CN2775170Y - Built-in lattice type steel bar hidden support shear wall - Google Patents
Built-in lattice type steel bar hidden support shear wall Download PDFInfo
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- CN2775170Y CN2775170Y CN 200520005350 CN200520005350U CN2775170Y CN 2775170 Y CN2775170 Y CN 2775170Y CN 200520005350 CN200520005350 CN 200520005350 CN 200520005350 U CN200520005350 U CN 200520005350U CN 2775170 Y CN2775170 Y CN 2775170Y
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 154
- 239000010959 steel Substances 0.000 title claims abstract description 154
- 230000002787 reinforcement Effects 0.000 claims abstract description 213
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 138
- 238000004873 anchoring Methods 0.000 claims description 48
- 238000010276 construction Methods 0.000 abstract description 31
- 238000009826 distribution Methods 0.000 abstract description 4
- 210000002435 tendon Anatomy 0.000 abstract description 3
- 230000000116 mitigating effect Effects 0.000 abstract description 2
- 230000007123 defense Effects 0.000 abstract 1
- 238000005265 energy consumption Methods 0.000 abstract 1
- 210000003205 muscle Anatomy 0.000 description 81
- 238000003466 welding Methods 0.000 description 62
- 238000010586 diagram Methods 0.000 description 36
- 210000001015 abdomen Anatomy 0.000 description 25
- 239000004567 concrete Substances 0.000 description 10
- 239000011150 reinforced concrete Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- 230000035939 shock Effects 0.000 description 4
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
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Abstract
本实用新型属于一种剪力墙，特别涉及一种带钢筋暗支撑的剪力墙。内藏格构式钢筋暗支撑剪力墙由边框柱(1)和剪力墙板构成，在剪力墙板中配置由横向和纵向分布钢筋组成的钢筋网，在钢筋网内侧或者外侧加配有钢筋斜支撑(10)，当采用双排配筋时，在钢筋网之间用拉接钢筋(15)拉接，其特征在于：采用斜向钢筋束，其上设有起约束作用的采用格构式或者斜腹筋式布置的焊接短钢筋(11)。在剪力墙板钢筋网内侧或者外侧固装的钢筋斜支撑(10)呈人字、X或八字形。本实用新型的剪力墙比现有剪力墙的初始刚度大、承载能力高、承载力和刚度衰减慢、抗震防线多、整体抗震耗能性能好，后期抗震性能相对稳定，底部剪切滑移破坏减轻。
The utility model belongs to a shear wall, in particular to a shear wall with a steel bar concealed support. The concealed support shear wall with built-in lattice structure is composed of frame columns (1) and shear wall panels. The reinforcement mesh composed of horizontal and vertical distribution steel bars is arranged in the shear wall panels, and the inside or outside of the reinforcement mesh is equipped with The oblique bracing (10) of steel bars, when double-row reinforcement is used, is used to draw and connect the reinforcing bars (15) between the reinforcement meshes, which is characterized in that: oblique tendons are used, and there are adopting grids for constraining them. Welded short steel bars (11) arranged in construction or inclined webbing. The reinforcement oblique supports (10) fixed on the inner side or the outer side of the steel mesh of the shear wall panel are in the shape of a herringbone, an X or a figure-eight. Compared with the existing shear wall, the shear wall of the utility model has higher initial rigidity, higher bearing capacity, slower attenuation of bearing capacity and stiffness, more anti-seismic defense lines, better overall anti-seismic energy consumption performance, relatively stable anti-seismic performance in the later period, and the bottom is sheared and slippery. Mitigating damage.
Description
Technical field
The utility model belongs to a kind of shear wall, and particularly a kind of reinforcing bar secretly supports shear wall.
Background technology
Casualties that violent earthquake causes and property loss are very huge.The key of antidetonation mitigation is to strengthen the shock resistance of building.Reinforced concrete shear wall is the particularly core antidetonation parts of high building structure of building structure, and it is widely used in frame shear wall structure, framework-tubular construction, shear wall structure, the steel-concrete combination construction.Shear wall is being born the geological process of structural entity 80% approximately.Yet the ductility of shear wall is relatively poor, has influenced giving full play to of its structural entity anti-seismic performance.Therefore, ductility and the comprehensive anti-seismic performance of improving shear wall is the problem of very paying close attention to both at home and abroad always.Inventor of the present utility model has proposed dark shear wall, the gain the national patent (patent No.: ZL97244563.3) of supporting of band from improving shear wall self energy dissipation capacity and bearing capacity angle.This band secretly supports shear wall, be on common shear wall arrangement of reinforcement basis, add to join to form behind vertical muscle of dark support and the stirrup and be with oblique steel concrete nuclear core bundle, dark support can limit or postpone the development of diagonal crack to main diagonal crack, bootable horizontal curvature crack makes progress many distributions to have increased plastic hinge power consumption region height from the bottom, thinner and close and range of distribution is wide than common shear wall crack, destructiveness is lighter, bearing capacity and stiffness degradation are slow, and the later stage anti-seismic performance is relatively stable.But when thickness of wall body is smaller, after the vertical muscle of dark support adds stirrup, reinforcement ratio comparatively dense, concreting difficulty.
The utility model content
At the deficiency that exists in the above-mentioned reinforced concrete shear wall, technical problem to be solved in the utility model is:
(1) significantly improves shear wall shock resistance problem;
When (2) thickness of wall body is smaller, after the vertical muscle of dark support adds stirrup, reinforcement ratio comparatively dense, the problem of concreting difficulty.
In order to address the above problem, the utility model proposes built-in lattice reinforcing bar and secretly support shear wall, the technical scheme that is adopted is: built-in lattice reinforcing bar secretly supports shear wall, constitute the steel mesh reinforcement that configuration is made up of horizontal and vertical distribution reinforcement in shear wall slab by frame columns (1) and shear wall slab; When wallboard thickness h satisfied 160mm≤h≤200mm, steel mesh reinforcement adopted double arrangement of reinforcement, sockets with socketing reinforcing bar (15) between steel mesh reinforcement; When h satisfies 140mm≤h＜160mm, steel mesh reinforcement adopts single-row reinforcement or adopts double arrangement of reinforcement, between horizontal and vertical steel mesh reinforcement or the outside add and be furnished with reinforcing bar bearing diagonal (10), it is characterized in that: reinforcing bar bearing diagonal (10) adopts oblique tendon, has added the welding short steel rod (11) of effect of contraction on the oblique tendon.
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: welding short steel rod (11) adopts lattice or oblique abdomen muscle formula to arrange; Wherein said lattice arrangement is: welding short steel rod (11) is vertical with reinforcing bar bearing diagonal (10), and welding short steel rod is parallel to each other between (11), and spacing is 100mm～300mm; Wherein said oblique abdomen muscle formula arrangement is: welding short steel rod (11) is broken line shape along the reinforcing bar bearing diagonal and rises, and the spacing between two nodes is 100mm～300mm.
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: steel mesh reinforcement adopts double arrangement of reinforcement, the reinforcing bar bearing diagonal (10) that installs in the shear wall slab steel mesh reinforcement is herringbone, anchoring in the upper side frame beam is stretched in the upper end of its reinforcing bar bearing diagonal (10), the frame anchoring is stretched into from two ends of lower frame beam respectively in the lower end, and bearing diagonal reinforcing bar (10) constitutes the bearing diagonal cage of reinforcement with welding short steel rod (11).
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: steel mesh reinforcement adopts double arrangement of reinforcement, the reinforcing bar bearing diagonal (10) that installs in the shear wall slab steel mesh reinforcement is X-shaped, anchoring in the upper side frame beam is stretched in the upper end of its reinforcing bar bearing diagonal (10), the frame anchoring is stretched into from two ends of lower frame beam respectively in the lower end, and bearing diagonal reinforcing bar (10) constitutes the bearing diagonal cage of reinforcement with welding short steel rod (11).
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: steel mesh reinforcement adopts double arrangement of reinforcement, the reinforcing bar bearing diagonal (10) that installs in the shear wall slab steel mesh reinforcement is splayed, anchoring in the upper side frame beam is stretched in the upper end of its reinforcing bar bearing diagonal (10), the frame anchoring is stretched into from two ends of lower frame beam respectively in the lower end, and bearing diagonal reinforcing bar (10) constitutes the bearing diagonal cage of reinforcement with welding short steel rod (11).
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: steel mesh reinforcement adopts single-row reinforcement, reinforcing bar bearing diagonal (10) the lining herringbone that installs in the shear wall slab steel mesh reinforcement outside, anchoring in the upper side frame beam is stretched in the upper end of its reinforcing bar bearing diagonal (10), the frame anchoring is stretched into from two ends of lower frame beam respectively in the lower end, and bearing diagonal reinforcing bar (10) constitutes the bearing diagonal cage of reinforcement with welding short steel rod (11).
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: steel mesh reinforcement adopts single-row reinforcement, the reinforcing bar bearing diagonal (10) that installs in the shear wall slab steel mesh reinforcement outside is X-shaped, anchoring in the upper side frame beam is stretched in the upper end of its reinforcing bar bearing diagonal (10), the frame anchoring is stretched into from two ends of lower frame beam respectively in the lower end, and bearing diagonal reinforcing bar (10) constitutes the bearing diagonal cage of reinforcement with welding short steel rod (11).
Described built-in lattice reinforcing bar secretly supports shear wall, it is characterized in that: steel mesh reinforcement adopts single-row reinforcement, the reinforcing bar bearing diagonal (10) that installs in the shear wall slab steel mesh reinforcement outside is splayed, anchoring in the upper side frame beam is stretched in the upper end of its reinforcing bar bearing diagonal (10), the frame anchoring is stretched into from two ends of lower frame beam respectively in the lower end, and bearing diagonal reinforcing bar (10) constitutes the bearing diagonal cage of reinforcement with welding short steel rod (11).
The built-in lattice reinforcing bar that the utility model adopted secretly supports the supporting capacity raising of shear wall than existing common shear wall, and bearing capacity and stiffness degradation are slow, and the later stage anti-seismic performance is relatively stable, and the bottom shear sliding rupture alleviates; Compare with the shear wall that added dark support originally, solved thickness of wall body when smaller, dark support vertical muscle and add stirrup after, reinforcement ratio comparatively dense, the problem of concreting difficulty; Because shear wall is the core lateral resisting parts of building structure, has improved the shock resistance of shear wall, has also just improved the whole shock resistance of existing shear wall structure, when building meets with violent earthquake, can alleviate its earthquake, prevent that it from collapsing.
Description of drawings
Fig. 1 is that dark support of the built-in lattice reinforcing bar of the utility model is that herringbone is arranged, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal;
Fig. 2 is an A-A section enlarged diagram among Fig. 1;
Fig. 3 is a B-B section enlarged diagram among Fig. 1;
Fig. 4 is that dark support of the built-in lattice reinforcing bar of the utility model is that X-shaped is arranged, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal;
Fig. 5 is that dark support of the built-in lattice reinforcing bar of the utility model is that splayed is arranged, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal;
Fig. 6 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of herringbone, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal;
Fig. 7 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of X-shaped, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal;
Fig. 8 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of splayed, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal;
Fig. 9 be the built-in lattice reinforcing bar of the utility model dark support be that herringbone is arranged, wall reinforcement adopts double arrangement of reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 10 is an A-A section enlarged diagram among Fig. 9;
Figure 11 is a B-B section enlarged diagram among Fig. 9;
Figure 12 be the built-in lattice reinforcing bar of the utility model dark support be that X-shaped is arranged, wall reinforcement adopts double arrangement of reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 13 be the built-in lattice reinforcing bar of the utility model dark support be that splayed is arranged, wall reinforcement adopts double arrangement of reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 14 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of herringbone, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal;
Figure 15 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of X-shaped, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal;
Figure 16 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of splayed, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal;
Figure 17 be the built-in lattice reinforcing bar of the utility model dark support be that herringbone is arranged, wall reinforcement adopts single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 18 is an A-A section enlarged diagram among Figure 17;
Figure 19 is a B-B section enlarged diagram among Figure 17;
Figure 20 be the built-in lattice reinforcing bar of the utility model dark support be that X-shaped is arranged, wall reinforcement adopts single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by lattice along bearing diagonal;
Figure 21 be the built-in lattice reinforcing bar of the utility model dark support be that splayed is arranged, wall reinforcement adopts single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by lattice along bearing diagonal;
Figure 22 is that dark support of the built-in lattice reinforcing bar of the utility model is that the netted layout of herringbone, wall reinforcement adopt single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by lattice along bearing diagonal;
Figure 23 is that dark support of the built-in lattice reinforcing bar of the utility model is that the netted layout of X-shaped, wall reinforcement adopt single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by lattice along bearing diagonal;
Figure 24 is that dark support of the built-in lattice reinforcing bar of the utility model is that the netted layout of splayed, wall reinforcement adopt single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by lattice along bearing diagonal;
Figure 25 be the built-in lattice reinforcing bar of the utility model dark support be that herringbone is arranged, wall reinforcement adopts single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 26 is an A-A section enlarged diagram among Figure 25;
Figure 27 is a B-B section enlarged diagram among Figure 25;
Figure 28 be the built-in lattice reinforcing bar of the utility model dark support be that X-shaped is arranged, wall reinforcement adopts single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 29 be the built-in lattice reinforcing bar of the utility model dark support be that splayed is arranged, wall reinforcement adopts single-row reinforcement, the structural reinforcement schematic diagram of an element of construction of shear wall when welding short steel rod is arranged by oblique abdomen muscle formula along bearing diagonal;
Figure 30 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of herringbone, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal;
Figure 31 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of X-shaped, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal;
Figure 32 be the built-in lattice reinforcing bar of the utility model dark support be the netted layout of splayed, the structural reinforcement schematic diagram of an element of construction of shear wall when wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal;
Wherein among the figure, the 1-frame columns; The 2-frame columns is indulged muscle; 3-frame columns quadrangle stirrup; 4-frame columns octagon stirrup; 5-frame beam; 6-frame beam is indulged muscle; 7-frame beam stirrup; 8-shear wall slab transverse reinforcement; 9-shear wall slab longitudinal reinforcement; 10-reinforcing bar bearing diagonal; The 11-welding short steel rod; The connecting lacing wire of 12-bearing diagonal reinforcing bar and steel mesh reinforcement; 13,14,16,17,18, the affixed muscle of 19-; The connecting lacing wire of 15-steel mesh reinforcement; The connecting lacing wire of the vertical muscle of 20-frame beam.
The specific embodiment
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, built-in lattice reinforcing bar secretly supports structural reinforcement schematic diagram such as Fig. 1, Fig. 2 and shown in Figure 3 of an element of construction of shear wall, and it is by reinforced concrete frame and is with built-in lattice reinforcing bar secretly to support shear wall slab to constitute.The arrangement of reinforcement of its square cross section frame columns 1 is, there are 4 reinforcing bars 2 on every limit, along the vertical muscle of post equably colligation quadrangle stirrup 3 and octagon stirrup 4, its stirrup distributes and connects the intranodal zone that joins to Liang Yuzhu; The arrangement of reinforcement of its square-section frame beam 5 is, there are equidistant 3 vertical muscle 6 on every limit, along the vertical muscle of beam equably colligation rectangle hoop 7 and connecting lacing wire 20, the stirrup of frame beam is evenly distributed to beam-ends; The arrangement of reinforcement of shear wall is, vertically arrange shear wall slab reinforcing bar 8 and 9 in both sides respectively equably along laterally reaching, and colligation is fixed in the crosspoint, forms two steel mesh reinforcements, insert respectively in frame columns and the frame beam at reinforcing bar 8 and 9 two ends, and make it satisfy the requirement of anchorage length respectively.The arrangement of reinforcement of bearing diagonal is, affixedly symmetrically respectively in two steel mesh reinforcements of shear wall slab is lambdoid by reinforcing bar bearing diagonal 10.Anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, and the frame anchoring is stretched into from the end of lower frame beam in its lower end, and makes it satisfy the requirement of anchorage length respectively.Welding welding short steel rod 11 along the vertical muscle 10 of bearing diagonal, vertical muscle 10 and welding short steel rod 11 connect into the dark support frame of lattice reinforcing bar, behind the disturbing concrete, form built-in lattice reinforcing bar and secretly support shear wall.Other constructional reinforcement has, and distinguishes affixed affixed muscle 13 and 14 at the node place that vertical muscle of bearing diagonal and frame intersect.Link to each other with uniform connecting lacing wire 12 between the vertical muscle of bearing diagonal and two steel mesh reinforcements of shear wall, it is continuous also to be less than or equal to the connecting lacing wire 15 of 600mm with spacing between two steel mesh reinforcements of shear wall.With frame and the moulding of shear wall slab one piece disturbing concrete, promptly constitute built-in lattice reinforcing bar and secretly support shear wall at last.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, second kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in Figure 4, it is affixed X-shaped reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 14 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with first kind of form.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, the third form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in Figure 5, it is affixed splayed reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 14 and 17 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with first kind of form.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, when the shear wall depth-width ratio is smaller than 1, adopt a plurality of compound dark support net to arrange that effect is better.
Built-in lattice reinforcing bar secretly support shear wall fourth, fifth, six kind of form of structure is respectively as Fig. 6, Fig. 7, shown in Figure 8, this moment, the shear wall depth-width ratio all was smaller than 1, one of dark optional above-mentioned three kinds of modes of mode that support of built-in lattice reinforcing bar in the wallboard, other structure is identical with first kind of mode.18,19 is the affixed muscle at the crossing node place of reinforcing bar bearing diagonal and frame among Fig. 7.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, built-in lattice reinforcing bar secretly supports structural reinforcement schematic diagram such as Fig. 9, Figure 10 and shown in Figure 11 of an element of construction of shear wall, and it is by reinforced concrete frame and is with built-in lattice reinforcing bar secretly to support shear wall slab to constitute.The arrangement of reinforcement of its square cross section frame columns 1 is, there are 4 reinforcing bars 2 on every limit, along the vertical muscle of post equably colligation quadrangle stirrup 3 and octagon stirrup 4, its stirrup distributes and connects the intranodal zone that joins to Liang Yuzhu; The arrangement of reinforcement of its square-section frame beam 5 is, there are equidistant 3 vertical muscle 6 on every limit, along the vertical muscle of beam equably colligation rectangle hoop 7 and connecting lacing wire 20, the stirrup of frame beam is evenly distributed to beam-ends; The arrangement of reinforcement of shear wall is, vertically arrange shear wall slab reinforcing bar 8 and 9 in both sides respectively equably along laterally reaching, and colligation is fixed in the crosspoint, forms two steel mesh reinforcements, insert respectively in frame columns and the frame beam at reinforcing bar 8 and 9 two ends, and make it satisfy the requirement of anchorage length respectively.The arrangement of reinforcement of bearing diagonal is, affixedly symmetrically respectively in two steel mesh reinforcements of shear wall slab is lambdoid by reinforcing bar bearing diagonal 10.Anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, and the frame anchoring is stretched into from the end of lower frame beam in its lower end, and makes it satisfy the requirement of anchorage length respectively.Welding short steel rod 11 arranges by oblique abdomen muscle formula that along bearing diagonal 10 vertical muscle 10 and welding short steel rod 11 connect into the dark support frame of lattice reinforcing bar, behind the disturbing concrete, form built-in lattice reinforcing bar and secretly support shear wall.Other constructional reinforcement has, and distinguishes affixed affixed muscle 13 and 14 at the node place that vertical muscle of bearing diagonal and frame intersect.Link to each other with uniform connecting lacing wire 12 between the vertical muscle of bearing diagonal and two steel mesh reinforcements of shear wall, it is continuous also to be less than or equal to the connecting lacing wire 15 of 600mm with spacing between two steel mesh reinforcements of shear wall.With frame and the moulding of shear wall slab one piece disturbing concrete, promptly constitute built-in lattice reinforcing bar and secretly support shear wall at last.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, the 8th kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in figure 12, it is affixed X-shaped reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 14 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with the 7th kind of form.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, the 9th kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in figure 13, it is affixed splayed reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 14 and 17 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with the 7th kind of form.
When wall reinforcement adopts double arrangement of reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, when the shear wall depth-width ratio is smaller than 1, adopt a plurality of compound dark support net to arrange that effect is better.
Built-in lattice reinforcing bar secretly support shear wall the tenth, 11,12 kind of form of structure is respectively as Figure 14, Figure 15, shown in Figure 16, this moment, the shear wall depth-width ratio all was smaller than 1, one of optional above-mentioned the 7th, eight, nine kind of mode of the dark mode that supports of built-in lattice reinforcing bar in the wallboard, other structure is identical with the 7th kind of mode.18,19 is the affixed muscle at the crossing node place of reinforcing bar bearing diagonal and frame among Figure 15.
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, built-in lattice reinforcing bar secretly supports structural reinforcement schematic diagram such as Figure 17, Figure 18 and shown in Figure 19 of an element of construction of shear wall, and it is by reinforced concrete frame and is with built-in lattice reinforcing bar secretly to support shear wall slab to constitute.The arrangement of reinforcement of its square cross section frame columns 1 is, there are 4 reinforcing bars 2 on every limit, along the vertical muscle of post equably colligation quadrangle stirrup 3 and octagon stirrup 4, its stirrup distributes and connects the intranodal zone that joins to Liang Yuzhu; The arrangement of reinforcement of its square-section frame beam 5 is, there are equidistant 3 vertical muscle 6 on every limit, along the vertical muscle of beam equably colligation rectangle hoop 7 and connecting lacing wire 20, the stirrup of frame beam is evenly distributed to beam-ends; The arrangement of reinforcement of shear wall is, in the middle of wallboard, vertically arrange shear wall slab reinforcing bar 8 and 9 respectively equably, and colligation is fixed in the crosspoint, forms steel mesh reinforcement along laterally reaching, insert respectively in frame columns and the frame beam at reinforcing bar 8 and 9 two ends, and make it satisfy the requirement of anchorage length respectively.The arrangement of reinforcement of bearing diagonal is, affixedly symmetrically respectively in the shear wall slab steel mesh reinforcement outside is lambdoid by reinforcing bar bearing diagonal 10.Anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, and the frame anchoring is stretched into from the end of lower frame beam in its lower end, and makes it satisfy the requirement of anchorage length respectively.Welding welding short steel rod 11 along the vertical muscle 10 of bearing diagonal, vertical muscle 10 and welding short steel rod 11 connect into the dark support frame of lattice reinforcing bar, behind the disturbing concrete, form built-in lattice reinforcing bar and secretly support shear wall.Other constructional reinforcement has, and distinguishes affixed affixed muscle 12 and 13 at the node place that vertical muscle of bearing diagonal and frame intersect.With frame and the moulding of shear wall slab one piece disturbing concrete, promptly constitute built-in lattice reinforcing bar and secretly support shear wall at last.
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, the 14 kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in figure 20, be affixed X-shaped reinforcing bar bearing diagonal 10 in the shear wall slab steel mesh reinforcement outside, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 13 and 15 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with the 13 kind of form.
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, the 15 kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in figure 21, be affixed splayed reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab outside, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 14 and 17 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with the 13 various forms.
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by lattice along bearing diagonal, when the shear wall depth-width ratio is smaller than 1, adopt a plurality of compound dark support net to arrange that effect is better.
Built-in lattice reinforcing bar secretly support shear wall the 16,17,18 kind of form of structure is respectively as Figure 22, Figure 23, shown in Figure 24, this moment, the shear wall depth-width ratio all was smaller than 1, one of optional the 13,14,15 kind of mode of the dark mode that supports of built-in lattice reinforcing bar in the wallboard, other structure is identical with the 13 kind of mode.18,19 is the affixed muscle at the crossing node place of reinforcing bar bearing diagonal and frame among Figure 23.
Embodiment 19
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, built-in lattice reinforcing bar secretly supports structural reinforcement schematic diagram such as Figure 25, Figure 26 and shown in Figure 27 of an element of construction of shear wall, and it is by reinforced concrete frame and is with built-in lattice reinforcing bar secretly to support shear wall slab to constitute.The arrangement of reinforcement of its square cross section frame columns 1 is, there are 4 reinforcing bars 2 on every limit, along the vertical muscle of post equably colligation quadrangle stirrup 3 and octagon stirrup 4, its stirrup distributes and connects the intranodal zone that joins to Liang Yuzhu; The arrangement of reinforcement of its square-section frame beam 5 is, there are equidistant 3 vertical muscle 6 on every limit, along the vertical muscle of beam equably colligation rectangle hoop 7 and connecting lacing wire 20, the stirrup of frame beam is evenly distributed to beam-ends; The arrangement of reinforcement of shear wall is, in the middle of wallboard, vertically arrange shear wall slab reinforcing bar 8 and 9 respectively equably, and colligation is fixed in the crosspoint, forms steel mesh reinforcement along laterally reaching, insert respectively in frame columns and the frame beam at reinforcing bar 8 and 9 two ends, and make it satisfy the requirement of anchorage length respectively.The arrangement of reinforcement of bearing diagonal is, affixedly symmetrically respectively in the shear wall slab steel mesh reinforcement outside is lambdoid by reinforcing bar bearing diagonal 10.Anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, and the frame anchoring is stretched into from the end of lower frame beam in its lower end, and makes it satisfy the requirement of anchorage length respectively.Welding short steel rod 11 arranges by oblique abdomen muscle formula that along bearing diagonal 10 vertical muscle 10 and welding short steel rod 11 connect into the dark support frame of lattice reinforcing bar, behind the disturbing concrete, form built-in lattice reinforcing bar and secretly support shear wall.Other constructional reinforcement has, and distinguishes affixed affixed muscle 12 and 13 at the node place that vertical muscle of bearing diagonal and frame intersect.With frame and the moulding of shear wall slab one piece disturbing concrete, promptly constitute built-in lattice reinforcing bar and secretly support shear wall at last.
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, the 20 kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in figure 28, be affixed X-shaped reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab outside, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 15 and 16 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with the 19 kind of form.
Embodiment 21
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, the 21 kind of form of structure that built-in lattice reinforcing bar secretly supports shear wall as shown in figure 29, be affixed splayed reinforcing bar bearing diagonal 10 in two steel mesh reinforcements of shear wall slab outside, anchoring in the upper side frame beam is stretched in the upper end of reinforcing bar bearing diagonal 10, the frame anchoring is stretched into from end, lower frame beam ground in its lower end, and makes it satisfy the requirement of anchorage length respectively.Distinguish affixed affixed muscle 14 and 17 at the node place that vertical muscle of bearing diagonal and frame intersect, others are identical with the 19 kind of form.
Embodiment 22,23,24
When wall reinforcement adopts single-row reinforcement, welding short steel rod to arrange by oblique abdomen muscle formula along bearing diagonal, when the shear wall depth-width ratio is smaller than 1, adopt a plurality of compound dark support net to arrange that effect is better.
Built-in lattice reinforcing bar secretly support shear wall the 22,23,24 kind of form of structure is respectively as Figure 30, Figure 31, shown in Figure 32, this moment, the shear wall depth-width ratio all was smaller than 1, one of optional the 19,20,21 kind of mode of the dark mode that supports of built-in lattice reinforcing bar in the wallboard, other structure is identical with the 19 kind of mode.18,19 is the affixed muscle at the crossing node place of reinforcing bar bearing diagonal and frame among Figure 31.
Claims (8)
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| CN 200520005350 CN2775170Y (en) | 2005-03-07 | 2005-03-07 | Built-in lattice type steel bar hidden support shear wall |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452207A (en) * | 2012-05-31 | 2013-12-18 | 初明进 | Shear wall with partial oblique steel bars |
| CN104328847A (en) * | 2014-10-24 | 2015-02-04 | 沈阳建筑大学 | Inner inclined support assembled type concrete shear wall prefabricated part |
| CN105804277A (en) * | 2016-05-11 | 2016-07-27 | 重庆大学 | Profile-steel concrete shear wall with two end root areas restrained by steel sleeves |
| CN108824675A (en) * | 2018-05-07 | 2018-11-16 | 北京工业大学 | A kind of shear wall and preparation method thereof |
-
2005
- 2005-03-07 CN CN 200520005350 patent/CN2775170Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103452207A (en) * | 2012-05-31 | 2013-12-18 | 初明进 | Shear wall with partial oblique steel bars |
| CN104328847A (en) * | 2014-10-24 | 2015-02-04 | 沈阳建筑大学 | Inner inclined support assembled type concrete shear wall prefabricated part |
| CN104328847B (en) * | 2014-10-24 | 2017-08-11 | 沈阳建筑大学 | A kind of construction method of interior bearing diagonal assembly concrete shear wall prefabricated components |
| CN105804277A (en) * | 2016-05-11 | 2016-07-27 | 重庆大学 | Profile-steel concrete shear wall with two end root areas restrained by steel sleeves |
| CN108824675A (en) * | 2018-05-07 | 2018-11-16 | 北京工业大学 | A kind of shear wall and preparation method thereof |
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