CN108035457A - A kind of high ductility concrete shear force wall connection structure of assembled and connection method - Google Patents
A kind of high ductility concrete shear force wall connection structure of assembled and connection method Download PDFInfo
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- CN108035457A CN108035457A CN201810068587.8A CN201810068587A CN108035457A CN 108035457 A CN108035457 A CN 108035457A CN 201810068587 A CN201810068587 A CN 201810068587A CN 108035457 A CN108035457 A CN 108035457A
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- 239000004567 concrete Substances 0.000 title claims abstract description 53
- 238000000034 method Methods 0.000 title claims abstract description 17
- 239000011150 reinforced concrete Substances 0.000 claims abstract description 48
- 210000003205 muscle Anatomy 0.000 claims abstract description 24
- 230000002787 reinforcement Effects 0.000 claims abstract description 20
- 239000003351 stiffener Substances 0.000 claims abstract description 9
- 238000004873 anchoring Methods 0.000 claims abstract description 8
- 239000000835 fiber Substances 0.000 claims description 15
- 229910000831 Steel Inorganic materials 0.000 claims description 12
- 239000010959 steel Substances 0.000 claims description 12
- 239000004568 cement Substances 0.000 claims description 11
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 10
- 239000002956 ash Substances 0.000 claims description 10
- 239000010881 fly ash Substances 0.000 claims description 10
- 239000004576 sand Substances 0.000 claims description 10
- 239000010703 silicon Substances 0.000 claims description 10
- 229910052710 silicon Inorganic materials 0.000 claims description 10
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 9
- 230000015271 coagulation Effects 0.000 claims description 4
- 238000005345 coagulation Methods 0.000 claims description 4
- 239000004372 Polyvinyl alcohol Substances 0.000 claims description 3
- 230000001186 cumulative effect Effects 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000003014 reinforcing effect Effects 0.000 abstract description 10
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 4
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 9
- 238000010276 construction Methods 0.000 description 6
- 239000002689 soil Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 239000011398 Portland cement Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010883 coal ash Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009472 formulation Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011178 precast concrete Substances 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
- C04B2111/2053—Earthquake- or hurricane-resistant materials
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Civil Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Emergency Management (AREA)
- Business, Economics & Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention provides a kind of high ductility concrete shear force wall connection structure of assembled and connection method, including precast reinforced concrete shear wall, shear wall center bottom is prefabricated with bottom toe of wall and forms supporting section, both ends upper and lower side indulges muscle for lap segment, ribbed stiffener is interval with inside the toe of wall of bottom, upper strata shear wall is supported on lower floor's shear wall by bottom toe of wall, both ends muscle and anchoring reinforcer overlap joint connection are indulged by lap segment, pour high ductility concrete after connection after the lap segment of both ends, pouring concrete after the toe of wall internal cavity of bottom.Installation sleeve and corresponding technical measures are not required in the present invention in process of factory production, drastically increase production efficiency, and reinforcing bar device to hole, grouting is not required in when site operation, therefore reduces working procedure, is easily installed.The intensity and adhesive property of high ductility concrete superelevation at the same time, can be greatly shortened the lap of splice of longitudinal reinforcement, make new-old concrete connection reliable, the raising of component anti-seismic performance, can use in highly seismic region.
Description
Technical field
The invention belongs to prefabricated concrete structure technical field, and in particular to a kind of high ductility concrete shear of assembled
Wall connection structure and connection method.
Background technology
Assembled monolithic concrete structure is that coagulation is attached by prefabricated components and poured behind scene by reliable way
The prefabricated concrete structure that soil, strength cement-based grouting material are formed, reinforced bar sleeve grouting connection and reinforcing bar slurry anchor overlap joint connection are mesh
Preceding common two kinds of connecting method for reinforcing bars.But since fabricated shear wall component volume is big, quality weight, connecting structure complexity, then
It is relatively low plus building trade labour's level of China, increase the difficulty of the more demanding assembled architecture construction of the degree of becoming more meticulous
Degree, therefore, sleeve grouting connection with constraint paddle anchor connect there are centering difficulty, it is complicated the shortcomings of, reinforcing bar one in construction
Denier conflict or error is larger will be unable to be installed, influences the duration, causes to waste.
Common connecting method for reinforcing bars is required to the pore-forming that is prefabricated in the factory in engineering, due to shearing the longitudinal reinforcement of wall member
Large number of, often there is situation of the reinforcing bar to not upper hole in the deviation in manufacturing process, construction site in addition.For construction party
Just, worker takes some violation methods to handle, and hides some dangers for for construction quality.
The content of the invention
The purpose of the present invention is for the deficiency present in the prior art, there is provided a kind of high ductility concrete shear of assembled
Wall connection structure and connection method.
Technical solution provided by the invention is as follows：
A kind of high ductility concrete shear force wall connection structure of assembled, including precast reinforced concrete shear wall, the pre-manufactured steel
Reinforced concrete shear wall includes longitudinal reinforcement and pours duct, and the precast reinforced concrete shear wall center bottom is prefabricated with bottom
Portion's toe of wall forms supporting section, and both ends are lap segment, and the longitudinal reinforcement at both ends both passes through the upper and lower of precast reinforced concrete shear wall
End forms lap segment and indulges muscle, and the duct that pours is preset in precast reinforced concrete shear wall, and supporting section at least two pours
Duct, each lap segment at least one pour duct；
The bottom toe of wall two side ends closing, inside is interval with the pouring hole that ribbed stiffener forms cavity, the cavity and supporting section
Communicating, upper strata precast reinforced concrete shear wall is supported on lower floor's precast reinforced concrete shear wall by bottom toe of wall, and two
Muscle and anchoring reinforcer overlap joint connection are indulged in end by lap segment, pour high ductility concrete, bottom wall after connection after the lap segment of both ends
Pouring concrete after toe internal cavity.
The anchoring reinforcer includes anchor plate and tie hoop, and the anchor plate indulges muscle termination arranged on lap segment, described
Tie hoop is arranged on lap segment Zong Jin lap-joints.
The bottom toe of wall is highly more than 300mm, and thickness is more than 20mm, and length is the 1/2 ~ 3/4 of shear wall total length.
The rib thickness of putting more energy into is more than 20mm, and length is 40 ~ 60mm, and spacing is more than 100mm.
The longitudinal reinforcement diameter that the lap of splice that the lap segment indulges muscle is 8 ~ 15 times.
The anchor plate is circular or square plate, and thickness be 10 ~ 20mm, diameter or the length of side for 2 ~ 3 times of longitudinal reinforcement.
A diameter of 4 ~ the 8mm of tie hoop, tie hoop limb is away from for 30 ~ 80mm, longitudinal steel a diameter of 2 ~ 4 times circumferential
Muscle diameter.
The duct that pours at the 1/3 ~ 1/2 of precast reinforced concrete shear wall short transverse, section for 80 ~
The square of 150mm.
The component of the high ductility concrete is cement, flyash, silicon ash, sand, PVA fibers, steel fibre and water, wherein,
By mass percentage, cement：Flyash：Silicon ash：Sand：Water=1：0.9：0.1：0.76：0.58；With cement, flyash, silicon ash,
The cumulative volume of sand and water after mixing is radix, and the volume volume of PVA fibers is 1.5%, and the volume volume of steel fibre is 0.5%
~1%。
Present invention also offers a kind of high ductility concrete shear force wall connection method of assembled, mixed using the high ductility of assembled
Solidifying soil shear wall connection structure, comprises the following steps：
Step 1）Lap segment at lower floor's precast reinforced concrete shear wall both ends, which is indulged, covers tie hoop on muscle, then pass through bottom
Upper strata precast reinforced concrete shear wall is positioned over above lower floor's precast reinforced concrete shear wall by toe of wall, while upper strata is pre-
The lap segment at reinforced concrete shear wall both ends processed is indulged muscle and is positioned in tie hoop；
Step 2）Coagulation is poured by the supporting section and lap segment that pour the upward layer precast reinforced concrete shear wall in duct respectively
Native and high ductility concrete, realizes that upper strata precast reinforced concrete shear wall is connected with lower floor precast reinforced concrete shear wall.
The beneficial effects of the invention are as follows：
（1）Reinforcing bar device to hole, grouting are not required when this kind of connection mode is constructed at the scene, therefore reduces working procedure, without specialty
Personnel, be easily installed, quality is easy to control, meets China's present situation.
（2）Installation sleeve and corresponding technical measures are not required in prefabricated components in process of factory production, greatly carry
High production efficiency.
（3）Using the intensity and adhesive property of high ductility concrete superelevation, the overlap joint of longitudinal reinforcement can be greatly shortened
Length, and make new-old concrete connection reliable.
（4）By setting longitudinal reinforcement lap segment tie hoop and vertical muscle end anchorage plate, longitudinal reinforcement is further reduced
The lap of splice.
（5）High ductility concrete has the characteristics that superhigh intensity, high ductility, and component anti-seismic performance improves, can be in Gao Lie
Area is spent to use.
It is described in further details below in conjunction with attached drawing.
Brief description of the drawings
Fig. 1 is the high ductility concrete shear force wall attachment structure schematic diagram of assembled of the present invention；
Fig. 2 is the A-A profiles of Fig. 1；
Fig. 3 is the B-B profiles of Fig. 1；
Fig. 4 is the C-C profiles of Fig. 1；
Fig. 5 is the D-D profiles of Fig. 1；
Fig. 6 positions anchor reinforcer for lap segment and implement detail drawing.
In figure：1st, lower floor's precast reinforced concrete shear wall；2nd, upper strata precast reinforced concrete shear wall；3rd, longitudinal steel
Muscle；4th, tie hoop；5th, anchor plate；6th, duct is poured；7th, high ductility concrete is poured after；8th, rear pouring concrete；9th, bottom toe of wall；
10th, toe of wall partition plate；11st, ribbed stiffener.
Embodiment
Embodiment 1：
Present embodiments provide a kind of high ductility concrete shear force wall connection structure of assembled as shown in Figure 1, including pre-manufactured steel
Reinforced concrete shear wall, the precast reinforced concrete shear wall includes longitudinal reinforcement 3 and pours duct 6, described precast reinforced
Concrete shear force wall center bottom is prefabricated with bottom toe of wall 9 and forms supporting section, and both ends are lap segment, and the longitudinal reinforcement 3 at both ends is equal
Upper and lower side formation lap segment through precast reinforced concrete shear wall indulges muscle, and the duct 6 that pours is preset in precast reinforced mix
Solidifying soil shear wall, supporting section at least two pour duct 6, each lap segment at least one pour duct 6；
9 two side ends of bottom toe of wall closing, inside are interval with ribbed stiffener 11 and form cavity, and the cavity and supporting section pour
Hole communicates, and upper strata precast reinforced concrete shear wall 2 is supported on lower floor's precast reinforced concrete shear wall 1 by bottom toe of wall 9
On, muscle and anchoring reinforcer overlap joint connection are indulged in both ends by lap segment, pour high ductility concrete seven after connection after the lap segment of both ends
（As shown in Figure 5）, pouring concrete 8 after 9 internal cavity of bottom toe of wall（As shown in Figure 4）.
Ribbed stiffener 11 is arranged in bottom toe of wall 9, as shown in Figure 3.The setting of ribbed stiffener 11 both ensure that precast concrete
Shear wall is stably placed on lower floor's concrete shear force wall, in turn ensure that bottom toe of wall 9 is strong in transport, installation process
Degree is with stablizing.
The component of high ductility concrete is cement, flyash, silicon ash, sand, PVA fibers, steel fibre and water, wherein, by matter
Measure percentages, cement：Flyash：Silicon ash：Sand：Water=1：0.9：0.1：0.76：0.58；With cement, flyash, silicon ash, sand and
The cumulative volume of water after mixing is radix, and the volume volume of PVA fibers is 1.5%, and the volume volume of steel fibre is 0.5% ~ 1%.
The present invention indulges muscle and anchoring reinforcer overlap joint connection levels precast reinforced concrete shear wall 1 by lap segment,
Installation sleeve and corresponding technical measures are not required in precast reinforced concrete shear wall in process of factory production, greatly carry
High production efficiency, is not required reinforcing bar device to hole, grouting when constructing at the scene, thus reduce working procedure, without professional, just
It is easy to control in installation, quality, meets China's present situation., can at the same time using the intensity and adhesive property of high ductility concrete superelevation
The lap of splice of longitudinal reinforcement 3 is greatly shortened, and make new-old concrete connection reliable, and high ductility concrete has
The characteristics of superhigh intensity, high ductility, component anti-seismic performance are improved, can used in highly seismic region.
Embodiment 2：
On the basis of embodiment 1, a kind of high ductility concrete shear force wall connection structure of assembled is present embodiments provided, it is described
Anchoring reinforcer includes anchor plate 5 and tie hoop 4, and the anchor plate 5 indulges muscle termination, the tie hoop 4 arranged on lap segment
Arranged on lap segment Zong Jin lap-joints.As shown in Figure 6.
In the present embodiment, toe of wall partition plate 10 is set at 9 both ends of bottom toe of wall, closes 9 two side ends of bottom toe of wall, such as scheme
Shown in 2.9 height of bottom toe of wall is more than 300mm, and thickness is more than 20mm, and length is the 1/2 ~ 3/4 of shear wall total length.
Wherein, 11 thickness of ribbed stiffener is more than 20mm, and length is 40 ~ 60mm, and spacing is more than 100mm.Lap segment indulges taking for muscle
Spreading degree is 8 ~ 15 times of 3 diameter of longitudinal reinforcement.Anchor plate 5 is 10 ~ 20mm, diameter or side for circular or square plate, thickness
2 ~ 3 times of a length of longitudinal reinforcement 3.4 a diameter of 4 ~ 8mm of tie hoop, 4 limb of tie hoop away from for 30 ~ 80mm, circumferential a diameter of 2 ~
4 times of 3 diameter of longitudinal reinforcement.Duct 6 is poured at the 1/3 ~ 1/2 of precast reinforced concrete shear wall short transverse, section
For the square of 80 ~ 150mm.
Wherein, the cement in high ductility concrete formulation is P.O. 52.5R portland cements；Flyash is I grade of fine coal
Ash；The loss on ignition of silicon ash is less than 6%, dioxide-containing silica and is more than 15000 m more than 85%, specific surface area2/kg；The maximum grain of sand
Footpath is 1.26mm；The length of PE fibers is 6 ~ 12mm, more than 20 μm a diameter of, tensile strength is more than 3000MPa, elasticity modulus
For more than 85GPa；Steel fibre is buckle copper facing steel fibre, diameter 0.22 mm, length 13mm, tensile strength 2800MPa.
Embodiment 3：
A kind of high ductility concrete shear force wall connection method of assembled is present embodiments provided, using the high ductility concrete of assembled
Shear wall connection structure, comprises the following steps：
Step 1）Lap segment at 1 both ends of lower floor's precast reinforced concrete shear wall indulges set tie hoop 4 on muscle, then passes through bottom
Upper strata precast reinforced concrete shear wall 2 is positioned over the top of lower floor's precast reinforced concrete shear wall 1 by portion's toe of wall 9, at the same time will
The lap segment at 2 both ends of upper strata precast reinforced concrete shear wall is indulged muscle and is positioned in tie hoop 4；
Step 2）Poured respectively by pouring supporting section from duct 6 to upper strata precast reinforced concrete shear wall 2 and lap segment mixed
Native and high ductility concrete is coagulated, realizes that upper strata precast reinforced concrete shear wall 2 and lower floor's precast reinforced concrete shear wall 1 connect
Connect.
In conclusion the present invention has the following advantages：1）Reinforcing bar device to hole is avoided, construction quality is easy to control；2）Reinforcing bar is taken
Spreading degree is short；3）New-old concrete connection is reliable；4）Component anti-seismic performance improves, and can be used in highly seismic region.
The present embodiment belongs to the common knowledge and known technology of the art without the part specifically described, herein not
Another one describes in detail.
The foregoing examples are only illustrative of the present invention, does not form the limitation to protection scope of the present invention, all
It is to be belonged to the same or similar design of the present invention within protection scope of the present invention.
Claims (10)
1. a kind of high ductility concrete shear force wall connection structure of assembled, including precast reinforced concrete shear wall, its feature exist
In：The precast reinforced concrete shear wall includes longitudinal reinforcement（3）With pour duct（6）, the prefabricated reinforced concrete cuts
Power wall center bottom is prefabricated with bottom toe of wall（9）Supporting section is formed, both ends are lap segment, the longitudinal reinforcement at both ends（3）Both pass through
The upper and lower side of precast reinforced concrete shear wall forms lap segment and indulges muscle, described to pour duct（6）It is preset in precast reinforced coagulation
Native shear wall, supporting section at least two pour duct（6）, each lap segment at least one pour duct（6）；
The bottom toe of wall（9）Two side ends are closed, and inside is interval with ribbed stiffener（11）Formation cavity, the cavity and supporting section
Pouring hole communicates, upper strata precast reinforced concrete shear wall（2）Pass through bottom toe of wall（9）It is supported on lower floor's prefabricated reinforced concrete
Shear wall（1）On, muscle and anchoring reinforcer overlap joint connection are indulged in both ends by lap segment, pour high ductility after connection after the lap segment of both ends
Concrete（7）, bottom toe of wall（9）Pouring concrete after internal cavity（8）.
A kind of 2. high ductility concrete shear force wall connection structure of assembled according to claim 1, it is characterised in that：It is described
Anchoring reinforcer includes anchor plate（5）And tie hoop（4）, the anchor plate（5）Muscle termination is indulged arranged on lap segment, it is described spiral
Stirrup（4）Arranged on lap segment Zong Jin lap-joints.
A kind of 3. high ductility concrete shear force wall connection structure of assembled according to claim 1, it is characterised in that：It is described
Bottom toe of wall（9）Highly it is more than 300mm, thickness is more than 20mm, and length is the 1/2 ~ 3/4 of shear wall total length.
A kind of 4. high ductility concrete shear force wall connection structure of assembled according to claim 1, it is characterised in that：It is described
Ribbed stiffener（11）Thickness is more than 20mm, and length is 40 ~ 60mm, and spacing is more than 100mm.
A kind of 5. high ductility concrete shear force wall connection structure of assembled according to claim 1, it is characterised in that：It is described
The longitudinal reinforcement that the lap of splice that lap segment indulges muscle is 8 ~ 15 times（3）Diameter.
A kind of 6. high ductility concrete shear force wall connection structure of assembled according to claim 2, it is characterised in that：It is described
Anchor plate（5）It is 10 ~ 20mm for circular or square plate, thickness, diameter or the length of side are longitudinal reinforcement（3）2 ~ 3 times.
A kind of 7. high ductility concrete shear force wall connection structure of assembled according to claim 2, it is characterised in that：It is described
Tie hoop（4）A diameter of 4 ~ 8mm, tie hoop（4）Limb is away from for 30 ~ 80mm, longitudinal reinforcement a diameter of 2 ~ 4 times circumferential（3）
Diameter.
8. according to a kind of high ductility concrete shear force wall connection structure of assembled of claim 1-7 any one of them, its feature
It is：It is described to pour duct（6）At the 1/3 ~ 1/2 of precast reinforced concrete shear wall short transverse, section for 80 ~
The square of 150mm.
9. according to a kind of high ductility concrete shear force wall connection structure of assembled of claim 1-7 any one of them, its feature
It is：The component of the high ductility concrete is cement, flyash, silicon ash, sand, PVA fibers, steel fibre and water, wherein, by matter
Measure percentages, cement：Flyash：Silicon ash：Sand：Water=1：0.9：0.1：0.76：0.58；With cement, flyash, silicon ash, sand and
The cumulative volume of water after mixing is radix, and the volume volume of PVA fibers is 1.5%, and the volume volume of steel fibre is 0.5% ~ 1%.
10. a kind of high ductility concrete shear force wall connection method of assembled, usage right requires to match somebody with somebody the high ductility coagulation of formula described in 2
Native shear wall connection structure, it is characterised in that comprise the following steps：
Step 1）In lower floor's precast reinforced concrete shear wall（1）The lap segment at both ends, which is indulged, covers tie hoop on muscle（4）, Ran Houtong
Cross bottom toe of wall（9）By upper strata precast reinforced concrete shear wall（2）It is positioned over lower floor's precast reinforced concrete shear wall（1）On
Side, while by upper strata precast reinforced concrete shear wall（2）The lap segment at both ends indulges muscle and is positioned over tie hoop（4）It is interior；
Step 2）Respectively by pouring duct（6）To upper strata precast reinforced concrete shear wall（2）Supporting section and lap segment pour
Concrete and high ductility concrete are built, realizes upper strata precast reinforced concrete shear wall（2）Cut with lower floor prefabricated reinforced concrete
Power wall（1）Connection.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111116132A (en) * | 2019-12-25 | 2020-05-08 | 中冶建筑研究总院有限公司 | Grouting material for combined structure and assembly type building node and preparation method thereof |
| CN111321807A (en) * | 2020-02-28 | 2020-06-23 | 南京工程学院 | Assembled frame construction post-post bundling reinforcing bar connection structure |
| CN113530339A (en) * | 2020-10-26 | 2021-10-22 | 长江师范学院 | Cast-in-place assembly structure for construction of building damping wall |
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Application publication date: 20180515 |