CN103046669A - Prefabricated high strength reinforced concrete shear wall with low strength energy dissipation strip and fabrication method - Google Patents
Prefabricated high strength reinforced concrete shear wall with low strength energy dissipation strip and fabrication method Download PDFInfo
- Publication number
- CN103046669A CN103046669A CN2012105298291A CN201210529829A CN103046669A CN 103046669 A CN103046669 A CN 103046669A CN 2012105298291 A CN2012105298291 A CN 2012105298291A CN 201210529829 A CN201210529829 A CN 201210529829A CN 103046669 A CN103046669 A CN 103046669A
- Authority
- CN
- China
- Prior art keywords
- shear wall
- reinforcement
- concrete
- high tensile
- connecting hole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Reinforcement Elements For Buildings (AREA)
Abstract
The invention discloses a prefabricated high strength reinforced concrete shear wall with a low strength energy dissipation strip and a fabrication method and belongs to the field of construction. The shear wall is characterized in that high-strength concrete is utilized in the shear wall, a horizontal reinforcing steel bar (2) and a vertical reinforcing steel bar (3) in the shear wall are high strength steel bars, a portion of the horizontal reinforcing steel bar (2), which extends out of the shear wall, is hooked, steel bar connecting holes (4) are arranged on the side surface of the shear wall from top to bottom at equal intervals, two pieces of shear walls are located at the same horizontal height by corresponding to the connecting holes, when the two pieces of shear walls are connected, connecting reinforcing steel bars (5) are inserted, longitudinal long through reinforcing steel bars (6) are inserted into a hook, and low strength concrete (8) is poured between the two pieces of shear walls. The novel prefabricated shear wall has the advantages that the structure is simple, the construction costs are low, the construction is convenient, the anti-seismic performance is good, and social development problems that utilization quantities of concrete and reinforcing steel bars are large, and natural resources and environment are overwhelmed are expected to be solved.
Description
Technical field
The invention belongs to a kind of shear wall, particularly a kind of prefabricated high tensile reinforcement concrete is established low strong energy dissipating band shear wall and the practice.
Background technology
At present the overall floorage in the annual all kinds of houses that are completed of Building Trade in China is at the forefront in the world, especially highrise building and super highrise building appearing in the metropolis like the mushrooms after rain.Steel concrete will be the interior a kind of important structural timber in period that China will quite be grown from now on, and wherein the concrete application of high performance steel will play a part very important.
Shear wall has critical role as lateral resistant member in high building structure, the quality of its deformability directly affects the anti-seismic performance of whole building.That high-strength concrete has is high-strength, early strong, high modulus of deformation, high-durability, high fluidity and the good characteristics such as impervious anti-leakage performance, makes it become the ideal material of making shear wall.But the deformability of high strength concrete shear wall is relatively relatively poor, and this has greatly limited its application in the antidetonation area.Verified, utilize high tensile reinforcement to make horizontal bar, it is practicable improving High Strength Concrete Structures ductility.Literature research shows that being used of high tensile reinforcement and high-strength concrete can obviously improve the bearing capacity of structure, and with original structure close deformability is arranged.The safety stock of high-strength reinforcement shear wall structure is apparently higher than common reinforcement structure, and can the security performance of Effective Raise structure under large shake.Prefabricated high tensile reinforcement concrete is established the advantage that low strong energy dissipating band shear wall is given full play to its material property and form of structure, strengthens the energy dissipation capacity of shear wall, can satisfy current specifications, has saved again natural resource.
Summary of the invention
The object of the present invention is to provide a kind of novel precast shear wall with advantages such as simple structure, cheap, easy construction, anti-seismic performance are good, large in the hope of solving concrete and amount of reinforcement, the social development problem that natural resources and enviroment can't bear the heavy load.
The technical solution used in the present invention is as follows: the used concrete of shear wall is high-strength concrete, horizontal reinforcement 2 and vertical reinforcement 3 are high tensile reinforcement in the shear wall, wherein horizontal reinforcement 2 stretches out the shear wall place and makees crotch and process, the side of shear wall is spaced set reinforcing bar connecting hole 4 from top to bottom, two corresponding connecting holes of shear wall are at the same level height, two shear walls insert connecting reinforcement 5 when connecting, vertical elongated reinforcing bar 6 inserts in the crotch, builds low strength concrete 8 between two shear walls.
Described high tensile reinforcement is III grade reinforcing steel (370/570) and Ⅳ-grade steel muscle (540/835) by mechanical property.
Described high-strength concrete is that label is the above concrete of C60.
Concrete is high-strength concrete in the described mechanical of high strength reinforced concrete RC shear wall, and horizontal reinforcement 2 and vertical reinforcement 3 are high tensile reinforcement.
Described horizontal reinforcement stretches out the wallboard place and does 135
oCrotch.
Described connecting reinforcement and elongated vertical muscle are HPB300 or HPB300 or HRB335, and wherein connecting reinforcement length is 300 ~ 500mm, and diameter is not less than horizontal reinforcement diameter in the wallboard.
The corresponding connecting hole of described two shear walls is at the same level height, and sustained height two connecting holes are evenly arranged along the wall thickness direction, connecting hole spacing and connecting hole in the shear wall recently the reinforcing bar distance be not less than a connecting hole diameter d
o, unaffected to guarantee the connecting hole surrounding concrete.
Connecting hole can only arrange one in the same level direction between described two shear walls, and connecting hole is located in the middle of the shear wall when arranging one.
Described two shear wall spacings are 100 ~ 150mm.
Before building low-strength concrete dense mesh is set, two shear wall seam both sides arrange that two dense meshes and dense mesh are parallel with shear wall, and thickness of concrete cover is 10-15mm outside the dense mesh.
Described concrete eight is that low strength concrete is that label is less than the concrete of C25.
According to technical scheme of the present invention, adopt prefabricated high tensile reinforcement concrete to establish the preparation method of low strong energy dissipating band shear wall, its order is as follows:
1) makes shear wall 1, with high tensile reinforcement colligation shear wall horizontal reinforcement 2 and vertical reinforcement 3, reserve connecting hole 4 during formwork, build high-strength concrete;
2) fix first the position of first shear wall 1 during site operation, at connecting hole 4 interior insertion connecting reinforcements 5, fix another piece shear wall, connecting reinforcement is inserted in second shear wall connecting hole;
3) insert vertical elongated reinforcing bar 6 and good with steel wire lashing at two shear wall horizontal reinforcements, 2 crotch places;
4) arrange dense mesh 7 two shear wall seam both sides;
5) formwork supporting plate is built low strength concrete 8.
1) with high tensile reinforcement colligation shear wall both sides steel mesh reinforcement, reserves the connecting hole position, build high-strength concrete.
2) form removal after the maintenance.
3) fix first the position of first shear wall during site operation, in connecting hole, insert connecting reinforcement, fix another piece shear wall, connecting reinforcement is inserted into second shear wall connecting hole, make connecting reinforcement equal in length in two connecting holes.
4) insert vertical elongated reinforcing bar and good with steel wire lashing at shear wall horizontal reinforcement crotch place, both sides.
5) arrange dense mesh two shear wall seam both sides.
6) formwork supporting plate is built low strength concrete.
Perhaps its order is as follows:
1) makes shear wall 1, with high tensile reinforcement colligation shear wall horizontal reinforcement 2 and vertical reinforcement 3, reserve connecting hole 4 during formwork, build high-strength concrete;
Fix first the position of first shear wall 1 during 2 site operation, at connecting hole 4 interior insertion connecting reinforcements 5, fix another piece shear wall, connecting reinforcement is inserted in second shear wall connecting hole;
3 insert vertical elongated reinforcing bar 6 and good with steel wire lashing at two shear wall horizontal reinforcements, 2 crotch places;
4 formwork supporting plates are built low strength concrete 8.
The present invention compared with prior art has following clear superiority and beneficial effect:
Prefabricated high tensile reinforcement concrete is established the characteristics that low strong energy dissipating band shear wall is given full play to Materials with High Strength performance and structural advantage.Aspect outward appearance, because the use of Materials with High Strength has reduced the concrete structure size, alleviate dead load and foundation load, saved simultaneously resource; The endurance quality of High Strength Concrete Structures is better aspect durability, prolongs the application life of building, reduces structural maintenance and renewal expense.Because be with vertical energy dissipating band in the shear wall, the energy dissipation capacity of structure strengthens greatly.When geological process, low strength concrete between two blocks of wallboards and reinforcing bar consist of the first anti-vibration defense lines, the seam crossing concrete is at first crushed under the seismic force effects, the connecting reinforcement distortion, this process has played good energy-dissipating and shock-absorbing effect, and maximum seismic displacement response can reduce 10% ~ 30% under geological process.Using prefabricated high tensile reinforcement concrete establishes low strong energy dissipating band shear wall and can effectively alleviate the day by day deficient and a large amount of sandstone of natural aggregate and exploited the problems such as destruction that ecological environment is caused; Promote simultaneously high tensile reinforcement and high-strength concrete operation technique, accelerated the paces of China's shortening with developed country's builing industry horizontal range.Therefore to establish low strong energy dissipating band shear wall be a kind of Novel concrete member that is worthy to be popularized to prefabricated high tensile reinforcement concrete.
Description of drawings
Fig. 1 is that the prefabricated high tensile reinforcement concrete of the present invention is established low strong energy dissipating band shear wall schematic diagram;
Fig. 2 is that the prefabricated high tensile reinforcement concrete of the present invention is established low strong energy dissipating band shear wall A-A schematic cross-section.
The prefabricated mechanical of high strength reinforced concrete RC wall of description of drawings: 1-; Horizontal reinforcement in the 2-shear wall; Vertical reinforcement in the 3-shear wall; The 4-connecting hole; The 5-connecting reinforcement; The elongated longitudinal reinforcement of 6-; The 7-dense mesh; The 8-low strength concrete.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is described in further detail:
Embodiment: shown in Fig. 1-2, Fig. 1 is that the prefabricated high tensile reinforcement concrete of the present invention is established low strong energy dissipating band shear wall schematic diagram, and Fig. 2 is that the prefabricated high tensile reinforcement concrete of the present invention is established low strong energy dissipating band shear wall A-A schematic cross-section.
A kind of prefabricated high tensile reinforcement concrete of the present invention is established low strong energy dissipating band shear wall, is mainly combined by prefabricated mechanical of high strength reinforced concrete RC wallboard 1, connecting reinforcement 5, elongated vertical muscle 6 and low strength concrete 8.This prefabricated high tensile reinforcement concrete is established the practice of low strong energy dissipating band shear wall, and its production order is as follows:
1) first precast shear wall 1 of lifting, the vertical reinforcement 3 that shear wall bottom is stretched out are inserted in the reinforced hole that Vierendeel girder reserves and grouting;
2) connecting reinforcement 5 is inserted in the connecting hole 4;
3) second precast shear wall is installed, first its bottom vertical reinforcement is inserted in the preformed hole during installation, again connecting reinforcement 5 is inserted into a part in the connecting hole of second precast shear wall, makes connecting reinforcement length in the connecting hole of both sides impartial, in the connecting hole of both sides, pour into anchoring adhesive;
4) the vertical elongated reinforcing bar of insertion and colligation are good;
5) arrange dense mesh in the seam both sides;
6) formwork supporting plate is built low strength concrete.
Method of attachment of the present invention can be widely used in the connection between prefabricated high-strength concrete wallboard.Under little shake effect, can guarantee the effective connection between the prefabricated panel, guarantee the globality of shear wall structure; Can realize effective connection that the seam join domain is enough and energy dissipation capacity preferably in middle shake under the shake effect with being connected.Design concept of the present invention is simple, and easy construction is conducive to apply on a large scale.
Claims (10)
1. a prefabricated high tensile reinforcement concrete is established low strong energy dissipating band shear wall, it is characterized in that: the used concrete of shear wall is high-strength concrete, horizontal reinforcement in the shear wall (2) and vertical reinforcement (3) are high tensile reinforcement, wherein horizontal reinforcement (2) stretches out the shear wall place and makees crotch and process, the side of shear wall is spaced set reinforcing bar connecting hole (4) from top to bottom, two corresponding connecting holes of shear wall are at the same level height, two shear walls insert connecting reinforcement (5) when connecting, vertical elongated reinforcing bar (6) inserts in the crotch, builds low strength concrete (8) between two shear walls.
2. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall, and it is characterized in that: high tensile reinforcement is III grade reinforcing steel or Ⅳ-grade steel muscle by mechanical property; High-strength concrete is concrete more than the C60 by label.
3. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall, and it is characterized in that: horizontal reinforcement (2) stretches out the shear wall place and does 135
oCrotch.
4. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall, it is characterized in that: connecting reinforcement (5) and vertical elongated reinforcing bar (6) are HPB235, HPB300 or HRB335, wherein connecting reinforcement (5) length is 300 ~ 500mm, and diameter is not less than horizontal reinforcement (2) diameter in the shear wall.
5. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall, it is characterized in that: connecting hole spacing and connecting hole nearest reinforcing bar distance in the shear wall is not less than a connecting hole diameter d
o
6. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall, and it is characterized in that: two shear wall spacings are 100 ~ 150mm.
7. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall, and it is characterized in that: low strength concrete is that label is less than the concrete concrete of C25.
8. prefabricated high tensile reinforcement concrete according to claim 1 is established low strong energy dissipating band shear wall; it is characterized in that: before building low-strength concrete dense mesh is set; two shear wall seam both sides arrange that two dense meshes and dense mesh are parallel with shear wall, and thickness of concrete cover is 10-15mm outside the dense mesh.
According to claim 8 described in the prefabricated high tensile reinforcement concrete practice of establishing low strong energy dissipating band shear wall, it is characterized in that: its order is as follows:
1) makes shear wall (1), with high tensile reinforcement colligation shear wall horizontal reinforcement (2) and vertical reinforcement (3), reserve connecting hole (4) during formwork, build high-strength concrete;
2) fix first the position of first shear wall (1) during site operation, in connecting hole (4), insert connecting reinforcement (5), fix another piece shear wall, connecting reinforcement is inserted in second shear wall connecting hole;
3) insert vertical elongated reinforcing bar (6) and good with steel wire lashing at two shear wall horizontal reinforcement (2) crotch places;
4) arrange dense mesh (7) two shear wall seam both sides;
5) formwork supporting plate is built low strength concrete (8).
10. the described prefabricated high tensile reinforcement concrete of arbitrary claim is established the practice of low strong energy dissipating band shear wall according to claim 1-7, it is characterized in that: its order is as follows:
1) makes shear wall (1), with high tensile reinforcement colligation shear wall horizontal reinforcement (2) and vertical reinforcement (3), reserve connecting hole (4) during formwork, build high-strength concrete;
2) fix first the position of first shear wall (1) during site operation, in connecting hole (4), insert connecting reinforcement (5), fix another piece shear wall, connecting reinforcement is inserted in second shear wall connecting hole;
3) insert vertical elongated reinforcing bar (6) and good with steel wire lashing at two shear wall horizontal reinforcement (2) crotch places;
4) formwork supporting plate is built low strength concrete (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210529829.1A CN103046669B (en) | 2012-12-10 | 2012-12-10 | Prefabricated high strength reinforced concrete shear wall with low strength energy dissipation strip and fabrication method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210529829.1A CN103046669B (en) | 2012-12-10 | 2012-12-10 | Prefabricated high strength reinforced concrete shear wall with low strength energy dissipation strip and fabrication method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103046669A true CN103046669A (en) | 2013-04-17 |
| CN103046669B CN103046669B (en) | 2015-04-29 |
Family
ID=48059499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210529829.1A Expired - Fee Related CN103046669B (en) | 2012-12-10 | 2012-12-10 | Prefabricated high strength reinforced concrete shear wall with low strength energy dissipation strip and fabrication method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103046669B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103981998A (en) * | 2014-05-28 | 2014-08-13 | 王睿敏 | Pre-cast shear wallboard as well as shear wall and construction method for shear wall |
| CN103422674B (en) * | 2013-09-03 | 2016-03-30 | 二十二冶集团第一建设有限公司 | Prefabricated concrete structure Cast-in-Situ Segment concrete construction method |
| CN108951948A (en) * | 2018-08-19 | 2018-12-07 | 郑州大学 | A kind of energy-consuming shear wall with dual automatic recovery ability |
| CN110644645A (en) * | 2019-09-16 | 2020-01-03 | 佛山建装建筑科技有限公司 | Prefabricated column wall and construction method of vertical joint of prefabricated column wall |
| CN111877229A (en) * | 2020-08-06 | 2020-11-03 | 湖南大学 | Functionally-gradient anti-collision guardrail and construction method thereof |
| CN112746686A (en) * | 2020-12-30 | 2021-05-04 | 江苏诚意住宅工业科技发展有限公司 | Earthquake intelligence parting body energy dissipation shock attenuation reinforced concrete wall body |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003184172A (en) * | 2001-12-20 | 2003-07-03 | Maeda Corp | Column base structure of steel framed reinforced concrete construction |
| CN101041981A (en) * | 2007-04-30 | 2007-09-26 | 哈尔滨工业大学 | Reinforcing bars building block short-limb masonry shear wall structure |
| CN101429787A (en) * | 2007-11-09 | 2009-05-13 | 上海瑞安房地产发展有限公司 | Prefabricated thermal insulation exterior wall and method for producing the same |
| CN101614042A (en) * | 2009-07-27 | 2009-12-30 | 邱明兵 | The control plastic hinge brings out existing anti-seismic construction measure at Vierendeel girder |
| CN102433945A (en) * | 2011-08-30 | 2012-05-02 | 东南大学 | Vertical mixed connection structure and method of prefabricated internal wallboards for assembling shear wall structure |
| CN102808465A (en) * | 2012-08-08 | 2012-12-05 | 沈阳建筑大学 | Assembly connecting structure and assembly connecting method of assembled concrete frame and shear wall combination |
-
2012
- 2012-12-10 CN CN201210529829.1A patent/CN103046669B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003184172A (en) * | 2001-12-20 | 2003-07-03 | Maeda Corp | Column base structure of steel framed reinforced concrete construction |
| CN101041981A (en) * | 2007-04-30 | 2007-09-26 | 哈尔滨工业大学 | Reinforcing bars building block short-limb masonry shear wall structure |
| CN101429787A (en) * | 2007-11-09 | 2009-05-13 | 上海瑞安房地产发展有限公司 | Prefabricated thermal insulation exterior wall and method for producing the same |
| CN101614042A (en) * | 2009-07-27 | 2009-12-30 | 邱明兵 | The control plastic hinge brings out existing anti-seismic construction measure at Vierendeel girder |
| CN102433945A (en) * | 2011-08-30 | 2012-05-02 | 东南大学 | Vertical mixed connection structure and method of prefabricated internal wallboards for assembling shear wall structure |
| CN102808465A (en) * | 2012-08-08 | 2012-12-05 | 沈阳建筑大学 | Assembly connecting structure and assembly connecting method of assembled concrete frame and shear wall combination |
Non-Patent Citations (1)
| Title |
|---|
| 徐有邻: "《混凝土结构设计规范理解与应用》", 31 May 2002, article "混凝土结构设计规范理解与应用", pages: 346-347 * |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103422674B (en) * | 2013-09-03 | 2016-03-30 | 二十二冶集团第一建设有限公司 | Prefabricated concrete structure Cast-in-Situ Segment concrete construction method |
| CN103981998A (en) * | 2014-05-28 | 2014-08-13 | 王睿敏 | Pre-cast shear wallboard as well as shear wall and construction method for shear wall |
| CN108951948A (en) * | 2018-08-19 | 2018-12-07 | 郑州大学 | A kind of energy-consuming shear wall with dual automatic recovery ability |
| CN108951948B (en) * | 2018-08-19 | 2023-12-12 | 郑州大学 | Energy consumption shear wall with double self-recovery capability |
| CN110644645A (en) * | 2019-09-16 | 2020-01-03 | 佛山建装建筑科技有限公司 | Prefabricated column wall and construction method of vertical joint of prefabricated column wall |
| CN111877229A (en) * | 2020-08-06 | 2020-11-03 | 湖南大学 | Functionally-gradient anti-collision guardrail and construction method thereof |
| CN112746686A (en) * | 2020-12-30 | 2021-05-04 | 江苏诚意住宅工业科技发展有限公司 | Earthquake intelligence parting body energy dissipation shock attenuation reinforced concrete wall body |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103046669B (en) | 2015-04-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103046669B (en) | Prefabricated high strength reinforced concrete shear wall with low strength energy dissipation strip and fabrication method | |
| CN103046645B (en) | A kind of whole casting structure and construction method of Large-span Precast | |
| CN103711255B (en) | Truss concrete superposed beam | |
| CN204356996U (en) | The U-shaped beam of prefabricated reinforced concrete with horizontal steel diaphragm | |
| CN201665875U (en) | Light gravity-type anti-earthquake concrete retaining wall | |
| CN204876055U (en) | Building foundation | |
| CN204780641U (en) | Old arched bridge reinforced structure of combined type barnacle | |
| CN203403558U (en) | Shear wall | |
| CN103046670B (en) | Prefabricated recycled concrete shear wall with energy dissipation connector and fabrication method | |
| CN202767102U (en) | Combined type balance weight retaining wall | |
| CN110206020B (en) | Prefabricated snowflake type concrete steel sheet pile and construction method thereof | |
| CN204357000U (en) | A kind of precast and assembled reinforced concrete spinous process of the seventh cervical vertebra frame | |
| CN203640155U (en) | Truss concrete superposed beam | |
| CN201649123U (en) | Assembly integrated counterfort retaining wall | |
| CN204000574U (en) | A kind of T-shaped beam and earthquake resistant structure thereof | |
| CN202831384U (en) | Double-prefabricated superposed frame beam | |
| CN203559598U (en) | Side-sticking reinforcing column | |
| CN102888855A (en) | Combined balance weight retaining wall | |
| CN203174882U (en) | Shock resistant composite beam for housing building | |
| CN201695694U (en) | Differently-labeled concrete construction separating device in the same vertical structure of reinforced concrete wall | |
| CN103590522A (en) | Bearing floor combining steel structure and concrete | |
| CN205822770U (en) | A kind of building shear wall shaped support | |
| CN205530324U (en) | Cold-formed thin-wall section steel micro pile | |
| CN201314091Y (en) | Novel quakeproof prefabricated slab | |
| CN204225360U (en) | A kind of prefabricated post and the syndeton with precast beam |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150429 Termination date: 20211210 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |