CN104763074A - Rough surface connection based assembly steel fiber regeneration brick concrete wall and construction method thereof - Google Patents
Rough surface connection based assembly steel fiber regeneration brick concrete wall and construction method thereof Download PDFInfo
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- CN104763074A CN104763074A CN201510118030.7A CN201510118030A CN104763074A CN 104763074 A CN104763074 A CN 104763074A CN 201510118030 A CN201510118030 A CN 201510118030A CN 104763074 A CN104763074 A CN 104763074A
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- prefabricated panel
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/91—Use of waste materials as fillers for mortars or concrete
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Abstract
The invention discloses a rough surface connection based assembly steel fiber regeneration brick concrete wall. The wall comprises prefabricated wall plates, cast-in-place vertical edge members, cast-in-place connection columns, built-in longitudinal bars and pre-buried welding plates. Rough surfaces are formed on left and right sides of the prefabricated wall plates, and horizontal rebars and vertical rebars are arrrnaged in the rough surfaces. The cast-in-place vertical edge members and the cast-in-place connection columns are connected with the prefabricated wall plates through the rough surfaces. The built-in longitudinal bars and the horizontal rebars are nested, and one-to-one spot welding is achieved at the connection positions to form a horizontal connection structure. The pre-buried welding plates are buried at the bottoms of the prefabricated wall plates and are welded with welding plates arranged at the tops of hidden beams to form a connection structure. The prefabricated wall plates are made of steel fiber regeneration brick. The invention further provides a construction method of the wall. Compared with traditional assembly walls, the wall has the advantages of being provided with a energy dissipation and seismic mitigation function, ecological and environmentally friendly, quick to build and economic and practical.
Description
Technical field
The invention belongs to technical field of buildings, particularly a kind of assembled steel regeneration brick concrete body of wall based on matsurface connection and construction method thereof.
Background technology
Prefabricated concrete structure meets the resources conservation proposed in China " 12 " planning, eco-friendly social desirability, is one of effective way realizing building energy conservation reduction of discharging and housing industrialization.In recent years, country puts into effect successively to the policy guidance of assembled-type house and preferential policy, and assembled integral shear wall structure is because its good globality, rigidity are large, bearing capacity advantages of higher is used widely in high residential building structure.At present, the development of assembling body of wall faces problems, and on the one hand the material of walls is conventional concrete material, make the energy of China and raw materials consumption excessive, therefore finding novel ecological concrete wall material has become the problem needing now solution badly.The connected mode of traditional fabricated shear wall structure requires further improvement on the other hand, connected mode is now high to element precast required precision, install hole longer thus schedule delays greatly consuming time, add engineering cost, therefore, need improve by the connecting structure used to traditional fabricated shear wall, propose that a kind of structure is simple, reasonable in design, easy construction and the assembling wall connecting that input cost is lower, result of use is good structure.
Summary of the invention
In order to overcome the shortcoming of above-mentioned prior art, the object of the present invention is to provide a kind of assembled steel regeneration brick concrete body of wall based on matsurface connection and construction method thereof, by the innovation of material, connected mode, form of reinforcement, this wall body structure is made to have energy-dissipating and shock-absorbing, ecological, environmental protective, fast construction, economical and practical advantage compared with traditional assembling body of wall.
To achieve these goals, the technical solution used in the present invention is:
Prefabricated panel 1, its left and right side is matsurface 13, built-in horizontal reinforcement 11 and vertical reinforcement 12;
Cast-in-place joint pin 6, is connected by described matsurface 13 with prefabricated panel 1, built-in vertical muscle, and described vertical muscle is nested with horizontal reinforcement 11, and in junction one by one spot welding realize reliable anchoring, form the syndeton of horizontal direction;
Cast-in-place vertical edges component 2, be connected by described matsurface 13 with the outside of edge prefabricated panel 1, built-in vertical muscle, described vertical muscle is nested with horizontal reinforcement 11, and in junction one by one spot welding realize reliable anchoring, form the syndeton of horizontal direction;
Pre-buried welding plate 3, is embedded in the bottom surface of prefabricated panel 1, and in the vertical direction forms syndeton with the welding plate being arranged at dark top surface of the beam by welding;
Wherein, described prefabricated panel 1 is made up of steel fibre regeneration brick concrete, and the concrete proportioning of described steel fibre regeneration brick is:
Contain in every cubic meter of concrete: steel fibre 39 ~ 117kg, cement 415kg, water 195kg, regeneration brick aggregate 1181kg and sand 583kg.
Described horizontal reinforcement 11 and vertical reinforcement 12 adopt uniform form to carry out inner arrangement of reinforcement in prefabricated panel 1, and one reinforcing bar is established every 100mm in the limit along prefabricated panel 1, level and vertical reinforcement cross-distribution.
Present invention also offers the construction method of the described assembled steel regeneration brick concrete body of wall based on matsurface connection, comprise the steps:
Step one: prepare steel fibre regeneration brick concrete
First steel fibre is made to be dispersed in regeneration brick aggregate steel fibre and regeneration brick aggregate mix and blend; Again by the mixture that obtains and sand and cement mixing, first dry stirring adds water stirring again; Mixing time is consistent with ordinary concrete, obtains steel fibre regeneration brick concrete;
Step 2: prepare prefabricated panel 1
First assemble matsurface steel form, assembling reinforcement mesh sheet, buries pre-buried welding plate 3 underground, then uses the concreting of gained steel fibre regeneration brick, begins to take shape prefabricated panel 1; Last standard curing 1 ~ 2d, removes steel form, and forming level connection joint mode is the concrete panel of matsurface, and wherein the end of horizontal reinforcement 11 and vertical reinforcement 12 is all exposed;
Step 3: assembling body of wall monobloc cast
First wetting wall base ground, lays mortar bottom prefabricated panel 1; Then adjust prefabricated panel 1 to locate and in place, in the vertical direction, the welding of pre-buried welding plate 3 correspondence, clogs closely knit mortar without welding plate position; In the horizontal direction, a cast-in-place joint pin 6 is set between contiguous prefabricated wallboard 1, cast-in-place joint pin 6 is fitted with the matsurface of its both sides prefabricated panel 1 respectively, the cast-in-place vertical edges component 2 of prefabricated panel 1 arranged outside at most edge, the medial surface of cast-in-place vertical edges component 2 is fitted with prefabricated panel 1 lateral surface at most edge, the exposed parts of horizontal reinforcement 11 is nested with the vertical muscle of cast-in-place vertical edges component 2 with cast-in-place joint pin 6, and in junction one by one spot welding realize reliable anchoring; Wherein, it is nested that the horizontal reinforcement 11 in the prefabricated panel 1 of the top also indulges muscle with the dark beam of constraint, and the spot welding one by one in junction;
Finally carry out the template support of edge member 2, and build steel fibre regeneration brick concrete, form assembling body of wall.
In described step 3, can construct when the intensity of prefabricated panel 1 reaches more than 75% of design load.
Compared with prior art, the invention has the beneficial effects as follows:
1, assembling body of wall of the present invention uses novel ecological concrete material, can effectively alleviate raw-material consumption, and what also solve a part of urban waste recycles problem simultaneously.
2, assembling body of wall of the present invention is compared with traditional connected mode, there is good integrity, the advantage that anti-seismic performance is good, and effectively can solve that traditional fabricated shear wall connected mode exists high to element precast required precision, install problems such as hole longer, alignment error control overflow consuming time are high.
3, assembling wall body node quick construction of the present invention, connect reliable, structural integrity is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is precast wall body structural representation of the present invention.
Fig. 3 is size and the reinforcement structure schematic diagram of prefabricated panel of the present invention.
Fig. 4 is the dimensional drawing of body of wall of the present invention.
Detailed description of the invention
Embodiments of the present invention are described in detail below in conjunction with drawings and Examples.
As depicted in figs. 1 and 2, the present invention is based on the assembled steel regeneration brick concrete body of wall that matsurface connects, comprising:
Prefabricated panel 1, its left and right side is matsurface 13, built-in horizontal reinforcement 11 and vertical reinforcement 12; Horizontal reinforcement 11 and vertical reinforcement 12 adopt uniform form to carry out inner arrangement of reinforcement in prefabricated panel 1, and one reinforcing bar is established every 100mm in the limit along prefabricated panel 1, level and vertical reinforcement cross-distribution, as shown in Figures 2 and 3.
As shown in Figure 3; the better dimensional parameters of one of prefabricated panel 1 is as follows: wallboard thickness is 100mm; wall-plate level is 1330mm; panel width is 950mm; be provided with the concrete cover that thickness is 10mm; the anchorage length of steel bar of vertical reinforcement 12 is 190mm, and the anchorage length of steel bar of horizontal reinforcement 11 is 215mm, and the most external reinforcing bar of vertical reinforcement 12 is 60mm to concrete outward flange spacing.
Cast-in-place joint pin 8, is connected by described matsurface 13 with prefabricated panel 1, built-in vertical muscle, and described vertical muscle is nested with horizontal reinforcement 11, and in junction one by one spot welding realize reliable anchoring, form the syndeton of horizontal direction;
Cast-in-place vertical edges component 2, be connected by described matsurface 13 with the outside of edge prefabricated panel 1, built-in vertical muscle, described vertical muscle is nested with horizontal reinforcement 11, and in junction one by one spot welding realize reliable anchoring, form the syndeton of horizontal direction;
Pre-buried welding plate 3, is embedded in the bottom surface of prefabricated panel 1, and in the vertical direction forms syndeton with the welding plate being arranged at dark top surface of the beam by welding;
The dark beam 4 of cast-in-place constraint and cast-in-situ floor or superposed floor 5 are set above prefabricated panel 1, in the dark beam 4 of cast-in-place constraint and cast-in-situ floor or superposed floor 5, horizontal bar is set, nested with the vertical reinforcement in prefabricated panel 1 and in junction one by one spot welding realize reliable anchoring.
Wherein, prefabricated panel 1 is made up of steel fibre regeneration brick concrete, and steel fibre regeneration brick concrete is a kind of novel ecological material, the features such as lightweight, thermal insulation, refractoriness are good, good corrosion resistance, anti-seismic performance are good that it has.Its proportioning is:
Contain in every cubic meter of concrete: steel fibre 39 ~ 117kg, cement 415kg, water 195kg, regeneration brick aggregate 1181kg and sand 583kg.Regeneration brick aggregate used is taken from urban building waste, utilizes these building wastes as traditional coarse aggregate, and through hand breaking, crushing engine carries out second-time breakage, screening is made.
Present invention also offers the construction method of the assembled steel regeneration brick concrete body of wall connected based on matsurface, comprise the steps:
Step one: prepare steel fibre regeneration brick concrete, comprise the steps:
Step 1, prepares regeneration brick, specific as follows:
Step 1.1, obtains discarded brick, and discarded brick can derive from building site;
Step 1.2, will discard the advanced row hand breaking of brick;
Step 1.3, carries out the regeneration brick after primary crushing and carries out second-time breakage with crushing engine again;
Step 1.4, sieves the brick pulp classifier after second-time breakage, gets the brickbat of particle diameter 10 ~ 20mm as raw material.
Step 2, make steel fibre be dispersed in regeneration brick according to aforementioned ratio mix and blend steel fibre and regeneration brick, in order to make steel fibre can be evenly distributed in concrete, steel fibre and regeneration brick being dropped into lorry mounted mixer and mixes 30 seconds, steel fibre is made to be dispersed in regeneration brick aggregate, unlikely unity;
Step 3, mixes sand and cement with the mixture that step 2 obtains, first dry stirring 30 seconds, then adds water in the mixer be rotating, and stirs about 3 minutes again;
Step 4, puts into die for molding by the steel fibre regeneration brick be stirred;
Step 5, puts into standard curing room by shaping steel fibre regeneration brick concrete and carries out maintenance, and its maintenance process, time are consistent with ordinary concrete.
Wherein, cement used is Portland cement, and label is 42.5.Configuration intensity is C25.Mixing steel fibrous concrete must not adopt seawater, extra large sand, forbids disastrously to add villaumite.Except afore mentioned rules, steel fibre regeneration brick concrete other materials used, should meet regulation raw materials used about steel concrete in current specifications.
Step 2: prepare prefabricated panel 1
First assemble matsurface steel form, assembling reinforcement mesh sheet, buries pre-buried welding plate 3 underground, then uses the concreting of gained steel fibre regeneration brick, begins to take shape prefabricated panel 1; Last standard curing 1 ~ 2d, removes steel form, and forming level connection joint mode is the concrete panel of matsurface, and wherein the end of horizontal reinforcement 11 and vertical reinforcement 12 is all exposed;
Step 3: when the intensity of prefabricated panel 1 reaches more than 75% of design load, carries out connection and the monobloc cast of assembling body of wall
First wetting wall base ground, lays mortar bottom prefabricated panel 1; Then adjust prefabricated panel 1 to locate and in place, in the vertical direction, the welding of pre-buried welding plate 3 correspondence, clogs closely knit mortar without welding plate position; In the horizontal direction, a cast-in-place joint pin 6 is set between contiguous prefabricated wallboard 1, cast-in-place joint pin 6 is fitted with the matsurface of its both sides prefabricated panel 1 respectively, the cast-in-place vertical edges component 2 of prefabricated panel 1 arranged outside at most edge, the medial surface of cast-in-place vertical edges component 2 is fitted with prefabricated panel 1 lateral surface at most edge, the exposed parts of horizontal reinforcement 11 is nested with the vertical muscle of cast-in-place vertical edges component 2 with cast-in-place joint pin 6, and in junction one by one spot welding realize reliable anchoring; Wherein, it is nested that the horizontal reinforcement 11 in the prefabricated panel 1 of the top also indulges muscle with the dark beam of constraint, and the spot welding one by one in junction;
Finally carry out the template support of edge member 2, and build steel fibre regeneration brick concrete, form assembling body of wall.
As shown in Figure 4, the better size of gained body of wall is as follows: bottom girder top is 1350mm to dark beam bottom space, dark depth of beam 200mm, cast-in-place vertical edges surface member width 200mm, cast-in-place vertical edges component inner concrete epidermis is 85 to wallboard most external rebar spacing, and wallboard bottommost reinforcing bar is 30mm apart from bottom girder concrete jacket spacing.This structure not only meets conventional civilian construction instructions for use, also has the feature that bearing capacity is high, anti-seismic performance is good; Wallboard large-scale production can be realized, be conducive to realizing industrialization of construction industry.
Claims (5)
1., based on the assembled steel regeneration brick concrete body of wall that matsurface connects, it is characterized in that, comprising:
Prefabricated panel (1), its left and right side is matsurface (13), built-in horizontal reinforcement (11) and vertical reinforcement (12);
Cast-in-place joint pin (6), be connected by described matsurface (13) with prefabricated panel (1), built-in vertical muscle, described vertical muscle is nested with horizontal reinforcement (11), and in junction one by one spot welding realize reliable anchoring, form the syndeton of horizontal direction;
Cast-in-place vertical edges component (2), be connected by described matsurface (13) with the outside of edge prefabricated panel (1), built-in vertical muscle, described vertical muscle is nested with horizontal reinforcement (11), and in junction one by one spot welding realize reliable anchoring, form the syndeton of horizontal direction;
Pre-buried welding plate (3), is embedded in the bottom surface of prefabricated panel (1), and in the vertical direction forms syndeton with the welding plate being arranged at dark top surface of the beam by welding;
Wherein, described prefabricated panel (1) is made up of steel fibre regeneration brick concrete, and the concrete proportioning of described steel fibre regeneration brick is:
Contain in every cubic meter of concrete: steel fibre 39 ~ 117kg, cement 415kg, water 195kg, regeneration brick aggregate 1181kg and sand 583kg.
2. according to claim 1 based on the assembled steel regeneration brick concrete body of wall that matsurface connects, it is characterized in that, described horizontal reinforcement (11) and vertical reinforcement (12) adopt uniform form to carry out inner arrangement of reinforcement in prefabricated panel (1), one reinforcing bar is established every 100mm in limit along prefabricated panel (1), level and vertical reinforcement cross-distribution.
3. according to claim 1 based on the assembled steel regeneration brick concrete body of wall that matsurface connects; it is characterized in that; the wallboard thickness of described prefabricated panel (1) is 100mm; wall-plate level is 1330mm; panel width is 950mm; be provided with the concrete cover that thickness is 10mm; the anchorage length of steel bar of vertical reinforcement (12) is 190mm; the anchorage length of steel bar of horizontal reinforcement (11) is 215mm, and the most external reinforcing bar of vertical reinforcement (12) is 60mm to concrete outward flange spacing.
4. described in claim 1 based on the construction method of assembled steel regeneration brick concrete body of wall that matsurface connects, it is characterized in that, comprise the steps:
Step one: prepare steel fibre regeneration brick concrete
First steel fibre is made to be dispersed in regeneration brick aggregate steel fibre and regeneration brick aggregate mix and blend; Again by the mixture that obtains and sand and cement mixing, first dry stirring adds water stirring again; Mixing time is consistent with ordinary concrete, obtains steel fibre regeneration brick concrete;
Step 2: prepare prefabricated panel (1)
First assemble matsurface steel form, assembling reinforcement mesh sheet, buries pre-buried welding plate (3) underground, then uses the concreting of gained steel fibre regeneration brick, begins to take shape prefabricated panel (1); Last standard curing 1 ~ 2d, removes steel form, and forming level connection joint mode is the concrete panel of matsurface, and wherein the end of horizontal reinforcement (11) and vertical reinforcement (12) is all exposed;
Step 3: assembling body of wall monobloc cast
First wetting wall base ground, lays prefabricated panel (1) bottom mortar, then adjust prefabricated panel (1) location and in place, in the vertical direction, pre-buried welding plate (3) correspondence welding, clog closely knit mortar without welding plate position, in the horizontal direction, a cast-in-place joint pin (6) is set between contiguous prefabricated wallboard (1), cast-in-place joint pin (6) is fitted with the matsurface of its both sides prefabricated panel (1) respectively, the cast-in-place vertical edges component (2) of prefabricated panel (1) arranged outside at most edge, the medial surface of cast-in-place vertical edges component (2) is fitted with prefabricated panel (1) lateral surface at most edge, the exposed parts of horizontal reinforcement (11) is nested with the vertical muscle of cast-in-place vertical edges component (2) with cast-in-place joint pin (6), and in junction one by one spot welding realize reliable anchoring, wherein, it is nested that the horizontal reinforcement (11) in the prefabricated panel (1) of the top also indulges muscle with the dark beam of constraint, and the spot welding one by one in junction,
Finally carry out the template support of edge member (2), and build steel fibre regeneration brick concrete, form assembling body of wall.
5. according to claim 4 based on the construction method of the assembled steel regeneration brick concrete body of wall of matsurface connection, it is characterized in that, in described step 3, can construct when the intensity of prefabricated panel (1) reaches more than 75% of design load.
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| CN201510118030.7A CN104763074A (en) | 2015-03-17 | 2015-03-17 | Rough surface connection based assembly steel fiber regeneration brick concrete wall and construction method thereof |
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| CN201510118030.7A CN104763074A (en) | 2015-03-17 | 2015-03-17 | Rough surface connection based assembly steel fiber regeneration brick concrete wall and construction method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105544829A (en) * | 2015-12-09 | 2016-05-04 | 西安建筑科技大学 | Steel fiber regeneration brick granule concrete single-rib baseboard composite floor slab and manufacturing method thereof |
| CN106400952A (en) * | 2016-07-29 | 2017-02-15 | 刘祥锦 | Assembly type prefabricated structure wallboard unit and connecting joints thereof |
| CN110185155A (en) * | 2019-06-25 | 2019-08-30 | 中国建筑标准设计研究院有限公司 | The seam connector and dry wall system and its construction method of a kind of prefabricated components |
| CN110424574A (en) * | 2019-08-14 | 2019-11-08 | 湖南远大工程设计有限公司 | A kind of dry wall, dry wall and site concrete horizontal connecting node and construction method |
| JP2020109242A (en) * | 2019-01-03 | 2020-07-16 | 華北水利水電大学 | Assembly type shear wall building structure |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105544829A (en) * | 2015-12-09 | 2016-05-04 | 西安建筑科技大学 | Steel fiber regeneration brick granule concrete single-rib baseboard composite floor slab and manufacturing method thereof |
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| JP2020109242A (en) * | 2019-01-03 | 2020-07-16 | 華北水利水電大学 | Assembly type shear wall building structure |
| CN110185155A (en) * | 2019-06-25 | 2019-08-30 | 中国建筑标准设计研究院有限公司 | The seam connector and dry wall system and its construction method of a kind of prefabricated components |
| CN110185155B (en) * | 2019-06-25 | 2024-03-15 | 中国建筑标准设计研究院有限公司 | Joint connector of prefabricated part, prefabricated wall system and construction method of prefabricated wall system |
| CN110424574A (en) * | 2019-08-14 | 2019-11-08 | 湖南远大工程设计有限公司 | A kind of dry wall, dry wall and site concrete horizontal connecting node and construction method |
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Application publication date: 20150708 |