CN103741846A - Construction method for concrete shear wall - Google Patents

Construction method for concrete shear wall Download PDF

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Publication number
CN103741846A
CN103741846A CN201410000726.5A CN201410000726A CN103741846A CN 103741846 A CN103741846 A CN 103741846A CN 201410000726 A CN201410000726 A CN 201410000726A CN 103741846 A CN103741846 A CN 103741846A
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CN
China
Prior art keywords
construction
concrete
shear
plate
concrete shear
Prior art date
Application number
CN201410000726.5A
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Chinese (zh)
Inventor
赵金虎
赵卫国
祁立柱
朱维高
程俊鑫
戴鲜英
越淼
张志�
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山西省第二建筑工程公司
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Application filed by 山西省第二建筑工程公司 filed Critical 山西省第二建筑工程公司
Priority to CN201410000726.5A priority Critical patent/CN103741846A/en
Publication of CN103741846A publication Critical patent/CN103741846A/en

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Abstract

The invention discloses a construction method for a concrete shear wall and belongs to the field of construction. The construction method is characterized in that an outer template of an outer wall of the shear wall is a disassembly-free template, one side surface of the disassembly-free template is connected with the concrete wall in a concretion mode, and the other side surface of the disassembly-free template is an outer wall surface of a building; the disassembly-free template is a heat insulation composite board; cement fiber plates or calcium silicate boards on both sides and a middle interlayer are bonded to form the heat insulation composite board, and the middle interlayer is made of heat insulation materials. The construction method for the concrete shear wall has the advantages that the construction cost is low, the construction duration is short, and constructions for the wall structure, the heat insulation structure and outer wall outer decorations are achieved at a time.

Description

A kind of construction method of concrete shear wall

Technical field

The invention belongs to building field, be applicable to the building of high level, little High-rise Concrete shear wall system, be specifically related to a kind of construction method of concrete shear wall.

Background technology

The compulsory execution of building energy-saving standard and the city management strict management and control to building waste and construction noise.

Traditional shear wall construction is after reinforcing bar Peng has pricked, outside workman installs respectively on scaffolding platform and floor, interior masterplate and support system, inner and outer template is at inner support (being generally fixed on reinforcing cage with wall thickness equal length reinforcing bar) and split bolt or to drawing under the acting in conjunction of band iron, form concrete and build cavity, concrete reaches after strength of mould stripping, removes masterplate and support.

At present, in order to reach energy-conservation requirement, newly-built concrete shear wall external wall all needs the structure of insulation layer, the scheme solving mainly contains two kinds, the one, use with the adiabator plate of gauze wire cloth and be placed on exterior sheathing inner side, when concrete is built, by plugging wire, be combined with concrete wall, after form removal, plaster, do decoration of exterior wall; The 2nd, concrete main body is first constructed, after paste warming plate, screening, nailing are done wall decoration after reinforcing.These two kinds of schemes all need again scaffolding or suspension bracket, plaster, the wet trade such as coating, have high-altitude application and disaster hidden-trouble, and the quality accident that insulation layer comes off also once occurred.There is reality long in time limit, that have high input.

Summary of the invention

In order to reduce construction cost, reduction of erection time, the invention provides the construction method of a kind of wall body structure, thermal insulation structure, the outer one step completed concrete shear wall of decoration construction of exterior wall.

Technical scheme of the present invention is:

A kind of construction method of concrete shear wall, comprise selecting of template and setting up of setting, support system and scaffold, (note: reinforcing bar Peng pricks, concrete cast is constructed identical with tradition) is characterized in that the exterior sheathing of shear wall exterior wall is non-dismantling formwork, non-dismantling formwork is heat-insulating composite plate, side of non-dismantling formwork and concrete wall solidify connection, and another side is the wall face of building.Heat-insulating composite plate is composited with binding material by the heat preserving and insulating material plate (thickness is determined by energy saving calculation) of two side faces plate (cement fibrolite plate) and therebetween, exterior wall surface has completed dope layer in factory, spraying plastic foil (preventing from polluting metope in transportation and construction).The surrounding adhesive tape sticking of heat-insulating composite plate, four angles arrange stainless steel corner protector, with globality and the Wind-Pressure Resistance ability of reinforced composite board, reduce the breakage rate in transportation and assembling construction, the size of non-dismantling formwork is calculated and is determined with building typesetting, but be generally not more than 1 ㎡, Chong Liang≤25kg, so that transportation and operation.Every non-dismantling formwork all has numbering, all in factory, makes, and by progress, transports to building site, sits in the right seat.

For aisle, staircase, there is the body of wall of thermal insulation requirement also should use non-dismantling formwork, to save the construction of thermal insulation structure and to plaster.For exterior wall inner formword, also can use non-dismantling formwork.Internal partition wall also can be used, and all establishes the body of wall of insulation inside and outside this shear wall belongs to, favourable for the antidetonation level and the energy-saving horizontal that improve building.

Exterior wall inner formword and partition wall can adopt thickness and the larger calcium silicate board with microporous of rigidity as non-dismantling formwork, also can select traditional movable die plate.

Described support system comprises the skeleton, the positioning clamping device that adopt shaped steel to be welded, and positioning clamping device consists of locating piece, clamping plate and iron wire, and locating piece is welded on skeleton, and clamping plate is arranged on a side of skeleton and is fixed on skeleton by iron wire.

The feature of support system of the present invention is:

1, with shaped steel welding, there is skeleton without panel;

2, on steel skeleton, have and exempt to tear open the locating piece of plate and exempt to tear open board clamping device;

3, on steel skeleton, have drawing band iron or to drawing the clamping device of iron plate.Pull-tab all stitches by plate, after body of wall position and adjusted size are good, fixing, with balanced concrete lateral pressure.Quantity and position are determined by designing and calculating.(note: thick to drawing band iron to be generally 5~6mm, reuse, to drawing iron plate 0.6~1mm thick, disposable squeezing in concrete, does not take out, the two function is identical).

Scaffold of the present invention is basic identical with tradition construction, but owing to using non-dismantling formwork, in order not destroy plate face, the fastening devices that scaffold is fixed on exterior wall no longer adopts cylindrical bolt and adopts angle steel, by plate, stitches, and is fixed on body of wall.

Construction cost of the present invention is low, the duration is short, and wall body structure, thermal insulation structure, the outer decoration construction of exterior wall once complete.

Accompanying drawing explanation

Fig. 1 is template, scaffold assembling drawing.

Fig. 2 is the front view of template steel skeleton.

Fig. 3 is the right view of Fig. 2.

Fig. 4 is to drawing band iron scheme of installation.

Fig. 5 is the fixing schematic diagram of template and steel skeleton.

Fig. 6 be in Fig. 5 A-A to sectional view.

Fig. 7 is the left view of Fig. 6.

Fig. 8 is the front view of insulation composite shuttering.

Fig. 9 is the left view of Fig. 8.

Figure 10 is the fixing schematic diagram of climbing frame and body of wall.

In figure, 1, working platform, 2, reinforcing bar, 3, inner formword, 4, back cord, 5, gripper shoe, 6, concrete wall, 7, to drawing band iron, 8, channel-section steel, 9, steel skeleton, 10, exterior sheathing, 11, square steel pipe, 12, clamping plate, 13, iron wire, 14, member plug hole, 15, block, 16, tongue iron, 17, wood block filler, 18, rubber pad, 19, corner protector, 20, wear iron wire hole.

The specific embodiment

Embodiment: the outer wall template of the present embodiment is used insulation composite shuttering, inner formword is used exempts from singulated calcium silicate board with microporous certain architecture Standards exterior wall of constructing and makes implementation.

1, preparation of construction and operating condition

Lower one deck of 1.1 these typical floors completed concrete pour into a mould and reach floor can be above the intensity of people's construction.

The reinforced bar engineering of 1.2 story shear walls has been handled hidden examination formality, and floor face has been put reference line.

1.3 steel skeletons have assembled standby, and it is temporary fixed that outer climbing frame has risen to the construction height of this story shear wall.

1.4 tower cranes are working properly standby.

1.5 outer wall composite boards have been transported to building site, and quantity and specification meet the requirement of Design of Construction Organization and the setting of BIM (BIM).That the inside and outside bracing frame of exterior sheathing is all checked the number is in place, it is standby to clean out, and installs A-frame.

Shown in Fig. 2, Fig. 3, steel skeleton 9 is welded to form by cross bar, montant and bearing diagonal frame, and cross bar adopts square steel pipe 11 to make, and montant and bearing diagonal frame adopt channel-section steel 8 to make, and welds gripper shoe 5 below cross bar.

Shown in Fig. 1, Fig. 5, Fig. 6, Fig. 7, Fig. 8, Fig. 9, Figure 10, steel skeleton in first installing, after exterior sheathing 10 is fixed by iron wire 13 and clamping plate 12 and interior steel skeleton; Exterior sheathing 10 is disassembly-free heat-insulation heat-insulating composite panel, and described heat-insulating composite plate is formed by the cement fibrolite plate on both sides or calcium silicate board with microporous and middle heat preserving and insulating material bonding.Four angles of heat-insulating composite plate all arrange corner protector 19.

Inner formword 3 is all fixedly connected with by inner support plate 5 with concrete wall 6 with exterior sheathing 10; Inner formword 3 and exterior sheathing 10 respectively with concrete wall 6, outer, interior steel skeleton by drawing band iron 7 fixing.

2, construction method

On interior steel skeleton, install and fixing external mold thermal insulating composite panel and individual layer calcium silicate board with microporous 2.1 outside.The downstairs vacant lot assembling of external mold composite plate, the Elastic polyurethane strip is pasted on the adjacent both sides on first four limits every composite plate, width is that thickness of slab subtracts 15mm, from outside finish 5mm, apart from interior edges of boards 10mm(, prevents that concrete slurry from oozing out), thickness is 10mm.

2.2 set according to BIM, and each bracing frame starts assembling from a jiao of below, because all there are two outstanding iron plates the below of every block of plate, can place, cut this locational polyurethane sheet, put well, then put adjacent one, put one deck well, fixing after adjusted size (length and width).Put again one deck, check size, adjust again and fix, until the assembling of whole wall sheet completes.Meanwhile, the installation of inner formword is carried out simultaneously, and method is similar to exterior sheathing, and just plate seam is pasted watering concrete one side building adhesive with silico-calcium lath, but will reserve drawing band iron 7(iron plate) and climbing frame fix the space (shown in Fig. 4) of angle steel.

2.3 first lay inner side template, from bight, then the angle mould correspondence of external mold are hung on to climbing frame working platform 1, align that body of wall 6 arranges and use drawing band iron 7 temporary fixed with interior angle mould, adjust height, level and degree of gravity vertical forwall surface, fixing.Since the bight of two sides, fixing flat-die is installed successively, the installation accuracy of entirety will be as the criterion with exterior wall.After all are up to standard, build concrete wall.Now the fixing angle steel of outer climbing frame is also placed on to concrete in concrete wall and reaches strength of mould stripping, remove drawing band iron, hang out interior outer support frame, carry out floor slab formerecting and reinforcing bar binding, after cast floor, outer climbing frame rising one deck, then carry out as stated above the construction of upper strata typical floor concrete shear wall.

Claims (6)

1. a construction method for concrete shear wall, the exterior sheathing that it is characterized in that shear wall exterior wall is non-dismantling formwork, and a side and the concrete wall of non-dismantling formwork solidify link, and the another side of non-dismantling formwork is the wall face of building.
2. the construction method of a kind of concrete shear wall according to claim 1, is characterized in that described non-dismantling formwork is heat-insulating composite plate.
3. the construction method of a kind of concrete shear wall according to claim 1, is characterized in that described heat-insulating composite plate is formed by bonding by the cement fibrolite plate on both sides or calcium silicate board with microporous and intermediate course, and intermediate course is heat preserving and insulating material.
4. the construction method of a kind of concrete shear wall according to claim 3, is characterized in that four angles of described heat-insulating composite plate arrange stainless steel corner protector.
5. the construction method of a kind of concrete shear wall according to claim 1, is characterized in that the area of described non-dismantling formwork is not more than 1 ㎡, and weight is not more than 25kg.
6. the construction method of a kind of concrete shear wall according to claim 1, is characterized in that inner formword is fixedly connected with by inner support plate with concrete wall with exterior sheathing; Inner formword, exterior sheathing, concrete wall, outer steel skeleton and interior steel skeleton are by drawing band iron to fix.
CN201410000726.5A 2014-01-02 2014-01-02 Construction method for concrete shear wall CN103741846A (en)

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Application Number Priority Date Filing Date Title
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104328877A (en) * 2014-09-15 2015-02-04 马义和 Construction method of 3D (Three-Dimensional) printing dry method-constructed inner and outer decorative heat-preservation structure
CN104775621A (en) * 2015-04-23 2015-07-15 奥克森(北京)新材料科技有限公司 Building formwork constructing method
CN104790568A (en) * 2015-04-23 2015-07-22 奥克森(北京)新材料科技有限公司 Building formwork construction method
CN105544815A (en) * 2016-02-07 2016-05-04 天津鑫德源特能源科技发展有限公司 Cast-in-situ prefabricated non-dismantling integrally-assembled heat preservation outer formwork assembling structure
CN105649232A (en) * 2016-01-04 2016-06-08 山东电力建设第工程公司 Self-insulation construction scheme for IPS cast-in-place concrete shear wall
CN105714962A (en) * 2016-02-07 2016-06-29 天津鑫德源特能源科技发展有限公司 External wall system of cast-in-situ prefabricated dismantling-free integral assembling heat-preservation external formwork and construction method
CN105714961A (en) * 2016-02-07 2016-06-29 天津鑫德源特能源科技发展有限公司 Cast-in-situ dismantling-free assembling-type heat-preservation external formwork assembly, external wall structure and construction method
CN106677418A (en) * 2017-01-12 2017-05-17 云南昆钢建设集团有限公司 Cast-in-situ ardealite based early strength fireproof composite wallboard and preparation method thereof

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110239566A1 (en) * 2010-04-02 2011-10-06 Romeo Ilarian Ciuperca Insulated concrete form and method of using same
CN102966189A (en) * 2012-11-14 2013-03-13 清华大学建筑设计研究院有限公司 Outer wall insulating system integrated with construction of shear wall structure with lightweight-steel framework
CN103306389A (en) * 2013-07-04 2013-09-18 许浒 Dry-hang external wall insulation board and novel application thereof as dismounting-free building template
CN203296304U (en) * 2013-06-13 2013-11-20 山东温佳建材科技有限公司 Combined insulation board

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110239566A1 (en) * 2010-04-02 2011-10-06 Romeo Ilarian Ciuperca Insulated concrete form and method of using same
CN102966189A (en) * 2012-11-14 2013-03-13 清华大学建筑设计研究院有限公司 Outer wall insulating system integrated with construction of shear wall structure with lightweight-steel framework
CN203296304U (en) * 2013-06-13 2013-11-20 山东温佳建材科技有限公司 Combined insulation board
CN103306389A (en) * 2013-07-04 2013-09-18 许浒 Dry-hang external wall insulation board and novel application thereof as dismounting-free building template

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104328877A (en) * 2014-09-15 2015-02-04 马义和 Construction method of 3D (Three-Dimensional) printing dry method-constructed inner and outer decorative heat-preservation structure
CN104775621A (en) * 2015-04-23 2015-07-15 奥克森(北京)新材料科技有限公司 Building formwork constructing method
CN104790568A (en) * 2015-04-23 2015-07-22 奥克森(北京)新材料科技有限公司 Building formwork construction method
CN105649232A (en) * 2016-01-04 2016-06-08 山东电力建设第工程公司 Self-insulation construction scheme for IPS cast-in-place concrete shear wall
CN105544815A (en) * 2016-02-07 2016-05-04 天津鑫德源特能源科技发展有限公司 Cast-in-situ prefabricated non-dismantling integrally-assembled heat preservation outer formwork assembling structure
CN105714962A (en) * 2016-02-07 2016-06-29 天津鑫德源特能源科技发展有限公司 External wall system of cast-in-situ prefabricated dismantling-free integral assembling heat-preservation external formwork and construction method
CN105714961A (en) * 2016-02-07 2016-06-29 天津鑫德源特能源科技发展有限公司 Cast-in-situ dismantling-free assembling-type heat-preservation external formwork assembly, external wall structure and construction method
CN105714962B (en) * 2016-02-07 2018-03-27 天津鑫德源特能源科技发展有限公司 The cast-in-place external wall system and construction method for building prefabricated overall assembling insulation exterior sheathing free of demolition
CN105544815B (en) * 2016-02-07 2019-09-03 天津鑫德源特能源科技发展有限公司 One kind is cast-in-place to build prefabricated whole assembly heat preservation exterior sheathing assembling structure free of demolition
CN106677418A (en) * 2017-01-12 2017-05-17 云南昆钢建设集团有限公司 Cast-in-situ ardealite based early strength fireproof composite wallboard and preparation method thereof

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Application publication date: 20140423