CN103669655B - Deformation joint both walls body concrete pouring construction process - Google Patents

Deformation joint both walls body concrete pouring construction process Download PDF

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Publication number
CN103669655B
CN103669655B CN201310721808.4A CN201310721808A CN103669655B CN 103669655 B CN103669655 B CN 103669655B CN 201310721808 A CN201310721808 A CN 201310721808A CN 103669655 B CN103669655 B CN 103669655B
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China
Prior art keywords
support
formwork
center
reinforcement
pole
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Expired - Fee Related
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CN201310721808.4A
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Chinese (zh)
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CN103669655A (en
Inventor
李永峰
宗可锋
张学勇
巩建伟
张鑫宇
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DONGHAI CONSTRUCTION GROUP CO., LTD.
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SHANDONG WANXIN CONSTRUCTION CO Ltd
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Abstract

The invention belongs to building engineering field, particularly a kind of deformation joint both walls body concrete pouring construction process, comprise the following steps: 1) cage of reinforcement construction; 2) wallboard thickness is installed control to support; 3) line setting; 4) installing bottom layer inside wall formwork and scissor type linkage spine support system; 5) wall outer side template and spine support system are installed; 6) concreting; 7) form removal; 8) upper strata deformation joint both walls body concrete is built; 9) step 8 is repeated, until required floor is built complete.The present invention is easy, efficient; Save material; Mass accuracy is high; Root position is controlled well.

Description

Deformation joint both walls body concrete pouring construction process
Technical field
The present invention relates to a kind of deformation joint both walls body concrete pouring construction process, belong to building engineering field.
Background technology
Concrete structure building deformation joint both sides are due to deformation joint width less (being generally 10-50CM), form removal difficulty is larger, concrete wall quality control on construction difficulty is also very large, existing method can only have been constructed side, reach after requirement until concrete strength and install opposite side wall form again, constructing in both sides simultaneously becomes impossible substantially.Have a strong impact on programming.And in work progress, bad of formwork supporting plate, construction area is little, operative space is little, be difficult to ensure construction quality, second face wall template is in deformation joint side, because work plane is little, primary and secondary is stupefied not easily constructs, cause form bracing system rise in concreting process mould, run mould phenomenon, second face wall construction quality is difficult to ensure, after having constructed, the second face wall template system is not easily removed, and between two face walls, short wood support be cannot take out, deformation joint can be made ineffective, harm overall structure safety.
Summary of the invention
The technical problem to be solved in the present invention is: provide a kind of constructability, can improve efficiency of construction, and can ensure construction quality, facilitates the deformation joint both walls body concrete pouring construction process of stripping.
Deformation joint both walls body concrete pouring construction process of the present invention, is characterized in that comprising the following steps:
1) cage of reinforcement construction;
2) install wallboard thickness to control to support: adopt shear force wall reinforcing steel bar positioning fixture to be stuck between two horizon bars of cage of reinforcement, and the positioning fixture plug hole between adjacent horizon bar is arranged, the spacing between the positioning fixture of same column is not more than 1000mm;
3) line setting: release the inside and outside sideline being positioned at deformation joint both sides body of wall respectively;
4) installing bottom layer inside wall formwork and scissor type linkage spine support system: the inside wall formwork installing two bodies of wall respectively, inside wall formwork is directly placed on ground, and every block inside wall formwork top arranges two hanging holes, then installs scissor type linkage spine support system between the inside wall formwork of two bodies of wall;
5) wall outer side template and spine support system are installed: wall outer side template and the lumps of wood are installed respectively time stupefied, spacing between the lumps of wood is time stupefied is between 200mm ~ 300mm, then two steel pipe master is installed respectively stupefied, spacing between two steel pipe master is stupefied is 400mm, fixes between stupefied for the two steel pipe masters between two bodies of wall with split bolt;
6) concreting: respectively to two bodies of wall inside and outside template between concreting;
7) form removal: when strength grade of concrete reaches designing requirement, is first removed scissor type linkage spine support system, is then tangled the hanging hole on inside wall formwork by lifting device, removed by inside wall formwork;
8) upper strata deformation joint both walls body concrete is built: between the body of wall of having built, split bolt is installed, inside wall formwork is directly placed on split bolt, inside wall formwork extends through pouring concrete downwards and is no less than 300mm, and adopt two-sided tape to paste tightly with former concrete surface, then scissor type linkage spine support system is installed between the inside wall formwork of both sides, then repeat above-mentioned steps 5 to step 7, complete upper strata deformation joint both walls body concrete work;
9) step 8 is repeated, until required floor is built complete.
The shear force wall reinforcing steel bar positioning fixture used in above-mentioned steps; comprise that a diameter is 14 ~ 16mm, length is the transverse reinforcement of thickness of wall body; being symmetrically welded two diameters respectively at the two ends of transverse reinforcement is the vertical reinforcement of 6mm; two vertical reinforcements with end form claw; center to center distance between the claw at two ends is body of wall horizontal reinforcement array pitch, and the outer end of outside vertical reinforcement is thickness of protection tier with the distance with transverse reinforcement end, one end.During use; the claw at two ends is stuck on shear wall horizontal reinforcement; establish one for every square metre; the protective layer thickness of the spacing of shear wall horizontal reinforcement, array pitch and reinforcing bar can be controlled; prove through engineering practice, this locator card prodigiosin controls the thickness of shear force wall reinforcing steel bar array pitch and reinforcement cover well.
The scissor type linkage spine support system used in above-mentioned steps, comprise two support bars and center-pole, two support bars lay respectively at the both sides of center-pole, be connected respectively by connecting rod between center-pole and the support bar of both sides, connecting rod and be hinged between center-pole and support bar, two support bar top arrange backstay, and backstay center is run through screw rod, screw rod is connected with center-pole, and screw tip arranges nut; Support bar is the angle steel of ∠ 50 × 32 × 4mm, and support bar is distributed with through hole, and the through hole of bottom is 400mm bottom support bar, and the spacing between adjacent through-holes is 400mm, and through-hole diameter is 16mm, and top through hole is not more than 400mm apart from support bar top; Center-pole is the vertical band steel of 30 × 4mm, and length 300mm shorter in support bar, center-pole is distributed with the through hole all identical with diameter, quantity on support bar, and the through hole of bottom is positioned at bottom center-pole, and the distance between adjacent through-holes is 400mm; Connecting rod is the angle steel of ∠ 30 × 3mm, and length is 420mm ~ 550mm, and screw diameter is 16mm, and length is not less than 500mm, and backstay is channel-section steel, and length is 500mm ~ 1000mm.
The invention has the beneficial effects as follows:
1) easy, efficient: to utilize split bolt two concrete wall templates and scissors-type spine support system is organic links together, formed overall, construction time image a slice wallboard of constructing equally operates, eliminate first vertical a slice wall, maintenance form removal is constructed intermittent time of lower a slice wall again, accelerates progress;
2) save material: scissors-type spine support system time processing, repeatedly uses, save template, resource;
3) Mass accuracy is high: adopt the fastening scissors of screw pull bar to support, can the width of effective regulation and control deformation joint;
4) root position is controlled well: reach in lower floor's deformation joint under keel, effectively can stitch the position of root by controlling distortion.
Accompanying drawing explanation
Fig. 1 is bottom wall concrete pouring construction structural representation in the present invention.
Fig. 2 is the present invention's walls concrete pouring construction structural representation at the middle and upper levels.
Fig. 3 is the structural representation of positioning fixture.
Fig. 4 is the structural representation of scissor type linkage spine support system.
In figure: 1, time stupefied 4, the two steel pipe master of scissor type linkage spine support system 2, inside wall formwork 3, the lumps of wood stupefied 5, split bolt 6, concrete seven, support split bolt 8, vertical reinforcement 9, transverse reinforcement 10, horizontal reinforcement 11, nut 12, backstay 13, screw rod 14, support bar 15, connecting rod 16, center-pole 17, wall outer side template.
Detailed description of the invention
Below in conjunction with accompanying drawing, the present invention is described further:
As shown in Figure 1 to 4, deformation joint both walls body concrete pouring construction process of the present invention, comprises the following steps:
1) cage of reinforcement construction;
2) install wallboard thickness to control to support: adopt shear force wall reinforcing steel bar positioning fixture to be stuck between two horizon bars of cage of reinforcement, and the positioning fixture plug hole between adjacent horizon bar is arranged, the spacing between the positioning fixture of same column is not more than 1000mm;
3) line setting: release the inside and outside sideline being positioned at deformation joint both sides body of wall respectively;
4) installing bottom layer inside wall formwork and scissor type linkage spine support system: the inside wall formwork 2 installing two bodies of wall respectively, inside wall formwork 2 is directly placed on ground, and every block inside wall formwork 2 top arranges two hanging holes, then installs scissor type linkage spine support system 1 between the inside wall formwork 2 of two bodies of wall;
5) wall outer side template and spine support system are installed: wall outer side template 17 and the lumps of wood secondary stupefied 3 are installed respectively, spacing between the lumps of wood secondary stupefied 3 is between 200mm ~ 300mm, then two steel pipe master stupefied 4 is installed respectively, spacing between two steel pipe master stupefied 4 is 400mm, fixes between the two steel pipe masters stupefied 4 between two bodies of wall with split bolt 5;
6) concreting: respectively to two bodies of wall inside and outside template between concreting 6;
7) form removal: when concrete 6 strength grade reaches designing requirement, first scissor type linkage spine support system 1 removed, is then tangled the hanging hole on inside wall formwork 2, is removed by inside wall formwork 2 by lifting device;
8) upper strata deformation joint both walls body concrete is built: support split bolt 7 is installed between the body of wall of having built, inside wall formwork 2 is directly placed on support split bolt 7, inside wall formwork 2 extends through pouring concrete downwards and is no less than 300mm, and adopt two-sided tape to paste tightly with concreting contact surface, scissor type linkage spine support system 1 is installed between the inside wall formwork 2 of both sides, then repeat above-mentioned steps 5 to step 7, complete upper strata deformation joint both walls body concrete work;
9) step 8 is repeated, until required floor is built complete.
The shear force wall reinforcing steel bar positioning fixture used in above-mentioned steps; comprise the transverse reinforcement 9 that a diameter is 14 ~ 16mm, length is thickness of wall body; the vertical reinforcement 8 that two diameters are 6mm is symmetrically welded respectively at the two ends of transverse reinforcement 9; two vertical reinforcements 8 with end form claw; center to center distance between the claw at two ends is body of wall horizontal reinforcement array pitch, and the outer end of outside vertical reinforcement 8 is thickness of protection tier with the distance with one end transverse reinforcement 9 end.During use, claw is stuck on horizontal reinforcement 10 adjacent on cage of reinforcement.
The scissor type linkage spine support system used in above-mentioned steps, comprise two support bars 14 and center-pole 16, two support bars 14 lay respectively at the both sides of center-pole 16, be connected respectively by connecting rod 15 between center-pole 16 and the support bar 14 of both sides, connecting rod 15 and be hinged between center-pole 16 and support bar 14, two support bar 14 tops arrange backstay 12, and backstay 12 center is run through screw rod 13, screw rod 13 is connected with center-pole 16, and screw rod 13 top arranges nut 11; Support bar 14 is the angle steel of ∠ 50 × 32 × 4mm, and support bar 14 is distributed with through hole, and the through hole of bottom is 400mm bottom support bar 14, and the spacing between adjacent through-holes is 400mm, and through-hole diameter is 16mm, and top through hole is not more than 400mm apart from support bar 14 top; Center-pole 16 is the vertical band steel of 30 × 4mm, length 300mm shorter in support bar 14, and center-pole 16 is distributed with and diameter on support bar 14, through hole that quantity is all identical, the through hole of bottom is positioned at bottom center-pole 16, and the distance between adjacent through-holes is 400mm; Connecting rod 15 is the angle steel of ∠ 30 × 3mm, and length is 420mm ~ 550mm, and screw rod 13 diameter is 16mm, and length is not less than 500mm, and backstay 12 is channel-section steel, and length is 500mm ~ 1000mm.

Claims (2)

1. a deformation joint both walls body concrete pouring construction process, is characterized in that comprising the following steps:
1) cage of reinforcement construction;
2) install wallboard thickness to control to support: adopt shear force wall reinforcing steel bar positioning fixture to be stuck between two horizon bars of cage of reinforcement, and the positioning fixture plug hole between adjacent horizon bar is arranged, the spacing between the positioning fixture of same column is not more than 1000mm;
3) line setting: release the inside and outside sideline being positioned at deformation joint both sides body of wall respectively;
4) installing bottom layer inside wall formwork and scissor type linkage spine support system: the inside wall formwork (2) installing two bodies of wall respectively, inside wall formwork (2) is directly placed on ground, and every block inside wall formwork (2) top arranges two hanging holes, then installs scissor type linkage spine support system (1) between the inside wall formwork (2) of two bodies of wall;
5) wall outer side template and spine support system are installed: wall outer side template (17) and the lumps of wood time stupefied (3) are installed respectively, spacing between the lumps of wood time stupefied (3) is 200mm ~ 300mm, then two steel pipe master stupefied (4) is installed respectively, spacing between two steel pipe master stupefied (4) is 400mm, fixes between the two steel pipe masters stupefied (4) between two bodies of wall with split bolt (5);
6) concreting: respectively to two bodies of wall inside and outside template between concreting (6);
7) form removal: when concrete (6) strength grade reaches designing requirement, first scissor type linkage spine support system (1) is removed, then tangle the hanging hole on inside wall formwork (2) by lifting device, inside wall formwork (2) is removed;
8) upper strata deformation joint both walls body concrete is built: support split bolt (7) is installed between the body of wall of having built, inside wall formwork (2) is directly placed on support split bolt (7), inside wall formwork (2) extends through pouring concrete downwards and is no less than 300mm, and adopt two-sided tape to paste tightly with concreting contact surface, between the inside wall formwork (2) of both sides, scissor type linkage spine support system (1) is installed, then above-mentioned steps 5 is repeated) to step 7), complete upper strata deformation joint both walls body concrete work;
9) step 8 is repeated), until required floor is built complete;
The scissor type linkage spine support system used in above-mentioned steps, comprise two support bars (14) and center-pole (16), two support bars (14) lay respectively at the both sides of center-pole (16), be connected respectively by connecting rod (15) between center-pole (16) and the support bar (14) of both sides, connecting rod (15) and be hinged between center-pole (16) and support bar (14), two support bars (14) top arranges backstay (12), backstay (12) center is run through screw rod (13), screw rod (13) is connected with center-pole (16), screw rod (13) top arranges nut (11), the angle steel that support bar (14) is ∠ 50 × 32 × 4mm, (14) are distributed with through hole to support bar, the through hole of bottom is 400mm apart from support bar (14) bottom, spacing between adjacent through-holes is 400mm, through-hole diameter is 16mm, and top through hole is not more than 400mm apart from support bar (14) top, center-pole (16) is the vertical band steel of 30 × 4mm, length 300mm shorter in support bar (14), center-pole (16) is distributed with diameter upper with support bar (14), through hole that quantity is all identical, the through hole of bottom is positioned at center-pole (16) bottom, and the distance between adjacent through-holes is 400mm, the angle steel that connecting rod (15) is ∠ 30 × 3mm, length is 420mm ~ 550mm, and screw rod (13) diameter is 16mm, and length is not less than 500mm, and backstay (12) is channel-section steel, and length is 500mm ~ 1000mm.
2. deformation joint both walls body concrete pouring construction process according to claim 1, it is characterized in that: the shear force wall reinforcing steel bar positioning fixture used in above-mentioned steps, comprising a diameter is 14 ~ 16mm, length is the transverse reinforcement (9) of thickness of wall body, the vertical reinforcement (8) that two diameters are 6mm is symmetrically welded respectively at the two ends of transverse reinforcement (9), two vertical reinforcements (8) with end form claw, center to center distance between the claw at two ends is body of wall horizontal reinforcement array pitch, the outer end in outside vertical reinforcement (8) is thickness of protection tier with the distance with one end transverse reinforcement (9) end, during use, claw is stuck on horizontal reinforcement (10) adjacent on cage of reinforcement.
CN201310721808.4A 2013-12-24 2013-12-24 Deformation joint both walls body concrete pouring construction process Expired - Fee Related CN103669655B (en)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105201106B (en) * 2015-08-27 2016-11-09 山东华邦建设集团有限公司 Deformation joint double shear wall form formwork construction method
CN106320541A (en) * 2016-08-30 2017-01-11 中建八局第四建设有限公司 Method for treating construction joint
CN108708485B (en) * 2018-05-19 2019-12-31 高建芳 Mounting structure of precast concrete assembled wallboard
CN109914649B (en) * 2019-04-03 2020-09-04 董朝旭 Prefabricated shear wall assembly based on building structure
CN111411773A (en) * 2020-03-31 2020-07-14 上海二十冶建设有限公司 Detachable recycling device for reinforcing deformation joint formwork and using method
CN111424963A (en) * 2020-04-08 2020-07-17 发达控股集团有限公司 Reinforcing method for preventing deformation and easy disassembly of expansion joint of concrete shear wall and avoiding locking leg

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RU2136821C1 (en) * 1992-08-11 1999-09-10 М.Салахюддин Фарид Wall structure of expanded material and concrete, method and device for its manufacture
JP2005179889A (en) * 2003-12-16 2005-07-07 Okumura Corp Construction method of crack inducing joint and crack inducing joint
CN101892742A (en) * 2010-06-21 2010-11-24 陕西省第三建筑工程公司 High low building-cross deformation joint low section shear wall construction method
CN102296810A (en) * 2011-06-13 2011-12-28 常州市戴溪建筑工程有限公司 Deformation joint template support structure and construction method thereof
CN102433988A (en) * 2011-12-27 2012-05-02 中建八局第四建设有限公司 Wall column template on two sides of expansion joint and construction method for wall column template
CN102979304A (en) * 2012-12-13 2013-03-20 中铁二局股份有限公司 Construction method of double shear wall formworks at deformation joint of high-rise building
CN203034805U (en) * 2012-09-25 2013-07-03 合肥建工集团有限公司 Double-concrete wallboard formwork scissors type support keel system

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
RU2136821C1 (en) * 1992-08-11 1999-09-10 М.Салахюддин Фарид Wall structure of expanded material and concrete, method and device for its manufacture
JP2005179889A (en) * 2003-12-16 2005-07-07 Okumura Corp Construction method of crack inducing joint and crack inducing joint
CN101892742A (en) * 2010-06-21 2010-11-24 陕西省第三建筑工程公司 High low building-cross deformation joint low section shear wall construction method
CN102296810A (en) * 2011-06-13 2011-12-28 常州市戴溪建筑工程有限公司 Deformation joint template support structure and construction method thereof
CN102433988A (en) * 2011-12-27 2012-05-02 中建八局第四建设有限公司 Wall column template on two sides of expansion joint and construction method for wall column template
CN203034805U (en) * 2012-09-25 2013-07-03 合肥建工集团有限公司 Double-concrete wallboard formwork scissors type support keel system
CN102979304A (en) * 2012-12-13 2013-03-20 中铁二局股份有限公司 Construction method of double shear wall formworks at deformation joint of high-rise building

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Inventor after: Wang Yanguo

Inventor after: Liu Jifeng

Inventor after: Wang Yuwen

Inventor after: Li Yongfeng

Inventor after: Zong Kefeng

Inventor after: Wang Xiaoran

Inventor after: Wang Liang

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TR01 Transfer of patent right

Effective date of registration: 20170711

Address after: 253082 No. 6 East Sea Road, Dezhou Economic Development Zone, Shandong, Dezhou

Patentee after: DONGHAI CONSTRUCTION GROUP CO., LTD.

Address before: 256401, Shandong, Zibo Huantai County town, Tangshan province resident

Patentee before: Shandong Wanxin Construction Co., Ltd.

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