CN101525917A - Construction technology of wall body - Google Patents

Construction technology of wall body Download PDF

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Publication number
CN101525917A
CN101525917A CN200910082247A CN200910082247A CN101525917A CN 101525917 A CN101525917 A CN 101525917A CN 200910082247 A CN200910082247 A CN 200910082247A CN 200910082247 A CN200910082247 A CN 200910082247A CN 101525917 A CN101525917 A CN 101525917A
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CN
China
Prior art keywords
hollow supporting
concrete
build
hollow
supporting
Prior art date
Application number
CN200910082247A
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Chinese (zh)
Inventor
张琨
黄刚
汤丽娜
林伟洪
李书鹏
周俊
吕雄
郝绍金
饶淇
黄�俊
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中建三局第二建设工程有限责任公司
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Application filed by 中建三局第二建设工程有限责任公司 filed Critical 中建三局第二建设工程有限责任公司
Priority to CN200910082247A priority Critical patent/CN101525917A/en
Publication of CN101525917A publication Critical patent/CN101525917A/en

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Abstract

A construction technology of a wall body is characterized in that a concrete hollow supporting body is arranged between position-limiting templates which are arranged on two sides for limiting the thickness of the wall body for ensuring the thickness of a protective layer of the concrete of a shear wall, controlling the width of the cross section of the wall body and being used as a sleeve of a tying bolt, the hollow supporting body comprises steel wires or small short steel bars which are shaped like hollow rods; supporting surfaces for supporting the templates are arranged on two ends of the hollow supporting body, a through hole for being penetrated by the tying bolt is arranged at the center along the longitudinal direction; the length of the hollow supporting body is less than the thickness of the wall body to be constructed by 1.5-2.5mm, the width and the height of the end surfaces are 45-85mm, and the diameter of the through hole is greater than the diameter of the tying bolt by 3-7mm. The hollow supporting body integrates a pad of the protective layer of the concrete of the shear wall, a jack for controlling the cross section of the wall body and the sleeve of the tying bolt into a whole body, thereby not only saving a great number of steel bars or PVC sleeves, but also reducing the construction cost and improving the construction efficiency.

Description

A kind of build process of body of wall

Technical field

The present invention relates to a kind of build process of body of wall, particularly, the present invention relates to the technology that a kind of concrete sleeve that adopts the shear wall formwork split bolt carries out wall construction, belong to technical field of building construction.

Background technology

According to prior art, as shown in Figure 1, in the construction of building shear wall structure, at first, install the vertical reinforcement 2 and the transverse reinforcement 3 of body of wall; Afterwards, install the spacing template 4,4 in the both sides that can limit thickness of wall body W in the both sides of this reinforcing bar 2,3; Then, concreting between the spacing template 4,4 in these both sides is to form body of wall.

In order to limit the width between the both sides limiting plate 4,4, the body of wall that often need be used for balance split bolt 81 pulling force shores 52 (54), concrete pad 53 (for example, cushion blocks such as concrete, mortar, plastics), and the sleeve pipe 51 of split bolt 81.

Installing in the work progress of shear wall formwork 4,4, conventional method is, (diameter 8mm is above, length L=W-2mm) as shoring between two face die plates 4,4 to adopt bar dowel 52, draw close mutually to prevent two sides template 4,4, simultaneously, adopt Screw arbor with nut at both-ends 81 prevent two face die plates 4,4 mutually away from.Respectively shore bar dowel 52,52, or the general selection of the spacing between between the concrete inner support 54,54 is identical with the spacing of Screw arbor with nut at both-ends 81.

In order to reclaim split bolt 81, often adopt PVC sleeve pipe 51, and adopt concrete pad 53 to be built the topping that body of wall will have suitable thickness to guarantee.

There is following problem in such construction technology: one, and reinforcing bar 52 or pvc pipe 51 are consumed greatly, cost is high; Its two, shore 52, topping cushion block 53, sleeve pipe 51 need a series of constructing operation operations just can finish, and therefore, construction efficiency had very big adverse effect.

Summary of the invention

The technology that the purpose of this invention is to provide a kind of wall construction; it is between the spacing template in both sides that limits thickness of wall body; adopt the concrete hollow supporter; shear wall concrete cover cushion block, control shoring of using of wall section and the sleeve pipe of split bolt is integrated; both saved a large amount of reinforcing bars or PVC sleeve pipe, and also reduced construction cost, improved construction efficiency.

For this reason; the invention provides a kind of build process of body of wall; it is characterized in that; between the spacing template in both sides that limits thickness of wall body; adopt the concrete hollow supporter; be used to guarantee the concrete protective layer thickness of shear wall; control wall section width; with sleeve pipe as split bolt; this concrete hollow supporter contains iron wire or little bar dowel; be hollow bar-shaped; two ends have the supporting surface of support shuttering, and central authorities longitudinally are provided with the through hole that makes that split bolt passes, and the length of this hollow supporting body is than the pre-little 1.5-2.5mm of thickness of wall body that builds; the width of end face and highly all between 45-85mm, the big 3-7mm of diameter of bolt is drawn in the comparison of the diameter of described through hole.

According to the present invention, described hollow supporting body is supported on the match plate of building shear wall, and split bolt passes the concrete sleeve of split bolt, fixes with the shear wall formwork support system.Like this, the contemporary support of replacing concrete pad, PVC split bolt sleeve pipe and two side templates of the concrete sleeve of split bolt, the input of both having saved construction material has been offset the pulling force of split bolt again, has guaranteed the sectional dimension of shear wall.

In other words, the invention enables shear wall topping cushion block, be used to control the shoring of wall section, split bolt sleeve pipe " three-in-one ", eliminated that the consumption of reinforcing bar or pvc pipe is big, cost is high, the shortcoming that the constructing operation operation is many, work efficiency is low.

Description of drawings

Fig. 1 installs structural representation for the shear wall according to prior art;

Fig. 2 installs structural representation for shear wall according to the present invention;

Fig. 3 is the longitudinal cross-section schematic diagram than the concrete sleeve of the split bolt of thin shear wall;

Fig. 4 is the longitudinal cross-section schematic diagram of concrete sleeve of the split bolt of thicker shear wall;

Fig. 5 is the longitudinal cross-section schematic diagram of the concrete sleeve another one embodiment of split bolt.

The specific embodiment

As shown in Figure 1, according to prior art, when on the basis of floor 1, building shear wall, at first, install vertical reinforcement 2 and transverse reinforcement 3 with the colligation body of wall; Install the spacing template 4,4 in the both sides that can limit the body of wall width W in the both sides of this reinforcing bar 2,3; The arranged outside of spacing template 4, the 4 wood a tree, used in making timber for boats 6 in both sides; Install the vertical steel pipe of shear wall in the outside of wooden a tree, used in making timber for boats 6 and support 72; Install the horizontal steel pipe of shear wall in the outside of the vertical steel pipe support 72 of shear wall and support 71; By shear wall split bolt locking nut 82 make shear wall split bolt 81 performance prevent the spacing template 4,4 in both sides mutually away from effect.Then, concreting between the spacing template 4,4 in these both sides is to form body of wall.

Wherein, the prefabricated component of employing comprises three major types: support 54 in support 52 or the concrete in the reinforcing bar; Concrete pad, mortar cushion block or PVC plastic cushion 53; And the sleeve pipe 51 of callable split bolt 81.Not only consume a large amount of prefabricated components, and operated also trouble, be difficult to provide operating efficiency.

The invention will be further described below in conjunction with accompanying drawing 2-5.As shown in Figure 2, in the present invention, when on the basis of in-situ reinforced concrete slab 10, building shear wall, at first, install vertical reinforcement 20 and transverse reinforcement 30 with the colligation body of wall; Install the spacing template 40,40 in the both sides that can limit the body of wall width W in the both sides of this reinforcing bar 20,30; The arranged outside of spacing template 40, the 40 wood a tree, used in making timber for boats 60 in both sides; Install the vertical steel pipe of shear wall in the outside of wooden a tree, used in making timber for boats 60 and support 75; Install the horizontal steel pipe of shear wall in the outside of the vertical steel pipe support 75 of shear wall and support 70; By shear wall split bolt locking nut 85 make shear wall split bolt 80 performance prevent the spacing template 40,40 in both sides mutually away from effect.Then, concreting between the spacing template 40,40 in these both sides is to form body of wall.

Wherein, only adopted a kind of prefabricated component, promptly hollow supporting body 50, and its function has comprised the function of the interior support 52 or 54 among Fig. 1, cushion block 53 and 51 3 kinds of prefabricated components of sleeve pipe.The prefabricated component quantity that adopts reduces significantly, and amount of reinforcement reduces significantly, not only is convenient to construction, has also reduced construction cost.

Particularly, hollow supporting body 50 is made by concrete, and preferably, the strength grade of concrete of hollow supporting body 50 is consistent with the shear wall strength grade of concrete, or higher.

Preferably, be C40 and following as the strength grade of concrete of the hollow supporting body 50 of the concrete sleeve of split bolt, make to be more convenient for.

As shown in Figure 3, length is that L, diameter are that the hollow supporting body 50 of D has center through hole 55 and the end portion supports face 56 that internal diameter is d, is used for wall thickness 300mm and following situation.

As shown in Figure 4, length is that L1, external diameter are that the hollow supporting body 50 of D1 has center through hole 55 and the end portion supports face 56 that internal diameter is D3, is used for the above situation of wall thickness 300mm, and trapezoidal shape is made in the termination, and the length of side of smallest end is D2.

As shown in Figure 5, length is that L10, diameter are that the hollow supporting body 50 of D10 has center through hole 55 and the end portion supports face 56 that internal diameter is d20, and an end of this hollow supporting body is provided with the spacing preiection 58 of the vertical reinforcement of body of wall, and its width is W2, highly is H; And, be the vertical reinforcement diameter sum place of body of wall topping design thickness and body of wall in distance L 0 with the another one end of this hollow supporting body, also be provided with the spacing preiection 57 of the vertical reinforcement of body of wall, its width is W1, highly is H.Projection 57,58 can further prevent the displacement of the vertical reinforcement 20 of body of wall.

Preferably, the length of this hollow supporting body is than the pre-little 2.0mm of thickness of wall body that builds, and the big 4-6mm of diameter of bolt is drawn in the diameter comparison of described through hole.

Preferably, the cross section of this hollow supporting body is square or circular.

Can determine the specification of the concrete sleeve of split bolt according to the design thickness of shear wall.Thickness of wall body W is at 300mm and when following, and the specification of concrete sleeve is 50mm * 50mm * (W-2mm); And thickness of wall body W is when 300mm is above, and its specification is 80mm * 80mm * (W-2mm).

Particularly, for attractive in appearance and reduce the sleeve pipe of split bolt and the contact surface of template (contact surface is more little, and is just accurate more when the split bolt sleeve pipe is in place), trapezoidal shape is made in the termination of the split bolt sleeve pipe of 80mm * 80mm, and the length of side of smallest end is 50mm.

Before the concrete sleeve of prefabricated split bolt, determine split bolt diameter d 0, select for use the round steel of diameter D0=d0+4~6mm or screw rod, be fixed in the middle of the mould of concrete sleeve of split bolt, be used for pore-forming as fuse by calculating; The external coating butter of this round steel or screw rod is to guarantee to extract this round steel or screw rod easily out in the concrete support and before as the concrete final set of split bolt sleeve pipe.

In the prefabricated process of the concrete sleeve of split bolt, adopt the pea gravel concreten identical to build the concrete sleeve of split bolt, to prevent to weaken the normal stress-bearing capability of shear wall with the shear wall strength grade of concrete of intending constructing.Be the assurance quality of concrete, moulding at twice when building, with vibroplatform or reinforcing bar spillikin that concrete vibrating is closely knit.Rigidity for the concrete sleeve that guarantees the shear wall split bolt prevents casing failure, when building the concrete of split bolt sleeve pipe, can suitably increase by 1 iron wire or little bar dowel in the centre.

After the concrete sleeve of split bolt prefabricated, need make the concrete sleeve of split bolt carry out maintenance.Before concrete final set, extract round steel or screw rod fuse out.After treating that the phase of coagulating in 28 days arrives, can be when shear wall formwork installs and split bolt be used.

After the shear force wall reinforcing steel bar colligation is finished, install the shear wall mounted split pattern.According to the split bolt position that designs, in the correspondence position boring of shear wall two face die plates; The concrete sleeve of putting on split bolt is shelved on (for example, available 14# iron wire and level and vertical reinforcement colligation are together) on the shear wall horizontal reinforcement face, vertically contacts on mounted template; Split bolt passes shear wall another side template, can carry out improving and reinforcing of shear wall formwork system.Particularly, utilize the boss of on the appropriate location at the end of concrete sleeve and middle part, setting, can control the protective layer thickness of building the shear wall vertical reinforcement that the back forms.Particularly, described projection along the circumferential direction can be discontinuous, and is quincunx uniform.

After removing shear wall formwork and taking out split bolt, adopt the hole of the concrete sleeve of mortar sealing split bolt.

Claims (10)

1. the build process of a body of wall is characterized in that,
Limiting between the spacing template in both sides of thickness of wall body, adopt the concrete hollow supporter, be used to guarantee the concrete protective layer thickness of shear wall, control wall section width and as the sleeve pipe of split bolt,
This hollow supporting body contains iron wire or little bar dowel, is hollow bar-shaped; The two ends of this hollow supporting body have the supporting surface that is used for support shuttering, and central authorities longitudinally are provided with the through hole that makes that split bolt passes; The length of this hollow supporting body is than the pre-little 1.5-2.5mm of thickness of wall body that builds, the width of end face and highly all between 45-85mm, and the big 3-7mm of diameter of bolt is drawn in the comparison of the diameter of described through hole.
2. build process as claimed in claim 1 is characterized in that, the length of this hollow supporting body is than the pre-little 2.0mm of thickness of wall body that builds, and the big 4-6mm of diameter of bolt is drawn in the diameter comparison of described through hole.
3. build process as claimed in claim 1 is characterized in that, the cross section of this hollow supporting body is 50mm.
4. build process as claimed in claim 1 is characterized in that, the cross-sectional width of this hollow supporting body and highly be 80mm, and the termination is a trapezoidal shape, the length of side of smallest end is 50mm.
5. build process as claimed in claim 1 is characterized in that, the cross section of this hollow supporting body is square or circular.
6. build process as claimed in claim 1 is characterized in that, this hollow supporting body is made by the pea gravel concreten identical or higher with the strength grade of concrete of shear wall.
7. build process as claimed in claim 1 is characterized in that, an end of this hollow supporting body is provided with the spacing preiection of the vertical reinforcement of body of wall; And, be the vertical reinforcement diameter sum place of body of wall topping design thickness and body of wall in distance with the another one end of this hollow supporting body, also be provided with the spacing preiection of the vertical reinforcement of body of wall.
8. build process as claimed in claim 1 is characterized in that, the fuse of prefabricated this hollow supporting body is round steel or screw rod than the big 4-6mm of diameter of described through hole, its external coating butter.
9. build process as claimed in claim 8 is characterized in that, this hollow supporting body prefabricated built moulding at twice, and be with vibroplatform or reinforcing bar spillikin that concrete vibrating is closely knit.
10. build process as claimed in claim 8 is characterized in that, before the concrete final set of this hollow supporting body, extracts fuse out, and the phase of coagulating is 28 days.
CN200910082247A 2009-04-21 2009-04-21 Construction technology of wall body CN101525917A (en)

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Cited By (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101818571A (en) * 2010-04-16 2010-09-01 国家电网公司 Method for building wall
CN102162300A (en) * 2011-03-09 2011-08-24 中国三冶集团有限公司建筑安装工程公司 Section limit device for shear wall of high-rise building and fabrication method thereof
CN102535688A (en) * 2012-02-10 2012-07-04 中国建筑第七工程局有限公司 Outer wall with built-in single-surface composite rock wool insulation board and construction method for outer wall
CN103437459A (en) * 2013-09-11 2013-12-11 中建新疆建工集团第五建筑工程有限公司 Through-wall opposite-pulling screw sleeve wall-connecting element
CN104818843A (en) * 2015-04-20 2015-08-05 常州展华机器人有限公司 Large-scale shear wall drilling-free mounting template and use method
CN104975715A (en) * 2015-06-30 2015-10-14 中国二十冶集团有限公司 Formwork sealing method for walls or columns
CN105089184A (en) * 2015-08-11 2015-11-25 中建二局第三建筑工程有限公司 Multi-curved concrete hollow modelling wall construction method and rhombic hollow structure formwork
CN105804397A (en) * 2016-05-19 2016-07-27 中国五冶集团有限公司 Combined steel die structure capable of shaping plate height reducing part and installation method of combined steel die structure
CN106193387A (en) * 2016-08-31 2016-12-07 柳州市杰特建材有限责任公司 Cast-in-place combined wall
CN106917462A (en) * 2017-05-11 2017-07-04 中国十七冶集团有限公司 A kind of cavity thin-wall reinforced concrete wallboard fills out core construction method
CN107386645A (en) * 2017-08-31 2017-11-24 重庆钢铁集团建设工程有限公司 A kind of split bolt formwork fixing part and its application method with hollow concrete spacer pad
CN108756452A (en) * 2018-04-16 2018-11-06 中国二十冶集团有限公司 A kind of c-type closing stock ground Reinforced Concrete Retaining Walls comprehensive construction method
CN110409670A (en) * 2019-08-02 2019-11-05 华神建设集团有限公司 Monolith large form shear wall and construction method
CN110748042A (en) * 2019-10-24 2020-02-04 中国十七冶集团有限公司 Sound insulation type steel plate concrete shear wall for high-rise building

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101818571A (en) * 2010-04-16 2010-09-01 国家电网公司 Method for building wall
CN102162300A (en) * 2011-03-09 2011-08-24 中国三冶集团有限公司建筑安装工程公司 Section limit device for shear wall of high-rise building and fabrication method thereof
CN102162300B (en) * 2011-03-09 2012-06-27 中国三冶集团有限公司建筑安装工程公司 Section limit device for shear wall of high-rise building and fabrication method thereof
CN102535688A (en) * 2012-02-10 2012-07-04 中国建筑第七工程局有限公司 Outer wall with built-in single-surface composite rock wool insulation board and construction method for outer wall
CN103437459A (en) * 2013-09-11 2013-12-11 中建新疆建工集团第五建筑工程有限公司 Through-wall opposite-pulling screw sleeve wall-connecting element
CN104818843A (en) * 2015-04-20 2015-08-05 常州展华机器人有限公司 Large-scale shear wall drilling-free mounting template and use method
CN104975715A (en) * 2015-06-30 2015-10-14 中国二十冶集团有限公司 Formwork sealing method for walls or columns
CN105089184A (en) * 2015-08-11 2015-11-25 中建二局第三建筑工程有限公司 Multi-curved concrete hollow modelling wall construction method and rhombic hollow structure formwork
CN105804397B (en) * 2016-05-19 2019-10-11 中国五冶集团有限公司 It is a kind of to drop the combined steel structure carried out shaping at plate and its installation method
CN105804397A (en) * 2016-05-19 2016-07-27 中国五冶集团有限公司 Combined steel die structure capable of shaping plate height reducing part and installation method of combined steel die structure
CN106193387A (en) * 2016-08-31 2016-12-07 柳州市杰特建材有限责任公司 Cast-in-place combined wall
CN106917462A (en) * 2017-05-11 2017-07-04 中国十七冶集团有限公司 A kind of cavity thin-wall reinforced concrete wallboard fills out core construction method
CN107386645A (en) * 2017-08-31 2017-11-24 重庆钢铁集团建设工程有限公司 A kind of split bolt formwork fixing part and its application method with hollow concrete spacer pad
CN108756452A (en) * 2018-04-16 2018-11-06 中国二十冶集团有限公司 A kind of c-type closing stock ground Reinforced Concrete Retaining Walls comprehensive construction method
CN110409670A (en) * 2019-08-02 2019-11-05 华神建设集团有限公司 Monolith large form shear wall and construction method
CN110748042A (en) * 2019-10-24 2020-02-04 中国十七冶集团有限公司 Sound insulation type steel plate concrete shear wall for high-rise building

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