CN104074358B - The construction method of prefabricated building - Google Patents
The construction method of prefabricated building Download PDFInfo
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- CN104074358B CN104074358B CN201410311425.4A CN201410311425A CN104074358B CN 104074358 B CN104074358 B CN 104074358B CN 201410311425 A CN201410311425 A CN 201410311425A CN 104074358 B CN104074358 B CN 104074358B
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- 238000010276 construction Methods 0.000 title claims abstract description 59
- 230000001681 protective effect Effects 0.000 claims abstract description 46
- 210000003195 fascia Anatomy 0.000 claims abstract description 30
- 238000000034 method Methods 0.000 claims abstract description 20
- 239000002002 slurry Substances 0.000 claims abstract description 18
- 238000009434 installation Methods 0.000 claims abstract description 10
- 238000013461 design Methods 0.000 claims abstract description 4
- 238000005259 measurement Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 9
- 239000010959 steel Substances 0.000 description 9
- 230000000903 blocking effect Effects 0.000 description 7
- 238000003466 welding Methods 0.000 description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 239000003063 flame retardant Substances 0.000 description 2
- 238000011900 installation process Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009417 prefabrication Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- 230000001737 promoting effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
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- Conveying And Assembling Of Building Elements In Situ (AREA)
Abstract
The invention discloses the construction method of a kind of prefabricated building, including design, make prefabricated components, prefabricated components are checked and accepted and are marched into the arena, measurement, unwrapping wire, the steps such as prefabricated components installation, during its prefabricated components are installed, by the method arranging two-layer exterior wall protective frame, using double-layer rack body exchange to use, building is carried out construction.By the company's of setting wall preformed hole on prefabricated Side fascia in the construction method of the present invention, install and complete the installation of Side fascia by the way of exterior wall protective frame, correct, fix, pour into a mould the working procedures such as concrete slurry, avoid and substantial amounts of built-in fitting and hole of encorbelmenting are set on exterior wall, improve construction quality, reduce the spoilage of exterior wall engineering.
Description
Technical field
The present invention relates to technical field of buildings, be specifically related to the construction method of a kind of prefabricated building.
Background technology
Prefabrication is a kind of important construction style in building industrialization process, and it has, and speed of application is fast, the engineering construction cycle is short, production efficiency is high, good product quality, safety and environmental protection, effectively reduce cost, reduce supplies consumption, reduce the plurality of advantages such as working procedure.Prefabrication i.e. refers to the building being assembled at the construction field (site) with prefabricated component, in the installation process of prefabricated components, the lifting of component can be fallen after needing workmen's righting alignment (preformed hole of component is directed at reserving rib), then carries out adjustment and fixes, connection of being finally in the milk.In the installation process of the Side fascia in prefabricated components, workmen needs by outside the building enclosing the scaffold built to complete the working procedures such as above-mentioned righting alignment, adjustment be fixing.
Present stage, conventional scaffold has console model scaffold and overhanging scaffold, but no matter is console model or overhanging type, all needs to fix with building structure.Such as, need the axial dimension according to building when overhanging scaffold is built, every 3, a wall-connecting piece is set across (about 6 meters) in the horizontal direction, in vertical direction, one wall-connecting piece is set every 3-4 rice, and require that each wall-connecting piece set-point is staggered mutually, form plum blossom-shaped and arrange.Wherein, scaffold can be fixed with building structure by the way of reinforcing bar, rope, bifilar or multiply iron wire drawknot, it is possible to use that the push-and-pull rods such as steel pipe, fastener or built-in fitting or component realize with building structure is fixing.After the construction of building main body completes, these wall-connecting pieces or prefabricated hole will carry out cleaning is a complex process.Along with developing rapidly of Building Trade in China, skyscraper and high-rise building are more and more, for these high levels or high-rise building, remove these wall-connecting pieces above-mentioned or prefabricated hole one by one, will be a engineering the hugest.And, during clearing up these wall-connecting pieces or prefabricated hole, it is most likely that damage the metope constructed.
Summary of the invention
In view of the problems referred to above of prior art, according to an aspect of the present invention, disclose the construction method of a kind of prefabricated building, comprise the following steps:
Design, making prefabricated components, the company's of setting wall preformed hole on the Side fascia in prefabricated components；
Prefabricated components are checked and accepted and are marched into the arena, and to prefabricated components numbering, draw Construction control line；
Measurement, unwrapping wire；
Prefabricated components are installed, and install the wallboard of ground floor building, then correct, fix, pour into a mould concrete slurry on the terrace layer made,
After the concrete slurry of wallboard cast reaches intensity, on the Side fascia of ground floor building, the company's wall preformed hole by presetting installs one layer of exterior wall protective frame,
The wallboard of ground floor building is installed the floor of next floor, then corrects, fixes, pours into a mould concrete slurry,
After the concrete slurry of floor cast reaches intensity, by aforementioned installation, correct, fix, pour into a mould the operation of concrete slurry the wallboard of second layer building is installed on floor, then exterior wall protective frame is installed on the Side fascia of second layer building, the floor of next floor is installed on the wallboard of second layer building again；
The step repeating the installation of above-mentioned prefabricated components is the most upwards constructed, until building top layer.
As preferably, during prefabricated components are installed, exterior wall protective frame only arranges two-layer, and the method that two-layer exterior wall protective frame uses double-layer rack body exchange to use carries out construction to building.
As preferably, in the method that double-layer rack body exchange uses, double-layer rack body exterior wall protective frame at the middle and upper levels carries out construction to building as construction layer, workmen in this layer of exterior wall protective frame,
After the construction of construction layer completes, the exterior wall protective frame of lower floor in dismounting double-layer rack body, it is lifted up installing, becomes new construction layer, then workmen continues building is carried out construction on new construction layer.
As preferably, reserved out by template when even wall preformed hole is precast wall panel.
As preferably, connect a diameter of 30mm of wall preformed hole.
According to another aspect of the present invention, disclose a kind of exterior wall protective frame, including support member, platform component, blocking parts and company's wall part.
Wherein, support member is multiple right angled triangle supports being welded successively by horizontal beam, vertical beam, cant beam and constituting, and the vertical beam in support is fixed with Side fascia by even wall part；Platform component includes horizontal skeleton and scaffold board, and horizontal skeleton is arranged on above support, is connected by bolt and nut are fixing with the horizontal beam of support, and scaffold board is laid on horizontal skeleton, and the periphery of horizontal skeleton is provided with the block preventing the outside landing of scaffold board；Blocking parts includes guardrail and the protection network that many vertical rods are overlapped to form with many horizon bars, and guardrail is arranged on above support, is positioned at the side of horizontal skeleton, linked together by fastener between vertical rod and horizon bar, and protection network is laid on guardrail；Even wall part includes even wall screw and company's wall nut that even wall screw matches and even wall pad, even wall screw through support member vertical beam and Side fascia, fixed with connecting wall nut by even wall pad inside Side fascia.
As preferably, even wall pad is the steel plate that 10cm × 10cm, 3mm are thick, and even wall screw is 4.8 grades of M28 high-strength bolts.It addition, support is made up of the welding of 5# channel-section steel.Use such structure, upper people's live load of protective frame can be made to reach 200KG.
As preferably, vertical rod is by the way of welding or be telescopic joint on fixing horizontal beam in the bracket, and horizon bar is at least provided with three roads, and protection network is dense mesh type fire retardant safety net.Use such structure, the maximum wind load of protective frame can be made to reach 120KG.
The purpose of the present invention aim to provide a kind of make architecture construction more quickly, the prefabricated building construction method of exterior wall better quality.Compared with prior art, one of beneficial effects of the present invention is: in the construction method of the present invention by the company's of setting wall preformed hole on prefabricated Side fascia, install and complete the installation of Side fascia by the way of exterior wall protective frame, correct, fix, pour into a mould the working procedures such as concrete slurry, avoid and substantial amounts of built-in fitting and hole of encorbelmenting are set on exterior wall, improve construction quality, reduce the spoilage of exterior wall engineering；The method that the construction method of the present invention uses double-layer rack body exchange to use carries out external wall construction to building, relative to traditional scaffold, is greatly saved expense；The present invention carries out the erection & lift of protective frame after body of wall post-cast strip has poured, and owing to body of wall has been linked to be entirety, protective frame only exists deadweight in such cases, and body of wall does not exist impact；The exterior wall protective frame of the present invention is made up of support member, platform component, blocking parts, even wall part four part, and the self structure of each several part is simple, it is simple to maintenance, is threaded connection between each several part, and recycling rate of waterused is high；The exterior wall protective frame of the present invention is only arranged on Side fascia by even wall screw, even wall nut, even wall pad, convenient disassembly.
Accompanying drawing explanation
Fig. 1 schematically illustrates the structure of exterior wall protective frame according to an embodiment of the invention；
Fig. 2 schematically illustrates exterior wall protective frame and the structure of wall connecting according to an embodiment of the invention.
In figure, 101-horizontal beam, 102-vertical beam, 103-cant beam, 201-horizontal skeleton, 202-cross bar, 203-scaffold board, 3-blocking parts, 301-vertical rod, 302-horizon bar, 401-connects wall screw, 402-connects wall nut, 403-connects wall pad, 5-Side fascia.
Detailed description of the invention
The present invention is further described with embodiment below in conjunction with the accompanying drawings, but embodiments of the present invention are not limited to this.In order to understand the present invention comprehensively, refer to numerous detail in the following detailed description.It will be appreciated by those skilled in the art that the present invention can realize without these details.In other example, it is not described in detail known method, process and assembly, in order to avoid unnecessarily making embodiment obscure.
The construction method of a kind of prefabricated building, comprises the following steps:
Design, making prefabricated components (prefabricated component includes wallboard, floor, stair, air-conditioning plate etc.), the company's of setting wall preformed hole on the Side fascia in prefabricated components；
Prefabricated components are checked and accepted and are marched into the arena, and to prefabricated components numbering, draw Construction control line；
Measurement, unwrapping wire；
Prefabricated components are installed, and install the wallboard of ground floor building, then correct, fix, pour into a mould concrete slurry on the terrace layer made,
After the concrete slurry of wallboard cast reaches intensity, on the Side fascia of ground floor building, the company's wall preformed hole by presetting installs one layer of exterior wall protective frame,
The wallboard of ground floor building is installed the floor of next floor, then corrects, fixes, pours into a mould concrete slurry,
After the concrete slurry of floor cast reaches intensity, by aforementioned installation, correct, fix, pour into a mould the operation of concrete slurry the wallboard of second layer building is installed on floor, then exterior wall protective frame is installed on the Side fascia of second layer building, the floor of next floor is installed on the wallboard of second layer building again；
The step repeating the installation of above-mentioned prefabricated components is the most upwards constructed, until building top layer.
Further, during prefabricated components are installed, exterior wall protective frame only arranges two-layer, and the method that this two-layer exterior wall protective frame uses double-layer rack body exchange to use carries out construction to building.Further, in the method that double-layer rack body exchange uses, double-layer rack body exterior wall protective frame at the middle and upper levels carries out construction to building as construction layer, workmen in this layer of exterior wall protective frame；After the construction of construction layer completes, the exterior wall protective frame of lower floor in dismounting double-layer rack body, it is lifted up installing, becomes new construction layer, then workmen continues building is carried out construction on new construction layer.
Further, reserved out by template when even wall preformed hole is precast wall panel.
For the exterior wall protective frame in above-mentioned construction method, Fig. 1 schematically illustrates the structure of the exterior wall protective frame according to certain embodiments of the invention, and Fig. 2 schematically illustrates the structure of the exterior wall protective frame according to certain embodiments of the invention and wall connecting.Exterior wall protective frame as depicted in figs. 1 and 2, including support member, platform component, blocking parts 3 and company's wall part.Wherein, support member is to be welded the support of the right angled triangle constituted successively by horizontal beam 101, vertical beam 102, cant beam 103, platform component includes horizontal skeleton 201 and the scaffold board 203 being laid on horizontal skeleton 201, blocking parts includes that the guardrail being overlapped to form with three horizon bars 302 by four vertical rods 301 and the protection network (being not drawn in figure) being laid on guardrail, company's wall part include even wall screw 401 and company's wall nut 402 that even wall screw 401 matches and company's wall pad 403.
Further, even wall screw 401 through the vertical beam 102(of support by arranging bolt mounting holes on vertical beam 102) and Side fascia 5(by the company's wall preformed hole preset on Side fascia), then exterior wall protective frame is connected and fixed with Side fascia with connecting wall nut 402 by company of setting wall pad 403 inside Side fascia 5.In some embodiment, even wall pad 403 is the steel plate that 10cm × 10cm, 3mm are thick, and even wall screw 401 is 4.8 grades of M28 high-strength bolts, a diameter of 30mm of the company wall preformed hole corresponding with even wall screw.
Further, guardrail is arranged on above support, is positioned at the side of horizontal skeleton 201, and the vertical rod 301 in guardrail is linked together by fastener (being not drawn in figure) with horizon bar 302, and protection network is laid on guardrail.In some embodiment, vertical rod 301 is welded and fixed one end of horizontal beam 101 in the bracket.In some embodiment, vertical rod 301 is one end of fixing horizontal beam 101 in the bracket by the way of telescopic joint.In some embodiment, protection network is dense mesh type fire retardant safety net.Use the blocking parts height 1.2m of said structure.
Further, horizontal skeleton 201 is arranged on above support, is connected by screw bolt and nut is fixing with the horizontal beam 101 of support, and the periphery of horizontal skeleton 201 is provided with the block preventing the outside landing of scaffold board 203.In some embodiment, in horizontal skeleton 201, it is provided with some cross bars 202 preventing scaffold board 203 from dropping.In some embodiments, horizontal skeleton 201 is welded by L50 × 3 angle steel and Duo Gen Φ 18 round steel and makes.Concrete, first being surrounded the framework being welded into wide 70mm by L50 × 3 angle steel, then Φ 18 round steel of many root lengths 70mm is welded in parallel in framework as the cross bar 202 preventing scaffold board 203 from dropping, cross bar 202 arranges one every 50cm.
Further, support is made up of the welding of 5# channel-section steel.
In use, its length can be because of the difference of the Side fascia used of being arranged in pairs or groups otherwise varied (depending on the length of Side fascia) for exterior wall protective frame.In some embodiment, the quantity as the support of support member is two, the quantity of some embodiment medium-height trestle can be three or more, but the most each support only can connect wall part by one group to be attached with Side fascia, it is meant that the company's wall preformed hole quantity on Side fascia is few.When protective frame is installed so that it is platform component is positioned at away from the 10cm of exterior wall top, so it is easy to the subsequent construction operation of workmen.
When promoting exterior wall protective frame, it is necessary to first hang up properly suspension hook, be then lifted out support body.During dismounting exterior wall protective frame, it is first to hang up properly suspension hook equally, is then lifted out support body, even wall nut of finally back-outing.After removal, operator can clear up, block by the company's wall preformed hole when it is installed by the inside of building exterior wall protective frame.
The construction method of the present invention utilizes on the prefabricated Side fascia company's of setting wall preformed hole, exterior wall protective frame is installed to complete the installation of Side fascia, to correct, fix, pour into a mould the working procedures such as concrete slurry, abandon traditional outside the building wall and set up scaffold to complete the construction techniques of external wall construction, avoid and substantial amounts of built-in fitting and hole of encorbelmenting are set on exterior wall, improve the construction quality of building, reduce the spoilage of exterior wall engineering.The method that the construction method of the present invention uses double-layer rack body exchange to use carries out external wall construction to building, relative to traditional scaffold, is greatly saved expense.The exterior wall protective frame of the present invention is made up of support member, platform component, blocking parts, even wall part four part, and the self structure of each several part is simple, it is simple to maintenance, is threaded connection between each several part, and recycling rate of waterused is high.The exterior wall protective frame of the present invention is arranged on Side fascia, convenient disassembly by even wall part (i.e. connecting the combination of wall screw, even wall nut, even wall pad).
" some embodiment ", " some embodiments ", " embodiment " spoken of in this manual etc., refer to combine specific features, structure or the feature that this embodiment describes, are included at least one embodiment that the application generality describes.The most multiple local appearance statement of the same race is not necessarily to refer to same embodiment.Furthermore, it is understood that combine any embodiment when describing a specific features, structure or feature, to be advocated is to combine other embodiments to realize also falling within the scope of the present invention of this feature, structure or feature.
Although reference be made herein to invention has been described for the multiple explanatory embodiment of the present invention, but, being construed as those skilled in the art and can be designed that a lot of other amendments and embodiment, these amendments and embodiment will fall within spirit disclosed in the present application and spirit.In particular, in the range of specification, drawings and the claims disclosed in the present application, the building block of theme composite configuration and/or layout can be carried out multiple modification and improvement.In addition to the modification carrying out building block and/or layout and improvement, to those skilled in the art, other purposes also will be apparent from.
Claims (5)
1. the construction method of a prefabricated building, it is characterised in that described construction method comprises the following steps:
Design, making prefabricated components, the company's of setting wall preformed hole on the Side fascia in prefabricated components；
Prefabricated components are checked and accepted and are marched into the arena, and to prefabricated components numbering, draw Construction control line；
Measurement, unwrapping wire；
Prefabricated components are installed, and install the wallboard of ground floor building, then correct, fix, pour into a mould concrete slurry on the terrace layer made,
After the concrete slurry of wallboard cast reaches intensity, on the Side fascia of ground floor building, the company's wall preformed hole by presetting installs one layer of exterior wall protective frame,
The wallboard of ground floor building is installed the floor of next floor, then corrects, fixes, pours into a mould concrete slurry,
After the concrete slurry of floor cast reaches intensity, by aforementioned installation, correct, fix, pour into a mould the operation of concrete slurry the wallboard of second layer building is installed on floor, then exterior wall protective frame is installed on the Side fascia of second layer building, the floor of next floor is installed on the wallboard of second layer building again；
The step repeating the installation of above-mentioned prefabricated components is the most upwards constructed, until building top layer.
The construction method of prefabricated building the most according to claim 1, it is characterized in that: during prefabricated components are installed, exterior wall protective frame only arranges two-layer, and the method that two-layer exterior wall protective frame uses double-layer rack body exchange to use carries out construction to building.
The construction method of prefabricated building the most according to claim 2, it is characterised in that: in the method that the exchange of described double-layer rack body uses,
Double-layer rack body exterior wall protective frame at the middle and upper levels carries out construction to building as construction layer, workmen in this layer of exterior wall protective frame,
After the construction of construction layer completes, the exterior wall protective frame of lower floor in dismounting double-layer rack body, it is lifted up installing, becomes new construction layer, then workmen continues building is carried out construction on new construction layer.
The construction method of prefabricated building the most according to claim 1, it is characterised in that: reserved out by template when even wall preformed hole is precast wall panel.
The construction method of prefabricated building the most according to claim 4, it is characterised in that: even a diameter of 30mm of wall preformed hole.
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| CN201410311425.4A CN104074358B (en) | 2014-07-02 | 2014-07-02 | The construction method of prefabricated building |
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| CN201410311425.4A CN104074358B (en) | 2014-07-02 | 2014-07-02 | The construction method of prefabricated building |
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| CN104074358B true CN104074358B (en) | 2016-11-16 |
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| CN104533097B (en) * | 2014-12-11 | 2016-08-24 | 中国建筑第八工程局有限公司 | The recursion staged construction method of assembled tier building |
| CN104746862A (en) * | 2015-04-13 | 2015-07-01 | 中冶天工集团有限公司 | Temporary installation operating platform on overhead equipment foundation and erecting method thereof |
| CN105178618B (en) * | 2015-07-31 | 2018-03-30 | 中天建设集团有限公司 | A kind of band floats the working protective frame of the prefabricated out-hung panel of window |
| CN105064553B (en) * | 2015-09-09 | 2017-09-05 | 江苏中南建筑产业集团有限责任公司 | Flexible prefabricated assembling shear wall exterior window integrated construction system and its construction method |
| CN105113851B (en) * | 2015-09-14 | 2017-11-28 | 上海建工二建集团有限公司 | A kind of construction fence and its construction method of multifunctional precast assembled architecture |
| CN107035125A (en) * | 2017-04-25 | 2017-08-11 | 无锡市龙海杰机械制造有限公司 | The multi-layer scaffold of multiple protective frame reinforcement protection is installed |
| CN107060305A (en) * | 2017-04-26 | 2017-08-18 | 中国十九冶集团有限公司 | External wall construction operation platform and construction method |
| CN107130783B (en) * | 2017-07-05 | 2019-03-19 | 中国二十二冶集团有限公司 | The prefabricated sandwich heat preservation Side fascia of assembling type steel structure house protects frame construction method |
| CN108532458A (en) * | 2018-03-16 | 2018-09-14 | 广州市市政工程设计研究总院 | A kind of prefabricated assembled light-duty high-strength Collison fence for bridge |
| CN108612297A (en) * | 2018-03-30 | 2018-10-02 | 上海二十冶建设有限公司 | Face do-nothing operation stage apparatus on the outside of a kind of pulling type |
| CN108952136B (en) * | 2018-06-12 | 2020-09-08 | 天津住宅集团建设工程总承包有限公司 | Detachable integral hoisting protection frame mounting and dismounting method |
| CN109162364A (en) * | 2018-10-24 | 2019-01-08 | 长沙远大住宅工业阜阳有限公司 | Assembled air-conditioning plate, assembled air-conditioning panel structure system and its construction method |
| CN109610805B (en) * | 2018-12-20 | 2023-07-21 | 青岛义和钢构集团有限公司 | Assembled outer wall protection frame |
| CN109826455B (en) * | 2019-01-22 | 2021-05-07 | 北京博创绿色建筑科技有限公司 | Use method of protective frame for assembly type building construction |
| CN110644758A (en) * | 2019-09-29 | 2020-01-03 | 中国京冶工程技术有限公司 | Outer protection frame for construction of fabricated shear wall structure and mounting method |
| CN111335612B (en) * | 2020-05-09 | 2024-08-20 | 中建四局第三建设有限公司 | Prefabricated concrete assembled building peripheral guard structure link plate overhanging scaffold section steel and frame body safety and unloading device |
| CN112049397A (en) * | 2020-09-01 | 2020-12-08 | 上海家树建筑工程有限公司 | Protective frame for PC (polycarbonate) outer wall component |
| CN113216587B (en) * | 2021-05-13 | 2022-11-04 | 中建一局集团建设发展有限公司 | High-rise building outer wall construction operation platform fixing structure and construction method thereof |
| CN115211658A (en) * | 2022-03-18 | 2022-10-21 | 赵志刚 | Efficient energy-saving green construction engineering construction method |
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| CN2345622Y (en) * | 1998-12-01 | 1999-10-27 | 黑龙江省第一建筑工程公司 | Outer wall suspending structure scaffold |
| JP2000291181A (en) * | 1999-04-13 | 2000-10-17 | Taisei Corp | Construction method for precast earthquake resistant wall |
| CN201053199Y (en) * | 2007-06-19 | 2008-04-30 | 青岛市胶州建设集团有限公司 | Large template pylon |
| CN202483154U (en) * | 2012-03-05 | 2012-10-10 | 中国核工业华兴建设有限公司 | High bearing capacity suspending scaffold |
| CN103422672B (en) * | 2013-08-29 | 2016-01-20 | 杜新智 | A kind of reinforced concrete precast assembling housing construction construction method |
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