CN104264992A - High-rise building inter-pipeline construction method - Google Patents
High-rise building inter-pipeline construction method Download PDFInfo
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- CN104264992A CN104264992A CN201410463553.0A CN201410463553A CN104264992A CN 104264992 A CN104264992 A CN 104264992A CN 201410463553 A CN201410463553 A CN 201410463553A CN 104264992 A CN104264992 A CN 104264992A
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Abstract
The invention discloses a high-rise building inter-pipeline construction method. The high-rise building inter-pipeline construction method comprises the following steps of constructing a main structure, installing angle iron, blanking a steel bar truss floor support plate or a prestressed concrete superimposed sheet, forming holes in pipeline installation positions, scabbing former concrete, installing pipelines, installing the steel bar truss floor support plate or the prestressed concrete superimposed sheet, embedding steel bars, assembling steel bars and pouring concrete. According to the high-rise building inter-pipeline construction method, self-stiffness of the steel bar truss floor support plate or the prestressed concrete superimposed sheet is fully utilized, the steel bar truss floor support plate or the prestressed concrete superimposed sheet directly paves a beam, concrete can be directly poured after a simple steel bar engineering, a formwork is completely replaced, the formwork erection and disassembling engineering is saved, the floor slab construction efficiency is greatly improved, the holes are formed in the steel bar truss floor support plate or the prestressed concrete superimposed sheet in a unified mode, central positioning is performed through a laser plummet, the pipeline installation quality is well guaranteed, the steel bars on floor slabs are not required to be cut off, the progress is quickened, and the construction quality is guaranteed.
Description
Technical field
The invention belongs to building field, specifically the construction method of highrise building pipeline enclosure.
Background technology
Pipeline enclosure is a requisite function room in building, is mainly used to arrange in building the plumbing, fire-fighting, heating and ventilating pipeline and cable pipeline etc. that need.Pipeline enclosure is owing to needing to lay more pipe laying, and the floor plan of pipeline enclosure is generally that reinforcing bar is installed as usual by designing unit, builds after Pipe installing completes with high one-level slightly expanded concrete again.This kind of way, secondary can be brought after Pipe installing to set up support for shuttering, install template difficulty greatly, costly, tube circumference easily causes the hidden danger of quality such as seepage, top board out-of-flatness.
Summary of the invention
The technical problem to be solved in the present invention overcomes the deficiencies in the prior art, a kind of construction method of highrise building pipeline enclosure is provided, this method makes full use of steel bar truss floor support plate or prestressed concrete overlapped slab stiffness by itself, directly be routed on beam, carrying out after simple reinforced bar engineering just can direct concreting, instead of template completely, eliminate template erection and demolition works, substantially increase floor slab construction efficiency, accelerate progress, ensure that construction quality.
For solving the problems of the technologies described above, the invention provides a kind of construction method of highrise building pipeline enclosure, comprising following concrete steps:
(1) main structure construction: during main building construction, floor is not constructed and made cavity, and pipeline enclosure is made piping shaft, treats agent structure form removable, floor cleared up, carry out next process;
(2) angle steel is installed: on former concrete structure, from structure floor face toward the position of next thickness of slab, installs equal leg angle, adopts setscrew to fix, and adopts level gauge to carry out horizontal plane control when angle steel is installed, and ensures that level installed by angle steel;
(3) steel bar truss floor support plate blanking: according to piping shaft size, reduce by every limit size the blanking that 10-20 mm carry out steel bar truss floor support plate, steel bar truss floor support plate lap width on angle steel is 50-75 mm;
(4) Pipe installing position perforate: with the center of pipe laying in working drawing for the center of circle, increase by 5 mm again with the radius of pipe laying and draw circle for radius, steel bar truss floor support plate carries out cut hole, it is regular that cut hole adopts special circular knives to cut;
(5) old concrete dabbing: because piping shaft periphery concrete is first concreting, in order to be combined with pipeline enclosure floorslab concrete, avoid cracking, above for angle steel scope concrete must be carried out dabbing, also need with water moistening before secondary concreting, brush by interfacial agents or cement mortar;
(6) Pipe installing and steel bar truss floor support plate are installed: the installation carrying out steel bar truss floor support plate while Pipe installing, adopt two laser plummets to position steel bar truss floor support plate simultaneously, guarantee that pipeline center is consistent with steel bar truss floor support plate perforate center, when pipeline can not be installed simultaneously, one piece of floor support plate can be stayed not install every 3-5 layers, so that pipe laying can conveniently through floor support plate;
(7) bar planting, assembling reinforcement: after Pipe installing completes, at the enterprising andante reinforcing steel implant of piping shaft circumferential concrete, reinforcing bar size, bar planting spacing are identical with former designing requirement, are then connected with floor support plate reinforcing bar binding;
(8) concreting: after reinforcing bar concealment acceptance is qualified, carry out concreting, concrete adopts from mixed concrete, vertical transport is carried out by construction elevator, adopt trolley to carry out horizontal transport to put in place, when building, tube circumference, vibrating head vibration compacting in gap between floor support plate and former concrete, prevent percolating water.
For the purpose of describing the problem, below to the construction method of highrise building pipeline enclosure of the present invention all referred to as this method.
Steel bar truss floor support plate described in this method is that the reinforcing bar in floor is become steel bar girder in factory process, and by steel bar girder and the integrally welded gang form of zinc-plated profiled sheet.This method takes full advantage of steel bar truss floor support plate stiffness by itself, is directly routed on beam, and carrying out after simple reinforced bar engineering just can direct concreting, instead of template completely, eliminates template erection and demolition works, substantially increase floor slab construction efficiency; Steel bar truss floor support plate carries out uniform apertures, carries out centralized positioning with laser plummet, well ensure that the quality of Pipe installing; Do not need to cut off the reinforcing bar on floor, accelerate progress, ensure that construction quality.
Steel bar truss floor support plate described in this method can replace with prestressed concrete overlapped slab, prestressed concrete overlapped slab is the prefabricated a kind of form of structure combined with cast-in-situ concrete, that cast-in-situ concrete layer is made on prestressed thin slab, the cast-in-place layer of concrete in prestressed thin slab (thick 5-8 cm) and top is combined into as a whole, co-operation.Namely the main muscle of prestressing force of prestressed thin slab is the main muscle of laminated floor slab, and cast-in-situ concrete layer in top only configures negative reinforcement and distributing bar.Prestressed thin slab is used as the bed die of cast-in-situ concrete layer, need not be cast-in-situ concrete layer support shuttering, and prestressed thin slab bottom surface is smooth, and plate seam after treatment, can no longer plaster by ceiling.
Accompanying drawing explanation
Fig. 1 is that piping shaft stays and establishes plan view.
Fig. 2 is angle steel scheme of installation.
Fig. 3 is steel bar truss floor support plate perforate schematic diagram.
Fig. 4 is Pipe installing and steel bar truss floor support plate erection sequence schematic diagram.
Fig. 5 is the schematic diagram after pipeline and steel bar truss floor support plate are installed.
Fig. 6 is bar planting and floor support plate bar connecting schematic diagram.
Fig. 7 is the A-A sectional view of Fig. 6.
Fig. 8 is concreting schematic diagram.
Detailed description of the invention
Below in conjunction with specification drawings and specific embodiments, the invention will be further described.
Embodiment one
The construction method of highrise building pipeline enclosure, comprises following concrete steps:
(1) main structure construction: during main building construction, floor is not constructed and is made cavity, pipeline enclosure is made piping shaft, piping shaft stays to be established as shown in Figure 1, in figure, 1 is stay the piping shaft established, and 2 is beams, and 3 is shear walls, treat agent structure form removable, floor cleared up, install before starting and carry out next process;
(2) angle steel 4 is installed: on former concrete structure, from structure floor face toward the position of next thickness of slab, installs L75 × 5 equal leg angle 4, M12 setscrew is adopted to fix, as shown in Figure 2, adopt level gauge to carry out horizontal plane control when angle steel 4 is installed, ensure that level installed by angle steel 4;
(3) steel bar truss floor support plate 5 blanking: according to piping shaft size, reduces by every limit size the blanking that 20 mm carry out steel bar truss floor support plate 5, and steel bar truss floor support plate 5 lap width on angle steel 4 is 50 mm;
(4) pipe hole 6 is opened in Pipe installing position: with the center of pipe laying in working drawing for the center of circle, adds 5 mm and draws circle for radius, steel bar truss floor support plate 5 is outputed pipe hole 6, as shown in Figure 3 with the radius of pipe laying;
(5) old concrete dabbing: because piping shaft 1 periphery concrete is first concreting, in order to be combined with pipeline enclosure floorslab concrete, avoid cracking, angle steel more than 4 scope concrete is carried out dabbing, also need with water moistening before secondary concreting, brush by interfacial agents or cement mortar;
(6) pipeline 7 and steel bar truss floor support plate 5 are installed: pipeline 7 carries out the installation of steel bar truss floor support plate 5 while installing, adopt two laser plummets to position steel bar truss floor support plate 5 simultaneously, guarantee that pipeline 7 center is consistent with steel bar truss floor support plate 5 perforate center.When pipeline can not be installed simultaneously, one piece of steel bar truss floor support plate 5 can be stayed not install every 3-5 layers, so that pipeline 7 can conveniently through the pipe hole 6 of steel bar truss floor support plate 5, concrete erection sequence as shown in Figure 4, such as, after n-th layer pipeline 7 installation, carry out the installation of N+1 layer pipeline 7, so first to carry out the installation of N+2 layer steel bar truss floor support plate 5, after steel bar truss floor support plate 5 installation, pipeline 7 inserts downwards from the pipe hole 6 of N+2 layer steel bar truss floor support plate 5 and docks with lower floor pipeline 7, complete the installation of N+1 layer pipeline 7, in like manner, when N+2 layer pipeline 7 is installed, first carry out the installation of N+3 layer steel bar truss floor support plate 5, then pipeline 7 from N+3 layer through steel bar truss floor support plate 5 downwards and dock with lower floor pipeline 7, the like installation, Fig. 5 is the schematic diagram after pipeline 7 and steel bar truss floor support plate 5 are installed,
(7) bar planting, assembling reinforcement: after pipeline 7 installation, in the bar planting of piping shaft 1 circumferential concrete enterprising andante reinforcing bar 8, reinforcing bar 8 size, bar planting spacing are identical with designing requirement, are then connected with the reinforcing bar binding of steel bar truss floor support plate 5, as shown in Figure 6, Figure 7;
(8) concreting: after reinforcing bar 8 concealment acceptance is qualified, carry out concreting, as shown in Figure 8, concrete adopts from mixed concrete, carry out vertical transport by construction elevator, adopt trolley to carry out horizontal transport and put in place, when building, tube circumference, vibrating head vibration compacting in gap between floor support plate and former concrete, prevent percolating water.
Embodiment two
The construction method of highrise building pipeline enclosure, comprises following concrete steps:
(1) main structure construction: during main building construction, floor is not constructed and made cavity, and pipeline enclosure is made piping shaft, treats agent structure form removable, floor clear up, carries out next process before installation starts;
(2) angle steel is installed: on former concrete structure, from structure floor face toward the position of next thickness of slab, installs L75 × 5 equal leg angle, adopts M12 setscrew to fix, and adopts level gauge to carry out horizontal plane control when angle steel is installed, and ensures that level installed by angle steel;
(3) prestressed concrete overlapped slab blanking: according to piping shaft size, reduces by every limit size the blanking that 10 mm carry out prestressed concrete overlapped slab, and prestressed concrete overlapped slab lap width on angle steel is 75 mm;
(4) pipe hole is opened in Pipe installing position: with the center of pipe laying in working drawing for the center of circle, adds 5 mm and draws circle for radius, prestressed concrete overlapped slab outputs pipe hole with the radius of pipe laying;
(5) old concrete dabbing: because piping shaft periphery concrete is first concreting, in order to be combined with pipeline enclosure floorslab concrete, avoid cracking, above for angle steel scope concrete is carried out dabbing, also need with water moistening before secondary concreting, brush by interfacial agents or cement mortar;
(6) pipeline and prestressed concrete overlapped slab are installed: the installation carrying out prestressed concrete overlapped slab while Pipe installing, adopt two laser plummets to position prestressed concrete overlapped slab simultaneously, guarantee that pipeline center is consistent with prestressed concrete overlapped slab perforate center.When pipeline can not be installed simultaneously, one piece of prestressed concrete overlapped slab can be stayed not install every 3-5 layers, so that pipeline can conveniently through the pipe hole of prestressed concrete overlapped slab;
(7) bar planting, assembling reinforcement: after Pipe installing completes, at the enterprising andante reinforcing steel implant of piping shaft circumferential concrete, reinforcing bar size, bar planting spacing are identical with designing requirement, are then connected with the reinforcing bar binding of prestressed concrete overlapped slab;
(8) concreting: after reinforcing bar concealment acceptance is qualified, carry out concreting, concrete adopts from mixed concrete, vertical transport is carried out by construction elevator, adopt trolley to carry out horizontal transport to put in place, when building, tube circumference, vibrating head vibration compacting in gap between floor support plate and former concrete, prevent percolating water.
Example on probation:
Certain highrise building, 4 layers, underground, 47 layers on the ground, maximum height 206.4 meters, overall floorage 148390 m
2, wherein overall floorage is 89600 m on the ground
2, underground overall floorage is 58790 m
2, have in this building main building between two water pipes, between a heating coil, between strong and weak electricity each one, pipeline enclosure floor adopts steel bar truss floor support plate construction, easy construction, operation easier reduce, and Pipe installing is quick, quality is better, all meets design and construction inspection of quality code requirement.
By the construction adopting construction method of the present invention to carry out pipeline enclosure floor, effectively control construction quality, accelerate construction speed, obtain overall economic efficiency 10.6 ten thousand yuan.
Claims (5)
1. the construction method of highrise building pipeline enclosure, comprises following concrete steps:
(1) main structure construction: during main building construction, floor is not constructed and made cavity, and pipeline enclosure is made piping shaft;
(2) angle steel is installed: on former concrete structure, from structure floor towards the position of next thickness of slab, installs equal leg angle, adopts setscrew to fix;
(3) steel bar truss floor support plate blanking: according to piping shaft size, reduce by every limit size the blanking that 10-20 mm carry out steel bar truss floor support plate, steel bar truss floor support plate lap width on angle steel is 50-75 mm;
(4) Pipe installing position perforate: with the center of pipe laying in working drawing for the center of circle, increases by 5 mm again with the radius of pipe laying and draws circle for radius, steel bar truss floor support plate carries out cut hole;
(5) old concrete dabbing: the old concrete of above for angle steel scope is carried out dabbing, and the front water of secondary concreting is moistening, brushes by interfacial agents or cement mortar;
(6) Pipe installing and steel bar truss floor support plate are installed: the installation carrying out steel bar truss floor support plate while Pipe installing, adopt two laser plummets to position steel bar truss floor support plate simultaneously, make pipeline center consistent with steel bar truss floor support plate perforate center;
(7) bar planting, assembling reinforcement: after Pipe installing completes, at the enterprising andante reinforcing steel implant of piping shaft circumferential concrete, be then connected with steel bar truss floor support plate reinforcing bar binding;
(8) concreting: after reinforcing bar concealment acceptance is qualified, carries out concreting.
2. the construction method of highrise building pipeline enclosure as claimed in claim 1, is characterized in that: described steel bar truss floor support plate can replace with prestressed concrete overlapped slab.
3. the construction method of highrise building pipeline enclosure as claimed in claim 1 or 2, is characterized in that: adopt level gauge to carry out horizontal plane control when angle steel is installed in step (2).
4. the construction method of highrise building pipeline enclosure as claimed in claim 1 or 2, is characterized in that: in step (4), cut hole adopts the cutting of special circular knives regular.
5. the construction method of highrise building pipeline enclosure as claimed in claim 1 or 2, is characterized in that: in step (8) during concreting, tube circumference, vibrating head vibration compacting in gap between floor support plate and former concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201410463553.0A CN104264992B (en) | 2014-09-12 | 2014-09-12 | Construction method for high-rise building pipe rooms |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410463553.0A CN104264992B (en) | 2014-09-12 | 2014-09-12 | Construction method for high-rise building pipe rooms |
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| CN104264992A true CN104264992A (en) | 2015-01-07 |
| CN104264992B CN104264992B (en) | 2016-05-18 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734133A (en) * | 2020-05-21 | 2020-10-02 | 青岛海川建设集团有限公司 | Narrow space assembly type partition plate pipeline in-well decoration reverse construction method and structure |
| CN114776032A (en) * | 2022-04-29 | 2022-07-22 | 中建二局第四建筑工程有限公司 | Construction method of combined casing for water heating pipe well |
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| US3800486A (en) * | 1972-07-24 | 1974-04-02 | Harvey W Co | Pipe spacer |
| JPH0842125A (en) * | 1994-08-02 | 1996-02-13 | Misawa Homes Co Ltd | Pipe space construction work method of unit type building and its pipe space structure |
| JP2002339450A (en) * | 2001-05-11 | 2002-11-27 | Misawa Homes Co Ltd | Building construction method, building design system and partition panel |
| CN103015721A (en) * | 2012-12-20 | 2013-04-03 | 山东万鑫建设有限公司 | Leakage prevention construction method of reserved holes in kitchen and toilet |
| CN103089014A (en) * | 2013-02-05 | 2013-05-08 | 浙江新东阳建设集团有限公司 | Construction method of through floor pipe |
| CN203808502U (en) * | 2014-03-06 | 2014-09-03 | 中国建筑第六工程局有限公司 | Formwork device for secondary casting of cement for floor reserved openings |
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2014
- 2014-09-12 CN CN201410463553.0A patent/CN104264992B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| US3800486A (en) * | 1972-07-24 | 1974-04-02 | Harvey W Co | Pipe spacer |
| JPH0842125A (en) * | 1994-08-02 | 1996-02-13 | Misawa Homes Co Ltd | Pipe space construction work method of unit type building and its pipe space structure |
| JP2002339450A (en) * | 2001-05-11 | 2002-11-27 | Misawa Homes Co Ltd | Building construction method, building design system and partition panel |
| CN103015721A (en) * | 2012-12-20 | 2013-04-03 | 山东万鑫建设有限公司 | Leakage prevention construction method of reserved holes in kitchen and toilet |
| CN103089014A (en) * | 2013-02-05 | 2013-05-08 | 浙江新东阳建设集团有限公司 | Construction method of through floor pipe |
| CN203808502U (en) * | 2014-03-06 | 2014-09-03 | 中国建筑第六工程局有限公司 | Formwork device for secondary casting of cement for floor reserved openings |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111734133A (en) * | 2020-05-21 | 2020-10-02 | 青岛海川建设集团有限公司 | Narrow space assembly type partition plate pipeline in-well decoration reverse construction method and structure |
| CN114776032A (en) * | 2022-04-29 | 2022-07-22 | 中建二局第四建筑工程有限公司 | Construction method of combined casing for water heating pipe well |
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| CN104264992B (en) | 2016-05-18 |
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Effective date of registration: 20170412 Address after: 410116 Changsha Yuhua District, Hunan Zhongyi Road, No. 158 Patentee after: China Construction Fifth Engineering Division Co., Ltd. Address before: Anhui city of Bengbu Province on the 233099 century iron building homes six four unit 10 Patentee before: In build Bangbu construction work Co., Ltd five innings |
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