CN106193621A - Fabricated construction superimposed sheet string hangs construction method - Google Patents

Fabricated construction superimposed sheet string hangs construction method Download PDF

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Publication number
CN106193621A
CN106193621A CN201610612204.XA CN201610612204A CN106193621A CN 106193621 A CN106193621 A CN 106193621A CN 201610612204 A CN201610612204 A CN 201610612204A CN 106193621 A CN106193621 A CN 106193621A
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CN
China
Prior art keywords
superimposed sheet
hangs
construction
rope
hoist cable
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201610612204.XA
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Chinese (zh)
Inventor
张周强
戴祝泉
郑家富
郁臻桢
单洋洋
马昆
马冬
姜雪鹏
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LONGXIN CONSTRUCTION GROUP CO Ltd
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LONGXIN CONSTRUCTION GROUP CO Ltd
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Filing date
Publication date
Application filed by LONGXIN CONSTRUCTION GROUP CO Ltd filed Critical LONGXIN CONSTRUCTION GROUP CO Ltd
Priority to CN201610612204.XA priority Critical patent/CN106193621A/en
Publication of CN106193621A publication Critical patent/CN106193621A/en
Pending legal-status Critical Current

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    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • EFIXED CONSTRUCTIONS
    • E04BUILDING
    • E04GSCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G21/00Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
    • E04G21/14Conveying or assembling building elements
    • E04G21/16Tools or apparatus
    • E04G21/167Tools or apparatus specially adapted for working-up plates, panels or slab shaped building elements

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Mechanical Engineering (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Conveying And Assembling Of Building Elements In Situ (AREA)

Abstract

The invention provides a kind of fabricated construction superimposed sheet string and hang construction method, four limits of hanging box, every limit hangs two lifting chain slings or lifting steel wire rope, require that relatively short side hangs four drop shot ropes, relative short edge hangs four root length hoist cables, utilizes vertical hoisting two pieces of superimposed sheets of machinery to rise to installation exercise face together, first installs the superimposed sheet that long hoist cable is sling, long hoist cable is put on the superimposed sheet that drop shot rope plays, then puts the superimposed sheet that drop shot rope is sling.The present invention is applicable to the fabricated assembly overall reinforced concrete structure a fairly large number of engineering of monolayer laminated floor slab, simple, convenient easy, can gather materials on the spot, use existing lifting device, less investment, and workman's activity duration can be reduced, social benefit is the most notable.

Description

Fabricated construction superimposed sheet string hangs construction method
Technical field
The present invention relates to building engineering field, specifically a kind of fabricated construction superimposed sheet string hangs construction method.
Background technology
Along with constantly advancing and development of architectural industrialization, increasing building uses prefabricated assembled concrete structure Construction.The building that monolayer area is bigger, prefabricated components quantity PC is more, after vertical lifting mechanical performance, quantity determine, single structure The lifting speed of part, flood component lifting used by the time the most substantially determine.In order to component having been hung within the limited time, hang Dress proficiency level reaches a timing, needs to explore, use new hanging method to promote lifting speed, shortens the lifting time, carry High operation rate of machinery, reduces construction cost.
Summary of the invention
The present invention is to solve problem of the prior art, it is provided that a kind of fabricated construction superimposed sheet string hangs construction method, Be applicable to the fabricated assembly overall reinforced concrete structure a fairly large number of engineering of monolayer laminated floor slab, simple, convenient easily Going, can gather materials on the spot, use existing lifting device, less investment, and can reduce workman's activity duration, social benefit is more Significantly.
The present invention specifically includes following steps:
1, a kind of fabricated construction superimposed sheet string hangs construction method, it is characterised in that comprise the following steps:
1) superimposed sheet finished product is transported to job site, the qualified end-dump car of reception test, stacking;
2) floor structure unwrapping wire, PC post lifting, beam bracing frame set up, PC beam lifting;
3) set up superimposed sheet support, above superimposed sheet support, lay the flitch perpendicular with laminated floor slab girder rib, after assembling Level gauge or Geoplane is used to check absolute altitude;
4) according to the size of floor segmentation figure, with plumb bob, control line is hung top surface of the beam, draw laminated floor slab further according to control line Sideline is installed;
5) superimposed sheet hoard strip template is installed;
6) utilizing rectangle suspender to lift superimposed sheet, hanging box top is connected to suspender by top hoist cable, and under hanging box, minister is every to limit Limit respectively hangs at least 2 drop shot ropes, suspends first piece of superimposed sheet below section rope in midair, and every limit, short limit hangs at least 2 root length hoist cables, long Second piece of superimposed sheet is suspended in midair below rope;
7) winch to superimposed sheet specify position, first put down the superimposed sheet on long hoist cable, after unloading hook, long hoist cable is put in lastblock and folds Above plywood, drop shot rope being unloaded hook, recycle long hoist cable and install another block superimposed sheet, after unloading hook, workman catches hoist cable, prevents from hanging Hook is hooked on superimposed sheet girder rib;
8) according to superimposed sheet, sideline crowbar is installed and finely tunes floor, adjusting pole simultaneously, make between one or a lattice mesa base absolute altitude In same level position;
9) repeat step 6), 7), 8), circulation lift remaining superimposed sheet.
Step 6) described in the top hoist cable single load-bearing limit be at least suspender weight, balance weight and construction weight sum 2 times, horizontal sextant angle >=60 ° between top hoist cable and hanging box, can effectively ensure construction safety.
Step 6) described in the length of long rope be at least a times of short rope, when superimposed sheet string hangs, hanging box is folded with first piece Plywood vertical height is not less than 2.5m, and between first piece and second piece of superimposed sheet, vertical height is nor less than 2.5m so that lifting Workman does not rams when operation.
Step 7) in time superimposed sheet is sling, pause 3 seconds, the most slowly after first laminated floor slab is hung loading surface 300mm At the uniform velocity lifting 2 meters, checks without scratching, then string hangs next block superimposed sheet, and second piece of superimposed sheet is hung loading end 300mm Gao Houting 3 seconds, more at the uniform velocity lift by crane, stable after at the uniform velocity by two pieces of superimposed sheet handlings to appointment position, during lifting, signalman uses nothing Superimposed sheet is installed to specify position by line transmitter receiver commander's tower crane driver, notices that floor installation direction and water power pipe box are pre-buried simultaneously Position.
If lifting superimposed sheet length is more than 5m, then hanging box carries out multipoint hoisting by assembly pulley to superimposed sheet.
The present invention has the beneficial effects that:
1, the present invention is applicable to the fabricated assembly overall reinforced concrete structure a fairly large number of engineering of monolayer laminated floor slab, lifting Speed is fast, shortens the lifting time, improves operation rate of machinery, reduces construction cost.
2, suspender processing simplicity, material therefor is built at present, steel market generally exists, and draws materials conveniently;Field operation group It is convenient to fill.
3, use string hanging box canalization and use can be had enough to meet the need for a long time, saved material, reduced cost.
Accompanying drawing explanation
Fig. 1 is workflow schematic diagram of the present invention.
Detailed description of the invention
Workflow of the present invention is as it is shown in figure 1, specifically include following steps:
1) superimposed sheet finished product is transported to job site, the qualified end-dump car of reception test, stacking.
2) floor structure unwrapping wire, PC post lifting, beam bracing frame set up, PC beam lifting.
3) set up superimposed sheet support, lay above superimposed sheet support and laminated floor slab girder rib perpendicular 100 × 100 Flitch, uses level gauge or Geoplane to check absolute altitude after assembling.
4) according to the size of floor segmentation figure, with plumb bob, control line is hung top surface of the beam, draw overlapping further according to control line Sideline installed by floor.
5) superimposed sheet hoard strip template is installed.
6) utilizing rectangle suspender to lift superimposed sheet, hanging box top is connected to suspender by top hoist cable, and top hoist cable is single The load-bearing limit is 1.5 times of suspender weight, balance weight and construction weight sum, the horizontal sextant angle between top hoist cable and hanging box 60 °, can effectively ensure construction safety.Under hanging box minister to limit, every limit hangs 2 drop shot ropes, below section rope suspend in midair first Block superimposed sheet, every limit, short limit hangs 2 root length hoist cables, suspends second piece of superimposed sheet below long rope in midair;The length of described long rope One times of degree at least short rope, when superimposed sheet string hangs, hanging box and first piece of superimposed sheet vertical height are not less than 2.5m, first piece And vertical height is nor less than 2.5m between second piece of superimposed sheet so that lifting workman does not rams when operation.
7) winch to superimposed sheet specify position, first put down the superimposed sheet on long hoist cable, after unloading hook, long hoist cable is put in upper one Above block superimposed sheet, drop shot rope being unloaded hook, recycle long hoist cable and install another block superimposed sheet, after unloading hook, workman catches hoist cable, anti- Only suspension hook is hooked on superimposed sheet girder rib;When superimposed sheet is sling, pause 3 seconds after first laminated floor slab is hung loading surface 300mm, The most at the uniform velocity lifting 2 meters, checks without scratching, then string hangs next block superimposed sheet, and second piece of superimposed sheet is hung loading end Pause 3 seconds after 300mm height, more at the uniform velocity lift by crane, stable after at the uniform velocity by two pieces of superimposed sheet handlings to specifying position, letter during lifting Number work uses wireless interspeaker commander's tower crane driver that superimposed sheet is installed to specify position, notes floor installation direction and water simultaneously The position that fulgurite box is pre-buried.
8) according to superimposed sheet, sideline crowbar is installed and finely tunes floor, adjusting pole simultaneously, make between one or a lattice mesa base Absolute altitude is in same level position.
9) repeat step 6), 7), 8), circulation lift remaining superimposed sheet.
After superimposed sheet has lifted, carry out colligation beam, slab muscle → water power preheating embedding line → wall, post reserved steel bar successively admittedly Fixed mold lays, corrects → wall, post, beam bearing diagonal point embedded part be pre-buried → reinforcing bar, template, reserved, pre-buried concealment acceptance → coagulation The techniques such as soil pours, maintenance complete the construction of body of wall.
Superimposed sheet string hanging box makes and uses the welding of 18# channel-section steel, and corner bearing diagonal is 18# channel-section steel, and support is 16# I-shaped Steel, hanging box surrounding welds+16 blocks of cropped ear plates of 4 block length otic placode (16mm steel plate), and shackle plate welds with channel-section steel and is welded with 35 × 35 again × 10 right angled triangle attached plates are strengthened.Hang 16 4 long chain slings of 3.5m of Φ on long otic placode, connect with strong ring and be hung on hoisting machinery On big suspension hook;Under hanging box minister to limit every limit hang 2 2.5m hoist cables, the every limit of minor face hang 2 5m hoist cables, with hanging box volume on hoist cable Constant load 6t unloads first and connects, and is connected with rated load 1.5t shackle hook down.Shackle hook is hooked on superimposed sheet suspension centre girder rib.
Unload main points
Component conveying is shown up the most according to plan, is directed to be positioned by haulage vehicle and puts, must fixing vehicle wheel during parking.Guiding During vehicle, outside the venue, special messenger all should be had in field to take charge.
2. should confirm load condition, should avoid being damaged because of collision during unloading, all check and accept really section chief and conveyer Start after recognizing to unload.
3. must accept the commander of section chief or director when unclamping rope, driver and unload turner and answer close fit.It is anti- Only damaged because of landing during unloading.
4. special hanger equipment when component is unloaded, must be used.
5. superimposed sheet one car loads three and folds, and often folds six pieces, often folds bottom with two 150 × 150 × 3000 I-steel upper berths 20 solid woods do chock, and Φ 50 hole is opened at I-steel two ends, and available 12t unloads first impaling.By four Φ 22 steel wire rope 6M length, by one Under folded six pieces of superimposed sheets one lifting, at the place that lastblock superimposed sheet contacts with steel wire rope with on 15 thick template pads, prevent steel wire Rope abrasion, is also prevented from steel wire rope simultaneously and damages superimposed sheet side concrete.
6. utilizing hoisting machinery (tower crane or truck crane) whole folded unloading to answer low speed to promote overhead 2.5m, uniform translation is to heap Put place, low speed drop to overhead 300 time after both sides employment holds, more slowly put down, note being set level by I-steel.
Material requirements
1 superimposed sheet hanging box makes raw material must select GB 18# channel-section steel.Welding production meets the acceptance requirement of GB50205.Hang Tool could formally use after completing after inspection is hung in material object examination.
2 prefabricated components concrete use raw materials should be by meeting the following requirements:
2.1. cement preferably uses and is not less than 42.5 grades of silicate, Portland cements, and quality should meet " common Portland water Mud " regulation of GB175;
2.2. the medium coarse sand that sand preferably selects modulus of fineness to be 2.3~3.0, quality should meet " regular concrete sand, stone quality and Test method standard " regulation of JGJ52, sea sand must not be used;
2.3. stone preferably selects 5~25mm rubbles, and quality should meet " regular concrete sand, stone quality and test method standard " The regulation of JGJ52;
2.4. additive kind should determine after carrying out trial by test chamber, and should have quality certificate, and quality should meet " outside concrete Add agent " regulation of GB8076;
2.5. I grade or II grade during flyash should meet " flyash in cement and concrete " GB/T1596 every technical Energy and quality index.
2.6. mixing water should meet the regulation of " concrete mixing water supply standard " JGJ63;
2.7. in concrete, chloride and total alkali content should meet " concrete design specification " GB50010 related request and design is wanted Ask.
3 precast concrete reinforcing bars and steel should meet design and require:
3.1. hot rolled ribbed bars and hot calendering round bar should meet " concrete reinforcement steel " GB1499.1's and GB1499.2 Regulation.
3.2. prestressed concrete use reinforcing bar should meet " spiral for prestressed concrete " GB/T 20065, The requirement of " steel wires for prestressed concrete " GB/T 52233 and " steel strand wires for prestressed concrete " GB/T 5224.
3.3. when in precast concrete use steel bar welding deeping arrangement of reinforcement time, material and application should meet " reinforcing bar mix Solidifying soil welded steel fabric " requirement of GB/T 1499.3.
3.4. precast concrete steel preferably use Q235, Q345, Q390, Q420 steel;When there being reliable basis, it is possible to Use other model steel.
3.5. the suspension ring of precast concrete should use without cold worked HPB300 reinforcement fabrication.Prefabricated part hanging With built-in type nut or built-in type suspension rod and supporting suspender, should specify to select according to corresponding product standard and application technology.
Plant
Used by this engineering method, plant see table
Plant table
Quality control
1 quality standard
1.1 PC constructions should meet " prefabricated concrete structure technical regulation " JGJ1-2014, " concrete structure engineering construction rule Model " GB50666-2011, " concrete structure engineering construction quality accident specification " GB50204-2015.
1.2 in addition to meeting above-mentioned regulation, also should be in conjunction with on-site actual situations and design pertinent regulations construction.
2 quality assurance measures
The inspection of marching into the arena of 2.1 PC components: when PC component enters on-the-spot, should check product according to the product examination list that factory submits to The most qualified.
The inspection of marching into the arena of PCa component
Management objectives installed by 2.2 components
Allowable error value installed by the component of floor PC component
Project Peripheral post perimeter beams
The horizontal level of superimposed sheet PCa ±5mm
The dislocation of superimposed sheet PCa floor ±5mm
(with beam) overlap joint size of superimposed sheet PCa 10mm
* 1 beyond allowable error scope time, should hold consultation with management and design, and process as indicated.
Safety measure
1 Generally Recognized as safe observes item
1.1 observe job site rule of operation.Should actively participate in security activity before security conference and class.
1.2 enter on-the-spot necessary safe wearing articles for use (safety helmet, seat belt, safety shoe), and work high above the ground must be safety Band.
1.3 special work posts must hold job qualification certificate.
1.4 section chiefs must participate in safe regular meeting every day, and concerns is informed operating personnel.
1.5 need to remove the place that safety devices (such as guardrail, safety net) are constructed, and should restore immediately after construction.
Should carry out hands in 1.6 constructions to work clearly, instrument to be stacked neatly.
1.7 section chiefs should carry out safety and tell somebody what one's real intentions are before going to work every day, safety notice on the same day is described.
1.8 must make a report on operating personnel's list, the copy of special work post job qualification certificate.
1.9 workmans enter scene must carry out three grades of education, qualified after can be on duty.
No smoking in 1.10 job sites, can arrive smoking area smoking during rest.
1.11 haulage vehicles have to comply with ground rules, must not rush into construction area.Lifting the non-hoisting personnel in region exempt from into.
2 vile weathers stop operation
2.1 meet high wind, heavy rain, heavy snow, thunder, the vile weather such as earthquake or during disaster, should stop operation.
Even 2.2 weak wind weather, if work high above the ground generation is affected, also will be according to practical situation Suspend Job.
2.3 is above-mentioned due to weather impact when stop operation, on-the-spot director and management personnel to carry out negotiation and Formulate corresponding measure.
3 prevent falling from high altitude accident
Necessary wear safety belt during 3.1 work high above the ground, owing to job demand necessity leaves safety equipment or during walking on beam, Must draw and set safety rope, and seat belt be hung on safety rope and construct again.
The erection of 3.2 scaffolds, dismantle, the operation such as change all must accept the commander of section chief.
3.3 need temporarily to remove guardrail, the occasion of the safety equipment such as scaffold due to construction, must answer immediately after completion Former.
The responsibility of 4 on-the-spot directors
4.1 formulate construction method and arrange workmen, command site operation.
4.2 check that Work machine, instrument are the most qualified, change in time when breaking down and need to change.
4.3 supervision seat belt and the wear condition of safety helmet
Whether 4.4 affect normal construction to vile weather judges, and once stops operation, after studying with other directors, In time the item of change is notified all workmens.
In 4.5 security areas forbid that non-operating personnel enters.
When 4.6 construction contents change, inform all workmens in time.
4.7 require to report without delay according to emergency preplan, and the guild that goes forward side by side examines and takes corresponding preventive measure.
Environmental practice
1 job site uses hard floor construction, operation area, major trunk roads ground, living area 20cm thickness C20 concrete to harden.
In 2, other road and ground use 15cm thickness C20 concrete cure process.
3 job site roads keep unimpeded, smooth, clean and tidy, without fall-out.
4 job sites arrange drainage system, keep draining unimpeded, not hydrops.Mud, sewage, waste water is forbidden to outflow or stifled Plug sewer pipe.
5 job sites arrange smokery by entrance guard room, and random smoking is forbidden in operation area.
6 construction materials, component, material tool is stacked by job site general arrangement plan, connection and reasonable arrangement.
7 set up material transmitting-receiving management system, and neatly, inflammable explosive article classification is stacked, special messenger for warehouse, Tool Room placing of material It is responsible for, it is ensured that safety.
8 liftings are avoided carrying on construction work at night, in order to avoid affecting the rest of surrounding resident as far as possible.
Fire-fighting fire-proof management system is set up in 9 job sites, and establishment has fire prevention leading group, and tissue is monthly no less than twice Fire prevention safety inspection.
The waste material produced in 10 work progress is collected in time and is deposited into appointed place.
Application example
Certain government affair centre north side parking complex building of application example 1
Project profile
This project architecture structure form basement is conventional frame shear wall structure, and two-layer structure is up prefabricated assembled coagulation Soil structure form, design life is 50 years, and seismic fortification intensity is 7 degree;Overall floorage is 48972.21, mainly builds Building function is garage and dining room, meeting room and business use building;Two layers, this project underground, the highest district 16 Ceng Di district 8 floor, building It is highly 63.3m.
More than this project two-layer platform using prefabricated construction, prefabricated elements is mainly prefabricated post, prefabricated flower Pond, precast stair section, composite beam and superimposed sheet, prefabricated components total quantity is 4312, wherein precast stair 82, prefabricated post 452,186, prefabricated colored pond, composite beam amounts to 1127, and superimposed sheet amounts to 2465 pieces;Each prefabricated components all use special Suspender lifts, and prefabricated components weight is 5.02T to the maximum, and on-the-spot employing 70 meters of brachium maximums of STT553-24t tower crane can lift heavy Amount 5.65T, meets lifting requirements;Roofing layer structure uses cast-in-place structural construction.
Applicable cases
The lifting of 2F~16F superimposed sheet uses string to hang construction.Every layer of 120 pieces of laminated floor slab, save 3.3 hours engineering times, under Procedure (beam reinforced steel bar colligation) inserts construction in advance and provides the time.
Lifting is started complete to hoisting engineering on April 1st, 2016 from November 16th, 2015, safe and reliable, progress, quality Meet requirement.
Certain apartment for elderly people of application example 2
Project profile
Certain apartment for elderly people architecture structure form is fabricated assembly overall frame-shear-wall structure, and overall floorage is 21265.1 , wherein aboveground area 18605.6, underground area 2659.5,25 layers on the ground, 2 layers, underground, standard floor height 3.2 meters, building Highly 85.200 meters.This engineering went into operation from January, 2014, and being the most completed is delivered for use.
Applicable cases
This engineering four floor face and use cast-in-place with lower part and 25 layers of wall column and above section, four layers to 24 layers are Prefabricated PC assembled, PC assembled architecture area 14000, general assembly rate 80%, including prefabricated pillar, balcony fence, air-conditioning Riser, exterior wall cladding, composite beam, superimposed sheet, staristep.
Above-mentioned application example is all constructed under closed environment, is not result in that construction method is divulged a secret.
The concrete application approach of the present invention is a lot, and the above is only the preferred embodiment of the present invention, it is noted that right For those skilled in the art, under the premise without departing from the principles of the invention, it is also possible to make some improvement, These improvement also should be regarded as protection scope of the present invention.

Claims (5)

1. a fabricated construction superimposed sheet string hangs construction method, it is characterised in that comprise the following steps:
1) superimposed sheet finished product is transported to job site, the qualified end-dump car of reception test, stacking;
2) floor structure unwrapping wire, PC post lifting, beam bracing frame set up, PC beam lifting;
3) set up superimposed sheet support, above superimposed sheet support, lay the flitch perpendicular with laminated floor slab girder rib, after assembling Level gauge or Geoplane is used to check absolute altitude;
4) according to the size of floor segmentation figure, with plumb bob, control line is hung top surface of the beam, draw laminated floor slab further according to control line Sideline is installed;
5) superimposed sheet hoard strip template is installed;
6) utilizing rectangle suspender to lift superimposed sheet, hanging box top is connected to suspender by top hoist cable, and under hanging box, minister is every to limit Limit respectively hangs at least 2 drop shot ropes, suspends first piece of superimposed sheet below section rope in midair, and every limit, short limit hangs at least 2 root length hoist cables, long Second piece of superimposed sheet is suspended in midair below rope;
7) winch to superimposed sheet specify position, first put down the superimposed sheet on long hoist cable, after unloading hook, long hoist cable is put in lastblock and folds Above plywood, drop shot rope is unloaded hook, recycle long hoist cable and another block superimposed sheet is installed;
8) according to superimposed sheet, sideline crowbar is installed and finely tunes floor, adjusting pole simultaneously, make between one or a lattice mesa base absolute altitude In same level position;
9) repeat step 6), 7), 8), circulation lift remaining superimposed sheet.
Fabricated construction superimposed sheet string the most according to claim 1 hangs construction method, it is characterised in that: described in step 6) The top hoist cable single load-bearing limit is at least 2 times of suspender weight, balance weight and construction weight sum, top hoist cable and hanging box Between horizontal sextant angle >=60 °.
Fabricated construction superimposed sheet string the most according to claim 1 hangs construction method, it is characterised in that: described in step 6) The length of long rope is at least a times of short rope, and when superimposed sheet string hangs, hanging box is not less than with first piece of superimposed sheet vertical height 2.5m, between first piece and second piece of superimposed sheet, vertical height is nor less than 2.5m.
Fabricated construction superimposed sheet string the most according to claim 1 hangs construction method, it is characterised in that: will be folded in step 7) When plywood is sling, pause 3 seconds after first laminated floor slab is hung loading surface 300mm, the most at the uniform velocity lifting 2 meters, check without scraping Touch, then string hangs next block superimposed sheet, pause 3 seconds after second piece of superimposed sheet is hung loading end 300mm height, more at the uniform velocity rise Hang, stable after at the uniform velocity by two pieces of superimposed sheet handlings to appointment position.
Fabricated construction superimposed sheet string the most according to claim 1 hangs construction method, it is characterised in that: if lifting superimposed sheet Length is more than 5m, then hanging box carries out multipoint hoisting by assembly pulley to superimposed sheet.
CN201610612204.XA 2016-07-28 2016-07-28 Fabricated construction superimposed sheet string hangs construction method Pending CN106193621A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201610612204.XA CN106193621A (en) 2016-07-28 2016-07-28 Fabricated construction superimposed sheet string hangs construction method

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Application Number Priority Date Filing Date Title
CN201610612204.XA CN106193621A (en) 2016-07-28 2016-07-28 Fabricated construction superimposed sheet string hangs construction method

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Publication Number Publication Date
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107476583A (en) * 2017-08-18 2017-12-15 国网上海市电力公司 A kind of concrete assembled building builds construction method
CN109653516A (en) * 2019-01-25 2019-04-19 成都建工第二建筑工程有限公司 Concrete and hung plate construction method for hanging
CN112942854A (en) * 2021-02-02 2021-06-11 中铁八局集团有限公司 Hoisting construction method for fabricated structure

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04161664A (en) * 1990-10-26 1992-06-05 Misawa Homes Co Ltd Metal hanger for roof panel
JP2000265667A (en) * 1999-03-16 2000-09-26 Taisei Corp Suspension jig
JP3528910B2 (en) * 1998-11-30 2004-05-24 清水建設株式会社 How to lay the deck plate
CN204980822U (en) * 2015-06-30 2016-01-20 江苏华江祥瑞现代建筑发展有限公司 Whole hoist of superimposed sheet
CN205036094U (en) * 2015-09-10 2016-02-17 河北建设集团有限公司 Assembled superimposed sheet hoist device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04161664A (en) * 1990-10-26 1992-06-05 Misawa Homes Co Ltd Metal hanger for roof panel
JP3528910B2 (en) * 1998-11-30 2004-05-24 清水建設株式会社 How to lay the deck plate
JP2000265667A (en) * 1999-03-16 2000-09-26 Taisei Corp Suspension jig
CN204980822U (en) * 2015-06-30 2016-01-20 江苏华江祥瑞现代建筑发展有限公司 Whole hoist of superimposed sheet
CN205036094U (en) * 2015-09-10 2016-02-17 河北建设集团有限公司 Assembled superimposed sheet hoist device

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107476583A (en) * 2017-08-18 2017-12-15 国网上海市电力公司 A kind of concrete assembled building builds construction method
CN109653516A (en) * 2019-01-25 2019-04-19 成都建工第二建筑工程有限公司 Concrete and hung plate construction method for hanging
CN112942854A (en) * 2021-02-02 2021-06-11 中铁八局集团有限公司 Hoisting construction method for fabricated structure

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Application publication date: 20161207