CN103437558B - A kind of construction method preventing resonance damage - Google Patents
A kind of construction method preventing resonance damage Download PDFInfo
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- CN103437558B CN103437558B CN201310376455.9A CN201310376455A CN103437558B CN 103437558 B CN103437558 B CN 103437558B CN 201310376455 A CN201310376455 A CN 201310376455A CN 103437558 B CN103437558 B CN 103437558B
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- floor
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- 238000010276 construction Methods 0.000 title claims abstract description 32
- 230000006378 damage Effects 0.000 title abstract description 10
- 239000002184 metal Substances 0.000 claims description 3
- 238000005728 strengthening Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000011065 in-situ storage Methods 0.000 abstract description 4
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- 241001669679 Eleotris Species 0.000 description 2
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- 239000002131 composite material Substances 0.000 description 2
- 238000005336 cracking Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000009408 flooring Methods 0.000 description 2
- 239000003365 glass fiber Substances 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 238000005498 polishing Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- NBVXSUQYWXRMNV-UHFFFAOYSA-N fluoromethane Chemical compound FC NBVXSUQYWXRMNV-UHFFFAOYSA-N 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
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- 230000037452 priming Effects 0.000 description 1
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Abstract
The present invention relates to a kind of construction method preventing resonance damage, external scaffolding is built on the outer ground of floor, internal vertical support, beam forms support and form bracing is built between floor, above-mentioned external scaffolding, vertical support, beam forms support and form bracing forms Integral net shaped bracing frame jointly, arch reticular supporting structure is built between the upper and lower floor plate of Integral net shaped bracing frame, this arch reticular supporting structure is supported by multiple skewed horizontal load frame that can regulate, and the two ends of multiple skewed horizontal load frame are arranged on the column at adjacent or diagonal angle respectively.The netted support system of overall arch of the present invention constructs, dismounting is simple, uniform force, be adapted at cast-in-situ concrete beam, plate, post prop up in die process and apply, by the construction quality obviously promoted, enhance productivity, have good effect in practical and economically.
Description
Technical field
The invention belongs to construction techniques field, especially a kind of construction method preventing resonance damage.
Background technology
At present, during electricity grid substation based on cast-in-place concrete construction and ancillary facility construction, National urban building are built, under existing construction technology, after Lou Liang, floor complete structure construction, there is the phenomenon of the microcrack of not intervisibility, infiltration in the beam of discovery cast-in-situ concrete, flooring, floor can occur damaging crack because of resonance sometimes.
The appearance analyzing these problems after deliberation is mainly subject to resonant enhance, in the construction of current floor, the method supporting slab form is lower floor, multi-layer scaffold supports floor slab construction method, the anti-resonance vibration performance indications of floor and construction carry out designing according to the load-bearing conditions after having built, but, in work progress, the personnel of working face walk about, placing of material, crane hangs thing pounds pressure floor, uneven cast, the situation vertical motion processes such as template deformation can cause the passive floor of lower floor to produce resonance effects, to the floor of this lower floor, there is certain destruction, resonance damage can be produced to floor, the resonance damage in work progress effectively cannot be resisted in current construction technology.
Through retrieval, find following Patents document.
A kind of construction method (CN101985847B) preventing insulating layer of external wall from ftractureing, working procedure is: check basal plane and process, afterwards bonding and thermal insulation plate; Basal plane is criticized and scrapes lightweight protective slurry; Setting-out on batch lightweight protective slurry scraped, by surperficial zoning; Lay alkali resistant glass fibre open weave cloth, alkali resistant glass fibre open weave cloth is criticized and scrapes the high-elastic anti-cracking waterproof putty of lightweight; Criticize and scrape polishing cover putty layer, batch polishing cover putty layer of scraping is polished and maintenance; Spray paint and flexible fluorine carbon finishing paint three layers of coating in flexible fluorine carbon priming paint, flexible fluorine carbon successively; Lattice divides, with each lattice for unit is painted; Repair, clear up.The invention also discloses a kind of elastic composite Anti-crack F-carbon coating, be made up of insulation layer, elastic composite crack-resistant layer and elastic fluorocarbon paint finish coat.Solve the problem that existing insulating layer of external wall occurs cracking, hollowing, peels off.
Through contrast, there is relatively big difference in the technical scheme of above patent and present patent application.
Summary of the invention
The object of the invention is to overcome the deficiencies in the prior art part, provide a kind of and prevent the construction method damaged that resonates, avoid resonance to produce damaging slight crack, improve building operations efficiency, support system dismounting is simple, uniform force.
The present invention solves its technical problem and takes following technical scheme to realize:
A kind of construction method preventing resonance damage, external scaffolding is built on the outer ground of floor, between floor, build internal vertical support, beam forms supports and form bracing, above-mentioned external scaffolding, vertical support, beam forms supports and form bracing forms Integral net shaped bracing frame jointly, it is characterized in that: upper at Integral net shaped bracing frame, arch reticular supporting structure is built between lower floor's floor, this arch reticular supporting structure is supported by multiple skewed horizontal load frame that can regulate, the two ends of multiple skewed horizontal load frame are arranged on the column at adjacent or diagonal angle respectively.
And, described Integral net shaped bracing frame comprises upper strata floor, lower floor's floor, column, crossbeam, beam forms support, form bracing, external scaffolding, multiple column is arranged at intervals with between upper strata floor and lower floor's floor, floor lower end, upper strata level between column is fixed with the crossbeam for strengthening floor intensity, crossbeam lower end is provided with many beam forms uniformly at intervals and supports, and the lower end of upper strata floor is provided with many form bracings uniformly at intervals; Described many beam forms support is all provided with internal vertical with form bracing lower end and supports, and internal vertical support and connection are erected at the external scaffolding of building external.
And, described skewed horizontal load frame comprises plane adjustable truss, template clamp and arch support pipe, be provided with plane adjustable truss between adjacent upright posts, these plane adjustable truss two ends are all fixed with one and are shaped with the template clamp of metal half-rings structure and are fixed on column by this template clamp; The template clamp at plane adjustable truss two ends is provided with an arch support pipe, arch support pipe is arranged on above plane adjustable truss.
Advantage of the present invention and good effect are:
1, the object of the invention is under existing construction technology, execution conditions, consider that natural frequency is under the prerequisite of the harm probability increase of building, set up the netted support system of overall arch that a shape is suspended from floor, top surface of the beam, completely avoid construction cast-in-situ concrete beam, cause beam to lower floor in the whole operation of plate, the resonance infringement of floor, avoid the damaging crack because resonance produces.
2, present invention enhances the cross binding power to column template, effectively prevent the generation of column ' bulge ' phenomenon, because flooring end face, top surface of the beam directly do not support obstruction, on the basis considering natural frequency, safe construction, the work of other operations can be carried out in this scope of operation, improve construction efficiency.
3, striking time of the present invention precisely can be grasped by Design of Construction Organization, eliminates Multi-layer supporting, makes support component, template have enough to meet the need utilization rate and accelerates; Described arch reticular supporting structure is suspended from the construction space formed between upper strata floor, lower floor's floor, column and crossbeam, and arch reticular supporting structure and external scaffolding, internal vertical support, beam forms supports and form bracing connects to form Integral net shaped braced structures.
4, construction method of the present invention structure rationally, dismounting is simple, uniform force, is adapted at cast-in-situ concrete beam, plate, post prop up in die process and apply, will obviously promote construction quality, enhance productivity, have good effect in practical and economically.
Accompanying drawing explanation
Fig. 1 is braced system constructing structure schematic diagram of the present invention;
Fig. 2 is floor of the present invention, back supports and combines braced structures schematic diagram with outer eaves external scaffolding.
Detailed description of the invention
Below in conjunction with accompanying drawing, also by specific embodiment, the invention will be further described, and following examples are descriptive, are not determinate, can not limit protection scope of the present invention with this.
A kind of construction method preventing resonance damage, outside building, external scaffolding is built on ground, internal vertical support, beam forms support and form bracing is built between floor, above-mentioned external scaffolding, vertical support, beam forms support and form bracing forms Integral net shaped bracing frame jointly, and innovative point of the present invention is:
Arch reticular supporting structure is built between the upper and lower floor plate of Integral net shaped bracing frame, this arch reticular supporting structure is supported by multiple skewed horizontal load frame that can regulate, and multiple skewed horizontal load frame is arranged between adjacent column or between the column at diagonal angle respectively successively.
Carry out reasonable arrangement according to place, job site situation, by skewed horizontal load frame in a ground assembling part, the scope of operation can be lifted into and be arranged on corresponding column or sleeper, also can assemble in the scope of operation completely; In order to strengthen structural rigidity, be convenient to lifting, dismounting, can be independent making, reuse, also can on the stressed permission basis of calculating, arch reticular supporting structure is formed completely with scaffold lapping, this arch support pipe can be special according to force-bearing situation, also can meet direct use shelf pipe under force-bearing situation.
The braced structures embodiment schematic diagram that above-mentioned construction method adopts, as shown in accompanying drawing 1 to 2, comprise upper strata floor 5, lower floor's floor 8, column 9, crossbeam 2, beam forms support 3, form bracing 6, external scaffolding 1, one deck building structure in construction as shown in drawings is example, multiple column is arranged at intervals with between upper strata floor and lower floor's floor, floor lower end, upper strata level between column is fixed with the crossbeam for strengthening floor intensity, crossbeam lower end is provided with many beam forms uniformly at intervals and supports, and the lower end of upper strata floor is provided with many form bracings uniformly at intervals; Described many beam forms support is all provided with internal vertical with form bracing lower end and supports 4, and internal vertical support and connection are erected at the external scaffolding 1 of building external, external scaffolding, internal vertical support, beam forms supports and form bracing connects into overall mesh-supported system; Be provided with multiple adjustable skewed horizontal load frame 7 between described column, the plurality of skewed horizontal load frame forms arch reticular supporting structure.
For parallel four pillar constructions, practical structures central post may be sleeper, arch reticular supporting structure comprises the multiple skewed horizontal load framves be arranged between adjacent upright posts, skewed horizontal load frame comprises plane adjustable truss 11, template clamp 14 and arch support pipe 10, the plane adjustable truss that length can regulate is installed between adjacent upright posts, these plane adjustable truss two ends are all fixed with one and are shaped with the template clamp of metal half-rings structure and are fixed on the side of column by this template clamp, strengthen the cross binding power to column template, effectively prevent the generation of column ' bulge ', the template clamp at plane adjustable truss two ends is provided with an arch support pipe, arch support pipe is arranged on above plane adjustable truss, skewed horizontal load frame is installed between the column at diagonal angle, ensures support force.
This overall arch reticular supporting structure makes Form beam, plate supports the feature with unsettled property, except internal vertical supports and upper strata floor, lower floor's floor has contact, can not by vertical force under the effect of arch support structures, the parts of other braced structuress all not with the crossbeam of level, upper strata floor, lower floor's floor contacts, eliminate at beam, because shuttering supporting conduction Construction Vibration problem in plate cast-in-place concrete operation side, and can at crossbeam, floorslab concrete formwork, build in link the direct conduction avoiding vertical motion, thus to avoid in conduction construction works the natural frequency of floor to crossbeam, upper strata floor, the infringement of lower floor's floor, avoid the damaging crack because resonance produces.
Claims (1)
1. one kind prevents the construction method damaged that resonates, external scaffolding is built on the outer ground of floor, between floor, build internal vertical support, beam forms supports and form bracing, above-mentioned external scaffolding, internal vertical supports, beam forms supports and form bracing forms Integral net shaped bracing frame jointly, it is characterized in that: upper at Integral net shaped bracing frame, arch reticular supporting structure is built between lower floor's floor, this arch reticular supporting structure is supported by multiple skewed horizontal load frame that can regulate, the two ends of multiple skewed horizontal load frame are arranged on the column at adjacent or diagonal angle respectively,
Described Integral net shaped bracing frame comprises upper strata floor, lower floor's floor, column, crossbeam, beam forms support, form bracing, external scaffolding, multiple column is arranged at intervals with between upper strata floor and lower floor's floor, floor lower end, upper strata level between column is fixed with the crossbeam for strengthening floor intensity, crossbeam lower end is provided with many beam forms uniformly at intervals and supports, and the lower end of upper strata floor is provided with many form bracings uniformly at intervals; Described many beam forms support is all provided with internal vertical with form bracing lower end and supports, and internal vertical support and connection are erected at the external scaffolding of building external;
Described skewed horizontal load frame comprises plane adjustable truss, template clamp and arch support pipe, be provided with plane adjustable truss between adjacent upright posts, these plane adjustable truss two ends are all fixed with one and are shaped with the template clamp of metal half-rings structure and are fixed on column by this template clamp; The template clamp at plane adjustable truss two ends is provided with an arch support pipe, arch support pipe is arranged on above plane adjustable truss.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310376455.9A CN103437558B (en) | 2013-08-26 | 2013-08-26 | A kind of construction method preventing resonance damage |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310376455.9A CN103437558B (en) | 2013-08-26 | 2013-08-26 | A kind of construction method preventing resonance damage |
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| CN103437558A CN103437558A (en) | 2013-12-11 |
| CN103437558B true CN103437558B (en) | 2015-09-30 |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87106812A (en) * | 1987-10-14 | 1988-06-01 | 阎石钤 | Hollow cylinder arch roof and the anti-thrust structure of high pivot point thereof |
| CN88201993U (en) * | 1988-03-17 | 1988-12-21 | 重庆第三建筑工程公司 | Steel tube form |
| JP2004232250A (en) * | 2003-01-29 | 2004-08-19 | Shiyousuke Maruyama | Air roof apparatus |
| WO2007040412A3 (en) * | 2005-10-05 | 2007-11-08 | Craig Wallace Lonsdale | Suspended concrete floor |
| CN201202272Y (en) * | 2008-06-06 | 2009-03-04 | 中冶天工建设有限公司 | Rapid replacement formwork for tall building construction |
| CN102444203A (en) * | 2011-09-15 | 2012-05-09 | 浙江城建建设集团有限公司 | High-altitude long-span overhanging corridor type reinforced concrete structure and construction method |
| CN102535845A (en) * | 2012-02-14 | 2012-07-04 | 浙江省建工集团有限责任公司 | Construction method of bearing frame of corridor structure |
-
2013
- 2013-08-26 CN CN201310376455.9A patent/CN103437558B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87106812A (en) * | 1987-10-14 | 1988-06-01 | 阎石钤 | Hollow cylinder arch roof and the anti-thrust structure of high pivot point thereof |
| CN88201993U (en) * | 1988-03-17 | 1988-12-21 | 重庆第三建筑工程公司 | Steel tube form |
| JP2004232250A (en) * | 2003-01-29 | 2004-08-19 | Shiyousuke Maruyama | Air roof apparatus |
| WO2007040412A3 (en) * | 2005-10-05 | 2007-11-08 | Craig Wallace Lonsdale | Suspended concrete floor |
| CN201202272Y (en) * | 2008-06-06 | 2009-03-04 | 中冶天工建设有限公司 | Rapid replacement formwork for tall building construction |
| CN102444203A (en) * | 2011-09-15 | 2012-05-09 | 浙江城建建设集团有限公司 | High-altitude long-span overhanging corridor type reinforced concrete structure and construction method |
| CN102535845A (en) * | 2012-02-14 | 2012-07-04 | 浙江省建工集团有限责任公司 | Construction method of bearing frame of corridor structure |
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| CN103437558A (en) | 2013-12-11 |
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