CN107268854A - Industrial premises high-flatness large-area concrete construction method of ground - Google Patents
Industrial premises high-flatness large-area concrete construction method of ground Download PDFInfo
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- CN107268854A CN107268854A CN201610207749.2A CN201610207749A CN107268854A CN 107268854 A CN107268854 A CN 107268854A CN 201610207749 A CN201610207749 A CN 201610207749A CN 107268854 A CN107268854 A CN 107268854A
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- ground
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Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B5/00—Floors; Floor construction with regard to insulation; Connections specially adapted therefor
- E04B5/16—Load-carrying floor structures wholly or partly cast or similarly formed in situ
- E04B5/32—Floor structures wholly cast in situ with or without form units or reinforcements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/02—Conveying or working-up concrete or similar masses able to be heaped or cast
- E04G21/10—Devices for levelling, e.g. templates or boards
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
- Road Paving Structures (AREA)
Abstract
A kind of industrial premises high-flatness large-area concrete construction method of ground, it is characterised in that comprise the following steps：A, the suitable construction machinery of selection, b, making and use control flatness special stand, c, control settlement, d, dividing joint control.The industrial premises high-flatness large-area concrete construction method of ground of the present invention has control flatness special stand simple in construction, easy to make, mattess is without obvious crack, without differential settlement phenomenon, and dividing joint cutting is neatly and Portland Cement Concrete Surface Course monolithic floor surface surface smoothness deviation reaches the advantage in 3mm.
Description
Technical field
It is a kind of industrial premises high-flatness large-area concrete construction method of ground specifically the present invention relates to a kind of concrete construction method of ground.
Background technology
Vietnam's treasured steel can Hue main building armored concrete terrace construction area is 16560 square metres.Armored concrete terrace is classified and practice requirement：（1）200 thick cast-in-situ steel reinforced concrete terraces：200mm thickness armored concrete is with smashing with smearing, and the@200 of cracking resistance reinforcing bar 6, concrete lower section one layer of 0.2mm plastic foil of paving, overlap joint is more than：100mm;One layer of dry sand is spread on 200mm thickness sand-gravel cushions, surface, and backfill compaction in layers, compacting factor is not less than 0.94；（2）300mm thickness armored concrete is with smashing with smearing, and the@200 of double-layer double-direction 12, concrete lower section one layer of 0.2mm plastic foil of paving, overlap joint is more than：100mm；300 thick cast-in-situ steel reinforced concrete terraces.According to《Building ground engineering construction quality acceptance specification》GB50209--2010 provides that cement mortar surface monolithic floor surface plasters surface smoothness tolerance for 4mm.Portland Cement Concrete Surface Course monolithic floor surface surface smoothness tolerance is 5mm.But tank production process equipment processed is mounted directly on this engineering workshop ground, require higher for ground flat degree, it is desirable to which ground flat degree control errors are within 3mm after floor paint construction, it is clear that this is supergage requirement.
Therefore known large-area concrete construction method of ground there are problems that above-mentioned a variety of inconvenience and.
The content of the invention
The purpose of the present invention, is to propose a kind of safe and reliable industrial premises high-flatness large-area concrete construction method of ground.
To achieve the above object, technical solution of the invention is：
A kind of industrial premises high-flatness large-area concrete construction method of ground, it is characterised in that comprise the following steps：
A, select suitable construction machinery, it is ensured that construction machinery it is proper use of, comprise the following steps：
（1）Machinery needed for buying or lease construction, including sanding machine, cutting machine, and carry out construction machinery inspection, maintenance and maintain, it is ensured that construction machinery can be used normally；
（2）Sanding machine technical parameter will ensure polishing precision within 3mm, and the warehouse troweling of concrete, press polish are operated by experienced, responsible workman, and carry out examination mill, it is to avoid miss the best opportunity；
（3）Test running is carried out to vibrating spear before construction every time, the deformation of template, floating screed and darby is checked and corrected；
（4）Template is done using channel-section steel, compared with steel form, channel-section steel is unlikely to deform, and piece is few；Compared with plank sheathing, channel-section steel is reusable, installs and remove convenient；
（5）Side form fixation is set every 2 meters of spacing, it is ensured that the steadiness of side form, so as to ensure the cut quality of ground construction joint；
B, making and use control flatness special stand
（1）Using control flatness special stand before concreting, special stand is " dry " the font support being made of reinforcement welding, and its bottom is lining in reinforced mesh bottom and fixed, and middle part is welded admittedly with mesh sheet；There is the pre-buried position of shaped steel, shaped steel is directly welded in the top of special stand admittedly；Floating screed elevation control is set, it is carefully levelling to adjacent ground joint, it is to avoid corner angle occur；
（2）For there is the pre-buried ground of shaped steel, first repetition measurement its absolute altitude, axial location, flatness, fixing situation confirm that errorless rear carries out concreting；
（3）Concrete enters after mould, carries out the first levelling of concrete using 5 meters of darbys of growing up, to note checking the accuracy of floating screed absolute altitude the moment when levelling, note the protection to floating screed, it is ensured that flatness when levelling；
C, control settlement
（1）For control steel column and the differential settlement of surface location, before concreting, to setting post-cast strip and stiffener at steel kind design, influence of the steel column sedimentation to ground around is reduced；
（2）Terrace basic unit must it is solid, the basis of steel column or equipment at backfill position must compaction in layers reach design compactness requirement, chance weak soil need to change filling out；
D, dividing joint control
Terrace reinforcing bar is individual layer mesh sheet, to ensure the accurate and firm of mesh sheet installation site, before concreting on bed course and template side the good line of ink marker of bullet, reinforced mesh strictly will be laid and be set height by the line of ink marker, one side mesh sheet must not occur to protrude while the phenomenon without mesh sheet, accomplish the disconnection of the disconnection, should be continuously continuous；Concrete final set reached after some strength, concrete surface is by dividing joint position snap the line and carries out joint-cutting, slowly to be walked during cutting, with the quasi- line of ink marker, once to succeed, must not cut again back and forth, joint-cutting must be accurate, joint-cutting will be accurate to side to angle, must not surpass and cut, and must not also leak and cut；It is 6 × 6m to set terrace plate size, the ㎡ of plate area≤36；30m sets one of construction joint, and 6m sets one of expansion joint, and the depth at expansion joint is 1/3rd of concrete slab thickness, slit width of stretching 1cm, and expansion joint is filled with polyurethane gap filler.
The industrial premises high-flatness large-area concrete construction method of ground of the present invention can also be further achieved by the following technical measures.
Foregoing method, has shaped steel pre-buried wherein also including mill floor subregion, sends special messenger to carry out the artificial levelling, press polish of small range to the pre-buried position of shaped steel with plasterer's trowel.
Foregoing method, wherein also including after mattess polishing construction, water seasoning notices that watering time is controlled, concrete surface should not be rushed peeling, dusting, and plastic covering film.
Foregoing method, wherein also including mill floor subregion has the pre-buried position of shaped steel, sends special messenger to carry out the artificial levelling, press polish of small range to the pre-buried position of shaped steel with plasterer's trowel.
Foregoing method, wherein the polyurethane gap filler is Sikaflex polyurethane sealants.
Foregoing method, wherein the shaped steel is I-steel.
After adopting the above technical scheme, the industrial premises high-flatness large-area concrete construction method of ground of the present invention has advantages below：
1st, control flatness special stand is simple in construction, easy to make；
2nd, mattess is without obvious crack, without differential settlement phenomenon, and dividing joint cutting is neat；
3rd, Portland Cement Concrete Surface Course monolithic floor surface surface smoothness deviation is reached in 3mm.
Brief description of the drawings
Fig. 1 is the large-area concrete floor schematic diagram of the embodiment of the present invention；
Fig. 2 is the control flatness special stand schematic diagram of the embodiment of the present invention；
Fig. 3 is the steel kind design dividing joint way schematic diagram of the embodiment of the present invention；
Fig. 4 strengthens way schematic diagram for the steel kind design arrangement of reinforcement of the embodiment of the present invention；
Fig. 5 is the large-area concrete ground dividing joint way schematic diagram of the embodiment of the present invention.
In figure：1 steel column, 2 dividing joints, 3 φ 14mm reinforcements, 4 expansion joints, 5 armored concrete, 6 terrace built-in fittings, 7 I-steel, 8 control flatness special stands.
Embodiment
With reference to embodiments and its accompanying drawing to the present invention illustrate further.
Embodiment 1
Referring now to Fig. 1, Fig. 1 is the large-area concrete floor schematic diagram of the embodiment of the present invention.
The industrial premises high-flatness large-area concrete construction method of ground of the present invention, it is characterised in that comprise the following steps：
A, select suitable construction machinery, it is ensured that construction machinery it is proper use of, comprise the following steps：
（1）Machinery needed for buying or lease construction, including sanding machine, cutting machine, and carry out construction machinery inspection, maintenance and maintain, it is ensured that construction machinery can be used normally；
（2）Sanding machine technical parameter will ensure polishing precision within 3mm, and the warehouse troweling of concrete, press polish are operated by experienced, responsible workman, and carry out examination mill, it is to avoid miss the best opportunity；
（3）Test running is carried out to vibrating spear before construction every time, the deformation of template, floating screed and darby is checked and corrected；
（4）Template is done using channel-section steel, compared with steel form, channel-section steel is unlikely to deform, and piece is few；Compared with plank sheathing, channel-section steel is reusable, installs and remove convenient；
（5）Side form fixation is set every 2 meters of spacing, it is ensured that the steadiness of side form, so as to ensure the cut quality of ground construction joint；
B, making and use control flatness special stand
（1）Using control flatness special stand before concreting, special stand is " dry " the font support being made of reinforcement welding, and its bottom is lining in reinforced mesh bottom and fixed, and middle part is welded admittedly with mesh sheet；There is the pre-buried position of shaped steel, shaped steel is directly welded in the top of special stand admittedly.Fig. 2 is the control flatness special stand schematic diagram of the embodiment of the present invention, and the top of special stand is welded admittedly with I-steel.Floating screed elevation control is set, it is carefully levelling to adjacent ground joint, it is to avoid corner angle occur；
（2）For there is the pre-buried ground of shaped steel, first repetition measurement its absolute altitude, axial location, flatness, fixing situation confirm that errorless rear carries out concreting；
（3）Concrete enters after mould, carries out the first levelling of concrete using 5 meters of darbys of growing up, to note checking the accuracy of floating screed absolute altitude the moment when levelling, note the protection to floating screed, it is ensured that flatness when levelling；
C, control settlement
（1）For control steel column and the differential settlement of surface location, before concreting, to setting post-cast strip and stiffener at steel kind design, influence of the steel column sedimentation to ground around is reduced；Fig. 3 is the steel kind design dividing joint way schematic diagram of the embodiment of the present invention.
（2）Terrace basic unit must it is solid, the basis of steel column or equipment at backfill position must compaction in layers reach design compactness requirement, chance weak soil need to change filling out；Fig. 4 strengthens way schematic diagram for the steel kind design arrangement of reinforcement of the embodiment of the present invention.The industrial premises high-flatness large-area concrete construction method of ground of the present invention, which also includes mill floor subregion, has shaped steel pre-buried, special messenger is sent to carry out the artificial levelling, press polish of small range to the pre-buried position of shaped steel with plasterer's trowel, also include after mattess polishing construction, water seasoning, notice that watering time is controlled, concrete surface should not be rushed peeling, dusting, and plastic covering film.The industrial premises high-flatness large-area concrete construction method of ground of the present invention, which also includes mill floor subregion, the pre-buried position of shaped steel, sends special messenger to carry out the artificial levelling, press polish of small range to the pre-buried position of shaped steel with plasterer's trowel.The shaped steel is I-steel.
D, dividing joint control
Fig. 5 is the large-area concrete ground dividing joint way schematic diagram of the embodiment of the present invention.The purpose for setting dividing joint is that guiding concrete ground is ftractureed in dividing joint position.Terrace reinforcing bar is individual layer mesh sheet, to ensure the accurate and firm of mesh sheet installation site, before concreting on bed course and template side the good line of ink marker of bullet, reinforced mesh strictly will be laid and be set height by the line of ink marker, one side mesh sheet must not occur to protrude while the phenomenon without mesh sheet, accomplish the disconnection of the disconnection, should be continuously continuous；Concrete final set reached after some strength, concrete surface is by dividing joint position snap the line and carries out joint-cutting, slowly to be walked, with the quasi- line of ink marker, once to be succeeded during cutting, must not again cut back and forth, joint-cutting must be accurate, to side to angle, must not surpass and cut, must not also leak and cut.Large-area concrete ground dividing joint way：Terrace plate size is：6 × 6m, plate area is 36 ㎡；30m intervals set one of construction joint, and 6m is arranged at intervals one of expansion joint, and expansion joint depth is that (H is concrete slab thickness to H/3）, expansion joint slit width is 1cm；Filled with Sikaflex polyurethane sealants at expansion joint.
Inspection result after the industrial premises high-flatness large-area concrete ground construction of the present invention is as shown in table 1.
Each mill floor flatness spot check data in the industrial premises of table 1
Each mill floor flatness spot check data show in industrial premises：130 points are spot-check in each workshop altogether in industrial premises, wherein having 10 points more than 3mm errors, worst error is 5mm, mean error number is 2.12mm, it is 100% by acceptance specification requirement qualification rate, according to target flatness qualification rate is 92.2%, reaches high-flatness target set in advance.Through site inspection, each workshop mattess is without obvious crack, without differential settlement phenomenon, dividing joint cutting is neat, and industrial premises large-area concrete ground surface works quality condition is qualified, reaches that estimated Portland Cement Concrete Surface Course monolithic floor surface surface smoothness deviation reaches the mass effect in 3mm.
The present invention has substantive distinguishing features and significant technological progress, the industrial premises high-flatness large-area concrete construction method of ground of the present invention, control flatness special stand simple in construction, make, it is easy to use, new concrete ground construction floating screed support, and control settlement and dividing joint control make mattess without obvious crack, without differential settlement phenomenon, dividing joint cutting is neat, and Portland Cement Concrete Surface Course monolithic floor surface surface smoothness deviation is reached in 3mm.
The industrial premises high-flatness large-area concrete construction method of ground of the present invention is used in the precious steel can Hue main building armored concrete terrace project of Vietnam, and effect significantly, has obtained exploiting entity, supervisor and owner's abundant affirmation.
Above example is used for illustrative purposes only, rather than limitation of the present invention, person skilled in the relevant technique, without departing from the spirit and scope of the present invention, can also make various conversion or change.Therefore, all equivalent technical schemes should also belong to scope of the invention, should be limited by each claim.
Claims (6)
1. a kind of industrial premises high-flatness large-area concrete construction method of ground, it is characterised in that comprise the following steps：
A, select suitable construction machinery, it is ensured that construction machinery it is proper use of, comprise the following steps：
（1）Machinery needed for buying or lease construction, including sanding machine, cutting machine, and carry out construction machinery inspection, maintenance and maintain, it is ensured that construction machinery can be used normally；
（2）Sanding machine technical parameter will ensure polishing precision within 3mm, and the warehouse troweling of concrete, press polish are operated by experienced, responsible workman, and carry out examination mill, it is to avoid miss the best opportunity；
（3）Test running is carried out to vibrating spear before construction every time, the deformation of template, floating screed and darby is checked and corrected；
（4）Template is done using channel-section steel, compared with steel form, channel-section steel is unlikely to deform, and piece is few；Compared with plank sheathing, channel-section steel is reusable, installs and remove convenient；
（5）Side form fixation is set every 2 meters of spacing, it is ensured that the steadiness of side form, so as to ensure the cut quality of ground construction joint；
B, making and use control flatness special stand
（1）Using control flatness special stand before concreting, special stand is " dry " the font support being made of reinforcement welding, and its bottom is lining in reinforced mesh bottom and fixed, and middle part is welded admittedly with mesh sheet；There is the pre-buried position of shaped steel, shaped steel is directly welded in the top of special stand admittedly；Floating screed elevation control is set, it is carefully levelling to adjacent ground joint, it is to avoid corner angle occur；
（2）For there is the pre-buried ground of shaped steel, first repetition measurement its absolute altitude, axial location, flatness, fixing situation confirm that errorless rear carries out concreting；
（3）Concrete enters after mould, carries out the first levelling of concrete using 5 meters of darbys of growing up, to note checking the accuracy of floating screed absolute altitude the moment when levelling, note the protection to floating screed, it is ensured that flatness when levelling；
C, control settlement
（1）For control steel column and the differential settlement of surface location, before concreting, to setting post-cast strip and stiffener at steel kind design, influence of the steel column sedimentation to ground around is reduced；
（2）Terrace basic unit must it is solid, the basis of steel column or equipment at backfill position must compaction in layers reach design compactness requirement, chance weak soil need to change filling out；
D, dividing joint control
Terrace reinforcing bar is individual layer mesh sheet, to ensure the accurate and firm of mesh sheet installation site, before concreting on bed course and template side the good line of ink marker of bullet, reinforced mesh strictly will be laid and be set height by the line of ink marker, one side mesh sheet must not occur to protrude while the phenomenon without mesh sheet, accomplish the disconnection of the disconnection, should be continuously continuous；Concrete final set reached after some strength, concrete surface is by dividing joint position snap the line and carries out joint-cutting, slowly to be walked during cutting, with the quasi- line of ink marker, once to succeed, must not cut again back and forth, joint-cutting must be accurate, joint-cutting will be accurate to side to angle, must not surpass and cut, and must not also leak and cut；It is 6 × 6m to set terrace plate size, the ㎡ of plate area≤36；30m sets one of construction joint, and 6m sets one of expansion joint, and the depth at expansion joint is 1/3rd of concrete slab thickness, slit width of stretching 1cm, and expansion joint is filled with polyurethane gap filler.
2. industrial premises high-flatness large-area concrete construction method of ground as claimed in claim 1, it is characterised in that also have shaped steel pre-buried including mill floor subregion, sends special messenger to carry out the artificial levelling, press polish of small range to the pre-buried position of shaped steel with plasterer's trowel.
3. industrial premises high-flatness large-area concrete construction method of ground as claimed in claim 1, it is characterised in that after also including mattess polishing construction, water seasoning, notice that watering time is controlled, concrete surface should not be rushed peeling, dusting, and plastic covering film.
4. industrial premises high-flatness large-area concrete construction method of ground as claimed in claim 1, it is characterised in that also have the pre-buried position of shaped steel including mill floor subregion, sends special messenger to carry out the artificial levelling, press polish of small range to the pre-buried position of shaped steel with plasterer's trowel.
5. industrial premises high-flatness large-area concrete construction method of ground as claimed in claim 1, it is characterised in that the polyurethane gap filler is Sikaflex polyurethane sealants.
6. industrial premises high-flatness large-area concrete construction method of ground as claimed in claim 1, it is characterised in that the shaped steel is I-steel.
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| CN201610207749.2A CN107268854B (en) | 2016-04-06 | 2016-04-06 | Industrial premises high-flatness large-area concrete construction method of ground |
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| CN201610207749.2A CN107268854B (en) | 2016-04-06 | 2016-04-06 | Industrial premises high-flatness large-area concrete construction method of ground |
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| CN107268854A true CN107268854A (en) | 2017-10-20 |
| CN107268854B CN107268854B (en) | 2019-03-15 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042412A (en) * | 2019-11-28 | 2020-04-21 | 江苏永联精筑建设集团有限公司 | Novel large-area terrace concrete pouring process |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002012630A1 (en) * | 2000-08-04 | 2002-02-14 | Building Innovations Pty Ltd | Method and system for constructing large continuous concrete slabs |
| CN101492965A (en) * | 2008-05-16 | 2009-07-29 | 中冶天工上海十三冶建设有限公司 | Large area cast-in-situ concrete plate flatness control method |
| CN202850469U (en) * | 2012-10-25 | 2013-04-03 | 中建六局第三建筑工程有限公司 | One-step formed wear-resisting floor construction level control component |
| CN103161298A (en) * | 2011-12-14 | 2013-06-19 | 五冶集团上海有限公司 | Production method of large area concrete terrace |
| CN104120884A (en) * | 2013-04-28 | 2014-10-29 | 杨哲 | Construction method for concrete floor in factory building |
-
2016
- 2016-04-06 CN CN201610207749.2A patent/CN107268854B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002012630A1 (en) * | 2000-08-04 | 2002-02-14 | Building Innovations Pty Ltd | Method and system for constructing large continuous concrete slabs |
| CN101492965A (en) * | 2008-05-16 | 2009-07-29 | 中冶天工上海十三冶建设有限公司 | Large area cast-in-situ concrete plate flatness control method |
| CN101492965B (en) * | 2008-05-16 | 2011-11-09 | 中冶天工上海十三冶建设有限公司 | Large area cast-in-situ concrete plate flatness control method |
| CN103161298A (en) * | 2011-12-14 | 2013-06-19 | 五冶集团上海有限公司 | Production method of large area concrete terrace |
| CN202850469U (en) * | 2012-10-25 | 2013-04-03 | 中建六局第三建筑工程有限公司 | One-step formed wear-resisting floor construction level control component |
| CN104120884A (en) * | 2013-04-28 | 2014-10-29 | 杨哲 | Construction method for concrete floor in factory building |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111042412A (en) * | 2019-11-28 | 2020-04-21 | 江苏永联精筑建设集团有限公司 | Novel large-area terrace concrete pouring process |
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