CN103061489B - Floor board structure manufacturing method - Google Patents
Floor board structure manufacturing method Download PDFInfo
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- CN103061489B CN103061489B CN201310021127.7A CN201310021127A CN103061489B CN 103061489 B CN103061489 B CN 103061489B CN 201310021127 A CN201310021127 A CN 201310021127A CN 103061489 B CN103061489 B CN 103061489B
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- Prior art keywords
- calcium sulfate
- gypsum
- surface layer
- floor
- leveling
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- 238000004519 manufacturing process Methods 0.000 title abstract description 6
- OSGAYBCDTDRGGQ-UHFFFAOYSA-L calcium sulfate Chemical compound [Ca+2].[O-]S([O-])(=O)=O OSGAYBCDTDRGGQ-UHFFFAOYSA-L 0.000 claims abstract description 117
- 229910052602 gypsum Inorganic materials 0.000 claims abstract description 71
- 239000010440 gypsum Substances 0.000 claims abstract description 71
- 239000002344 surface layer Substances 0.000 claims abstract description 30
- 239000000463 material Substances 0.000 claims description 20
- 229910052751 metal Inorganic materials 0.000 claims description 19
- 239000002184 metal Substances 0.000 claims description 19
- 238000009408 flooring Methods 0.000 claims description 18
- 239000010410 layer Substances 0.000 claims description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 16
- 239000000843 powder Substances 0.000 claims description 13
- 238000002360 preparation method Methods 0.000 claims description 12
- 239000003340 retarding agent Substances 0.000 claims description 11
- 230000032683 aging Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 229910052925 anhydrite Inorganic materials 0.000 claims description 9
- 238000003756 stirring Methods 0.000 claims description 9
- 239000004575 stone Substances 0.000 claims description 9
- 239000003292 glue Substances 0.000 claims description 8
- 238000002156 mixing Methods 0.000 claims description 8
- 238000001354 calcination Methods 0.000 claims description 7
- 239000004567 concrete Substances 0.000 claims description 7
- 238000001035 drying Methods 0.000 claims description 7
- 239000011505 plaster Substances 0.000 claims description 7
- 238000003892 spreading Methods 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 230000003068 static effect Effects 0.000 claims description 5
- 239000003795 chemical substances by application Substances 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000013530 defoamer Substances 0.000 claims description 4
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- 150000004683 dihydrates Chemical class 0.000 claims description 3
- 239000008397 galvanized steel Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 238000004134 energy conservation Methods 0.000 abstract description 4
- 238000009826 distribution Methods 0.000 abstract description 2
- 238000004321 preservation Methods 0.000 abstract 1
- 235000011132 calcium sulphate Nutrition 0.000 description 36
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 description 9
- 230000000694 effects Effects 0.000 description 8
- 229910000831 Steel Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000007493 shaping process Methods 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 239000002023 wood Substances 0.000 description 3
- 241000272165 Charadriidae Species 0.000 description 2
- 241000209094 Oryza Species 0.000 description 2
- 235000007164 Oryza sativa Nutrition 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 235000013339 cereals Nutrition 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000011049 filling Methods 0.000 description 2
- 239000004570 mortar (masonry) Substances 0.000 description 2
- 239000002994 raw material Substances 0.000 description 2
- 235000009566 rice Nutrition 0.000 description 2
- 238000010792 warming Methods 0.000 description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- 229920002522 Wood fibre Polymers 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000003796 beauty Effects 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000001175 calcium sulphate Substances 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000003837 high-temperature calcination Methods 0.000 description 1
- 239000002440 industrial waste Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 230000008542 thermal sensitivity Effects 0.000 description 1
- 239000002025 wood fiber Substances 0.000 description 1
Abstract
The invention discloses a floor board structure manufacturing method. The floor board structure manufacturing method is characterized by including the steps of manufacturing calcium sulfate floor boards by industrial gypsum, arranging a self-leveling calcium sulfate gypsum surface layer on the ground to be paved by the floor boards, and paving the calcium sulfate floor boards on the self-leveling calcium sulfate gypsum surface layer. The floor board structure manufacturing method has the advantages of convenience in constructing and mounting, low cost, environmental-friendliness, safety, heat preservation, energy conservation, and benefit in distribution of electric wires and network cables, and the like.
Description
Technical field
The present invention relates to a kind of building decorative plates, especially a kind of flooring structure preparation method.
Background technology
Modern Family or office etc., all can at ground laying floors when fitting up.Present floor has: 1. wooden floor; 2. composite floor board; 3. all-steel raised floor.The general character on these floors is appearance looks elegant, has the wood grain of various beauty, gorgeous color; But in use practice, but found a lot of problem.First the outward appearance wood grain being A. wooden floor is more stiff, and color is more single, and price is higher, dry wet shrinks large, does not non-watertightly prevent fires; B. composite floor board is also named formaldehyde floor (malicious floor), and the thermal sensitivity glue that formaldehyde and urea are made and wood fiber are suppressed and formed, and the free formaldehyde in its plate needs just can release in a lot of year; Mounting process precision is high, dry wet shrinks large, and non-watertightly do not prevent fires, price is high; C. to be crust be pressed into floor type frame with 0.6 thick sheetmetal to all-steel raised floor, whipping in frame and mixing earth into mortar is central layer, sheetmetal due to appearance is very thin very soft, the mortar of central layer and epidermis cannot be combined closely in addition, just can produce the empty sound rung in the near future using, all-steel raised floor has been eliminated use abroad.
Along with technical development, also there is a kind of calcium sulfate antistatic floor at present, calcium sulfate pressed sheet is adopted to make, metallic support built on stilts installation is adopted when it is laid, there is environmental protection, price inexpensively can prevent the advantage of electrostatic simultaneously, is particularly suitable for installing in the places higher to antistatic requirement such as machine rooms.But because needs adopt, metallic support is built on stilts to be installed, therefore it is higher still to there is cost, installs loaded down with trivial details defect, and pedestal easily causes loosening after a long time use simultaneously, and floor has the phenomenon of rocking, and also can send the sound of metal, and application life is not long.
In addition, existing floor when mounted, is generally that on bottom of the building plate, first lay the soft froth bed of one deck levelling, but concrete floor flatness error is too large, be difficult to reach smooth, and cost is higher.
Summary of the invention
For above-mentioned deficiency, technical problem to be solved by this invention is, provide a kind of with low cost, easy for installation, anti-static effect is good, warming energy-conservation, is beneficial to the flooring structure preparation method of wiring.
In order to solve the problems of the technologies described above, in the present invention, have employed following technical scheme.
A kind of flooring structure preparation method, is characterized in that, first adopts industrial gypsum to make calcium sulfate floor, is then treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, and by calcium sulfate floor covering layers on calcium sulfate Self-leveling gypsum surface layer.
Specifically, this method specifically comprises the following steps:
A, obtain gypsum plank in accordance with the following methods, 1) adopted by industrial gypsum drying and calcining equipment to carry out drying and calcining, export semi-hydrated gypsum; 2) semi-hydrated gypsum exported carries out sub-sieve, is finely ground to 120-300 orders, obtains semi-hydrated gypsum powder; 3) semi-hydrated gypsum powder is cooled to room temperature about 25 DEG C, then carries out static ageing at feed bin, the time is two hours; 4) add string, retarding agent and water in the semi-hydrated gypsum powder completed in ageing and carry out stir mixing to de-airing mixer; Wherein said string adopts diameter 0.003mm-0.05mm, and length is the string of 2-5mm, adds by 1-5% weight ratio; Retarding agent adds according to 0.13% weight ratio, and water adds according to 15-25% weight ratio; 5) two roll cast spreading machine is adopted by the compound be stirred to carry out stone, formed bottom surface layer and surface course thinner, thicker material bed in intermediate layer, material bed height is 3-5 times after compacting, then adopt press that the material slab completed is suppressed into closely knit sheet material, sheet metal thickness is 12--30mm; 6) plate cutting after to be pressed is the rectangular slab of 600mm × 600mm × 25-30mm or 800mm × 120mm × 12mm specification, then continues aquation 4-6 hour;
B, bottom above-mentioned rectangular slab, Environment-friendlyglue glue is adopted to bond layer of metal plate, described metal sheet adopts its thickness of galvanized steel plain sheet to be 0.8mm, then below metal sheet, corner adopts Environment-friendlyglue glue to bond a contour supporting pad, supporting pad adopts the sheet material preparation method preparation in a step, four supporting pad shapes are consistent and occupy rectangular slab 1/3rd ratio, make calcium sulfate floor;
C, treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, time prepared by calcium sulfate Self-leveling gypsum surface layer, first adopt the alpha-semi water plaster stone of mass parts 40-50 part, mix with the II type anhydrite of mass parts 50-60 part, described II type anhydrite is sintered into graininess by dihydrate gypsum through 550 DEG C ~ 750 DEG C and obtains, then the retarding agent of mass parts 0.1-3 part is added, the exciting agent of mass parts 0.1-3 part, the fine aggregate of mass parts 0.1-3 part and the defoamer of mass parts 0.1-3 part, add the water mixing and stirring of mass parts 50-60 part again, being routed to after forming liquid treats above flooring, calcium sulfate Self-leveling gypsum surface layer is obtained after hardening 4-6 hour until its Self-leveling,
D, with calcium sulfate Self-leveling gypsum surface layer upper surface for basal plane, directly calcium sulfate floor obtained for b step is layered on concrete floor.
In this method the action principle of each step and action effect as follows.
In a step, adopting industrial gypsum as raw material, can be that raw material utilizes by industrial waste product conversion, reaches to turn and gives up as the effect of treasured.Industrial gypsum is first calcined as semi-hydrated gypsum, then fine grinding is powder, more closely knit when making follow-up stirring pressing and moulding, after semi-hydrated gypsum adds water, more repressed one-tenth finished product; Higher hardness can be obtained after aquation completes, intensity and the hardness of satisfied national floor standard-required can be obtained.Semi-hydrated gypsum powder, after high-temperature calcination, through being cooled to normal temperature about 25 DEG C to pin moisture, then carry out static ageing at feed bin, the time is two hours, make moisture distribution evenly, be beneficial to the reaction of subsequent oxidation calcium.Add a small amount of diameter 0.003mm-0.05mm, length is the string of 2-5mm, can improve the rupture strength of shaping rear sheet material.Add a small amount of retarding agent to regulate the production reaction time, strengthen controllability.Employing vacuum machine stirs, and can improve stirring and mixing effect.Adopt two roll cast spreading machine to carry out stone, the more smooth exquisiteness of plate surface can be made.Repressed shaping and cutting after, the complete obtained rectangular slab of aquation can reach table density be greater than 1.65g/cm
3; Planeness is less than 0.05mm/ rice
2, surface is moist, and bare board concentrates rupture strength to reach more than 350kg; National floor standard-required can be met well.
In b step, bonding layer of metal plate, can improve floor strength further, make its rupture strength bring up to 1000 more than kg, metal sheet can play the effect of conduct static simultaneously, prevents the accumulation of electrostatic, improves floor anti-static effect.Four supporting pads are adopted to be maked somebody a mere figurehead corner, floor, when making it mat formation, without the need to installing metallic support, can directly mat formation, easier for installation, side by side can conveniently at its lower space laying wire after grillage sky, without the need to other grooving paving line, make wiring more convenient.
In step c, adopt the alpha-semi water plaster stone of mass parts 40-50 part, mix with the II type anhydrite of mass parts 50-60 part, wherein semi-hydrated gypsum is as main coagulation, II type anhydrite no longer absorbs water as main rigid thing, and both are gypsum can realize seamless blended better, and the ratio taked can make it both possess good flow model, have again larger rigid thing, the calcium sulfate Self-leveling gypsum surface layer making it finally obtain possesses good hardness.Add a small amount of retarding agent, gypsum time of setting can be regulated and controled neatly according to construction volume, improve controllability, add a small amount of exciting agent, semi-hydrated gypsum can be made can be excited better condensation.Add a small amount of fine aggregate, the gap between II type anhydrite gypsum can be filled well as filler, make it more firm.Add a small amount of defoamer, can eliminative reaction generate oxygen bubbles, eliminate bubble to improve condensed layer hardness.
In the present invention, calcium sulfate Self-leveling gypsum surface layer is adopted to carry out levelling to floor, calcium sulfate Self-leveling gypsum surface layer is when constructing, aquation after its Self-leveling is completed complete after only calcium sulphate powders need being added auxiliary material mediation, convenient and swift and with low cost, simultaneously calcium sulfate Self-leveling gypsum surface layer possesses good heat insulation, fire prevention, the function of antistatic.Adopt the ground of Self-leveling gypsum construction, size is accurate, and levelness is high, not hollowing, do not ftracture; Easy and convenient during operation, efficiency is high; Be used as floor heating layer, energy-conservation amplitude is about 20-40%, as cement sand bed, can not produce cracking, playing the phenomenons such as drum because expanding with heat and contract with cold.
Four supporting pads of ascending a height are set in corner, calcium sulfate plate bottom surface, the calcium sulfate floor formed like this, when mounted, without the need to setting up metallic support, formed by four supporting pads and support, the effect preventing electrostatic can be produced well, be beneficial to simultaneously and connect up in floor bottoms cavity.Supporting pad is formed on calcium sulfate plate, therefore more firmly with durable after installing, can not produce and rock and sound.Described calcium sulfate plate soffit is also provided with layer of metal plate, and described supporting pad is positioned at below metal sheet.Floor hardness can be improved better like this, improve support performance.Described supporting pad is that calcium sulfate sheet material is made and adopts Environment-friendlyglue glue to be bonded in below metal sheet.Supporting pad can be made so easy to make, with low cost, adopt Environment-friendlyglue glue bonding simultaneously, can avoid producing and pollute.
In sum, the present invention possesses construction install convenience, with low cost, Environmental Safety, the advantage such as warming energy-conservation, wiring of being conducive to electric wire netting twine.
Accompanying drawing explanation
Fig. 1 is the flooring structure obtained according to this method.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
A kind of flooring structure preparation method, first adopts industrial gypsum to make calcium sulfate floor, is then treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, and by calcium sulfate floor covering layers on calcium sulfate Self-leveling gypsum surface layer.
During concrete enforcement, this method specifically comprises the following steps:
A, obtain gypsum plank in accordance with the following methods, 1) adopted by industrial gypsum drying and calcining equipment to carry out drying and calcining, export semi-hydrated gypsum; 2) semi-hydrated gypsum exported carries out sub-sieve, is finely ground to 120-300 orders, obtains semi-hydrated gypsum powder; 3) semi-hydrated gypsum powder is cooled to room temperature about 25 DEG C, to lock moisture, then carries out static ageing at feed bin, the time is two hours; 4) add string, retarding agent and water in the semi-hydrated gypsum powder completed in ageing and carry out stir mixing to de-airing mixer; Wherein said string adopts diameter 0.003mm-0.05mm, and length is the string of 2-5mm, adds by 1-5% weight ratio; Retarding agent adds according to 0.13% weight ratio, and water adds according to 15-25% weight ratio; 5) two roll cast spreading machine is adopted by the compound be stirred to carry out stone, formed bottom surface layer and surface course thinner, thicker material bed in intermediate layer, material bed height is 3-5 times after compacting, then adopt press that the material slab completed is suppressed into closely knit sheet material, sheet metal thickness is 12--30mm; 6) plate cutting after to be pressed is the rectangular slab of 600mm × 600mm × 25-30mm or 800mm × 120mm × 12mm specification, then continues aquation 4-6 hour; Obtained rectangular slab table density is greater than 1.65g/cm
3; Planeness is less than 0.05mm/ rice
2, surface is moist, and bare board concentrates rupture strength to reach more than 350kg;
B, bottom above-mentioned rectangular slab, Environment-friendlyglue glue is adopted to bond layer of metal plate, described metal sheet adopts its thickness of galvanized steel plain sheet to be 0.8mm, then below metal sheet, corner adopts Environment-friendlyglue glue to bond a contour supporting pad, supporting pad adopts the sheet material preparation method preparation in a step, four supporting pad shapes are consistent and occupy rectangular slab 1/3rd ratio, make calcium sulfate floor;
C, treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, time prepared by calcium sulfate Self-leveling gypsum surface layer, first adopt the alpha-semi water plaster stone of mass parts 40-50 part, mix with the II type anhydrite of mass parts 50-60 part, described II type anhydrite is sintered into graininess by dihydrate gypsum through 550 DEG C ~ 750 DEG C and obtains; Then the retarding agent of mass parts 0.1-3 part is added, the exciting agent of mass parts 0.1-3 part, the fine aggregate of mass parts 0.1-3 part and the defoamer of mass parts 0.1-3 part, add the water mixing and stirring of mass parts 50-60 part again, to be formed to be routed to after liquid treat above flooring, obtains calcium sulfate Self-leveling gypsum surface layer until its Self-leveling after hardening 4-6 hour;
D, with calcium sulfate Self-leveling gypsum surface layer upper surface for basal plane, directly calcium sulfate floor obtained for b step is layered on concrete floor.
During concrete enforcement, a step obtains in the process of gypsum plank, following equipment can be adopted to realize automatic assembly line formula and produce.Wherein 1) equipment of industrial gypsum is calcined in small step, applicant can be adopted once to apply for a kind of drying and calcining machine being specially adapted to desulfurated plaster of patent in the past, the patent No. is 201110408621.X, the semi-hydrated gypsum that this equipment discharging opening is discharged carries out sub-sieve through Cemented filling to built-in drum screen equipment, completes 2) small step; Then through tube-cooled machine, the mode inputting cold water with charging line outward carries out cold and hot exchange, makes the powder of conveying be cooled to room temperature about 25 DEG C, 3) material is delivered to aging bunker and is carried out ageing by coolconveyer in small step; 4) in Cemented filling to de-airing mixer, add other batchings at ageing bin outlet and carry out Mix and dosing; 5) two roll cast spreading machines of patent carry out stone to adopt applicant once to apply in small step, described pair of roll cast spreading machine comprises a horizontally disposed conveyer belt, relative first the shedding roller and second and shed roller of level is horizontally arranged with along throughput direction above conveyer belt, first sheds roller can rotate along throughput direction under driven by motor, second sheds roller can rotate at driven by motor subinverse throughput direction, described first sheds correspondence above roller is provided with first time funnel, and described second sheds correspondence above roller is provided with second time funnel.6), in small step, applicant can be adopted once to apply for a kind of plaster board high-pressure forming machine of patent, to 5) spreading directly carries out compacting to the material on conveyer belt and makes it shaping in small step, and this number of patent application is 200920128362.3.The streamlined so just achieving this plaster plate making is produced.Enhance productivity.
Fig. 1 is the flooring structure that this method obtains, as shown in the figure, label 1 is bottom of the building plate, label 2 is calcium sulfate plate, i.e. gypsum plank, label 3 is for being laid on the calcium sulfate Self-leveling gypsum surface layer on bottom of the building plate, and label 4 is supporting pad, label 5 is metal sheet, and wherein the structure of 2,4,5 forms described calcium sulfate floor.During concrete enforcement, calcium sulfate floor surface can also stick various PVC plastic tablet, makes it prepare the effects such as imitative wood.
Claims (1)
1. a flooring structure preparation method, is characterized in that, first adopts industrial gypsum to make calcium sulfate floor, is then treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, and by calcium sulfate floor covering layers on calcium sulfate Self-leveling gypsum surface layer;
Described employing industrial gypsum makes calcium sulfate floor, specifically comprises the following steps:
A, obtain gypsum plank in accordance with the following methods, 1) adopted by industrial gypsum drying and calcining equipment to carry out drying and calcining, export semi-hydrated gypsum; 2) semi-hydrated gypsum exported carries out sub-sieve, is finely ground to 120-300 orders, obtains semi-hydrated gypsum powder; 3) semi-hydrated gypsum powder is cooled to room temperature about 25 DEG C, then carries out static ageing at feed bin, the time is two hours; 4) add string, retarding agent and water in the semi-hydrated gypsum powder completed in ageing and carry out stir mixing to de-airing mixer; Wherein said string adopts diameter 0.03mm-0.05mm, and length is the string of 2-5mm, adds by 1-5% weight ratio; Retarding agent adds according to 0.13% weight ratio, and water adds according to 15-25% weight ratio; 5) two roll cast spreading machine is adopted by the compound be stirred to carry out stone, formed bottom surface layer and surface course thinner, thicker material bed in intermediate layer, material bed height is 3-5 times after compacting, then adopt press that the material slab completed is suppressed into closely knit sheet material, sheet metal thickness is 12--30mm; 6) plate cutting after to be pressed is the rectangular slab of 600mm × 600mm × 25-30mm or 800mm × 120mm × 12mm specification, then continues aquation 4-6 hour;
B, bottom above-mentioned rectangular slab, Environment-friendlyglue glue is adopted to bond layer of metal plate, described metal sheet adopts its thickness of galvanized steel plain sheet to be 0.8mm, then below metal sheet, corner adopts Environment-friendlyglue glue to bond a contour supporting pad, supporting pad adopts the sheet material preparation method preparation in a step, four supporting pad shapes are consistent and occupy rectangular slab 1/3rd ratio, are made into calcium sulfate floor;
Describedly treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, and by calcium sulfate floor covering layers on calcium sulfate Self-leveling gypsum surface layer, specifically comprising the following steps:
C, treating that the ground of flooring arranges one deck calcium sulfate Self-leveling gypsum surface layer, time prepared by calcium sulfate Self-leveling gypsum surface layer, first adopt the alpha-semi water plaster stone of mass parts 40-50 part, mix with the II type anhydrite of mass parts 50-60 part, described II type anhydrite is sintered into graininess by dihydrate gypsum through 550 DEG C ~ 750 DEG C and obtains; Then the retarding agent of mass parts 0.1-3 part is added, the exciting agent of mass parts 0.1-3 part, the fine aggregate of mass parts 0.1-3 part and the defoamer of mass parts 0.1-3 part, add the water mixing and stirring of mass parts 50-60 part again, to be formed to be routed to after liquid treat above flooring, obtains calcium sulfate Self-leveling gypsum surface layer until its Self-leveling after hardening 4-6 hour;
D, with calcium sulfate Self-leveling gypsum surface layer upper surface for basal plane, directly calcium sulfate floor is layered on concrete floor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310021127.7A CN103061489B (en) | 2013-01-21 | 2013-01-21 | Floor board structure manufacturing method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310021127.7A CN103061489B (en) | 2013-01-21 | 2013-01-21 | Floor board structure manufacturing method |
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| CN103061489A CN103061489A (en) | 2013-04-24 |
| CN103061489B true CN103061489B (en) | 2015-03-11 |
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| CN104387000A (en) * | 2014-10-09 | 2015-03-04 | 合肥向荣环保科技有限公司 | Gypsum floor |
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| CN1693269A (en) * | 2005-05-11 | 2005-11-09 | 安徽恒泰新型建筑材料有限责任公司 | Gypsum-base self-flatting ground making level material and preparation process thereof |
| CN201180361Y (en) * | 2008-01-21 | 2009-01-14 | 孙晋玉 | Calcium sulphate antistatic movable floor |
| CN201206315Y (en) * | 2008-05-08 | 2009-03-11 | 江苏华东机房集团有限公司 | False floor tile of calcium sulphate |
| CN101949202A (en) * | 2010-09-25 | 2011-01-19 | 孙小力 | Heat-preservation, sound-proof and fireproof floor structure and manufacturing method thereof |
| CN102173707A (en) * | 2011-01-31 | 2011-09-07 | 上海市建筑科学研究院(集团)有限公司 | Desulfurization alpha semi-hydrated gypsum self-leveling mortar |
| CN202467092U (en) * | 2012-02-27 | 2012-10-03 | 常州市向利防静电装饰材料有限公司 | Movable floor of calcium sulfate bare board |
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