CN110130615A - Indoor combined floor and its construction method based on phosphorus magnesium material and Self-leveling gypsum - Google Patents
Indoor combined floor and its construction method based on phosphorus magnesium material and Self-leveling gypsum Download PDFInfo
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- CN110130615A CN110130615A CN201910350561.7A CN201910350561A CN110130615A CN 110130615 A CN110130615 A CN 110130615A CN 201910350561 A CN201910350561 A CN 201910350561A CN 110130615 A CN110130615 A CN 110130615A
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- Prior art keywords
- leveling
- self
- gypsum
- phosphorus magnesium
- mortar
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/14—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements
- C04B28/142—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing synthetic or waste calcium sulfate cements
- C04B28/143—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing calcium sulfate cements containing synthetic or waste calcium sulfate cements the synthetic calcium sulfate being phosphogypsum
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/34—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing cold phosphate binders
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/12—Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo gypsum floors
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/20—Resistance against chemical, physical or biological attack
- C04B2111/2038—Resistance against physical degradation
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/60—Flooring materials
- C04B2111/62—Self-levelling compositions
Abstract
The invention discloses a kind of indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, the indoor combined floor based on phosphorus magnesium material and gypsum self-leveling includes concrete base layer, it is followed successively by concrete base layer, gypsum self-leveling screed-coat and phosphorus magnesium material gravity flow plane layer from bottom to top, the gypsum self-leveling screed-coat is located between concrete base layer and phosphorus magnesium material gravity flow plane layer；Its construction method includes the preparation of equipment and tool, base treatment, gypsum self-leveling construction of leveling blanket, phosphorus magnesium material Self-leveling surface construction, maintenance, polishing waxing.The present invention is for organic self-leveling material cost is expensive, easily flakes, and using gypsum as the problem of self-leveling material water resistance and the wear-resisting property difference of base-material, it provides with early strong, setting time is fast, curing time is short, mechanical strength is high, not easy to crack, hollowing, fold resistance be not strong, water resistance is high, wearability is high, good flowing properties, ground at low cost, and the construction period is short, construction efficiency is high.
Description
Technical field
The invention belongs to technical field of building construction, more particularly to the interior based on phosphorus magnesium material and Self-leveling gypsum is compound
Ground and its construction method.
Background technique
Self-leveling material is also referred to as functional form floor decorative material, be can quickly, economically and efficiently obtain it is smooth, firm
Gu a kind of material with decorative ground.This kind of material adds water mix according to the ratio of regulation when in use or by powder
Material and liquid material mix are uniform, after the machinery pumping or artificial construction, without Manual, vibrate it is smooth, but by slurry
High fluidity and automatic flowing form flat surface.Self-leveling gypsum is the abbreviation of self-flatting ground making level gypsum, also known as
Gypsum based self-leveling mortar is to be configured meticulously by gypsum material, extraordinary aggregate and various architectural chemistry additives in factory, mixed
A kind of dry powder and mortar dedicated for floor leveling prepared by uniformly.Self-leveling material is generally divided into organic and inorganic two big
Class.Organic self-leveling material is self-leveling floor coating, is primarily referred to as epoxy self-leveling material, unique chemical structure and
Bi-component organic compound enables organic system Self-leveling to have the chemicals such as good physical mechanical property and acidproof, grease,
It has become using most common self-leveling material.Inorganic self-leveling material is usually by inorganic coagulation material, super plasticizer, delays
Powdery one pack system (or powder and the compound bi-component of liquid material) ground that additives and the fine sands such as solidifying agent, defoaming agent mix
Construction material is one kind of functional building mortar.
In above-mentioned self-leveling material, inorganic Self-leveling is the traditional method in China, and crack, peeling, dusting all occur,
Some is even quite serious, is repeatedly repaired after use, crack is still difficult to eliminate, and causes surface relief not due to often repairing
It is flat, shade is different, not only unsightly, but also influence to use and the construction period is long；Wherein the gypsum in inorganic self-leveling material from
Levelling material is related various auxiliary agent (such as retarder, the water-reducing agent, water-retaining agent) systems of addition using αsemiwatergypsum as main material
A kind of air-setting self-leveling material made of standby causes to apply and is limited since its water resistance and wear-resisting property are poor, at high cost
System.Organic Self-leveling is the new approach occurred recent years, and peeling, dusting phenomenon make moderate progress, any surface finish, flatness, resistance to
Mill performance also improves to some extent, but crack phenomenon cannot still be eliminated.Epoxy or the flat abrasion-resistant ground any surface finish of polyurethane gravity flow self are wear-resisting,
But its flatness places one's entire reliance upon the flatness of concrete base layer, poor air permeability, high to base's water content requirement, such as controls bad
It is easy to appear hollowing, skin effect phenomenon, early strength is low, the presetting period is longer, and operational procedure is complicated and scratch easily occurs in surface,
Engineering design requirements are not achieved in anti-skidding, wear-resisting property.
Therefore, for it is expensive as the self-leveling material cost of base-material using epoxy and polyurethane, easily flake, and using gypsum as base-material
Self-leveling material water resistance and wear-resisting property it is poor, make its application the problem of being restricted, develop a kind of water resistance and resistance to
Mill property is high, mobile performance is high, indoor combined floor at low cost is particularly important.
Summary of the invention
The present invention is in order to solve the above technical problems, provide the indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum
And its construction method.
In order to reach purpose described above, the invention adopts the following technical scheme:
A kind of indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, it is described to be flow automatically based on phosphorus magnesium material and gypsum
Flat indoor combined floor includes concrete base layer, is followed successively by concrete base layer, gypsum self-leveling screed-coat and phosphorus from bottom to top
Magnesium material gravity flow plane layer, the gypsum self-leveling screed-coat are located between concrete base layer and phosphorus magnesium material gravity flow plane layer；
It is described interior combined floor construction method the following steps are included:
1. base treatment: concrete base layer seepage place being chiseled into " V " font, chiseling depth is 4.8~5.2cm, is used
Phosphorus magnesium mending mortar blocks tightly, checks whether after to be dried and also leaks；
2. gypsum self-leveling construction of leveling blanket: first being paved screed-coat, then carried out automatically with mixed phase ardealite based self-leveling
Gypsum self-leveling construction of leveling blanket, including level is controlled, is poured, paving, screed-coat maintenance process；It is described to be first ready to when pouring
Gypsum self-leveling mortar needed for gypsum self-leveling screed-coat is poured when its initial flow degree, setting time and mortar segregation reach
It builds and is poured when requiring；
3. phosphorus magnesium material Self-leveling surface construction: gypsum self-leveling screed-coat compression strength carries out after reaching 2.5MPa or more
Phosphorus magnesium material Self-leveling surface construction, including piecemeal seam set, horizontal control, position pours, other positions are poured for facial ornament and scribing line
Build process；The facial ornament and scribing line position pour: prewired facial ornament and scribing line position needed for phosphorus magnesium gravity flowing levelling mortar, when phosphorus magnesium from
The fluidity of levelling mortar and setting time are poured when reaching requirement；Other positions pour: in 1.5~2.3min
Phosphorus magnesium material is added in pulp shooting machine, 4.8~5.3min of uniform stirring forms phosphorus magnesium gravity flowing levelling mortar, when phosphorus magnesium gravity flowing levelling mortar
Fluidity and setting time poured when reaching requirement；
4. maintenance: after the initial set of phosphorus magnesium gravity flowing levelling mortar surface, natural curing conserves 2~3h；
5. polishing waxing: when maintenance to compression strength is 24~27MPa, carrying out polishing grinding with resin finish machine, absorb
The residue polished, is then coated with fine and close wax, and expansion joint is stayed in former base layer expansion joint position.
Further, the gypsum self-leveling screed-coat is gypsum self-leveling screed, and gypsum self-leveling mortar is pouring
When penetrate into concrete base layer in be integral with.
Further, the phosphorus magnesium material gravity flow plane layer is phosphorus magnesium gravity flowing levelling mortar layer, and phosphorus magnesium gravity flowing levelling mortar is pouring
It penetrates into gypsum self-leveling screed-coat and is integral with when building.
Further, the thickness of the gypsum self-leveling screed-coat and phosphorus magnesium material gravity flow plane layer be respectively 20~
30mm, 2~6mm.
Further, step 2., the gypsum self-leveling mortar is made of raw material from the following weight: mixed phase phosphorus stone
8000~10000 parts of cream, 5~10 parts of additive, 0~4000 part of aggregate；The mixed phase ardealite be by ardealite 800~
It is calcined under 850 DEG C of high temperature, was ground to 200~400 mesh and obtains；The additive is citric acid, sodium tripolyphosphate, hexa metaphosphoric acid
Sodium and disodium ethylene diamine tetraacetate compound retarder；Preparation method is: mixed phase ardealite, additive and aggregate are uniformly mixed
It closes, is added in mixing water blender and is sufficiently stirred, obtain gypsum self-leveling mortar.
Further, step 2., the deviation that the gypsum self-leveling screed-coat flatness allows is ± 2mm, and construction is for 24 hours
Its compression strength is in 6MPa or more afterwards.
Further, step 2., before pouring, the initial flow degree of the gypsum self-leveling mortar is 135 ±
5mm, fluidity are 260~300mm, and setting time is 1~1.5h.
Further, step 2. and 3., the shrinkage of the gypsum self-leveling mortar and phosphorus magnesium gravity flowing levelling mortar is lower than
0.05%, and gypsum self-leveling mortar and phosphorus magnesium gravity flowing levelling mortar have good compatibility.
Further, step 3., before pouring, the initial flow degree of the phosphorus magnesium material surface layer mortar is 135 ±
5mm, setting time are 0.5~1.5h.
Further, step 3., the phosphorus magnesium gravity flowing levelling mortar is made of raw material from the following weight: magnesium phosphate cement
80~120 parts, 2~15 parts of additive, 0~20 part of admixture, 0~5 part of pigment, 40~120 parts of aggregate；The magnesium phosphate cement
It is dead burned magnesia and monoammonium phosphate according to mass ratio=1~4.5:1 mixture；The additive be borax, defoaming agent and
The total one or more of water-reducing agent；The admixture is flyash and metakaolin according to mass ratio=2~4:1 mixing
Object；The pigment is the synthetic inorganic pigment that fineness is 100~400 mesh；Preparation method are as follows: by magnesium phosphate cement, admixture,
Pigment, aggregate uniformly mix, and mixing water is added and additive is sufficiently stirred in blender, obtains phosphorus magnesium gravity flowing levelling mortar.
Herein described phosphorus magnesium mending mortar main component is magnesia, phosphate, additive and fine aggregate, which repairs
Stop-off slurry has the characteristics that Early strength quick-setting, adhesion strength height, waterproof, wear-resisting.
In the application, the mixed phase ardealite performance between β gypsum and ɑ gypsum there is intensity height, performance to stablize
The characteristics of；Additive can obviously delay the setting time of ardealite, also relatively small to ardealite hardenite intensity effect.
The dead burned magnesia feature are as follows: 1600 DEG C or more burnt magnesite, content of magnesia be 88%~
95%, fineness is 80~400 mesh；Monoammonium phosphate feature are as follows: the monoammonium phosphate of industrial products rank, oxygen are not less than 57%, carefully
Degree is 120~400 mesh；Borax feature are as follows: the other borax of technical grade, purity are not less than 95% with mass percent, fineness 120
~400 mesh；Defoaming agent is organic silicon powder defoaming agent；Flyash grade is not less than second class powered coal ash, and fineness is 800~1600
Mesh；Metakaolin is 800 DEG C or more burnt kaolin, and fineness is 800~1600 mesh；Gold contained in synthetic inorganic pigment
The activity for belonging to oxide is below the activity of magnesia, further acts as aquation magnesium phosphate and aquation ammonium magnesium phosphate crystal structure
Aggregate improves the stability of material.
The aggregate is that sandstone has passed through the processes such as screening, shaping and dedusting in process, keeps the gradation of sandstone full
Sufficient quality standard, sandstone aggregate grain shape are in cube multiple edge body, and voidage can be effectively reduced, increase bulk density and compression strength,
The dosage of magnesium phosphate cement can be substantially reduced, while the powder containing quantity in sandstone can be effectively controlled, partial size is 0.6mm or less.
Herein described fluidity is that the fluidity of gravity flowing levelling mortar is measured with the divergence of mortar.According to test
Mortar is poured into the tubulose test mould of predetermined size, is then lifted by standard, and mortar flows freely, and spreads into circle out, round
Diameter be fluidity.
Since present invention employs above technical schemes, have the advantages that
(1) present invention for it is expensive as the self-leveling material cost of base-material using epoxy and polyurethane, easily flake, and be with gypsum
The problem of self-leveling material water resistance and wear-resisting property of base-material are poor, are restricted its application, provides one kind with Self-leveling
Gypsum is screed-coat, the indoor combined floor that phosphorus magnesium material Self-leveling is surface layer, when which has strong morning, condensation
Between it is fast, curing time is short, mechanical strength is high, not easy to crack, hollowing, fold resistance be not strong, water resistance is high, wearability is high, mobility
Good, the at low cost feature of energy, and the construction period is short, can come into operation in time, construction efficiency is high.
(2) the application on the basis of meeting mobility, get over as far as possible by reduction water consumption, the fluidity of gravity flowing levelling mortar
Greatly, isolation sedimentation degree is bigger, and surface strength is lower；Fluidity is smaller, and viscosity is bigger, and application property is poorer, and the bubble on surface is then
It is difficult to eliminate.First by the color ingredient construction of facial ornament and scribe area, after having constructed, entire work surface by piecemeal, into
The construction of every piece of row；It constructs in this way and on the one hand saves the template of block construction, on the other hand simplify operational procedure, improve
Construction efficiency, saves the construction period, and another further aspect facial ornament and scribing line position are not easy to be worn away, without etc. surface layers reach certain strong
Facial ornament and scribing line are done after degree again；Surface construction is carried out, interface processing must be done between the screed-coat and surface layer of conventional terrace, to interface
After agent is dried for 24 hours, surface construction just can be carried out, otherwise layers cementing intensity can weaken, and there are cold seam or horizontal construction joint, ground
Service life can greatly shorten；Screed-coat of the present invention is gypsum self-leveling mortar, is had without carrying out interface processing interlayer just
Very strong adhesive strength, phosphorus magnesium material can form sull, sull tool on the surface of contactant and own face
There is good associativity, phosphorus magnesium material can construct at any time, and not will form construction joint.
(3) gypsum self-leveling mortar used herein and phosphorus magnesium gravity flowing levelling mortar are not shunk substantially, and two kinds of materials have
Good compatibility will not generate crack and hollowing.
(4) the application carries out polishing grinding with resin finish machine, can polish off the laitance layer on surface, leaks out compacted zone, no
It is easy to damage；Fine and close wax is coated, waterproof light is played.
(5) the application screed-coat is gypsum self-leveling mortar, and the screed-coat constructed using gypsum self-leveling, size is accurate,
Levelness is high, not hollowing, do not crack, when operation, is easy and convenient, high-efficient；And use pulp shooting machine pumping construction, day floor file
Face is up to 800~1000m, thus realize screed-coat high-precision, quickly leveling, the deviation that leveling flatness can be made to allow ±
1mm。
(6) on the one hand construction method of the present invention saves the template of block construction, on the other hand simplifies operational procedure, mentions
High construction efficiency, saves the construction period, and another further aspect facial ornament and scribing line position are not easy to be worn away, without etc. surface layers reach one
Facial ornament and scribing line are done again after determining intensity.
(7) the phosphorus magnesium material used in the present invention has high-strength wearable adhesive property, can construct at any time and not will form and apply
Work seam；Manufactured interior combined floor, will not give out volatile organic compounds (VOC), comply fully with indoor interior wall coating
Security technology standard, and mortar used in the present invention be inorganic coagulation material, have very strong fire resistance.
(8) the phosphorus magnesium mending mortar used in the present invention has Early strength quick-setting, adhesion strength height, waterproof, wear-resisting, so that ground
Gap can waterproof, wear-resisting, and can construct without waiting after spreading phosphorus magnesium mending mortar, save the time, improve work
Make efficiency.
Detailed description of the invention
In order to illustrate more clearly of present example or technical solution in the prior art, to embodiment or will show below
There is in technical description required attached drawing do simply to introduce, it should be apparent that, the accompanying drawings in the following description is only the present invention
Some examples to those skilled in the art, can also be attached according to these under the premise of not paying creativeness
Figure obtains other attached drawings:
Fig. 1 is the construction flow chart of indoor combined floor of the application based on phosphorus magnesium material and Self-leveling gypsum；
Fig. 2 is the structural schematic diagram of indoor combined floor of the application based on phosphorus magnesium material and Self-leveling gypsum.
In attached drawing: 1- concrete base layer, 2- gypsum self-leveling screed-coat, 3- phosphorus magnesium material gravity flow plane layer.
Specific embodiment
Specific embodiments of the present invention will be described in further detail below, but the invention is not limited to these realities
Mode is applied, it is claimed to still fall within the claims in the present invention for any improvement or replacement on the present embodiment essence spirit
Range.
Embodiment 1
As shown in Fig. 2, a kind of indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, described to be based on phosphorus magnesium material
Indoor combined floor with gypsum self-leveling includes concrete base layer 1, is followed successively by concrete base layer 1, gypsum gravity flow from bottom to top
Flat screed-coat 2 and phosphorus magnesium material gravity flow plane layer 3, the gypsum self-leveling screed-coat 2 are located at concrete base layer 1 and phosphorus magnesium material
Between gravity flow plane layer 3；The gypsum self-leveling screed-coat 2 is gypsum self-leveling screed, and gypsum self-leveling mortar is pouring
When penetrate into concrete base layer 1 in be integral with；The phosphorus magnesium material gravity flow plane layer 3 is phosphorus magnesium gravity flowing levelling mortar layer,
Phosphorus magnesium gravity flowing levelling mortar penetrates into gypsum self-leveling screed-coat 2 when pouring to be integral with；The gypsum self-leveling is looked for
The thickness of leveling 2 and phosphorus magnesium material gravity flow plane layer 3 is respectively 20mm, 2mm.
As shown in Figure 1, a kind of construction method of the indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, including with
Lower step:
1, the preparation of equipment and tool
It requires to prepare pulp shooting machine (stirring conveying integrated machine), ground sander, air compressor, vacuum according to common process
Dust catcher, concrete strength reisilometer, ground pull strength somascope, fluidity tester, level, resin finish machine, steel
Brush, painting brush or roller, steel ladle, dedicated spikes, glue bucket, high cylinder rain boots, nail shoes, foamed glue paster；Relevant device purposes and
Quantity is as shown in table 1 below.
Table 1
2, base treatment
Ponding is excluded using multidomain treat-ment, base plate leakage situation is checked, finds out structure gap, marked with the line of ink marker, it will
Seepage place chisels into " V " font, and chiseling depth is 4.8~5.2cm, and tight, rear inspection to be dried is blocked with plugging material, if
Ne-leakage, then tight with the capping of phosphorus magnesium material, fine-stone concrete face must not exceed structure plate face 2cm；After being blocked to base plate leakage,
Bottom plate surface layer polishing is cleaned out and (guarantees surface layer without laitance, no rubbish), until Concrete In Structures are completely revealed, sander polishing
Less than position, polished using steel brush；The cement slurry dust and waste of polishing are cleared up, dust catcher dust suction is then used.
Processing to concrete base layer 1 it is clean, it is solid, smooth, can load-bearing, no loose matter；1 compression strength of concrete base layer exists
20MPa or more, the surface of concrete base layer 1, which is drawn, dials intensity not less than 1.5MPa；If original concrete base layer concrete ground intensity
Too low, surface has laitance or dusting serious, then polishes, until exposing solid surface.
3, gypsum self-leveling construction of leveling blanket
If 1 flatness deviation of concrete base layer is more than 2mm, first carry out levelling, then carries out gypsum self-leveling screed-coat 2
Construction；Gypsum self-leveling screed-coat is gypsum self-leveling；Gypsum self-leveling screed-coat with a thickness of 20mm, gypsum self-leveling is levelling
The deviation that layer flatness allows is no more than 2mm, and compression strength is in 6MPa or more after construction for 24 hours.
3.1 horizontal controls
Indoor gypsum self-leveling screed-coat 2 looks for slope to the setting draining of the directions such as sump, ditch by design requirement, in order to reach
To design effect, before construction according to drawing since minimum point, designed elevation is calculated every 9m, scene exists according to drawing position
Spacing 1500mm beats ash cake in length and breadth on bottom plate, and will calculate absolute altitude and be beaten on the column of ground library with level, most post-tensioning linen thread or with sharp
Light level meter is checked.
3.2 pouring
Gypsum self-leveling screed-coat 2 pours to be poured for whole region；First get out building ardealite, prewired gypsum self-leveling
Gypsum self-leveling mortar needed for screed-coat 2 detects its fluidity, setting time and mortar segregation test, until reaching requirement；
Baffle at different level, predominantly toilet, kitchen, balcony position.
Partitioning slot is set and is greater than 30m in area2Ground, need that partitioning slot is arranged, doorway, the position in column be set.
Gypsum self-leveling mortar pumping initial stage first picks out the water of wet pump line with big plastic barrel, will after formal gravity flowing levelling mortar pumps out
Pump line moves in blender, futher stirs, and is then poured to the ground by pump line, and from left to right, from inside outwards level is slow
It is uniformly mobile, it avoids part pump slurry too many, influences final levelling effect, uniform material spreader.
3.3 paving
After gypsum self-leveling mortar outflow 500mm wide scope mortar voluntarily levelling, by hand-held roller, long cylinder rubber overshoes are worn
Operator carry out first pass combing light and slowly in gypsum self-leveling mortar surface, and combing is played by light and slow rolling and is led
The effect of mortar air entrapment out reaches the purpose of auxiliary mortar levelling.1000mm wide is flowed out in gypsum self-leveling mortar
After range, second time comb is carried out light and slowly in gypsum self-leveling mortar surface by holding roller, wearing the operators of nail shoes
Reason, and play the role of combing gypsum self-leveling mortar surface by light and slow pressure of smearing.
3.4 maintenance
Gypsum self-leveling screed-coat 2 construct after the completion of, scene is closed, to the gypsum self-leveling ground having been the beginning of coagulation into
Row natural curing.
4, phosphorus magnesium material Self-leveling surface construction
Gypsum self-leveling screed-coat 2 has been constructed after compression strength reaches 2.5MPa or more, according to design drawing gypsum from
Unwrapping wire is carried out on levelling screed-coat 2；Phosphorus magnesium material flow automatically plane layer with a thickness of 3mm, working region allows slightly to divulge information, and pours
Preceding gypsum self-leveling screed-coat 2 is cleaned out；Phosphorus magnesium material flows automatically plane layer 3 using block construction.
4.1 piecemeals, which seam, to be set
Since garage area is big, phosphorus magnesium material flows automatically, and 3 color of plane layer is various, and phosphorus magnesium material gravity flow plane layer 3 uses divides
Block construction.The setting of piecemeal gap, which stay by the column net of design, to be set and (arranges along vertically and horizontally axis direction), the surrounding of piecemeal seam
Foamed glue paster is set；Lower piece of construction is carried out after this block has been constructed.
4.2 horizontal controls
Phosphorus magnesium material gravity flow plane layer 3 in ground library looks for slope to the setting draining of the directions such as sump, ditch by design requirement, in order to
Reach design effect, before construction according to drawing since minimum point, calculates designed elevation every 9m, scene is according to drawing position
Spacing 1500mm beats ash cake in length and breadth on bottom plate, and will calculate absolute altitude and be beaten on the column of ground library with level, most post-tensioning linen thread or use
Laser leveler is checked.
4.3 facial ornaments and the construction of scribing line position
The foamed glue paster that removing facial ornament and region scribing line position surrounding are needed before pouring, sticks adhesive tape at edge, prevents from pouring
Other positions are fallen in when building；Phosphorus magnesium material is first got out, phosphorus magnesia needed for prewired phosphorus magnesium material gravity flow plane layer 3 is starched, detection
Its fluidity and setting time, until reaching requirement；Phosphorus magnesium material is being configured by the proportion for reaching requirement；Press face in piecemeal
The area of decorations and scribing line position, calculates the dosage of phosphorus magnesium material, because the amount of pouring is less, is stirred, is poured with hand electric blender
Leveling defoaming is carried out with small defoaming roller after complete.
Other position constructions in 4.4 piecemeals
It needs to remove facial ornament and region scribing line position surrounding setting foamed glue paster before pouring, first gets out phosphorus magnesium material, in advance
It is starched with phosphorus magnesia needed for phosphorus magnesium material gravity flow plane layer 3, its fluidity and setting time is detected, until reaching requirement；
Phosphorus magnesium material is being configured by the proportion for reaching requirement；It is added in pulp shooting machine in 2 minutes, uniform stirring 5 minutes, what is be stirred
Phosphorus magnesium gravity flowing levelling mortar is transferred in transfer hopper, and transfer hopper pours phosphorus magnesium gravity flowing levelling mortar since common position lowest part, is poured
When the moment pay attention to the elevation line on column, mortar just dipped elevation line should be made when pouring；500mm is flowed out in phosphorus magnesium gravity flowing levelling mortar
Wide scope mortar is voluntarily after levelling, light on phosphorus magnesium gravity flowing levelling mortar surface by the operator for holding roller, wearing long cylinder rubber overshoes
First pass combing is carried out slowly, and combing export mortar air entrapment is played the role of by light and slow rolling, is reached auxiliary
Help the purpose of levelling.After phosphorus magnesium gravity flowing levelling mortar flows out 1000mm wide scope, by the operative employee for holding roller, wearing nail shoes
People carries out second time combing in gypsum self-leveling mortar surface light and slowly, and passes through the light and slow work smeared pressure and play combing surface
With.
Lower piece of construction, whole region of successively having constructed are carried out after this block has been constructed.
5, it conserves
After the initial set of phosphorus magnesium gravity flowing levelling mortar surface, natural curing conserves 2h.
6, polishing waxing
To natural curing 2h, phosphorus magnesium material gravity flow 3 layers of compression strength of plane reach 25MPa, are thrown with resin finish machine
Light polishing, the residue dust of polishing are absorbed with dust catcher.It is then coated with fine and close wax, plays waterproof light.It stays in original at expansion joint
Base's expansion joint position.
Further, the gypsum self-leveling mortar is made of raw material from the following weight: 8000 parts of mixed phase ardealite,
5 parts of additive, 10 parts of aggregate；The mixed phase ardealite is to calcine ardealite under 800 DEG C of high temperature, is ground to 200 mesh
It obtains；The additive is citric acid, sodium tripolyphosphate, calgon and disodium ethylene diamine tetraacetate compounding retarder；Its
Preparation method is: mixed phase ardealite, additive and aggregate uniformly mixed, is added in mixing water blender and is sufficiently stirred,
Obtain gypsum self-leveling mortar；The deviation that the gypsum self-leveling screed-coat flatness allows is ± 2mm, it is anti-after construction for 24 hours
Compressive Strength is in 6MPa or more；The initial flow degree of the gypsum self-leveling mortar is 135 ± 5mm, fluidity 260mm, condensation
Time is 1h.
Further, the initial flow degree of the phosphorus magnesium material surface layer mortar is 135 ± 5mm, and setting time is 0.5h institute
It states phosphorus magnesium gravity flowing levelling mortar to be made of raw material from the following weight: 80 parts of magnesium phosphate cement, 2 parts of additive, 1 part of admixture, face
1 part, 40 parts of aggregate of material；The magnesium phosphate cement is dead burned magnesia and monoammonium phosphate according to mass ratio=1:1 mixture；Institute
Stating additive is borax, defoaming agent and the total one or more of water-reducing agent；The admixture is flyash and metakaolin
According to mass ratio=2:1 mixture；The pigment is the synthetic inorganic pigment that fineness is 100 mesh；Preparation method are as follows: by phosphorus
Sour magnesium cement, admixture, pigment, aggregate uniformly mix, and mixing water is added and additive is sufficiently stirred in blender, obtains
Phosphorus magnesium gravity flowing levelling mortar.
In step 3, so that the initial flow degree of gypsum self-leveling screed-coat 2 is 135 ± 5mm, setting time 1h；Gypsum
Self-leveling screed-coat 2 is gypsum self-leveling mortar, and the gypsum self-leveling screed-coat 2 constructed using gypsum self-leveling, size is accurate,
Levelness is high, not hollowing, do not crack, when operation, is easy and convenient, high-efficient；And use pulp shooting machine pumping construction, day floor file
Face is up to 800m；To realize 2 high-precision of gypsum self-leveling screed-coat, quickly leveling, the deviation that leveling flatness can be made to allow
For 1mm.
In step 4, according to regulation water consumption, add water and stir uniformly, so that the initial flow degree of phosphorus magnesium material surface layer mortar
For 135 ± 5mm, setting time 0.5h.On the basis of meeting mobility, water consumption, Self-leveling sand need to be reduced as far as possible
The fluidity of slurry is bigger, and isolation sedimentation degree is bigger, and surface strength is lower；Fluidity is smaller, and viscosity is bigger, and application property is poorer,
The bubble on surface is then difficult to eliminate.First by the construction of the color ingredient of facial ornament and scribe area, after having constructed, entire work surface is
By piecemeal, every piece of construction is being carried out；It constructs in this way and on the one hand saves the template of block construction, on the other hand simplify construction
Program improves construction efficiency, saves the construction period, and another further aspect facial ornament and scribing line position are not easy to be worn away, do not have to wait phosphorus
Magnesium material gravity flow plane layer does facial ornament and scribing line after reaching some strength again；Phosphorus magnesium material Self-leveling surface construction is carried out, it is conventional
Interface processing must be done between gypsum self-leveling screed-coat 2 and phosphorus magnesium material the gravity flow plane layer 3 of terrace, is dried for 24 hours to interfacial agents
Afterwards, it just can be carried out phosphorus magnesium material Self-leveling surface construction, otherwise layers cementing intensity can weaken, and there are cold seam or divergences
Seam, the service life on ground can greatly shorten；Gypsum self-leveling screed-coat 2 of the present invention be gypsum self-leveling mortar, without into
Row interface processing interlayer just has very strong adhesive strength, and phosphorus magnesium material can form oxide on the surface of contactant and own face
Film, sull have good associativity, and phosphorus magnesium material can construct at any time, and not will form construction joint.
Gypsum self-leveling mortar and phosphorus magnesium gravity flowing levelling mortar shrinkage are lower than 0.05% in step 3 and 4, do not shrink substantially,
Two kinds of materials have good compatibility, will not generate crack and hollowing.
In step 6, reaches 25MPa to phosphorus magnesium material gravity flow 3 compression strength of plane layer, carry out polishing with resin finish machine and beat
Mill can polish off the laitance layer on surface, leak out compacted zone, be hardly damaged；Fine and close wax is coated, waterproof light is played.
Embodiment 2
As shown in Fig. 2, a kind of indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, described to be based on phosphorus magnesium material
Indoor combined floor with gypsum self-leveling includes concrete base layer 1, is followed successively by concrete base layer 1, gypsum gravity flow from bottom to top
Flat screed-coat 2 and phosphorus magnesium material gravity flow plane layer 3, the gypsum self-leveling screed-coat 2 are located at concrete base layer 1 and phosphorus magnesium material
Between gravity flow plane layer 3；The gypsum self-leveling screed-coat 2 is gypsum self-leveling screed, and gypsum self-leveling mortar is pouring
When penetrate into concrete base layer 1 in be integral with；The phosphorus magnesium material gravity flow plane layer 3 is phosphorus magnesium gravity flowing levelling mortar layer,
Phosphorus magnesium gravity flowing levelling mortar penetrates into gypsum self-leveling screed-coat 2 when pouring to be integral with；The gypsum self-leveling is looked for
The thickness of leveling 2 and phosphorus magnesium material gravity flow plane layer 3 is respectively 30mm, 6mm.
As shown in Figure 1, a kind of construction method of the indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, including with
Lower step:
1, the preparation of equipment and tool
It requires to prepare pulp shooting machine (stirring conveying integrated machine), ground sander, air compressor, vacuum according to common process
Dust catcher, concrete strength reisilometer, ground pull strength somascope, fluidity tester, level, resin finish machine, steel
Brush, painting brush or roller, steel ladle, dedicated spikes, glue bucket, high cylinder rain boots, nail shoes, foamed glue paster；Relevant device purposes and
Quantity is as shown in table 1.
2, base treatment
Ponding is excluded using multidomain treat-ment, base plate leakage situation is checked, finds out structure gap, marked with the line of ink marker, it will
Seepage place chisels into " V " font, and chiseling depth is 5cm, and tight, rear inspection to be dried is blocked with plugging material, if ne-leakage,
Then tight with the capping of phosphorus magnesium material, fine-stone concrete face must not exceed structure plate face 2cm；After being blocked to base plate leakage, by bottom plate
(guarantee surface layer without laitance, no rubbish) is cleaned out in surface layer polishing, until completely reveal Concrete In Structures, sander polishing less than
Position is polished using steel brush；The cement slurry dust and waste of polishing are cleared up, dust catcher dust suction is then used.
So that concrete base layer 1 it is clean, it is solid, smooth, can load-bearing, no loose matter；1 compression strength of concrete base layer exists
20MPa or more, the surface of concrete base layer 1, which is drawn, dials intensity not less than 1.5MPa；If original concrete base layer concrete ground intensity
Too low, surface has laitance or dusting serious, then polishes, until exposing solid surface.
3, gypsum self-leveling construction of leveling blanket
It when 1 flatness deviation of concrete base layer is more than 2mm, then first carries out levelling, then carries out gypsum self-leveling screed-coat 2
Construction；Gypsum self-leveling screed-coat is gypsum self-leveling；Gypsum self-leveling screed-coat with a thickness of 30mm, gypsum self-leveling is levelling
The deviation that layer flatness allows is 2mm, and compression strength is in 6MPa or more after construction for 24 hours.
3.1 horizontal controls
Indoor gypsum self-leveling screed-coat 2 looks for slope to the setting draining of the directions such as sump, ditch by design requirement, in order to reach
To design effect, before construction according to drawing since minimum point, designed elevation is calculated every 9m, scene exists according to drawing position
Spacing 1500mm beats ash cake in length and breadth on bottom plate, and will calculate absolute altitude and be beaten on the column of ground library with level, most post-tensioning linen thread or with sharp
Light level meter is checked.
3.2 pouring
Gypsum self-leveling screed-coat 2 pours to be poured for whole region；First get out building ardealite, prewired gypsum self-leveling
Gypsum self-leveling mortar needed for screed-coat 2 detects its fluidity, setting time and mortar segregation test, until reaching requirement；
Baffle at different level, predominantly toilet, kitchen, balcony position.
Partitioning slot is set and is greater than 30m in area2Ground, need that partitioning slot is arranged, doorway, the position in column be set.
Gypsum self-leveling mortar pumping initial stage first picks out the water of wet pump line with big plastic barrel, will after formal gravity flowing levelling mortar pumps out
Pump line moves in blender, futher stirs, and is then poured to the ground by pump line, and from left to right, from inside outwards level is slow
It is uniformly mobile, forbid part pump slurry too many, influences final levelling effect, uniform material spreader.
3.3 paving
After gypsum self-leveling mortar outflow 500mm wide scope mortar voluntarily levelling, by hand-held roller, long cylinder rubber overshoes are worn
Operator carry out first pass combing light and slowly in gypsum self-leveling mortar surface, and combing is played by light and slow rolling and is led
The effect of mortar air entrapment out reaches the purpose of auxiliary mortar levelling.1000mm wide is flowed out in gypsum self-leveling mortar
After range, second time comb is carried out light and slowly in gypsum self-leveling mortar surface by holding roller, wearing the operators of nail shoes
Reason, and play the role of combing gypsum self-leveling mortar surface by light and slow pressure of smearing.
3.4 maintenance
Gypsum self-leveling screed-coat 2 construct after the completion of, scene is closed, to the gypsum self-leveling ground having been the beginning of coagulation into
Row natural curing.
4, phosphorus magnesium material Self-leveling surface construction
Gypsum self-leveling screed-coat 2 has been constructed after compression strength reaches 2.5MPa or more, according to design drawing gypsum from
Unwrapping wire is carried out on levelling screed-coat 2；Phosphorus magnesium material flow automatically plane layer with a thickness of 5mm, working region allows slightly to divulge information, and pours
Preceding gypsum self-leveling screed-coat 2 is cleaned out；Phosphorus magnesium material flows automatically plane layer 3 using block construction.
4.1 piecemeals, which seam, to be set
Since garage area is big, phosphorus magnesium material flows automatically, and 3 color of plane layer is various, and phosphorus magnesium material gravity flow plane layer 3 uses divides
Block construction.The setting of piecemeal gap, which stay by the column net of design, to be set and (arranges along vertically and horizontally axis direction), the surrounding of piecemeal seam
Foamed glue paster is set；Lower piece of construction is carried out after this block has been constructed.
4.2 horizontal controls
Phosphorus magnesium material gravity flow plane layer 3 in ground library looks for slope to the setting draining of the directions such as sump, ditch by design requirement, in order to
Reach design effect, before construction according to drawing since minimum point, calculates designed elevation every 9m, scene is according to drawing position
Spacing 1500mm beats ash cake in length and breadth on bottom plate, and will calculate absolute altitude and be beaten on the column of ground library with level, most post-tensioning linen thread or use
Laser leveler is checked.
4.3 facial ornaments and the construction of scribing line position
The foamed glue paster that removing facial ornament and region scribing line position surrounding are needed before pouring, sticks adhesive tape at edge, prevents from pouring
Other positions are fallen in when building；Phosphorus magnesium material is first got out, phosphorus magnesia needed for prewired phosphorus magnesium material gravity flow plane layer 3 is starched, detection
Its fluidity and setting time, until reaching requirement；Phosphorus magnesium material is being configured by the proportion for reaching requirement；Press face in piecemeal
The area of decorations and scribing line position, calculates the dosage of phosphorus magnesium material, because the amount of pouring is less, is stirred, is poured with hand electric blender
Leveling defoaming is carried out with small defoaming roller after complete.
Other position constructions in 4.4 piecemeals
It needs to remove facial ornament and region scribing line position surrounding setting foamed glue paster before pouring, first gets out phosphorus magnesium material, in advance
It is starched with phosphorus magnesia needed for phosphorus magnesium material gravity flow plane layer 3, its fluidity and setting time is detected, until reaching requirement；
Phosphorus magnesium material is being configured by the proportion for reaching requirement；It is added in pulp shooting machine in 2 minutes, uniform stirring 5 minutes, what is be stirred
Phosphorus magnesium gravity flowing levelling mortar is transferred in transfer hopper, and transfer hopper pours phosphorus magnesium gravity flowing levelling mortar since common position lowest part, is poured
When the moment pay attention to the elevation line on column, mortar just dipped elevation line should be made when pouring；500mm is flowed out in phosphorus magnesium gravity flowing levelling mortar
Wide scope mortar is voluntarily after levelling, light on phosphorus magnesium gravity flowing levelling mortar surface by the operator for holding roller, wearing long cylinder rubber overshoes
First pass combing is carried out slowly, and combing export mortar air entrapment is played the role of by light and slow rolling, is reached auxiliary
Help the purpose of levelling.After phosphorus magnesium gravity flowing levelling mortar flows out 1000mm wide scope, by the operative employee for holding roller, wearing nail shoes
People carries out second time combing in gypsum self-leveling mortar surface light and slowly, and passes through the light and slow work smeared pressure and play combing surface
With.
Lower piece of construction, whole region of successively having constructed are carried out after this block has been constructed.
5, it conserves
After the initial set of phosphorus magnesium gravity flowing levelling mortar surface, natural curing conserves 3h.
6, polishing waxing
To natural curing 3h, phosphorus magnesium material gravity flow 3 layers of compression strength of plane reach 25MPa, are thrown with resin finish machine
Light polishing, the residue dust of polishing are absorbed with dust catcher.It is then coated with fine and close wax, plays waterproof light.It stays in original at expansion joint
Base's expansion joint position.
Further, the gypsum self-leveling mortar is made of raw material from the following weight: mixed phase ardealite 10000
Part, 10 parts of additive, 4000 parts of aggregate；The mixed phase ardealite is to calcine ardealite under 850 DEG C of high temperature, is ground to
400 mesh obtain；The additive is citric acid, sodium tripolyphosphate, calgon and disodium ethylene diamine tetraacetate compounding slow setting
Agent；Preparation method is: mixed phase ardealite, additive and aggregate uniformly being mixed, are added in mixing water blender sufficiently
Stirring, obtains gypsum self-leveling mortar；The deviation that the gypsum self-leveling screed-coat flatness allows is ± 2mm, after construction for 24 hours
Its compression strength is in 6MPa or more；The initial flow degree of the gypsum self-leveling mortar be 135 ± 5mm, fluidity 300mm,
Setting time is 1.5h.
Further, the initial flow degree of the phosphorus magnesium material surface layer mortar is 135 ± 5mm, and setting time is 1.5h institute
Phosphorus magnesium gravity flowing levelling mortar is stated to be made of raw material from the following weight: 120 parts of magnesium phosphate cement, 15 parts of additive, 20 parts of admixture,
5 parts of pigment, 120 parts of aggregate；The magnesium phosphate cement is dead burned magnesia and monoammonium phosphate according to mass ratio=4.5:1 mixing
Object；The additive is borax, defoaming agent and the total one or more of water-reducing agent；The admixture is flyash and higher
Ridge soil is according to mass ratio=4:1 mixture；The pigment is the synthetic inorganic pigment that fineness is 400 mesh；Preparation method are as follows:
Magnesium phosphate cement, admixture, pigment, aggregate are uniformly mixed, mixing water is added and additive is sufficiently stirred in blender,
Obtain phosphorus magnesium gravity flowing levelling mortar.
In step 3, so that the initial flow degree of gypsum self-leveling screed-coat 2 is 135 ± 5mm, setting time 1.5h；Stone
Cream Self-leveling screed-coat 2 is gypsum self-leveling mortar, the gypsum self-leveling screed-coat 2 constructed using gypsum self-leveling, size standard
Really, levelness is high, not hollowing, do not crack, when operation, is easy and convenient, high-efficient；And pulp shooting machine pumping construction is used, day spreads
Ground is up to 1000m；To realize 2 high-precision of gypsum self-leveling screed-coat, quickly leveling, leveling flatness can be made to allow inclined
Difference is 1mm.
In step 4, according to regulation water consumption, add water and stir uniformly, so that the initial flow degree of phosphorus magnesium material surface layer mortar
For 135 ± 5mm, setting time 1.5h.On the basis of meeting mobility, water consumption, Self-leveling sand need to be reduced as far as possible
The fluidity of slurry is bigger, and isolation sedimentation degree is bigger, and surface strength is lower；Fluidity is smaller, and viscosity is bigger, and application property is poorer,
The bubble on surface is then difficult to eliminate.First by the construction of the color ingredient of facial ornament and scribe area, after having constructed, entire work surface is
By piecemeal, every piece of construction is being carried out；It constructs in this way and on the one hand saves the template of block construction, on the other hand simplify construction
Program improves construction efficiency, saves the construction period, and another further aspect facial ornament and scribing line position are not easy to be worn away, do not have to wait phosphorus
Magnesium material gravity flow plane layer does facial ornament and scribing line after reaching some strength again；Phosphorus magnesium material Self-leveling surface construction is carried out, it is conventional
Interface processing must be done between gypsum self-leveling screed-coat 2 and phosphorus magnesium material the gravity flow plane layer 3 of terrace, is dried for 24 hours to interfacial agents
Afterwards, it just can be carried out phosphorus magnesium material Self-leveling surface construction, otherwise layers cementing intensity can weaken, and there are cold seam or divergences
Seam, the service life on ground can greatly shorten；Gypsum self-leveling screed-coat 2 of the present invention be gypsum self-leveling mortar, without into
Row interface processing interlayer just has very strong adhesive strength, and phosphorus magnesium material can form oxide on the surface of contactant and own face
Film, sull have good associativity, and phosphorus magnesium material can construct at any time, and not will form construction joint.
Gypsum self-leveling mortar and phosphorus magnesium gravity flowing levelling mortar shrinkage are lower than 0.05% in step 3 and 4, do not shrink substantially,
Two kinds of materials have good compatibility, will not generate crack and hollowing.
In step 6, reaches 25MPa to phosphorus magnesium material gravity flow 3 compression strength of plane layer, carry out polishing with resin finish machine and beat
Mill can polish off the laitance layer on surface, leak out compacted zone, be hardly damaged；Fine and close wax is coated, waterproof light is played.
Comparative example 1
Building room is made in ardealite gravity flow self-leveling floor mortar according to the method in patent application CN201810948957.7
Interior terrace.
Comparative example 2
It is carried out according to the embodiment in patent application CN201410275095.8.
Comparative example 3
It is carried out according to the embodiment in patent application CN201310577961.4.
Comparative example 4
It is carried out according to the embodiment in patent application CN201510814221.7.
Comparative example 5
It is carried out according to the embodiment in patent application CN201810195535.7.
To the indoor combined floor and comparative example 1 based on phosphorus magnesium material and Self-leveling gypsum made from the embodiment of the present application 1
Compound terrace obtained carries out properties of product detection, and testing result is as shown in table 2 below.
Table 2
As 2 experimental data of table it is found that terrace obtained in embodiment 1 is more wear-resisting than the resulting terrace of comparative example 1, resistance to compression
Intensity is higher, and required curing time is shorter.
1~2 method of the embodiment of the present application and ground made from 1~5 method of comparative example are detected, detection project are as follows:
Compression strength, wear resistance ratio, 500m2Come into operation the time, whether there is or not construction joint generations, flatness error, adhesion strength, then into
Row comparison, experimental result are as shown in table 3 below.
Table 3
As 3 experimental data of table it is found that compression strength, the wear resistance ratio of interior combined floor made from the application method,
500m2Come into operation the time, whether there is or not construction joint generation, flatness error, adhesion strength etc. are functional, comprehensive performance better than pair
Ratio.
In conclusion the present invention be directed to using epoxy and polyurethane it is expensive as the self-leveling material cost of base-material, easily flake, and with
Gypsum be base-material self-leveling material water resistance and wear-resisting property it is poor, make its application the problem of being restricted, provide it is a kind of with
Self-leveling gypsum is screed-coat, the indoor combined floor that phosphorus magnesium material Self-leveling is surface layer, the interior combined floor have it is early it is strong,
Setting time is fast, curing time is short, mechanical strength is high, not easy to crack, hollowing, fold resistance be not strong, water resistance is high, wearability is high,
Good flowing properties, feature at low cost, and the construction period is short, can come into operation in time, construction efficiency is high.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case where without departing from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, nothing
By from the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended
Claim rather than above description limit, it is intended that by the institute in the meaning and scope for the equivalent loins for falling in claim
It changes and includes within protection scope of the present invention.
Claims (10)
1. a kind of indoor combined floor based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that: described to be based on phosphorus magnesium material
Indoor combined floor with gypsum self-leveling includes concrete base layer (1), is followed successively by concrete base layer (1), gypsum from bottom to top
Self-leveling screed-coat (2) and phosphorus magnesium material gravity flow plane layer (3), the gypsum self-leveling screed-coat (2) are located at concrete base layer
(1) between phosphorus magnesium material gravity flow plane layer (3)；It is described interior combined floor construction method the following steps are included:
1. base treatment: concrete base layer seepage place being chiseled into " V " font, chiseling depth is 4.8~5.2cm, with phosphorus magnesium
Mending mortar blocks tightly, checks whether after to be dried and also leaks；
2. gypsum self-leveling construction of leveling blanket: first being paved automatically screed-coat with mixed phase ardealite based self-leveling, then carry out gypsum
Self-leveling construction of leveling blanket, including level is controlled, is poured, paving, screed-coat maintenance process；It is described first to get out gypsum when pouring
Gypsum self-leveling mortar, pours needed for Self-leveling screed-coat；
3. phosphorus magnesium material Self-leveling surface construction: gypsum self-leveling screed-coat compression strength carries out phosphorus magnesium after reaching 2.5MPa or more
Material Self-leveling surface construction, including piecemeal seam set, horizontal control, position pours, other positions pour work for facial ornament and scribing line
Sequence；The facial ornament and scribing line position pour: phosphorus magnesium gravity flowing levelling mortar needed for prewired facial ornament and scribing line position pours；It is described its
Its position pours: phosphorus magnesium material being added in pulp shooting machine in 1.5~2.3min, 4.8~5.3min of stirring forms the gravity flow of phosphorus magnesium
Flat mortar, pours；
4. maintenance: after the initial set of phosphorus magnesium gravity flowing levelling mortar surface, natural curing conserves 2~3h；
5. polishing waxing: when maintenance to compression strength is 24~27MPa, carrying out polishing grinding with resin finish machine, absorb polishing
Residue out, is then coated with fine and close wax, and expansion joint is stayed in former base layer expansion joint position.
2. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that: institute
Stating gypsum self-leveling screed-coat (2) is gypsum self-leveling screed, and gypsum self-leveling mortar penetrates into concrete base layer when pouring
(1) it is integral in.
3. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that: institute
Stating phosphorus magnesium material gravity flow plane layer (3) is phosphorus magnesium gravity flowing levelling mortar layer, and phosphorus magnesium gravity flowing levelling mortar penetrates into gypsum gravity flow when pouring
It is integral in flat screed-coat (2).
4. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that: institute
The thickness for stating gypsum self-leveling screed-coat (2) and phosphorus magnesium material gravity flow plane layer (3) is respectively 20~30mm, 2~6mm.
5. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that:
2., the gypsum self-leveling mortar is made of raw material from the following weight step: 8000~10000 parts of mixed phase ardealite adds
Add 5~10 parts of agent, 0~4000 part of aggregate；The mixed phase ardealite is to calcine ardealite under 800~850 DEG C of high temperature, is ground
200~400 mesh were milled to obtain；The additive is citric acid, sodium tripolyphosphate, calgon and ethylenediamine tetra-acetic acid two
Sodium compounds retarder；Preparation method is: mixed phase ardealite, additive and aggregate uniformly being mixed, mixing water is added and stirs
It mixes in machine and is sufficiently stirred, obtain gypsum self-leveling mortar.
6. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that:
2., the deviation that the gypsum self-leveling screed-coat flatness allows is ± 2mm to step, its compression strength is in 6MPa after construction for 24 hours
More than.
7. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that:
2., before pouring, the initial flow degree of the gypsum self-leveling mortar is 135 ± 5mm to step, fluidity is 260~
300mm, setting time are 1~1.5h.
8. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that:
And 3. 2., the shrinkage of the gypsum self-leveling mortar and phosphorus magnesium gravity flowing levelling mortar is lower than 0.05%, and gypsum self-leveling to step
Mortar and phosphorus magnesium gravity flowing levelling mortar have good compatibility.
9. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that:
3., before pouring, the initial flow degree of the phosphorus magnesium material surface layer mortar is 135 ± 5mm to step, setting time is 0.5~
1.5h。
10. the indoor combined floor according to claim 1 based on phosphorus magnesium material and Self-leveling gypsum, it is characterised in that:
Step 3., the phosphorus magnesium gravity flowing levelling mortar is made of raw material from the following weight: 80~120 parts of magnesium phosphate cement, additive 2
~15 parts, 0~20 part of admixture, 0~5 part of pigment, 40~120 parts of aggregate；The magnesium phosphate cement is dead burned magnesia and phosphorus
Sour monoammonium is according to mass ratio=1~4.5:1 mixture；The additive be borax, defoaming agent and the total one kind of water-reducing agent or
More than one；The admixture is flyash and metakaolin according to mass ratio=2~4:1 mixture；The pigment is thin
Degree is the synthetic inorganic pigment of 100~400 mesh；Preparation method are as follows: uniformly mix magnesium phosphate cement, admixture, pigment, aggregate
It closes, mixing water is added and additive is sufficiently stirred in blender, obtains phosphorus magnesium gravity flowing levelling mortar.
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| CN116041022A (en) * | 2022-11-25 | 2023-05-02 | 深圳市青青源科技有限公司 | High-precision dimension self-leveling gypsum and manufacturing method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101457581A (en) * | 2008-12-25 | 2009-06-17 | 中国建筑第八工程局有限公司 | Construction method for auto-flowing floor |
| CN103274659A (en) * | 2013-05-13 | 2013-09-04 | 武汉理工大学 | Ardealite-based self-leveling material |
| CN108947464A (en) * | 2018-07-19 | 2018-12-07 | 贵州磷镁材料有限公司 | A kind of ground surface layer and its construction technology based on phosphorus magnesium material |
-
2019
- 2019-04-28 CN CN201910350561.7A patent/CN110130615B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101457581A (en) * | 2008-12-25 | 2009-06-17 | 中国建筑第八工程局有限公司 | Construction method for auto-flowing floor |
| CN103274659A (en) * | 2013-05-13 | 2013-09-04 | 武汉理工大学 | Ardealite-based self-leveling material |
| CN108947464A (en) * | 2018-07-19 | 2018-12-07 | 贵州磷镁材料有限公司 | A kind of ground surface layer and its construction technology based on phosphorus magnesium material |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116041022A (en) * | 2022-11-25 | 2023-05-02 | 深圳市青青源科技有限公司 | High-precision dimension self-leveling gypsum and manufacturing method thereof |
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