CN104842448B - Method for making inorganic compound type cement base plate, cable trough cover plate and sidewalk stepping plate - Google Patents

Method for making inorganic compound type cement base plate, cable trough cover plate and sidewalk stepping plate Download PDF

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Publication number
CN104842448B
CN104842448B CN201510138099.6A CN201510138099A CN104842448B CN 104842448 B CN104842448 B CN 104842448B CN 201510138099 A CN201510138099 A CN 201510138099A CN 104842448 B CN104842448 B CN 104842448B
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China
Prior art keywords
base
added
plus
fabric
layer
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CN201510138099.6A
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CN104842448A (en
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方卫红
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ZHONGTAI INTERNATIONAL HIGH-TECH Co Ltd
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ZHONGTAI INTERNATIONAL HIGH-TECH Co Ltd
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B23/00—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects
    • B28B23/02—Arrangements specially adapted for the production of shaped articles with elements wholly or partly embedded in the moulding material; Production of reinforced objects wherein the elements are reinforcing members
    • 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
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
    • E01C15/00—Pavings specially adapted for footpaths, sidewalks or cycle tracks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
    • H02G3/00—Installations of electric cables or lines or protective tubing therefor in or on buildings, equivalent structures or vehicles
    • H02G3/02—Details
    • H02G3/04—Protective tubing or conduits, e.g. cable ladders or cable troughs
    • H02G3/0406—Details thereof
    • H02G3/0418—Covers or lids; Their fastenings

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Ceramic Engineering (AREA)
  • Structural Engineering (AREA)
  • Civil Engineering (AREA)
  • Architecture (AREA)
  • Inorganic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Road Paving Structures (AREA)
  • Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)

Abstract

The invention discloses a method for making an inorganic compound type cement base plate. The method includes the following steps: a mold is cleaned and coated with releasing agents to be aired; power of an idle machine is supplied to carry out test running on the machine; 5-mm-thickness face materials without coarse aggregate are added; a first gridding cloth layer is added on the face layer and completely pressed into the face materials through the mold, wherein it is guaranteed that the face materials and the gridding cloth are completely fused to achieve the uncoursed aim; 10-mm-thickness base materials are added; a second gridding cloth layer is added and pressed into the base materials through the mold; a reinforcing steel bar mesh layer is added; then 5-mm-thickness base materials are added; two gridding cloth layers are continuously added, wherein it is guaranteed that the gridding cloth layers are fused with the slurry; 5-mm-thickness face materials without coarse aggregate are added, and shinning is carried out; the product is conveyed to a maintenance frame; leveling is carried out through a leveling instrument to prevent the product from being deformed; the product is covered with pelure paper, and water losses are prevented in the product maintenance hydration process. The invention further provides an inorganic compound type cement base cable trough cover plate and an inorganic compound type cement base sidewalk stepping plate made with the method for making the inorganic compound type cement base plate.

Description

Inorganic composite type concrete substrate preparation method, cable trough cover boards and sidewalk slab
Technical field
The present invention relates to composite concrete board manufacturing technology, particularly relate to a kind of inorganic composite type concrete substrate preparation method, Cable trough cover boards and sidewalk slab.
Background technology
Concrete substrate is widely used, is usually used in building field, common concrete cement pdm substrate, and build is heavy and applies Work labor intensive is big, product embrittlement, the easy chipping of cutting, and load is low, easy fracture, and hierarchical structure is simple, material is less.
The content of the invention
In view of this, it is an object of the invention to propose a kind of inorganic composite type concrete substrate preparation method, cable through cover Plate and sidewalk slab, lightweight, easy construction, load are high and not easy to break.
Based on the inorganic composite type concrete substrate preparation method that the above-mentioned purpose present invention is provided, comprise the following steps：
Cleaning mould is played releasing agent and is dried；
Empty machine switch power supply try engine；
Plus the fabric of the thick non-coarse aggregates of 5mm；
Add ground floor grid cloth after surface layer and grid cloth is completely forced into fabric with mould, it is ensured that fabric is complete with grid cloth Full fusion reaches not stratified purpose；
Plus the thick base-materials of 10mm；
Plus second layer grid cloth and with mould grid cloth be pressed into base-material in；
Plus one layer of reinforced mesh；
Again plus the thick base-materials of 5mm；
Continuously add two 2 layers of grid cloth, it is ensured that every layer of grid cloth all must be with slurry fusion；
Plus the thick non-coarse aggregates of 5mm fabric and receive light；
Product is transported on nursing frame；
It is levelling preventing deformation of products with horizon rule；
Covered with mulberry paper, water loss during prevention product maintenance aquation；
Wherein, to the fabric of described plus 5mm thick non-coarse aggregate the step of the fabric of described plus 5mm thick non-coarse aggregate And when receiving the step of light and carrying out, it is ensured that vibrations process does not stop.
In some embodiments, the base-material includes cement, water, sand, rubble, flyash, additive, inorganic blending Material, its weight proportion is 380：130：502：1300：74：7.8：8；
Wherein, inorganic admixture is main based on inorganic mineral fiber and levigate sawdust (120-150 mesh), is subject to other Mineral miberal powder is formulated, and its proportioning (weight) is：Levigate sawdust：Inorganic mineral fiber：Ground blast furnace slag=5：1：2；
The base-material should be noted in stirring：Preferably use single horizontal axis forced mixer；Vertical shaft forced action type should not be used Mixer；Self-dumping mixer should not be used；Necessary siccative is stirred more than 2 minutes during stirring, adds water stirring more than 5 points Clock, so that compound material stirs.
In some embodiments, the fabric of the non-coarse aggregate refers to be added without the base-material of rubble and by base-material making side Mixture obtained in method.
In some embodiments, the quality index of the grid cloth includes：
It is 8mm × 6mm through × latitude mesh centre-to-centre spacing, aoxidizes weight percent zirconia >=14.5%, titania weight percentage It is 6 ± 0.5%, mass area ratio >=160g/m2, silk weight >=145-150g/m2, warp-wise fracture strength >=1900N/50mm × 200mm, broadwise fracture strength >=1400N/50mm × 200mm is≤0.5%, alkaline-resisting strength retention through broadwise breaking strain >=90%.
Another aspect of the present invention additionally provides a kind of using inorganic composite type concrete substrate preparation method system as described above The inorganic composite type cement base cable trough cover boards for obtaining, the cable through cover plate thickness is 25mm.
Another aspect of the present invention additionally provides a kind of using inorganic composite type concrete substrate preparation method system as described above The inorganic composite type cement base sidewalk slab for obtaining, the sidewalk pedestrian plate thickness is 50mm.
From the above it can be seen that the inorganic composite type concrete substrate preparation method that the present invention is provided, using the making Inorganic composite type concrete substrate, cable trough cover boards and sidewalk slab obtained in method, lightweight, easy construction, product has tough Property can arbitrarily cut, load is high, and excess load product is not broken, inside for various unlike materials hierarchical structure.
Brief description of the drawings
The simple flow schematic diagram of the inorganic composite type concrete substrate preparation method embodiment that Fig. 1 is provided for the present invention；
Fig. 2 is for using inorganic composite type obtained in the inorganic composite type concrete substrate preparation method embodiment for providing of the invention The cross-sectional view of concrete substrate；
Fig. 3 is that inorganic composite type concrete substrate tests schematic diagram；
Fig. 4 is normal concrete development test schematic diagram；
Fig. 5 is the schematic diagram of the inorganic composite type concrete substrate for shedding loading weight；
Fig. 6 is the schematic diagram of the normal concrete product for shedding loading weight；
The structural representation of the inorganic composite type cement base cable trough cover boards embodiment that Fig. 7 is provided for the present invention；
The schematic front view of the inorganic composite type cement base sidewalk slab embodiment that Fig. 8 a are provided for the present invention；
The schematic top plan view of the inorganic composite type cement base sidewalk slab embodiment that Fig. 8 b are provided for the present invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, below in conjunction with specific embodiment, and reference Accompanying drawing, the present invention is described in more detail.
It should be noted that the statement of all uses " first " and " second " is for differentiation two in the embodiment of the present invention The entity of individual same names non-equal or the parameter of non-equal, it is seen that " first " " second " should not only for the convenience of statement The restriction to the embodiment of the present invention is interpreted as, subsequent embodiment is no longer illustrated one by one to this.
Referring to the drawings 1, for the simple flow of the inorganic composite type concrete substrate preparation method embodiment for providing of the invention shows It is intended to.
The inorganic composite type concrete substrate preparation method, comprises the following steps：
Step 1：Cleaning mould is played releasing agent and is dried；
Step 2：Empty machine switch power supply try engine；
Step 3：Plus the fabric of the thick non-coarse aggregates of 5mm；
Step 4：Add ground floor grid cloth after surface layer and grid cloth is completely forced into fabric with mould, it is ensured that fabric and net Ge Bu is merged reach not stratified purpose completely；
Step 5：Plus the thick base-materials of 10mm；
Step 6：Plus second layer grid cloth and with mould grid cloth be pressed into base-material in；
Step 7：Plus one layer of reinforced mesh；
Step 8：Again plus the thick base-materials of 5mm；
Step 9：Continuously add two 2 layers of grid cloth, it is ensured that every layer of grid cloth all must be with slurry fusion；
Step 10：Plus the thick non-coarse aggregates of 5mm fabric and receive light；
Step 11：Product is transported on nursing frame；
Step 12：It is levelling preventing deformation of products with horizon rule；
Step 13：Covered with mulberry paper, water loss during prevention product maintenance aquation；
Wherein, the step of the fabric of described plus 5mm thick non-coarse aggregate 3 to the face of described plus 5mm thick non-coarse aggregate When expecting and receive the step 10 of light and carrying out, it is ensured that vibrations process does not stop.
Manufacturing process requirement：
Mould：Mould should have enough intensity, rigidity and stability.The dimension limit deviation of mould is -2mm~0.Pouring Mould should clearly be wiped clean before building up type, and in its inwall coating release agent.
The processing of reinforced mesh：All reinforcing bar joinings of framework of steel reinforcement should be welded；Length of Reinforcement Before Being Incised and the spacing limit Deviation is ± 3mm.
Match ratio：During concrete batching mix, cement presses drying regime gauge, and weighing should be accurate to ± 1%；Aggregate is adopted With aggregate is dried, weighing should be accurate to ± 2%；Water, additive metering error ± 1%；Chopped strand volume should be not less than 1.5kg/m3, preferably using 5kg electronic scale weighings, error in dipping ± 1%.
Stirring：Should be stirred using forced mixer；Feeding sequence be aggregate, cement, chopped strand, water, additive, it is short Cut fiber dispersion to add, the dry-mixed time is not less than 30s；Water, additive are added after dry-mixed.Mixing time is not less than after the completion of feeding intake 180s。
Shaping：Shake table vibration moulding；Reinforced mesh should take measures to position, and framework of steel reinforcement is along thickness of slab direction site error It is not to be exceeded ± 3mm (to cover plate top surface direction to be negative to cover plate bottom surface direction just).
Maintenance and the demoulding：The cover plate for finishing is poured to be supported using covered rearing with plastic film preferably in the case where 15 DEG C of indoor environment is not less than Shield；Can the demoulding when concrete strength reaches the 40% of design strength；Should prevent from damaging cover plate corner angle during the demoulding；After the demoulding, Cover plate thin-film package or watering maintenance should not be less than 14d；Watering number of times is can keep concrete when using watering maintaining process Surface is defined in wetting state, and is covered with plastic cloth.
Preferably, with reference to table 1 below, the base-material includes cement, water, sand, rubble, flyash, additive, inorganic blending Material, its weight proportion is 380：130：502：1300：74：7.8：8；
Wherein, inorganic admixture is main based on inorganic mineral fiber and levigate sawdust (120-150 mesh), is subject to other Mineral miberal powder is formulated, and its proportioning (weight) is：Levigate sawdust：Inorganic mineral fiber：Ground blast furnace slag=5：1：2；
The base-material should be noted in stirring：Preferably use single horizontal axis forced mixer；Vertical shaft forced action type should not be used Mixer；Self-dumping mixer should not be used；Necessary siccative is stirred more than 2 minutes during stirring, adds water stirring more than 5 points Clock, so that compound material stirs.
The inorganic composite type cement-based material match ratio of table 1
Title Cement Water Sand Rubble Flyash Additive Inorganic admixture
Consumption/cube 380㎏ 130㎏ 502㎏ 1300㎏ 74㎏ 7.8㎏ 8㎏
It is required that Po42.5 Running water In it is thick 5—10㎜ I grade Polycarboxylic acids Compound material
Material technology requirement：
Cement：42.5 grades of portland cement, Portland cement should be not less than using strength grade.
Aggregate：Coarse aggregate should use rubble, and particle maximum particle diameter is 10mm；Fine aggregate should use natural sand or Machine-made Sand.
Additive：The additive that may cause steel bar corrosion should not be mixed.
Chopped strand：Fibre length 8mm~19mm.
Netted strengthening material：Mass area ratio should be not less than 160g/m2, should use alkali-resistant glass fibre screen cloth.
Reinforcing bar：Hot rolled ribbed bars, cold rolled reinforcing steel bar with ribs or cold-drawn low-carbon wire should be used.
Rebar surface should clean, not damaged, the dirty and floating rust of oil stain, paint etc. should using it is preceding remove it is clean；Reinforcing bar should it is straight, Without local buckling.
Further, the fabric of the non-coarse aggregate refers to be added without the base-material of rubble and as obtained in base-material preparation method Mixture.
Preferably, with reference to table 2 below, the quality index of the grid cloth includes：
It is 8mm × 6mm through × latitude mesh centre-to-centre spacing, aoxidizes weight percent zirconia >=14.5%, titania weight percentage It is 6 ± 0.5%, mass area ratio >=160g/m2, silk weight >=145-150g/m2, warp-wise fracture strength >=1900N/50mm × 200mm, broadwise fracture strength >=1400N/50mm × 200mm is≤0.5%, alkaline-resisting strength retention through broadwise breaking strain >=90%.
The grid cloth quality index of table 2
2 for using inorganic obtained in the inorganic composite type concrete substrate preparation method embodiment for providing of the invention referring to the drawings The cross-sectional view of composite cement substrate.
The inorganic composite type concrete substrate, includes successively from the bottom up：First precoat 101, the first binder layer 301, Second binder layer 302, the second precoat 102；
First scrim layer 201 is set in first precoat 101, second grid cloth is set in the first binder layer 301 Layer 202, and first binder layer 301 sets bar-mat reinforcement lamella 401, second binder layer near the position of the second binder layer 3rd scrim layer 203 and the 4th scrim layer 204 are set from the bottom to top in 302.
Below by load contrast test, the property of the inorganic composite type concrete substrate and normal concrete product is contrasted Energy：
Such as Fig. 3 for inorganic composite type concrete substrate is tested.
Wherein the size of inorganic composite type concrete substrate is 750 ㎜ × 500 ㎜ × 25 ㎜；
212 pieces of bricks are stacked in Fig. 3 on inorganic composite type concrete substrate, gross weight is 212 pieces of brick × 2 ㎏/block=424 ㎏.As shown in Figure 3, inorganic composite type concrete substrate does not produce any crackle.
If Fig. 5 is to shed the inorganic composite type concrete substrate for loading weight.As shown in figure 5, shedding the nothing after loading weight Machine composite cement substrate is counter to be popped into position.
If Fig. 4 is normal concrete development test.
The size of wherein normal concrete product is similarly 750 ㎜ × 500 ㎜ × 25 ㎜；
It is general after being stacked 72 pieces of bricks (gross weight is 72 pieces of brick × 2 ㎏/block=144 ㎏) in Fig. 4 on normal concrete product There is fracture in logical concrete product.
And shedding the normal concrete product after loading weight, be broken cannot resilience (as shown in Figure 6).
From the above it can be seen that the inorganic composite type concrete substrate preparation method that the present invention is provided, using the making Inorganic composite type concrete substrate obtained in method, lightweight, easy construction, product flexible can arbitrarily cut, and load is high, super negative Lotus product is not broken, and inside is the hierarchical structure of various unlike materials.
Another aspect of the present invention additionally provides a kind of using inorganic composite type concrete substrate preparation method as described above Obtained inorganic composite type cement base cable trough cover boards, the cable through cover plate thickness be 25mm, be primarily adapted for use in railroad bridge, In the engineerings such as yard, roadbed, tunnel.
As shown in fig. 7, the cable trough cover boards include cover plate main body 10, the bottom surface both sides of cover plate main body 10 have to be used for and electricity The top contacts 40 of the side wall top surface contact of cable groove 30, the bottom surface both sides of cover plate main body 10 protrude out what is be parallel to each other separately down Two stiffeners 50, stiffener lateral surface is cable trough sidewall contact face 20；
Wherein, referring to the drawings 2, the cover plate main body 10 includes successively from the bottom up：First precoat 101, the first base-material The 301, second binder layer 302 of layer, the second precoat 102；
First scrim layer 201 is set in first precoat 101, second grid cloth is set in the first binder layer 301 Layer 202, and first binder layer 301 sets bar-mat reinforcement lamella 401, second binder layer near the position of the second binder layer 3rd scrim layer 203 and the 4th scrim layer 204 are set from the bottom to top in 302.
Another aspect of the present invention additionally provides a kind of using inorganic composite type concrete substrate preparation method as described above Obtained inorganic composite type cement base sidewalk slab, the sidewalk pedestrian plate thickness is 50mm, is primarily adapted for use in：Railway bridge For personnel and the current step plate of small machine in the engineerings such as beam, yard, roadbed, tunnel.
As shown in figs. 8 a and 8b, the sidewalk slab includes step plate main body 60, and 60 upper surfaces of step plate main body are centrally disposed There are center reticulation patterns 61, the both sides of center reticulation patterns 61 are provided with the avette decorative pattern 62 of goose；
Wherein, referring to the drawings 2, the step plate main body 60 includes successively from the bottom up：First precoat 101, the first base-material The 301, second binder layer 302 of layer, the second precoat 102；
First scrim layer 201 is set in first precoat 101, second grid cloth is set in the first binder layer 301 Layer 202, and first binder layer 301 sets bar-mat reinforcement lamella 401, second binder layer near the position of the second binder layer 3rd scrim layer 203 and the 4th scrim layer 204 are set from the bottom to top in 302.
Those of ordinary skill in the art should be understood：Specific embodiment of the invention is the foregoing is only, and The limitation present invention, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. are not used in, Should be included within protection scope of the present invention.

Claims (3)

1. a kind of inorganic composite type concrete substrate preparation method, it is characterised in that comprise the following steps：
Cleaning mould is played releasing agent and is dried；
Empty machine switch power supply try engine；
Plus the fabric of the thick non-coarse aggregates of 5mm；
Add ground floor grid cloth after surface layer and grid cloth is completely forced into fabric with mould, it is ensured that fabric melts completely with grid cloth Conjunction reaches not stratified purpose；
Plus the thick base-materials of 10mm；
Plus second layer grid cloth and with mould grid cloth be pressed into base-material in；
Plus one layer of reinforced mesh；
Again plus the thick base-materials of 5mm；
Continuously add two-grid cloth, it is ensured that every layer of grid cloth all must be with slurry fusion；
Plus the thick non-coarse aggregates of 5mm fabric and receive light；
Product is transported on nursing frame；
It is levelling preventing deformation of products with horizon rule；
Covered with mulberry paper, water loss during prevention product maintenance aquation；
Wherein, add the fabric of the thick non-coarse aggregates of 5mm and receive to described the step of the fabric of described plus 5mm thick non-coarse aggregate When the step of light is carried out, it is ensured that vibrations process does not stop；
The fabric of the non-coarse aggregate refers to the base-material and the mixture as obtained in base-material preparation method for being added without rubble；The net The quality index of lattice cloth includes：It is 8mm × 6mm through × latitude mesh centre-to-centre spacing, aoxidizes weight percent zirconia >=14.5%, titanium oxide Percentage by weight is 6 ± 0.5%, mass area ratio >=160g/m2, silk weight >=145-150g/m2, warp-wise fracture strength >= 1900N/50mm × 200mm, broadwise fracture strength >=1400N/50mm × 200mm is≤0.5% through broadwise breaking strain, resistance to Alkali strength retention >=90%；
The base-material includes cement, water, sand, rubble, flyash, additive, inorganic admixture, and its weight proportion is 380：130： 502：1300：74：7.8：8；
Wherein, inorganic admixture includes the levigate sawdust of 120-150 purposes, inorganic mineral fiber and ground blast furnace slag, its weight proportion For：Levigate sawdust：Inorganic mineral fiber：Ground blast furnace slag=5：1：2；
The base-material should be noted in stirring：Preferably use single horizontal axis forced mixer；Should not be stirred using vertical shaft forced action type Machine；Self-dumping mixer should not be used；Necessary siccative is stirred more than 2 minutes during stirring, adds water stirring more than 5 minutes, with Just compound material stirs.
2. a kind of using inorganic composite type cement obtained in inorganic composite type concrete substrate preparation method as claimed in claim 1 Base cable trough cover boards, it is characterised in that the cable through cover plate thickness is 25mm.
3. a kind of using inorganic composite type cement obtained in inorganic composite type concrete substrate preparation method as claimed in claim 1 Base sidewalk slab, it is characterised in that the sidewalk pedestrian plate thickness is 50mm.
CN201510138099.6A 2015-03-26 2015-03-26 Method for making inorganic compound type cement base plate, cable trough cover plate and sidewalk stepping plate Expired - Fee Related CN104842448B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510138099.6A CN104842448B (en) 2015-03-26 2015-03-26 Method for making inorganic compound type cement base plate, cable trough cover plate and sidewalk stepping plate

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Application Number Priority Date Filing Date Title
CN201510138099.6A CN104842448B (en) 2015-03-26 2015-03-26 Method for making inorganic compound type cement base plate, cable trough cover plate and sidewalk stepping plate

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CN104842448B true CN104842448B (en) 2017-05-24

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Publication number Priority date Publication date Assignee Title
CN100337804C (en) * 2004-01-18 2007-09-19 熊吉如 Apparatus and method for producing foaming concrete construction wall plate coated by glass fiber reinforced cement
EP1705164A1 (en) * 2005-03-25 2006-09-27 I.C.R.S. Industrial Ceramic Reinforcement Solution S.r.L. A panel particularly for use in platform floors and process for the preparation of said panel
CN102785423A (en) * 2012-08-15 2012-11-21 南京倍立达实业有限公司 Anti-cracking low-shrinkage-deformation fiber-cement product and production method thereof
CN102786274A (en) * 2012-08-29 2012-11-21 王德占 Light high-strength artificial stone
CN102979206B (en) * 2012-11-12 2014-08-27 青岛科瑞新型环保材料有限公司 Inorganic thermal mortar composite vacuum heat insulation board and preparation method thereof
CN102979205B (en) * 2012-11-12 2014-11-05 青岛科瑞新型环保材料有限公司 Foaming cement composite vacuum heat insulation plate and preparation method thereof
CN103240927B (en) * 2013-05-10 2015-02-18 南京倍立达新材料系统工程股份有限公司 Reinforced cement machine-made board with three-dimensional cavity fiber structure and production method of board

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