CN105735496B - A kind of vacuum insulation composite decoration thermal-insulation plate and preparation method thereof - Google Patents
A kind of vacuum insulation composite decoration thermal-insulation plate and preparation method thereof Download PDFInfo
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- CN105735496B CN105735496B CN201610139139.3A CN201610139139A CN105735496B CN 105735496 B CN105735496 B CN 105735496B CN 201610139139 A CN201610139139 A CN 201610139139A CN 105735496 B CN105735496 B CN 105735496B
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- 238000009413 insulation Methods 0.000 title claims abstract description 105
- 239000002131 composite material Substances 0.000 title claims abstract description 53
- 238000005034 decoration Methods 0.000 title claims abstract description 34
- 238000002360 preparation method Methods 0.000 title claims abstract description 18
- 239000006260 foam Substances 0.000 claims abstract description 61
- 239000004814 polyurethane Substances 0.000 claims abstract description 60
- 229920002635 polyurethane Polymers 0.000 claims abstract description 59
- 239000000463 material Substances 0.000 claims description 50
- 238000010438 heat treatment Methods 0.000 claims description 21
- 238000005520 cutting process Methods 0.000 claims description 20
- 238000005187 foaming Methods 0.000 claims description 20
- 229920005830 Polyurethane Foam Polymers 0.000 claims description 19
- 239000011496 polyurethane foam Substances 0.000 claims description 18
- 239000003795 chemical substances by application Substances 0.000 claims description 15
- 238000011417 postcuring Methods 0.000 claims description 9
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 238000004519 manufacturing process Methods 0.000 claims description 7
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 claims description 6
- 239000004411 aluminium Substances 0.000 claims description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 6
- 239000000378 calcium silicate Substances 0.000 claims description 6
- 229910052918 calcium silicate Inorganic materials 0.000 claims description 6
- OYACROKNLOSFPA-UHFFFAOYSA-N calcium;dioxido(oxo)silane Chemical compound [Ca+2].[O-][Si]([O-])=O OYACROKNLOSFPA-UHFFFAOYSA-N 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 6
- 239000003973 paint Substances 0.000 claims description 5
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 claims description 4
- 229910052749 magnesium Inorganic materials 0.000 claims description 4
- 239000011777 magnesium Substances 0.000 claims description 4
- 229910021529 ammonia Inorganic materials 0.000 claims description 3
- 150000002148 esters Chemical class 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000011120 plywood Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 13
- 239000004570 mortar (masonry) Substances 0.000 abstract description 4
- 239000000853 adhesive Substances 0.000 abstract description 3
- 230000001070 adhesive effect Effects 0.000 abstract description 3
- 238000005265 energy consumption Methods 0.000 description 16
- 230000000694 effects Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 5
- 238000004321 preservation Methods 0.000 description 5
- 238000002474 experimental method Methods 0.000 description 4
- 239000004795 extruded polystyrene foam Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- 238000000576 coating method Methods 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 229910000838 Al alloy Inorganic materials 0.000 description 2
- 238000005253 cladding Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004794 expanded polystyrene Substances 0.000 description 2
- 239000004088 foaming agent Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000007592 spray painting technique Methods 0.000 description 2
- JOYRKODLDBILNP-UHFFFAOYSA-N Ethyl urethane Chemical compound CCOC(N)=O JOYRKODLDBILNP-UHFFFAOYSA-N 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000003287 bathing Methods 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 239000004566 building material Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003031 feeding effect Effects 0.000 description 1
- 238000000227 grinding Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920006327 polystyrene foam Polymers 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000009417 prefabrication Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/78—Heat insulating elements
- E04B1/80—Heat insulating elements slab-shaped
- E04B1/803—Heat insulating elements slab-shaped with vacuum spaces included in the slab
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F13/00—Coverings or linings, e.g. for walls or ceilings
- E04F13/07—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor
- E04F13/08—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements
- E04F13/0875—Coverings or linings, e.g. for walls or ceilings composed of covering or lining elements; Sub-structures therefor; Fastening means therefor composed of a plurality of similar covering or lining elements having a basic insulating layer and at least one covering layer
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/242—Slab shaped vacuum insulation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/10—Insulation, e.g. vacuum or aerogel insulation
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Building Environments (AREA)
- Laminated Bodies (AREA)
- Refrigerator Housings (AREA)
- Thermal Insulation (AREA)
Abstract
A kind of vacuum insulation composite decoration thermal-insulation plate and preparation method thereof, including rigid poly urethanes insulating foam, vacuum heat-insulating plate and decorative panel, vacuum heat-insulating plate is wrapped in inside rigid poly urethanes insulating foam, and decorative panel is arranged on the outside of rigid poly urethanes insulating foam.The thermal insulation board of the present invention sets decorative layer in outside, eliminates the surface construction outside insulating layer of external wall, and the adhesion strength of polyurethane and finish coat is higher than general adhesive mortar, whole safety and reliability, simultaneously solve exterior wall exterior finish construction it is cumbersome, it is long in time limit, it is of high cost the problem of.
Description
Technical field
The present invention relates to a kind of vacuum insulation composite decoration thermal-insulation plates and preparation method thereof, belong to building material field, system
Standby composite plate can apply External Thermal Insulation System, be particularly suitable for the external thermal insulation field of super low energy consumption building.
Background technology
As maximum developing country, China's per Unit GDP Energy Consumption is world average level more than 2 times, in face of increasingly
Severe energy security situation, country are all carrying forward vigorously energy-saving and emission-reduction in every field.Building energy consumption occupies China's total energy consumption
20 ~ 30%, therefore building energy conservation is just particularly important.Newest building energy-saving standard be northern area and Xia Redong coldly
The cities and towns residential architecture in area is 65%, other building energy conservations are 50%, and only a few regional requirements are 75%.Due to China's building energy conservation
Develop later, various aspects all owe maturation compared with European and American developed countries, and energy-saving technological measure and standard also fall behind, but overall relatively
For, super low energy consumption building, green building are the development trends of China's building.
Super low energy consumption building is commonly referred to as passive type building at home, i.e., without the heating of active and air-conditioning or using extremely low
Energy consumption can maintain the building of comfortable indoor thermal environment.The peripheral structure of passive type building requirements building has pole
Good heat insulation effect and seal is seen according to the situation that current passive type is built, and is kept the temperature using the best organic of heat-insulating property
Material polyurethane or polystyrene foam do insulation construction, and thickness is more than 15cm, and uses vacuum insulation composite insulation boards,
Overall thickness control is resistant to the heat preservation demand for meeting super low energy consumption building within 5cm.
Assembled architecture is the main flow direction of engineering construction, that is, builds house as production automobile, carry out work comprehensively
Factory's Prefabrication, the build model that scene is assembled.Vacuum insulation composite decoration thermal-insulation plate is a kind of collection heat preservation and decoration
In the prefabricated module of one, the secondary construction in decoration of exterior wall face is eliminated, quality can be also controlled better.
Invention content
The vacuum insulation composite decoration thermal-insulation plate of the present invention is a kind of external heat preserving structure for exterior wall for integrating insulation and decoration,
It is combined by vacuum heat-insulating plate, hard polyurethane foam and decoration panel, is mainly used in the periphery of super low energy consumption building
Protection structure external thermal insulation.Wherein, vacuum heat-insulating plate is main thermal insulation material, and hard polyurethane foam is secondary thermal insulation material and vacuum
The protection materials of heat-insulating shield, decorative panel are external wall decorative material.
The present invention solves the problems, such as it is that super low energy consumption architectural exterior insulation structure is excessive using conventional thermal insulation material thickness, unfavorable
In constructing and there are security risks；Vacuum heat-insulating plate is easily scraped off gas leakage when directly applying to exterior-wall heat insulation construction, seriously affects
Heat insulation effect；The construction of exterior wall exterior finish is cumbersome, long in time limit, of high cost.The thermal insulation board of the present invention sets decorative layer in outside, exempts from
The surface construction outside insulating layer of external wall is removed, and the adhesion strength of polyurethane and finish coat is higher than general adhesive mortar, it is whole
Safety and reliability.
The technical solution adopted by the present invention is：
A kind of vacuum insulation composite decoration thermal-insulation plate, including rigid poly urethanes insulating foam, vacuum heat-insulating plate and decorative panel,
Vacuum heat-insulating plate is wrapped in inside rigid poly urethanes insulating foam, and decorative panel is arranged on the outside of rigid poly urethanes insulating foam.
Preferably, the decorative panel is any one in color steel, aluminium sheet, calcium silicate board with microporous, glass magnesium board.As excellent
Choosing, decorative panel band single side spray painting facing.
Preferably, the overall thickness of rigid poly urethanes insulating foam is 1.0-3.0 times of vacuum insulation plate thickness.
Preferably, the thickness of the rigid poly urethanes insulating foam of vacuum heat-insulating plate both sides is identical.
Preferably, the density of the dual-component polyurethane rigid foam is 25 ~ 50kg/m3, thermal conductivity factor 0.018
~0.030 W/（m·K）.
The thickness of rigid poly urethanes insulating foam is S1, and the thickness of vacuum heat-insulating plate is S2, and decoration plate thickness is S3, compound
Plate overall thickness is B, meets equation below：S1>20mm, 30mm<B<200mm,10mm<S2<50mm,0.5mm<S3<50mm.
A kind of preparation method for manufacturing foregoing vacuum insulation composite decoration thermal-insulation plate, which is characterized in that mold packet
The big side plate of two blocks be oppositely arranged, the small side plate of polylith and foam screens item are included, the external setting heating plate of the side plate is described big
The inner surface of side plate and small side plate coats releasing agent, and the decorative panel is tightly attached to the inner surface of one big side, small side plate is set
It puts in the surrounding of two pieces big side plate being oppositely arranged so that the three side sealing in big side plate four sides to be closed, so as to form an only one side
The mold of opening；
The foam screens item be at least one face set groove cuboid, the width and vacuum insulation of the groove
The thickness of plate is identical, for the edge of vacuum heat-insulating plate to be blocked；
Preferably, the foam screens item is the cuboid in upper and lower surface setting groove, the width of the groove
It is identical with the thickness of vacuum heat-insulating plate, for upper and lower two pieces of vacuum insulation versions to be blocked；
It after foam screens item is installed on ultra-thin vacuum heat-insulating plate, is then placed in mold, the opening of mold is used
Small side plate covers, and opens mold heating plate and is heated, and mold temperature is controlled at 40 ~ 60 DEG C, stops adding after reaching preset temperature
Heat.
Material hole is set on the top plate；
Rigid polyurethane foam material is injected by material hole in mold with polyurethane foaming machine；
Post curing 0.5 ~ 1 hour i.e. collapsible die is completed in foaming.
Preferably, holding multiple pieces vacuum heat-insulating plate in the mold, after form removal, takes out composite plate among VIP plate stitch
Cutting line is drawn, by cutting line cut up to required product.
Preferably, the mold is a kind of composable detachable mold, mold material is aluminium, aluminium alloy, steel, glass
One kind in the materials such as steel, mold design have locking device.
Preferably, the releasing agent is one kind in the dedicated aqueous release agent of polyurethane or oil-based release agent.
Preferably, the material of the foam screens item is any one in hard polyurethane foam, EPS, XPS, heat conduction
0.018 ~ 0.040 W/ of coefficient（m·K）.
Preferably, the width of the card slot of the foam screens item is identical with vacuum insulation plate thickness, it is 5 ~ 30mm.
Preferably, the foaming mould has gas vent, gas vent is round, 6 ~ 20mm of diameter.
Preferably, the gas vent is arranged on the small side plate in top, it is uniformly distributed in the center of small side plate.As excellent
Choosing, the material hole are arranged on the small side plate in top, and along the middle part of small side plate to both sides, compound plate thickness is B, and material hole is partly
Diameter is r, and the hole center of circle to small side plate center line distance is L, meets the following formula, r<L<B/2-r.Preferably, along small side plate
Middle part to both sides, two material holes are side by side one group, with the small mutually symmetrical relationship of side plate center line.
Relative to the prior art, the invention has the advantages that or advantage：
1）The thermal insulation board of the present invention sets decorative layer in outside, eliminates the surface construction outside insulating layer of external wall, and poly- ammonia
The adhesion strength of ester and finish coat is higher than general adhesive mortar, whole safety and reliability.
2）Vacuum heat-insulating plate is wrapped up by polyurethane, has blocked being in direct contact for vacuum heat-insulating plate and external environment, energy
Increase the service life of vacuum heat-insulating plate and reduce the proportion of goods damageds of vacuum heat-insulating plate in the construction process, avoid vacuum heat-insulating plate
Easily damaged in transporting and directly applying to exterior-wall heat insulation work progress the problem of.
3）Individually vacuum heat-insulating plate is taken to keep the temperature, cost is excessively high, individually takes polyurethane heat-insulation, and insulation layer thickness is excessive,
Therefore the present invention combines both, and on the one hand reduces cost, on the other hand reduces thickness.
4）Because polyurethane has good heat-insulating property, therefore coats vacuum heat-insulating plate with it, it can cause compound guarantor
Warm plate has excellent heat-insulating property, and the thermal conductivity factor of the heat preservation coating systems of composite plate can be reduced to 0.006 W/（m·K）With
Under, the thickness of super low energy consumption building insulating layer can be substantially reduced, the exterior-wall heat insulation layer thickness of super low energy consumption building can be reduced to
Below 7cm.
5）The present invention provides a kind of preparation methods of simply and easily vacuum insulation composite decoration thermal-insulation plate.
6）The present invention improves preparation efficiency by setting foam screens item and its manufacturing mold accordingly.
7）The present invention has reached the heat insulation effect optimized by optimizing the size of composite vacuum insulation plate.
8）The present invention reaches best exhaust and material feeding effect by optimizing the size positions relationship of gas vent and material hole
Fruit.
Description of the drawings
Fig. 1 is a kind of structure diagram of the vacuum insulation composite decoration thermal-insulation plate for super low energy consumption building.
Fig. 2 is the structure diagram of vacuum heat-insulating plate screens item.
Fig. 3 is the structure diagram of assembled mould.
Fig. 4 is a kind of preparation flow schematic diagram of the vacuum insulation composite decoration thermal-insulation plate for super low energy consumption building.
Fig. 5 is the schematic diagram that screens item is engaged with vacuum heat-insulating plate.
Fig. 6 is Fig. 1 vacuum insulation composite decorating board dimensional structure close-up schematic views.
Fig. 7 is the structure diagram of top plate.
Fig. 8 is screens size structure diagram.
In figure：1st, decoration panel；2nd, hard polyurethane foam；3rd, vacuum heat-insulating plate；4th, foam screens item, 5, foam screens item,
6th, material hole/gas vent；7th, gas vent；8th, top plate；9th, big side plate；10th, locking device；11st, small drafting board；12nd, heating plate；13、
Bottom plate.
Specific embodiment
Below in conjunction with the accompanying drawings, the invention will be further described.
Fig. 1 illustrates the vacuum insulation composite decoration thermal-insulation plate of the present invention, as shown in the figure, the thermal insulation board includes poly- ammonia
The hard heat-insulated foam 2 of ester, vacuum heat-insulating plate 3 and decorative panel 1, vacuum heat-insulating plate 3 are wrapped in rigid poly urethanes insulating foam 2
Face, i.e. the six of vacuum heat-insulating plate 3 face are all covered by rigid poly urethanes insulating foam 2, and decorative panel 1 is arranged on rigid polyurethane quality guarantee
The outside of warm bathing foam 2.
The present invention wraps up vacuum heat-insulating plate by polyurethane, and vacuum heat-insulating plate and the direct of external environment has been blocked to connect
It touches, increases the service life of vacuum heat-insulating plate, and avoid vacuum heat-insulating plate and transporting and directly applying to exterior-wall heat insulation
The problem of easily damaged in work progress, reduces the proportion of goods damageds of vacuum heat-insulating plate in the construction process.
Because polyurethane has heat insulation effect, therefore coats vacuum heat-insulating plate, thermal insulation board can be caused to have excellent guarantor
Warm nature energy, the thermal conductivity factor of the heat preservation coating systems of composite plate can be reduced to 0.006 W/（m·K）Hereinafter, it can substantially reduce super
The thickness of low energy building insulating layer, the exterior-wall heat insulation layer thickness of super low energy consumption building can be reduced to below 7cm.
The thermal insulation board of the present invention sets decorative layer in outside so that decorative layer is integrated with thermal insulation board, eliminates
Surface construction outside insulating layer of external wall saves process, and because the adhesion strength of polyurethane and finish coat is bonded than general
Mortar is high so that the wall entirety safety and reliability after thermal insulation board and its construction, it is not easy to come off.
Preferably, the decorative panel is any one in color steel, aluminium sheet, calcium silicate board with microporous, glass magnesium board.As excellent
Choosing, decorative panel band single side spray painting facing.
It is found through experiments that, the adhesion strength highest of polyurethane and calcium silicate board with microporous is higher by about 10% than other decorative panels.Cause
This is preferably, the decorative panel is calcium silicate board with microporous.
Preferably, the overall thickness of rigid poly urethanes insulating foam is 1.0-3.0 times of vacuum insulation plate thickness.It is total herein
Thickness refers in the cross section of thermal insulation board shown in FIG. 1, the sum of rigid poly urethanes insulating foam thickness of vacuum heat-insulating plate both sides.
That is the S11+S12 of Fig. 6.
It is set by above-mentioned thickness, on the one hand can adequately protect vacuum heat-insulating plate, avoid damage to, on the other hand, can
To obtain preferable heat insulation effect while lower cost.
Preferably, the thermal conductivity factor of vacuum heat-insulating plate is 0.0020 ~ 0.0035 W/（m·K）.
Preferably, the thickness of the rigid poly urethanes insulating foam of vacuum heat-insulating plate both sides is identical.
Preferably, the density of the hard polyurethane foam is 25 ~ 50kg/m3, further preferably 30-40 kg/
m3；Thermal conductivity factor is 0.018 ~ 0.030 W/（m·K）, further preferably 0.022 ~ 0.026 W/（m·K）.
It finds in an experiment, in order to ensure to reach best heat insulation effect, the vacuum heat-insulating plate 1 and rigid poly urethanes
The thickness of foam 2 needs to meet a kind of best relation, if the thickness of i.e. vacuum heat-insulating plate becomes larger, hard polyurethane foam 2
Thickness just become smaller accordingly, meanwhile, if if the thickness of vacuum heat-insulating plate becomes smaller, the thickness of hard polyurethane foam 2
Just become larger accordingly, but both above-mentioned is not simple inverse ratio or direct ratio, but meet certain rule variation, pass through
Research regulation changes so that can meet heat preservation demand, while also be avoided that the waste of material, reduce cost, while also for not
The vacuum heat-insulating plate of stack pile provides the optimum thickness of hard polyurethane foam 2.
The thickness of rigid poly urethanes insulating foam is S1, and the thickness of vacuum heat-insulating plate is S2, and decoration plate thickness is S3, compound
Plate overall thickness is B, meets equation below：S1>20, unit is mm, 30mm<B<200mm,10mm<S2<50mm,0.5mm<S3<
50mm。
Preferably, 70mm<B<140mm,20mm<S2<40mm,10mm<S3<40mm.
Further preferably, 100mm<B<110mm,25mm<S2<35mm,20mm<S3<30mm.
It is preferred that the thickness of rigid poly urethanes insulating foam is S1, the thickness of vacuum heat-insulating plate is S2, meets equation below：
S1=a*S2+b, wherein a, b are coefficients, -1.20<a<- 1.25,70<b<75.
Further preferably, 10mm<S2<50mm,S1<64mm.
Wherein S1 is exactly the S11+S12 in Fig. 6.
Above-mentioned formula is obtained by carrying out numerical simulation and a large amount of experiment, has very high accuracy, can
Greatly optimization heat insulation effect.
Preferably, the dimensional structure of screens item is corresponding with vacuum insulation composite decorating board, and as shown in Fig. 8, card
The width of the card slot of position item is S2, and the width of screens both sides convex block is S11 and S12 respectively.Because the above structure of screens item
Also meet equation below：S1=a*S2+b, wherein a, b are coefficients, -1.20<a<- 1.25,70<b<75.
Further preferably, 10mm<S2<50mm,S1<64mm.
Wherein S1 is exactly the S11+S12 in Fig. 8.
Mold and system are prepared the present invention also provides a kind of foregoing vacuum insulation composite decoration thermal-insulation plate of manufacture
Preparation Method, it is described to prepare mold as shown in figure 3, two pieces big side plate 9, the small side plate 11 of polylith and foam screens including being oppositely arranged
Item 4,5, the outer surface setting heating plate 12 of the big side plate, described two pieces big side plate 9 is oppositely arranged, so as to two pieces of big sides
Space is formed between plate 9, the small side plate 11 is used for surrounding the space that big side plate 9 is formed, so that big side plate 9 and small side plate
11 spaces formed are cuboid, wherein big side plate and small side plate are respectively formed four faces of cuboid.
Gas vent and material hole are set on the top plate.
The grinding tool further includes screens item 4,5.The screens item 5 be cuboid, opposite two face of the screens item 5
Distance be less than or the distance of inner surface equal to two pieces big side plate.The distance of the inner surface of the big side plate of two blocks at this time refers to
After the inner surface of one big side is tightly attached in one face of decorative panel, another face of decorative panel and the big side for being fitted without decorative panel
The distance between the inner surface in face.
The screens item 5 be upper and lower surface setting groove cuboid, the width and vacuum insulation of the groove
The thickness of plate is identical, is mainly used for the fixation of unilateral vacuum heat-insulating plate.
The foam screens item 4 be in one side set groove cuboid, the width and vacuum heat-insulating plate of the groove
Thickness it is identical, be mainly used for the fixation of bilateral vacuum heat-insulating plate.
The preparation method includes the following steps：
1）The inner surface of the big side plate 9 and small side plate 11 coats releasing agent, and the decorative panel is tightly attached to a big side
Inner surface；
2）Small side plate 11 is arranged on to the surrounding of the big side plate 9 of two blocks be oppositely arranged with by the three side sealing in big side plate four sides
It closes, so as to form a mold that only one side is open；Upper space as shown in Figure 3；
3）The edge of vacuum heat-insulating plate is placed in the groove of the foam screens item, it will be true by foam screens item
The edge of empty heat-insulating shield is blocked；
4）The opening that vacuum heat-insulating plate with foam screens is passed through into mold（Upper space as shown in Figure 3）It is put into mould
In tool, then the opening of mold is covered using small side plate；
5）It opens mold heating plate to be heated, the temperature in mold is controlled at 40 ~ 60 DEG C, is closed after reaching preset temperature
Close heating plate；
6）Polyurethane combined material is injected by the material hole on small side plate in mold with polyurethane foaming machine；
7）Post curing 0.5 ~ 1 hour i.e. collapsible die is completed in foaming.
As the preparation method that another can be replaced, include the following steps：
1）The inner surface of the big side plate 9 and small side plate 11 coats releasing agent, and the decorative panel is tightly attached to a big side
Inner surface；
2）At least one edge of vacuum heat-insulating plate is placed in the groove of the foam screens item, passes through foam card
Position item blocks the edge of vacuum heat-insulating plate；
3）Two pieces big side plate is oppositely arranged to form space, the vacuum heat-insulating plate with foam screens is placed on two pieces big
Side plate is oppositely arranged to be formed in space, and vacuum heat-insulating plate is made to be parallel to two blocks of big side plates, squeezes to fix with two pieces big side plate
Screens item；
4）Small side plate 11 is arranged on to the surrounding of the big side plate 9 of two blocks be oppositely arranged with by big four face closure of side plate, so as to
Form the mold of a totally enclosed cuboid；
5）It opens mold heating plate to be heated, the temperature in mold is controlled at 40 ~ 60 DEG C, is closed after reaching preset temperature
Close heating plate；
6）Rigid polyurethane combination material is injected by the material hole on small side plate in mold with polyurethane foaming machine；
7）Post curing 0.5 ~ 1 hour i.e. collapsible die is completed in foaming.
After the completion of preparation, foam screens item becomes a composition of cladding vacuum heat-insulating plate, together with rigid polyurethane foam material
Coat vacuum heat-insulating plate.
The present invention improves preparation efficiency, and pass through guarantor by setting foam screens item and its manufacturing mold accordingly
It demonstrate,proves and certain temperature is kept in mold, it is ensured that the foaming quality of polyurethane, so as to ensure polyurethane and vacuum heat-insulating plate and decoration
The adhesion strength of plate.
Preferably, it then can through the above way be prepared with holding multiple pieces vacuum heat-insulating plate in the mold.System
It after the completion of standby after form removal, take out composite plate and cutting line is drawn among vacuum insulation plate stitch, by cutting line cut up to required
Product.
Preferably, the mold is a kind of composable detachable mold, mold material is aluminium, aluminium alloy, steel, glass
One kind in the materials such as steel, mold design have locking device.
Preferably, the releasing agent is one kind in the dedicated aqueous release agent of polyurethane or oil-based release agent.
Preferably, the material of the foam screens item is any one in hard polyurethane foam, EPS, XPS, heat conduction
0.018 ~ 0.040 W/ of coefficient（m·K）.Preferably hard polyurethane foam.Because foam screens item becomes cladding vacuum heat-insulating plate
One composition, is set so that after the completion of preparation, the material for coating vacuum heat-insulating plate is consistent on the whole, so as to reach by doing so
Consistent heat insulation effect on the whole.
Preferably, the width of the card slot of the foam screens item is 5 ~ 30mm, with used vacuum heat-insulating plate
Thickness is identical.
Preferably, the foaming mould has gas vent, gas vent is round, 6 ~ 20mm of diameter.
Preferably, gas vent is arranged on top plate.
Preferably, material hole can be used as gas vent.
Preferably, the gas vent is arranged on top plate, it is uniformly distributed in the center of top plate.
Preferably, the material hole is arranged on small side plate, along the middle part of small side plate to both sides, preferably, institute
It states material hole to be arranged on the small side plate in top, along the middle part of small side plate to both sides, compound plate thickness is B, and material feeding pore radius is
R, the hole center of circle to small side plate center line distance is L, meets the following formula, r<L<B/2-r.
Above-mentioned formula obtains through a large number of experiments, has very high accuracy, can largely keep whole
Body material feeding is uniform.When simultaneously as gas vent, exhaust effect can greatly be optimized so that exhaust effect is greatly to best.
Preferably, along the middle part of small side plate to both sides, two material holes are side by side one group, using small side plate center line as
Symmetric relation.It sets by doing so, further improves the uniform degree of whole material feeding.
Preferably, the gas vent and material hole are arranged at intervals, as shown in Figure 7.Setting can be realized by doing so
Adequately be vented when material feeding again, ensure that material feeding uniform exhaust it is abundant.
Further specific preparation method embodiment is as follows：
Embodiment 1：
A kind of vacuum insulation composite decoration thermal-insulation plate for super low energy consumption building gathers including vacuum heat-insulating plate, bi-component
Urethane rigid foam, decorative panel, are prepared by following methods：
（1）Mould inner surface to be coated into polyurethane oil-based release agent, and is 10mm by one piece of thickness, base material is calcium silicate board with microporous,
Facing is tightly attached to the big side 9 of mold for the decorative panel of parian colored stone paint（Such as Fig. 3）, then each component is assembled, it is interior
Portion load a block size be 180 × 1240 × 50 hard polyurethane foam cuboid, is formed inner space be 1680 × 1240 ×
The foaming space of 50mm.
（2）Polyurethane foam screens item is mounted on the vacuum heat-insulating plate that size is 600 × 400 × 20mm（Such as Fig. 5）,
And be positioned in mold one by one, top mold plate and fixation are covered, the thermal conductivity factor using vacuum heat-insulating plate is 0.0025 W/（m·
K）.
（3）The heating unit for opening mold heats mold, can stop adding when temperature reaches between 40 ~ 60 DEG C
Heat.
（4）3000g polyurethane rigid foam combination materials, polyurethane heat conduction are injected into mold by material hole with foaming machine
Coefficient is 0.025 W/（m·K）, foamable reaction dismantles mold after completing post curing 30min, takes out composite plate.
（5）Determine the cutting line of composite plate, cutting line is in the middle of VIP plates and VIP pieces（Such as Fig. 4）, after cutting
Insulation layer thickness be can obtain as 50mm, board size is the vacuum insulation composite decoration thermal-insulation plate of 620mm × 420mm × 60mm.
After tested, the overall thickness of composite plate is 60mm, wherein insulation layer thickness 50mm, facing layer thickness 10mm, and entirety is anti-
Compressive Strength（10% deformation）308KPa, 0.0059 W/ of insulating layer thermal conductivity factor（m·K）, the equivalent pure polyurethane guarantor of this composite plate
Warm layer thickness is 212mm.
Embodiment 2：
（1）Mould inner surface is coated into polyurethane oil-based release agent, and by one piece of 10mm thickness, base material is glass magnesium board, facing
The decorative panel of F-C paint is tightly attached to the big side 9 of mold（Such as Fig. 3）, then each component is assembled, inside loads a block size
For 180 × 1240 × 50 hard polyurethane foam cuboid, the foaming space that inner space is 1680 × 1240 × 50mm is formed.
（2）XPS foam screens item is mounted on the vacuum heat-insulating plate that size is 600 × 400 × 15mm, and placed one by one
In in mold, covering top mold plate and fixation, used heat conductivity of vacuum insulation panel is 0.0020 W/（m·K）.
（3）The heating unit for opening mold heats mold, stops heating when temperature reaches 50 DEG C.
（4）3500g polyurethane rigid foam combination materials, polyurethane heat conduction are injected into mold by material hole with foaming machine
Coefficient is 0.025 W/（m·K）, foamable reaction dismantles mold after completing post curing 30min, takes out composite plate.
（5）Determine the cutting line of composite plate, cutting line is in the middle of VIP plates and VIP pieces, can be protected after cutting
Warm layer thickness is 50mm, and board size is the vacuum insulation composite decoration thermal-insulation plate of 620mm × 420mm × 60mm.
After tested, the overall thickness of composite plate is 60mm, wherein insulation layer thickness 50mm, facing layer thickness 10mm, and entirety is anti-
Compressive Strength（10% deformation）352KPa, 0.0066 W/ of insulating layer thermal conductivity factor（m·K）, the equivalent pure polyurethane guarantor of this composite plate
Warm layer thickness is 189mm.
Embodiment 3：
（1）Mould inner surface is coated into aqueous release agent, and by one piece of 0.5mm thickness color steel, the processing of facing F-C paint
Decorative panel is tightly attached to the big side 9 of mold（Such as Fig. 3）, then mold is assembled, formed inner space for 1860 × 1240 ×
The foaming space of 59.5mm.
（2）XPS foam screens item is mounted on the vacuum heat-insulating plate that size is 600 × 600 × 20mm（Such as figure）, and by
One is positioned in mold, covers top mold plate and fixation, and used heat conductivity of vacuum insulation panel is 0.0035 W/（m·
K）.
（3）The heating unit for opening mold heats mold, stops heating when temperature reaches 50 DEG C.
（4）4900g polyurethane rigid foam combination materials, polyurethane thermal conductivity factor are injected into mold by foaming agent
0.025 W/（m·K）, foamable reaction dismantles mold after completing post curing 30min, takes out composite plate.
（5）Determine the cutting line of composite plate, cutting line is in the middle of VIP plates and VIP pieces, can be protected after cutting
Warm layer thickness is 59.5mm, and board size is the vacuum insulation composite decoration thermal-insulation plate of 620mm × 620mm × 60mm.
After tested, the overall thickness of composite plate is 60mm, wherein insulation layer thickness 59.5mm, facing layer thickness 0.5mm, whole
Compression strength（10% deformation）312KPa, 0.0088 W/ of insulating layer thermal conductivity factor（m·K）, the equivalent pure polyurethane of this composite plate
Insulation layer thickness is 169mm.
Embodiment 4：
（1）Mould inner surface is coated into aqueous release agent, the silver gray for handling one piece of 2mm thickness facings F-C paint after dry
Aluminium sheet decorative panel is tightly attached to the big side 9 of mold（Such as Fig. 3）, then mold is assembled, formed inner space for 1860 ×
The foaming space of 1240 × 58mm.
（2）Polyurethane foam screens item is mounted on the vacuum heat-insulating plate that size is 600 × 600 × 20mm（Such as figure）,
And be positioned in foaming mould one by one, top mold plate and fixation are covered, used heat conductivity of vacuum insulation panel is 0.0025
W/（m·K）.
（3）The heating unit for opening mold heats mold, stops heating when temperature reaches 50 DEG C.
（4）4900g polyurethane rigid foam combination materials, polyurethane thermal conductivity factor are injected into mold by foaming agent
0.025 W/（m·K）, foamable reaction dismantles mold after completing post curing 30min, takes out composite plate.
（5）Determine the cutting line of composite plate, cutting line is in the middle of VIP plates and VIP pieces, can be protected after cutting
Warm layer thickness is 58mm, and board size is the vacuum insulation composite decoration thermal-insulation plate of 620mm × 620mm × 60mm.
After tested, the overall thickness of composite plate be 60mm, wherein insulation layer thickness 58mm, facing layer thickness 2mm, entire compression
Intensity（10% deformation）327KPa, 0.0069 W/ of insulating layer thermal conductivity factor（m·K）, the equivalent pure polyurethane heat-insulation of this composite plate
Layer thickness is 210mm.
Although the present invention has been disclosed in the preferred embodiments as above, present invention is not limited to this.Any art technology
Personnel without departing from the spirit and scope of the present invention, can make various changes or modifications, therefore protection scope of the present invention should
When being subject to claim limited range.
Claims (8)
1. a kind of vacuum insulation composite decoration thermal-insulation plate, including rigid poly urethanes insulating foam, vacuum heat-insulating plate and decorative panel,
It is characterized in that, vacuum heat-insulating plate is wrapped in inside rigid poly urethanes insulating foam, and decorative panel is arranged on rigid polyurethane vacuum bubble
The outside of foam；The thickness of rigid poly urethanes insulating foam is S1, and the thickness of vacuum heat-insulating plate is S2, and decoration plate thickness is S3, multiple
Plywood overall thickness is B, meets equation below：20mm<S1<64mm, 30mm<B<200mm, 10mm<S2<50mm, 0.5mm<S3<
50mm, S1=a*S2+b, wherein a, b are coefficients, -1.20<a<- 1.25,70<b<75.
2. vacuum insulation composite decoration thermal-insulation plate as described in claim 1, which is characterized in that the decorative panel is color steel
Any one in plate, aluminium sheet, calcium silicate board with microporous, glass magnesium board, decorative panel band single side paint facing.
3. vacuum insulation composite decoration thermal-insulation plate as described in claim 1, which is characterized in that rigid poly urethanes insulating foam
Thickness is 1.0-3.0 times of vacuum insulation plate thickness.
4. vacuum insulation composite decoration thermal-insulation plate as described in claim 1, which is characterized in that the poly- ammonia of vacuum heat-insulating plate both sides
The thickness of the hard heat-insulated foam of ester is identical.
5. vacuum insulation composite decoration thermal-insulation plate as described in claim 1, which is characterized in that the hard polyurethane foam
Density be 25-50kg/m3, thermal conductivity factor 0.018-0.030W/（m·K）.
6. the preparation method of the vacuum insulation composite decoration thermal-insulation plate described in a kind of one of manufacturing claims 1-5, feature exist
In, two pieces big side plate, the small side plate of polylith and foam screens item including being oppositely arranged, the external setting heating of the big side plate
The inner surface of plate, the big side plate and small side plate coats releasing agent, and the decorative panel is tightly attached to the inner surface of one big side, will
Small side plate is arranged on the surrounding of the big side plate of two blocks be oppositely arranged so that the three side sealing in big side plate four sides to be closed, so as to form one
The only mold of one side opening；
The foam screens item includes the cuboid that groove is set on the cuboid and one side of upper and lower surface setting groove, described recessed
The width of slot is identical with the thickness of vacuum heat-insulating plate, for the fixation of vacuum heat-insulating plate；
It after foam screens item is installed on ultra-thin vacuum heat-insulating plate, is then placed in mold, the opening of mold is used into small side
Plate covers, and opens mold heating plate and is heated, and mold temperature is controlled at 40 ~ 60 DEG C, stops heating after reaching preset temperature；
Material hole is set at least one block of small side plate；
Rigid polyurethane foam material is injected by material hole in mold with polyurethane foaming machine；
Post curing 0.5 ~ 1 hour i.e. collapsible die is completed in foaming；Holding multiple pieces vacuum heat-insulating plate in the mold after form removal, takes out
Composite plate draws cutting line among vacuum insulation plate stitch, by cutting line cut up to required product.
7. the preparation method of the vacuum insulation composite decoration thermal-insulation plate described in a kind of one of manufacturing claims 1-5, feature exist
In, two pieces big side plate, the small side plate of polylith and foam screens item including being oppositely arranged, the external setting heating plate of the side plate,
The cuboid of setting groove on cuboid and one side of the foam screens item including upper and lower surface setting groove, described at least one
Material hole is set on the small side plate of block；
Further include following steps：
1）The inner surface of the big side plate and small side plate coats releasing agent, and the decorative panel is tightly attached to the interior table of one big side
Face；
2）At least one edge of vacuum heat-insulating plate is placed in the groove of the foam screens item, passes through foam screens item
The edge of vacuum heat-insulating plate is blocked；
3）Two pieces big side plate is oppositely arranged to form space, the vacuum heat-insulating plate with foam screens is placed on two blocks of big side plates
It is oppositely arranged to be formed in space, and vacuum heat-insulating plate is made to be parallel to two blocks of big side plates, squeezed to fix screens with two pieces big side plate
Item；
4）Small side plate is arranged on to the surrounding of the big side plate of two blocks be oppositely arranged with by big four face closure of side plate, so as to form one
The mold of totally enclosed cuboid；
5）It opens mold heating plate to be heated, the temperature in mold is controlled at 40 ~ 60 DEG C, stop adding after reaching preset temperature
Heat；
6）Polyurethane hard bubble composite material is injected by the material hole on small side plate in mold with polyurethane foaming machine；
7）Post curing 0.5 ~ 1 hour i.e. collapsible die is completed in foaming；Holding multiple pieces vacuum heat-insulating plate in the mold, after form removal, takes
Go out composite plate and cutting line is drawn among vacuum insulation plate stitch, by cutting line cut up to required product.
8. preparation method as claimed in claims 6 or 7, which is characterized in that material hole is set on the small side plate in top.
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