CN103306388A - Vacuum insulation plate and manufacturing method thereof - Google Patents
Vacuum insulation plate and manufacturing method thereof Download PDFInfo
- Publication number
- CN103306388A CN103306388A CN2013102570024A CN201310257002A CN103306388A CN 103306388 A CN103306388 A CN 103306388A CN 2013102570024 A CN2013102570024 A CN 2013102570024A CN 201310257002 A CN201310257002 A CN 201310257002A CN 103306388 A CN103306388 A CN 103306388A
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- cavity
- vacuum
- insulation plate
- wall
- slip
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- 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
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- 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
Abstract
The invention discloses a vacuum insulation plate and a manufacturing method thereof. The vacuum insulation panel comprises a closed hollow cavity body which is formed by casting a material slurry, wherein the interior of the cavity body is hollow; an airtight layer is arranged on the inner wall or/and the outer wall of the cavity body. After the cavity body is vacuumized, convective heat transfer caused by air movement can be avoided, so that the thermal insulation is excellent; the vacuum insulation plate is formed by casting concrete or the material slurry, so that the vacuum insulation plate is firm and reliable; a basic material adopts the concrete or the material slurry with high strength, and the strength is high enough to bear long-term effects of a vacuum pressure, a wind load, self weight and a temperature deformation stress; more than 90% of the plate structure is made of cement and other inorganic materials, so that the long service life of the vacuum insulation plate can be ensured; the vacuum insulation plate mainly uses vacuum, the cement, pottery sand and other low-cost materials, so that the cost of the vacuum insulation plate disclosed by the invention is only 1/3 that of the conventional vacuum insulation plate; 90% of the plate structure is made of the cement and the pottery sand, so that the fire-proof performance is class A; the vacuum insulation plate is applicable to external wall insulation and roof insulation for buildings with a shear wall structure, a framework structure and a steel structure.
Description
Technical field
The present invention relates to building material field, particularly a kind of for heat insulation vacuum heat-insulation plate and preparation method thereof.
Background technology
Existing vacuum external wall insulation mainly contains: take the plastic sheeting of flexibility as vacuum-tight material, take silicon dioxide powder or high density polyurethane plate as heartwood, the polymer plastic film is gas barrier film, coated glass fiber cloth is the external surface reinforcing material, during moulding, heartwood is placed in the gas barrier film, under the hot melt state, with cementation sealing around the gas barrier film, vacuumize rear heat seal vacuum orifice.Be subjected to the restriction of its material composition and moulding process, its existence: vacuum is to be realized by cementation sealing around plastic sheeting is under the support of heartwood, the wind load that internal vacuum pressure and wall face are born, deadweight, temperature deformation stress, final acting in conjunction is on the gas barrier film of plastic sheeting material, cementation comes unstuck the seam broken of cementation limit, gas barrier film explosion around being easy to occur, cause plate body damaged, thoroughly lose heat insulation function; Along with wearing out of gas barrier film, under the long term of interior external force, only be 15-25 years its service life; Material cost is high, and it is used all to be high price materials; The Special-shaped Plates that can't moulding be used for the positions such as corner; Do the metope of insulation with it, do not allow to paste glazed tile, Art Stone, the wall decoration mode is single.
Summary of the invention
The object of the present invention is to provide that a kind of heat insulation and preservation effect is good, long service life, intensity is high, cost is low vacuum heat-insulation plate, the preparation method of this vacuum heat-insulation plate is provided simultaneously.
The objective of the invention is to be achieved by the following technical programs, a kind of vacuum heat-insulation plate is characterized in that, comprises the closed hollow cavity of being built moulding by slip, is vacuum in the described cavity, and the inwall of cavity is or/and outer wall arranges the tightness confined layer.
The tightness confined layer surface of the outer wall surface of described cavity or outer wall is provided with the reflecting layer.
The surface in described reflecting layer is provided with the flexible protective layer.
The surface of described flexible protective layer is provided with external protection, and anti-crack net is set in the external protection, and the sidewall of external protection arranges baffle plate groove.
The surface of described external protection arranges decorative layer.
For the larger vacuum heat-insulation plate of area, in order to guarantee its intensity, in described cavity, be provided with support column.
A kind of preparation method of vacuum heat-insulation plate, it is characterized in that, adopt phase-change material to water the heart mould that builds up required form, in uncovered mould, inject warming plate cavity lower wall slip and pave, heart mould is positioned on the lower wall slip, then build sidewall slip and upper wall slip, reserve vacuum orifice in the casting process or build and offer vacuum orifice after finishing, after slip solidifies and reaches desired strength, by heating solid-liquid phase change occuring melts heart mould, phase-change material after the thawing through reserve or after the vacuum orifice opened form cavity after flowing out, the cavity that forms behind the cavity is carried out maintenance, reach design strength and drying after, employing vacuumizes to establish through vacuum orifice and vacuumizes, treat that the vacuum in the cavity reaches design load, vacuum orifice is sealed closed processes, finish the making of base vacuum warming plate.
Further; after heart mould melts the outflow cavity; in cavity, inject the tightness slip through vacuum orifice; and be coated in equably on the cavity inner wall form in confined layer; seal closed processes after vacuumizing, at last confined layer, reflecting layer, flexible protective layer, external protection and decorative layer outside the selective laying of the outer wall of cavity or coating.
Further, when adopting phase-change material to build heart mould, the hole of the diameter 5mm of perforation is set in heart mould, builds the support column that forms after the moulding in the warming plate cavity.
Further, after heart mould is built and finished, apply the tightness slip of 2-4mm thickness on heart mould surface, then put into mould and build each wall of cavity, make the tightness slip form interior confined layer at the inwall of cavity.
Beneficial effect: 1, heat-insulating property is excellent: the cavity after vacuumizing is stopped the convection heat transfer' heat-transfer by convection that produces because of Air Flow, and the reflectance coating that arranges in the material has stopped heat radiation effectively; 2, firm reliable: it is firm reliable that employing concrete or slip are built moulding, even cavity produces a little distortion, crackle under the effect of interior external force, the tightness confined layer that the surfaces externally and internally of cavity is set also can absorb a little distortion, crackle fully, does not affect the vacuum of material; The flexible protective layer is attached on the rigid material, and the form of structure of hard and soft and usefulness has been guaranteed the firm reliable of material; 3, long service life: basic material adopts high-intensity concrete or slip, its intensity is enough to bear the long term of vacuum pressure and wind load, deadweight, temperature deformation stress, and be the inorganic building materials such as cement more than 90% in the plate body structure, guarantee its long service life; 4, cost is low: plate body material mainly is the low price materials such as vacuum, cement, pottery sand, and its cost only is 1/3 of existing vacuum heat-insulation plate; 5, be easy to the various shapes of moulding: what heart mould can be easy is various abnormal shapes in die for molding, with the heart mould of abnormal shape suspend with corresponding mould in, can make the vacuum heat-insulation plate of various shapes; 6, fireproof performance A level: be cement, pottery sand etc. more than 90% in the plate body structure, the polymer wrapped of minute quantity is in non-automatic incombustible material; 7, applied range: high insulation, the fire prevention of A level, firm reliable, advantage that cost is low make its exterior-wall heat insulation that is applicable to all kinds of buildings such as shear wall structure, frame construction, roof heat insulation; Steel building self-heat preserving self-decorating wallboard, roof panel; As the free removal self-heat conserving template of cast-in-place shear wall, beam column, it also is its important development direction.
Description of drawings
Fig. 1 is the structural representation of the embodiment of the invention one;
Fig. 2 is the structural representation of the embodiment of the invention two;
Fig. 3 is the structural representation of the embodiment of the invention three;
Fig. 4 is the structural representation of the embodiment of the invention four;
Fig. 5 is the structural representation of the embodiment of the invention five.
The specific embodiment
Embodiment one:
As shown in Figure 1, a kind of vacuum heat-insulation plate provided by the present invention comprises the closed hollow cavity 4 of being built moulding by slip, be vacuum in the cavity, the inwall of cavity, or outer wall, or inner and outer wall arranges the tightness confined layer, and slip comprises concrete, mortar or cement paste; The inner and outer wall that Figure 1 shows that cavity arranges respectively tightness confined layer 2,1 structure, offers vacuum orifice 5 on the sidewall, for the larger vacuum heat-insulation plate of area, in order to guarantee its intensity, is provided with support column 3 in cavity.
Embodiment two:
As shown in Figure 2, on the basis of embodiment one, be provided with reflecting layer 6 on the tightness confined layer surface of chamber outer wall, reflectance coating is selected in the reflecting layer.
Embodiment three:
As shown in Figure 3; on the basis of embodiment two, 6 surface is provided with flexible protective layer 7 in the reflecting layer, and the selection of flexible protective layer comprises flexible emulsion (the flexible emulsion of acrylic ester copolymerization; polyvinyl acetate emulsion; the flexible polyurethane emulsion, S-07 cross-linking elasticity emulsion class), flexible resin (flexible ethylene base resin; flexible unsaturated polyester resin; the flexible-epoxy class), rubber (natural rubber, synthetic rubber).
Embodiment four:
As shown in Figure 4; on the basis of embodiment three; be provided with external protection 8 on the surface of flexible protective layer 7; the selection of external protection is the slips such as concrete, mortar; for intensity and the anti-crack ability that increases external protection 8; anti-crack net 9 is set in the external protection 8, and the sidewall of external protection 8 arranges baffle plate groove 10.
Embodiment five:
As shown in Figure 5, on the basis of embodiment four, on the surface of the external protection 8 that uses as panel one deck decorative layer 11 is set, on the sidewall of external protection 8, also is embedded with connector 12.
Manufacturing process: adopt phase-change material (such as paraffin; the palmitic acid formicester) waters first the heart mould that builds up required form; in uncovered mould, inject slip and pave lower wall as cavity; heart mould is placed on the slip of lower wall; build again sidewall and upper wall; reserve vacuum orifice in the casting process or build and offer vacuum orifice after finishing; after slip solidifies and reaches some strength; heating and melting heart mould; by reserve or after the vacuum orifice opened; allow the heart mould that has melted flow out the formation cavity; thereby water the cavity that builds up sealing; cavity is carried out maintenance; after reaching design strength and drying; from reserve or after the vacuum orifice opened in cavity, add resin; emulsion; rubber; tightness slip in the water glass etc.; and make it be coated in equably the interior confined layer of formation on the cavity inner wall; interior tightness confined layer form rear employing vaccum-pumping equipment by vacuum orifice to vacuumizing in the cavity; after vacuum in the cavity reaches design load; vacuum orifice is carried out closed processes; finish the making of base vacuum warming plate, last according to requirements confined layer outside the selective laying of the outer wall of cavity or coating; the reflecting layer; the flexible protective layer; external protection and decorative layer.
When adopting phase-change material to build heart mould, the hole of the diameter 5mm of perforation is set in heart mould, builds the support column that forms after the moulding in the warming plate cavity.
After heart mould is built and finished, apply the tightness slip of 2-4mm thickness on heart mould surface, then put into mould and build each wall of cavity, make the tightness slip form interior confined layer at the inwall of cavity.
The above only is preferred embodiment of the present invention, is not the present invention is done any pro forma restriction; Any those of ordinary skill in the art, do not breaking away from the technical solution of the present invention scope situation, all can utilize method and the technology contents of above-mentioned announcement that technical solution of the present invention is made many possible changes and modification, or be revised as the equivalent embodiment of equivalent variations.Therefore, every content that does not break away from technical solution of the present invention, any simple modification of above embodiment being done according to technical spirit of the present invention, be equal to replacements, equivalence changes and modify, all still belong in the scope that technical solution of the present invention protects.
Claims (10)
1. a vacuum heat-insulation plate is characterized in that, comprises the closed hollow cavity of being built moulding by slip, is vacuum in the described cavity, and the inwall of cavity is or/and outer wall arranges the tightness confined layer.
2. a kind of vacuum heat-insulation plate according to claim 1 is characterized in that, the tightness confined layer surface of described chamber outer wall or outer wall is provided with the reflecting layer.
3. a kind of vacuum heat-insulation plate according to claim 2 is characterized in that, the surface in described reflecting layer is provided with the flexible protective layer.
4. a kind of vacuum heat-insulation plate according to claim 3 is characterized in that, the surface of described flexible protective layer is provided with external protection, and anti-crack net is set in the external protection, and the sidewall of external protection arranges baffle plate groove.
5. a kind of vacuum heat-insulation plate according to claim 4 is characterized in that, the surface of described external protection arranges decorative layer.
6. a kind of vacuum heat-insulation plate according to claim 1 is characterized in that, is provided with support column in the described cavity.
7. the preparation method of a vacuum heat-insulation plate, it is characterized in that, adopt phase-change material to water the heart mould that builds up required form, in uncovered mould, inject warming plate cavity lower wall slip and pave, heart mould is positioned on the lower wall slip, then build sidewall slip and upper wall slip, reserve vacuum orifice in the casting process or build and offer vacuum orifice after finishing, after slip solidifies and reaches desired strength, by heating solid-liquid phase change occuring melts heart mould, phase-change material after the thawing through reserve or after the vacuum orifice opened form cavity after flowing out, the cavity that forms behind the cavity is carried out maintenance, reach design strength and drying after, employing vacuumizes to establish through vacuum orifice and vacuumizes, treat that the vacuum in the cavity reaches design load, vacuum orifice is sealed closed processes, finish the making of base vacuum warming plate.
8. the preparation method of a kind of vacuum heat-insulation plate according to claim 7; it is characterized in that; after heart mould melts the outflow cavity; in cavity, inject the tightness slip through vacuum orifice; and be coated in equably on the cavity inner wall form in confined layer; seal closed processes after vacuumizing, at last confined layer, reflecting layer, flexible protective layer, external protection and decorative layer outside the selective laying of the outer wall of cavity or coating.
9. the preparation method of a kind of vacuum heat-insulation plate according to claim 7 is characterized in that, when adopting phase-change material to build heart mould, the hole of the diameter 5mm of perforation is set in heart mould, builds the support column that forms after the moulding in the warming plate cavity.
10. the preparation method of a kind of vacuum heat-insulation plate according to claim 7, it is characterized in that, after heart mould is built and finished, apply the tightness slip of 2-4mm thickness on heart mould surface, then put into mould and build each wall of cavity, make the tightness slip form interior confined layer at the inwall of cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310257002.4A CN103306388B (en) | 2013-06-26 | 2013-06-26 | Vacuum insulation plate and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310257002.4A CN103306388B (en) | 2013-06-26 | 2013-06-26 | Vacuum insulation plate and manufacturing method thereof |
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| CN103306388A true CN103306388A (en) | 2013-09-18 |
| CN103306388B CN103306388B (en) | 2015-04-01 |
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| CN201310257002.4A Expired - Fee Related CN103306388B (en) | 2013-06-26 | 2013-06-26 | Vacuum insulation plate and manufacturing method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804686A (en) * | 2016-05-11 | 2016-07-27 | 中国石油化工股份有限公司 | Pipe string full-bore blocking device and manufacturing method of blocking body of pipe string full-bore blocking device |
| CN107130754A (en) * | 2017-06-30 | 2017-09-05 | 合肥光聚财建筑装饰工程有限公司 | A kind of decoration of exterior wall heat insulation composite board and its manufacture method |
| CN108166999A (en) * | 2017-09-18 | 2018-06-15 | 招商局重庆交通科研设计院有限公司 | A kind of antifreeze fire proof construction of the waterproof of tunnel in cold area |
| CN113914423A (en) * | 2021-09-27 | 2022-01-11 | 苏州美瑞德建筑装饰有限公司 | Hospital space wall construction process and structure convenient for water pipe installation |
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| JP2002012465A (en) * | 2000-04-28 | 2002-01-15 | Taiheiyo Cement Corp | Extrusion compact and its manufacturing method |
| CN201184012Y (en) * | 2008-04-25 | 2009-01-21 | 张掖市擎天建材有限责任公司 | Steam pressure aerated concrete composite heat preservation building blocks |
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| CN102433940A (en) * | 2011-08-31 | 2012-05-02 | 青岛科瑞新型环保材料有限公司 | High-efficiency, energy-saving and fireproofing heat insulation board of outer wall and preparation method thereof |
| CN102979205A (en) * | 2012-11-12 | 2013-03-20 | 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 |
| CN203412122U (en) * | 2013-06-26 | 2014-01-29 | 许浒 | Vacuum thermal insulation board |
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2013
- 2013-06-26 CN CN201310257002.4A patent/CN103306388B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002012465A (en) * | 2000-04-28 | 2002-01-15 | Taiheiyo Cement Corp | Extrusion compact and its manufacturing method |
| CN201184012Y (en) * | 2008-04-25 | 2009-01-21 | 张掖市擎天建材有限责任公司 | Steam pressure aerated concrete composite heat preservation building blocks |
| KR20110016541A (en) * | 2009-08-12 | 2011-02-18 | 김한중 | Vacuum thermostat |
| CN102433940A (en) * | 2011-08-31 | 2012-05-02 | 青岛科瑞新型环保材料有限公司 | High-efficiency, energy-saving and fireproofing heat insulation board of outer wall and preparation method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105804686A (en) * | 2016-05-11 | 2016-07-27 | 中国石油化工股份有限公司 | Pipe string full-bore blocking device and manufacturing method of blocking body of pipe string full-bore blocking device |
| CN107130754A (en) * | 2017-06-30 | 2017-09-05 | 合肥光聚财建筑装饰工程有限公司 | A kind of decoration of exterior wall heat insulation composite board and its manufacture method |
| CN108166999A (en) * | 2017-09-18 | 2018-06-15 | 招商局重庆交通科研设计院有限公司 | A kind of antifreeze fire proof construction of the waterproof of tunnel in cold area |
| CN108166999B (en) * | 2017-09-18 | 2023-10-27 | 招商局重庆交通科研设计院有限公司 | Waterproof, antifreezing and fireproof structure of tunnel in cold region |
| CN113914423A (en) * | 2021-09-27 | 2022-01-11 | 苏州美瑞德建筑装饰有限公司 | Hospital space wall construction process and structure convenient for water pipe installation |
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| Publication number | Publication date |
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| CN103306388B (en) | 2015-04-01 |
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