CN203036192U - High-strength vacuum insulated panel - Google Patents

High-strength vacuum insulated panel Download PDF

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Publication number
CN203036192U
CN203036192U CN2012204294161U CN201220429416U CN203036192U CN 203036192 U CN203036192 U CN 203036192U CN 2012204294161 U CN2012204294161 U CN 2012204294161U CN 201220429416 U CN201220429416 U CN 201220429416U CN 203036192 U CN203036192 U CN 203036192U
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CN
China
Prior art keywords
baffler
insulating plate
vacuum heat
vacuum
gas
Prior art date
Application number
CN2012204294161U
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Chinese (zh)
Inventor
李顺贤
陈舟
邱金莲
陈照峰
肖功方
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李顺贤
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Application filed by 李顺贤 filed Critical 李顺贤
Priority to CN2012204294161U priority Critical patent/CN203036192U/en
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Publication of CN203036192U publication Critical patent/CN203036192U/en

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A20/00Water conservation; Efficient water supply; Efficient water use
    • Y02A20/20Controlling water pollution; Waste water treatment

Abstract

The utility model discloses a high-strength vacuum insulated panel which comprises an upper layer insulated plate (1), core materials (2), a lower layer insulated plate (3), a gas exchange hole (4), a gas micro permeable membrane (6) and a sealed cap (5). The gas exchange hole (4) is a window of gas exchange when the vacuum insulated panel obtains vacuum. The gas exchange hole (4) is in a circular shape. The upper layer insulated plate (1) is connected with the lower layer insulated layer (3) in a welding mode. The sealed cap (5) is connected with the lower layer insulated plate (3) in a welding mode. The high-strength vacuum insulated panel has the advantages of being good in high-temperature resistance, high in strengthen and low in gas permeable rate and water permeable rate, and simultaneously has the advantages of being good in alkali resistance, durability and weather resistance.

Description

A kind of high-strength vacuum insulation plate
Technical field
The utility model relates to a kind of vacuum heat-insulating plate, particularly relates to a kind of high-strength vacuum insulation plate.
Background technique
The barrier material of vacuum heat-insulating plate generally adopts composite membrane at present, mainly comprises hot sealing layer and gas barrier layer, and selecting PE usually for use is the internal layer heat-sealable material, and the aluminium foil composite polyester material is gas barrier layer.
The patent No. is to disclose a kind of vacuum heat-insulating plate of being convenient to use on the utility model patent of CN201680117U.The described air blocking thin film of this patent is metal, glass, PA, PI, PE, PP.
The patent No. is to disclose a kind of vacuum heat-insulating plate on the utility model patent of ZL200420053407.2.The described air blocking thin film of this patent is respectively PA layer, pet layer, aluminium foil layer and PE layer from inside to outside from core.
The patent No. is to disclose a kind of vacuum insulation insulating board for building on the utility model patent of CN202248332U.The described air blocking thin film of this patent comprises stratiform structure and thermal synthesis layer, and stratiform structure is PA film or PET film or PVDC film or EVOH film, and thermal synthesis layer is PE film, CPP film or BOPP film.
Present vacuum heat-insulating plate, mainly adopt aluminum-plastic composite membrane be metal layer composite high-molecular layer as barrier material, adopt heat fusing internal layer heat-sealable material to encapsulate.Aluminum-plastic composite membrane is generally very thin, and the anti-ability that punctures is extremely limited, and aluminium belongs to amphoteric metal, namely is soluble in highly basic, also can be dissolved in diluted acid, give when having limited the vacuum heat-insulating plate performance use, construction also brings many constant.The fusing point of internal layer heat-sealable material generally is lower than 140 ℃, and this has also limited the application of vacuum heat-insulating plate in the high temperature field.
The model utility content
The model utility purpose: vacuum heat-insulating plate punctured resistance in the prior art is low in order to solve, the problem of poor corrosion resistance, the utility model provides that a kind of puncture resistance is strong, decay resistance is high, thermal conductivity is low, and can resistant to elevated temperatures vacuum heat-insulating plate.
Another technical problem to be solved in the utility model has provided a kind of preparation method of above-mentioned vacuum heat-insulating plate.
Technological scheme: to achieve these goals, a kind of high-strength vacuum insulation plate described in the utility model is characterized in that this vacuum heat-insulating plate comprises: upper strata baffler (1), core (2), lower floor's baffler (3), air exchanging hole (4), the little permeable membrane of gas (6), sealing cover (5); The window of gas exchange when described air exchanging hole (4) is vacuum heat-insulating plate acquisition vacuum, air exchanging hole (4) is circular, size is decided according to the vacuum insulation board size; Between described upper strata baffler (1) and the lower floor's baffler (3), link together by welding manner between sealing cover (5) and the following baffler (3).
Described the upper and lower baffler is characterized in that described upper and lower layer baffler material is alloy material, can select stainless steel for use, or carbon steel, or titanium alloy, and thickness is 0.2~3mm.
Described core is characterized in that comprising porous thermal insulating material and getter.The optional gas-phase silica of described porous thermal insulating material, silicate board (foam cement plate), or glass fibre, or blanket of glass wool, or rock wool, or alumina silicate porous material, or several persons' composite material wherein; Described getter can be porous sintered type getter, or non-metallic getters, and as active carbon, getter is dispersed in the porous thermal insulating material, or concentrated porous thermal insulating material certain that places.
Described vacuum heat-insulating plate, it is characterized in that the little permeable membrane of gas (6) of this vacuum heat-insulating plate is for circular, its diameter is greater than air exchanging hole (4) 1~100mm, and the thickness of the little permeable membrane of gas (6) is the material that its material of 0.2~15mm can be selected low gas permeability for use, as aluminum-plastic composite membrane, or teflon, or polyethylene, or rubber, or PETG, or PVC, preferred aluminum-plastic composite membrane.
Described vacuum heat-insulating plate, it is characterized in that the air exchanging hole (4) of this vacuum heat-insulating plate can be positioned at any position of baffler, the geometrical center position of preferred baffler, vacuumize in the vacuum heat-insulating plate process, after reaching required degree of vacuum, with sealing cover (5) it is covered, and by welding its sealing.
Described vacuum heat-insulating plate is characterized in that the welding manner of this vacuum heat-insulating plate can be resistance welding, electron beam welding, arc welding, laser beam welding, preferred resistance welding.
The invention also discloses a kind of method for preparing above-mentioned vacuum heat-insulating plate, it is characterized in that comprising the steps:
(1) cuts the core of required size;
(2) cut two blocks of baffler sheet materials by size, the big baffler of size for needing bending, one for need not to bend the less baffler of size;
(3) random position of a baffler processes the air exchanging hole of a circle therein, and preferred plate central position processes a sealing cover simultaneously, and the size of sealing cover and air exchanging hole are identical, can cover air exchanging hole;
(4) choose the little permeable membrane of circular gas of a suitable size;
The inside plate of the one side conduct that (5) baffler in the step 2 is relative with core is bonded at the little permeable membrane of the gas that processes on the plate of the inside with inorganic glue, covers whole air exchanging hole, makes gas mainly exchange by the little permeable membrane of gas and the external world;
(6) larger-size baffler in the step 1 is stamped out four road folding lines according to the size of core, make two flangings all become 90 ° of angles with baffler by the folding line lower floor's baffler that bends to the inside;
(7) upper strata baffler horizontal positioned places the center of this baffler with the rectangle core that cuts, and puts into getter, and lower floor's baffler is covered on the core by folding line, and the four edges of two bafflers contacts is welded, and forms plate object;
(8) connect copper pipe at air exchanging hole, adopt have tail vacuum pressure sealing technology to finish to bleed, soldering and sealing, process for cooling process, degree of vacuum is 10 in the plate -1Pa~10 -4Pa;
(9) with sealing cover it is covered, rapidly sealing cover and baffler are welded together, prepare high-strength vacuum insulation plate.
Effect: the utility model compared with prior art has the following advantages:
(1) gas permeation rate and water transmittance are low, the working life of having improved vacuum heat-insulating plate.
(2) low thermal conductivity has improved the whole hot-resistant heat-preserving performance of vacuum heat-insulating plate greatly.
(3) compressive strength height, weather resisteant are good, and it is good to have dimensional stability, and anti-penetration ability is strong, resistance to cracking and the advantages such as good stability under hygrothermal environment.
(4) overcome the shortcoming of traditional vacuum thermal shield aluminum foil metal material composite high-molecular material temperature tolerance difference, vacuum heat-insulating plate can be born up to the high temperature more than 1000 ℃.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is the structural representation of embodiment 1 in the utility model.
Fig. 3 is the worm's eye view of embodiment 1 in the utility model.
Fig. 4 is that Fig. 2 is along A-A rip cutting figure.
Fig. 5 is the enlarged view of dotted portion among Fig. 4.
Fig. 6 is the structural representation of embodiment 2 in the utility model.
Fig. 7 is the front elevation of embodiment 2 in the utility model.
Fig. 8 is the worm's eye view of embodiment 2 in the utility model.
Fig. 9 is that Fig. 7 is along A-A rip cutting figure.
Figure 10 is the enlarged view of dotted portion among Fig. 9.
Embodiment
Below in conjunction with several specific embodiments, further illustrate the utility model, should understand these embodiments only is used for explanation the utility model and is not used in restriction scope of the present utility model, after having read the utility model, those skilled in the art all fall within the application's claims to the modification of the various equivalent form of values of the present utility model and limit.
Embodiment 1
As Fig. 2-a kind of high-strength vacuum insulation plate shown in Figure 4, it comprises: upper strata baffler (1), core (2), lower floor's baffler (3), air exchanging hole (4), the little permeable membrane of gas (6), sealing cover (5); The window of gas exchange when described air exchanging hole (4) is vacuum heat-insulating plate acquisition vacuum, air exchanging hole (4) is cylindrical, and the center of circle is positioned at the geometrical center of lower floor's baffler (3), and size is decided according to the vacuum insulation board size; Between described upper strata baffler (1) and the lower floor's baffler (3), the mode by laser bonding between sealing cover (5) and the following baffler (3) links together; The material of described baffler is 304 stainless steels, and thickness is 0.7mm; Porous thermal insulating material material in the described core is blanket of glass wool, and thickness is 40mm; Getter in the described core is active carbon; The little permeable membrane of described gas (6) is circular, and its diameter is greater than air exchanging hole (4) 20mm, and the thickness of the little permeable membrane of gas (6) is 3mm, and its material is polyethylene film.
The concrete process step of preparation is as follows:
(1) preparation core: cut the porous thermal insulating material of required size, getter is ready to;
(2) cut two blocks of baffler sheet materials by size, the size upper strata baffler for needing to bend, one is lower floor's baffler;
(3) process the air exchanging hole of a circle at the geometrical center position of lower floor's baffler, process a sealing cover simultaneously, the size of sealing cover and air exchanging hole coincide, and can cover air exchanging hole;
(4) choose the little permeable membrane of circular gas of a suitable size;
(5) choose in the step 2 the inside plate of one side conduct relative with inner core in the vacuum heat-insulating plate in lower floor's baffler, the little permeable membrane of the gas that processes is bonded on the plate of the inside with inorganic glue, cover whole air exchanging hole, make gas mainly exchange by the little permeable membrane of gas and the external world;
(6) lower floor's baffler is stamped out the twice folding line according to the size of core, make two flangings all become 90 ° of angles with baffler by the folding line lower floor's baffler that bends to the inside;
(7) upper strata baffler horizontal positioned places the center of this baffler with the rectangle core that cuts, and puts into getter, and lower floor's baffler is covered on the core by folding line, and the four edges of two bafflers contacts is welded, and forms plate object;
(8) connect copper pipe at air exchanging hole, adopt have tail vacuum pressure sealing technology to finish to bleed, soldering and sealing, process for cooling process, degree of vacuum is 10 in the plate -2Pa covers it with sealing cover immediately, rapidly sealing cover and baffler is welded together, and obtains vacuum heat-insulating plate.
Embodiment 2
As Fig. 6-a kind of high-strength vacuum insulation plate shown in Figure 8, it comprises: upper strata baffler (1), core (2), lower floor's baffler (3), air exchanging hole (4), the little permeable membrane of gas (6), sealing cover (5); The window of gas exchange when described air exchanging hole (4) is vacuum heat-insulating plate acquisition vacuum, air exchanging hole (4) is cylindrical, and the center of circle is positioned at the geometrical center of upper strata baffler (3), and size is decided according to the vacuum insulation board size; Between described upper strata baffler (1) and the lower floor's baffler (1), link together by the resistance welding mode between sealing cover (5) and the last baffler (1); The material of described baffler is 304 stainless steels, and thickness is 0.7mm; Porous thermal insulating material material in the described core is blanket of glass wool, and thickness is 40mm; Getter in the described core is active carbon; The little permeable membrane of described gas (6) is circular, and its diameter is greater than air exchanging hole (4) 20mm, and the thickness of the little permeable membrane of gas (6) is 3mm, and its material is aluminum-plastic composite membrane.
The concrete process step of preparation is as follows:
(1) preparation core: cut the porous thermal insulating material of required size, getter is ready to;
(2) cut two blocks of baffler sheet materials by size, the size upper strata baffler for needing to bend, one is lower floor's baffler;
(3) process the air exchanging hole of a circle at the geometrical center position of upper strata baffler, process a sealing cover simultaneously, the size of sealing cover and air exchanging hole coincide, and can cover air exchanging hole;
(4) choose the little permeable membrane of circular gas of a suitable size;
(5) choose the step 2 the inside plate of relative with inner core in vacuum heat-insulating plate one side conduct in the baffler at the middle and upper levels, the little permeable membrane of the gas that processes is bonded on the plate of the inside with inorganic glue, cover whole air exchanging hole, make gas mainly exchange by the little permeable membrane of gas and the external world;
(6) lower floor's baffler is stamped out the twice folding line according to the size of core, make two flangings all become 90 ° of angles with baffler by the folding line lower floor's baffler that bends to the inside;
(7) upper strata baffler horizontal positioned places the center of this baffler with the rectangle core that cuts, and puts into getter, and lower floor's baffler is covered on the core by folding line, and the four edges of two bafflers contacts is welded, and forms plate object;
(8) connect copper pipe at air exchanging hole, adopt have tail vacuum pressure sealing technology to finish to bleed, soldering and sealing, process for cooling process, degree of vacuum is 10 in the plate -2Pa covers it with sealing cover immediately, rapidly sealing cover and baffler is welded together, and obtains vacuum heat-insulating plate.
Above-mentioned only is single embodiment of the present utility model, but design concept of the present utility model is not limited thereto, and allly utilizes this design that the utility model is carried out the change of unsubstantiality, all should belong to the behavior of the scope of invading the utility model protection.In every case be the content that does not break away from technical solutions of the utility model, to any type of simple modification, equivalent variations and remodeling that above embodiment does, still belong to the protection domain of technical solutions of the utility model according to technical spirit of the present utility model.

Claims (6)

1. a high-strength vacuum insulation plate is characterized in that this vacuum heat-insulating plate comprises: upper strata baffler (1), core (2), lower floor's baffler (3), air exchanging hole (4), the little permeable membrane of gas (6), sealing cover (5); The window of gas exchange when described air exchanging hole (4) is vacuum heat-insulating plate acquisition vacuum, air exchanging hole (4) is circular; Between described upper strata baffler (1) and the lower floor's baffler (3), link together by welding manner between sealing cover (5) and the following baffler (3).
2. vacuum heat-insulating plate according to claim 1 is characterized in that described upper and lower layer baffler material is stainless steel, and thickness is 0.2~3mm.
3. vacuum heat-insulating plate according to claim 1 is characterized in that described core comprises porous thermal insulating material and getter.
4. vacuum heat-insulating plate according to claim 1 is characterized in that the little permeable membrane of gas (6) for circular, and its diameter is greater than air exchanging hole (4), and its thickness is 0.2~15mm.
5. vacuum heat-insulating plate according to claim 1, it is characterized in that air exchanging hole (4) is positioned at the geometrical center position of baffler, at vacuum heat-insulating plate through vacuumizing, reach required degree of vacuum after, with sealing cover (5) it is covered, and by welding its sealing.
6. vacuum heat-insulating plate according to claim 1 is characterized in that welding manner is laser beam welding.
CN2012204294161U 2012-08-28 2012-08-28 High-strength vacuum insulated panel CN203036192U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN2012204294161U CN203036192U (en) 2012-08-28 2012-08-28 High-strength vacuum insulated panel

Publications (1)

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103422581A (en) * 2013-07-17 2013-12-04 戴长虹 Metal vacuum insulated panel and preparation method thereof
CN103672302A (en) * 2013-12-06 2014-03-26 陈明秦 Edge-free vacuum insulated panel and manufacturing method thereof
CN104294932A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum insulation board with extraction opening and preparation method of metal vacuum insulation board
CN104294938A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum composite heat insulation plate with extraction opening and manufacturing method
CN104295026A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum heat insulation plate with mounting hole and manufacturing method thereof
CN104295030A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum composite insulation plate with mounting hole and preparation method thereof
CN104295017A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum composite insulation plate with getter and preparation method thereof
CN104295015A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum insulation plate with getter and preparation method thereof
CN109343227A (en) * 2018-11-30 2019-02-15 维沃移动通信(杭州)有限公司 A kind of light projection mould group and optical device

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103422581A (en) * 2013-07-17 2013-12-04 戴长虹 Metal vacuum insulated panel and preparation method thereof
CN104295015A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum insulation plate with getter and preparation method thereof
CN104294932A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum insulation board with extraction opening and preparation method of metal vacuum insulation board
CN104294938A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum composite heat insulation plate with extraction opening and manufacturing method
CN104295026A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum heat insulation plate with mounting hole and manufacturing method thereof
CN104295030A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum composite insulation plate with mounting hole and preparation method thereof
CN104295017A (en) * 2013-07-17 2015-01-21 戴长虹 Metal vacuum composite insulation plate with getter and preparation method thereof
CN103422581B (en) * 2013-07-17 2016-08-03 戴长虹 Metal vacuum heat-insulating shield and preparation method thereof
CN103672302A (en) * 2013-12-06 2014-03-26 陈明秦 Edge-free vacuum insulated panel and manufacturing method thereof
CN103672302B (en) * 2013-12-06 2016-03-23 陈明秦 Boundless vacuum heat-insulating plate and preparation method thereof
CN109343227A (en) * 2018-11-30 2019-02-15 维沃移动通信(杭州)有限公司 A kind of light projection mould group and optical device

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GR01 Patent grant
C14 Grant of patent or utility model
TR01 Transfer of patent right

Effective date of registration: 20170920

Address after: Oriental Pukou Wan Hui City District of Nanjing City, Jiangsu province 211800 1 Building 2 unit 616 room

Patentee after: Chen Zhou

Address before: 610501, Xinli Road, 14 New Town, Sichuan, Chengdu

Patentee before: Li Shunxian

Effective date of registration: 20170920

Address after: Oriental Pukou Wan Hui City District of Nanjing City, Jiangsu province 211800 1 Building 2 unit 616 room

Patentee after: Chen Zhou

Address before: 610501, Xinli Road, 14 New Town, Sichuan, Chengdu

Patentee before: Li Shunxian

TR01 Transfer of patent right
TR01 Transfer of patent right

Effective date of registration: 20200515

Address after: 241000 No.1 Longtang Road, green food Park, economic development zone, Sanshan District, Wuhu City, Anhui Province

Patentee after: Wuhu Ju Innovative Materials Co.,Ltd.

Address before: 211800 room 616, 2 unit 1, Dongfang Wan Hui, Pukou District, Nanjing, Jiangsu.

Patentee before: Chen Zhou

TR01 Transfer of patent right