CN109552760A - Heat-proof device with phase-change material - Google Patents
Heat-proof device with phase-change material Download PDFInfo
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- CN109552760A CN109552760A CN201811647812.XA CN201811647812A CN109552760A CN 109552760 A CN109552760 A CN 109552760A CN 201811647812 A CN201811647812 A CN 201811647812A CN 109552760 A CN109552760 A CN 109552760A
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- heat
- proof device
- cavity
- phase
- storage chamber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/18—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents providing specific environment for contents, e.g. temperature above or below ambient
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D81/00—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents
- B65D81/38—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation
- B65D81/3813—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container
- B65D81/3823—Containers, packaging elements, or packages, for contents presenting particular transport or storage problems, or adapted to be used for non-packaging purposes after removal of contents with thermal insulation rigid container being in the form of a box, tray or like container formed of different materials, e.g. laminated or foam filling between walls
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Thermal Insulation (AREA)
Abstract
Present disclose provides a kind of heat-proof devices with phase-change material comprising: moist closet, with mutually matched first cavity and the second cavity；Material storage room is arranged in incubation cavity, and material storage room has the heat-insulating shield of the storage chamber being made of heat-insulating material and covering storage chamber；And cold-storage portion, it is arranged in storage chamber, and include phase-change material (PCM).In this case, moist closet prevents coolant liquid from leaking outside by the first cavity and the cooperation of the second cavity, and material storage room can reduce internal temperature to the maximum extent and be transferred to the external world, and cold-storage portion keeps storing indoor temperature-resistant by phase-change material, thereby, it is possible to extend the soaking time of device.
Description
Technical field
This disclosure relates to a kind of heat-proof device with phase-change material.
Background technique
In traditional cold chain transportation, the cost of transport and the effective time of ice chest are that cold chain transportation industry is mainly closed
The factor of note.Currently, the transport of long range generally require several days, it is a few week even some months transported especially in extreme environment
In defeated cargo, some need to keep constant temperature for a long time.Wherein, the cold chain transportation of food and drug is particularly important.Therefore,
Heat-insulation system is needed to keep temperature during prolonged storage and transport.
Commercial ice chest currently used for cold chain is not very ideal.Present way is the electricity generated using diesel-driven generator
Can be come the temperature that keeps constant, energy consumption is big.And the volume of current incubator is larger, using upper not very convenient.Separately
Outside, it is higher to also result in transportation cost for such method.
Heat is isolated in addition, also having pass through to absorb heat and cause phase transformation using phase-change material (PCM) at present.However, working as
The shortcomings that preceding PCM is that these materials may usually not have high specific heat capacity, and longer time can not be used in cold chain transportation.Cause
This, is badly in need of a heat-insulation system at present, can be effectively performed heat preservation during cold chain transportation, and can will be effective
Holding time, with meet transport during needs.
Summary of the invention
The disclosure in view of the above-mentioned prior art situation and complete, its purpose is to provide one kind can effectively extend guarantor
The heat-proof device of warm time.
For this purpose, present disclose provides a kind of heat-proof devices with phase-change material comprising: moist closet, with phase interworking
The first cavity and the second cavity that close and the incubation cavity that is formed；Material storage room is arranged in the incubation cavity, material storage room's tool
There is the storage chamber being made of heat-insulating material and covers the heat-insulating shield of the storage chamber；And cold-storage portion, it is arranged in the storing
Chamber, and include phase-change material (PCM).
In this case, moist closet cooperates to prevent coolant liquid from leaking outside by the first cavity and the second cavity, storing
Room can reduce exchanging for internal temperature and ambient temperature to the maximum extent, cold-storage portion utilize it includes phase-change material to keep
The indoor temperature of storing is stablized, and thereby, it is possible to greatly extend the soaking time of heat-proof device.
In addition, optionally, the heat-insulating material is selected from asbestos, diatomite, treasure in the heat-proof device involved in the disclosure
Zhu Yan, aerogel blanket, glass fibre, polystyrene foam plastics, polyurethanes, needle spikesedge herb at least one of are worked as, institute
It states heat-insulating shield and at least one of is worked as by vacuum heat-insulating layer, polyphenyl layer, micro-nano thermal insulation layer, vacuum glass pearl and constituted.Thereby, it is possible to
Thermal conductivity is reduced, temperature is kept.
In addition, in the heat-proof device involved in the disclosure, optionally, the storage chamber by by multiple thermal insulation boards each other
Bonding is combined and is formed.Thereby, it is possible to improve the leakproofness of storage chamber.
In addition, in the heat-proof device involved in the disclosure, optionally, between the heat-insulating shield and the storage chamber,
It is provided with gasket.In this case, may not necessarily be sealed with bonding agent between heat-insulating shield and storage chamber, thereby, it is possible to
While ensuring leakproofness, the flexibility of heat-insulating shield and storage chamber is improved.
In addition, optionally, first cavity is integrally formed, and described in the heat-proof device involved in the disclosure
Second cavity is integrally formed.Thereby, it is possible to improve the leakproofness of the first cavity and the second cavity.
In addition, optionally, the cold-storage portion includes for accommodating the phase transformation in the heat-proof device involved in the disclosure
At least one sealing packet of material.Thereby, it is possible to provide cold-storage ability.
In addition, optionally, the sealing packet is by polyethylene, polyester, poly- carbonic acid in the heat-proof device involved in the disclosure
At least one of ester, polypropylene or aluminium composition.Thereby, it is possible to carry out heat with storage chamber convenient for sealing packet to exchange.
In addition, optionally, the sealing packet has three dimensional support structure in the heat-proof device involved in the disclosure.By
This, can be improved the stability of sealing packet.
In addition, in the heat-proof device involved in the disclosure, optionally, the three dimensional support structure by polyethylene, polyester,
At least one of polycarbonate or polypropylene or multiple material composition.Thereby, it is possible to reduce three dimensional support structure to wrap sealing
Influence.
In addition, in the heat-proof device involved in the disclosure, optionally, in the outside of the moist closet, be also wrapped on every
Hot aluminium film.Thereby, it is possible to further decrease scattering and disappearing for heat.
In accordance with the invention it is possible to provide a kind of heat-proof device with phase-change material that can be worked long hours.
Detailed description of the invention
Embodiment of the disclosure will be explained in further detail solely by reference to the example of attached drawing now, in which:
Fig. 1 is to show the structural schematic diagram of heat-proof device involved in embodiment of the present disclosure.
Fig. 2 is to show the schematic diagram of the section structure of heat-proof device involved in embodiment of the present disclosure.
Fig. 3 is to show the sealing pack arrangement schematic diagram of heat-proof device involved in embodiment of the present disclosure.
Fig. 4 is to show the sealing packet the schematic diagram of the section structure of heat-proof device involved in embodiment of the present disclosure.
Fig. 5 is to show the three dimensional support structure schematic diagram of heat-proof device involved in embodiment of the present disclosure.
Fig. 6 is to show the production method flow diagram of phase-change material involved in embodiment of the present disclosure.
Drawing reference numeral explanation:
1 ... heat-proof device, 10 ... moist closets, 11 ... incubation cavities, the first cavity of 11a ..., the second cavity of 11b ..., 20 ... storages
Object room, 21 ... storage chambers, 22 ... heat-insulating shields, 30 ... cold-storage portions, 31 ... sealing packets, 32 ... three dimensional support structures.
Specific embodiment
In the following, illustrating the present invention in further detail in conjunction with the drawings and specific embodiments.In the accompanying drawings, identical portion
Part or component with the same function use identical sign flag, omit the repeated explanation to it.
Fig. 1 is to show the structural schematic diagram of heat-proof device 1 involved in embodiment of the present disclosure.Fig. 2 is to show
The schematic diagram of the section structure of heat-proof device 1 involved in embodiment of the present disclosure.
As shown in Figure 1 and Figure 2, this disclosure relates to a kind of heat-proof device 1 of band phase-change material (not shown) (sometimes referred to as
" heat-proof device 1 ").In the present embodiment, heat-proof device 1 may include moist closet 10, material storage room 20 and cold-storage portion 30.At this
In heat-proof device 1 involved in embodiment, moist closet 10 can have mutually matched first cavity 11a and the second cavity
11b and the incubation cavity 11 (referring to fig. 2) formed.Material storage room 20 can be set in incubation cavity 11, and have by heat-insulating material structure
At storage chamber 21 and covering storage chamber 21 heat-insulating shield 22.Cold-storage portion 30 can be placed in storage chamber 21, and include phase transformation material
Expect (PCM).
In this case, moist closet 10 is by the first cavity 11a and the second cavity 11b cooperation to prevent outside coolant liquid
Leakage, material storage room 20 can reduce exchanging for internal temperature and ambient temperature to the maximum extent, cold-storage portion 30 using it includes phase
Become material to keep the temperature in material storage room 20 to stablize, thereby, it is possible to greatly extend the soaking time of heat-proof device 1.
In the disclosure, " phase-change material " (PCM), which can refer to, has high fusing heat, undergo at a certain temperature phase transformation and
It can store or discharge the substance of big energy.Phase transformation can be but not limited to melt and solidify.The phase-change material of the disclosure is also
It can refer to or mixtures thereof organic compound, inorganic compound.
As described above, moist closet 10 can have mutually matched first cavity 11a and the second cavity 11b.Show some
In example, the first cavity 11a can be integrally formed, and the second cavity 11b can also be integrally formed.Thereby, it is possible to improve first
The leakproofness of cavity 11a and the second cavity 11b.
In some instances, the first cavity 11a can have (does not scheme with the protrusion of the second cavity 11b cooperation or groove
Show).In other examples, the second cavity 11b also can have (not to scheme with the protrusion of the first cavity 11a cooperation or groove
Show).Thereby, it is possible to the first cavity 11a is closely fit with the second cavity 11b.In addition, in some instances, the first chamber
Body 11a can be fitted together with the second cavity 11b via clamping mechanism.
In some instances, heat-insulated aluminium film (not shown) can also be coated in the outside of moist closet 10.Thereby, it is possible into
One step reduces scattering and disappearing for 10 heat of moist closet.
In other examples, the inside (inner wall) and outside that heat-insulated aluminium film can also be coated on moist closet 10 simultaneously are (outside
Wall).Thereby, it is possible to further decrease the inside and outside heat exchange of moist closet 10.
In some instances, moist closet 10 can also be made of insulating foam.In other examples, insulating foam can be with
It is polyurethane foam plastics.Specifically, polyurethane foam is a kind of novel synthetic material with heat preservation with water-proof function,
Thermal coefficient is low, is typically 0.022~0.033W/ (mK), is that thermal coefficient is minimum in current all thermal insulation materials, and makes
It makes low in cost.In this case, it can effectively extend soaking time using insulating foam and reduce the production of moist closet 10
Cost.
In some instances, as depicted in figs. 1 and 2, moist closet 10 can be in a rectangular parallelepiped shape.In other examples, protect
Greenhouse 10 can be in prism-shaped, cylindric, cone cell etc..Thereby, it is possible to easily accommodate object and stable placement.In addition,
In some examples, moist closet 10 can also be in unsetting shape.
As shown in Fig. 2, material storage room 20 can be set in incubation cavity 11, and there is the storage chamber 21 being made of heat-insulating material
With the heat-insulating shield 22 of covering storage chamber 21.
In some instances, the heat-insulating material for constituting storage chamber 21 can be selected from asbestos, diatomite, perlite, aeroge
Felt, glass fibre, polystyrene foam plastics, polyurethanes, needle spikesedge herb at least one of are worked as.But the present disclosure is not limited to
This, heat-insulating material can also be foam concrete, calcium silicates etc..In this case, can by combination of different materials, from
And reach optimal insulation effect.
In some instances, heat-insulating shield 22 can be worked as by vacuum heat-insulating layer, polyphenyl layer, micro-nano thermal insulation layer, vacuum glass pearl
At least one of constitute.In other examples, heat-insulating shield 22 can also be composed of multilayer material.Thereby, it is possible to drop
The thermal conductivity of low material storage room 20, so as to extend the soaking time of heat-proof device 1.
In other examples, storage chamber 21 can also be by the way that muti-piece (such as 5 pieces) heat-insulating shield 22 to be bonded to each other combination
And it is formed.The thermal insulation property of storage chamber 21 is improved while thereby, it is possible to improve the leakproofness of storage chamber 21.In some examples
In, constituting can be bonded between 5 blocks of heat-insulating shields 22 of storage chamber 21 by bonding agent such as silicone adhesive.Thereby, it is possible to
It improves the leakproofness between heat-insulating shield 22 and extends the soaking time of heat-proof device 1 simultaneously.
In some instances, gasket (not shown) is also provided between heat-insulating shield 22 and storage chamber 21.At this
In the case of kind, gasket can be used between heat-insulating shield 22 and storage chamber 21 and be sealed, thereby, it is possible to ensure leakproofness
Meanwhile improving the flexibility that heat-insulating shield 22 and storage chamber 21 configure.
In some instances, gasket can be made of silica gel.Specifically, silica gel can be silicon rubber, silicone resin, silicon
One of oil, silane coupling agent or inorganic silica gel are a variety of.
In other examples, gasket can also be made of rubber material.Thereby, it is possible to improve the sealing of gasket
Property.
Fig. 3 is to show 31 structural schematic diagram of sealing packet of heat-proof device 1 involved in embodiment of the present disclosure.Fig. 4
It is to show 31 the schematic diagram of the section structure of sealing packet of heat-proof device 1 involved in embodiment of the present disclosure.Fig. 5 is to show
The schematic diagram of the three dimensional support structure 32 of heat-proof device 1 involved in embodiment of the present disclosure.
In the present embodiment, cold-storage portion 30 may include at least one 31 (ginseng of sealing packet for accommodating phase-change material
See Fig. 3 and Fig. 4).Specifically, can according to need the material of heat preservation, difference is provided using different 31 quantity of sealing packet
Cold-storage ability.In some instances, the phase-change material for being contained in sealing packet 31 is preferably liquid.In this case, phase
Become the space that material can be filled up completely in sealing packet 31, gap is avoided the occurrence of, to improve cold accumulation effects.And liquid is housed
The shape of the sealing packet 31 of phase-change material can flexibly become, and thus, it is possible to preferably be filled in around object to be kept the temperature, mention
For preferably cold-storage ability.In addition, phase-change material can also be solid in other examples.In this case, also together
Sample is able to extend the time of heat preservation.
In some instances, sealing packet 31 can be by least one in polyethylene, polyester, polycarbonate, polypropylene or aluminium
Kind is constituted.Thereby, it is possible to carry out heat with storage chamber 21 convenient for sealing packet 31 to exchange.
As shown in figure 5, in some instances, sealing packet 31 can have three dimensional support structure 32.It is close thereby, it is possible to improve
The stability of package 31.In some instances, three dimensional support structure 32 can be rigid frame.
In some instances, three dimensional support structure 32 can form specific geometry.In some instances, geometric form
Shape can be selected from cuboid, prism, cylindrical body or other irregular shapes.It in this case, can be according to different situations
It is supported using 32 pairs of sealing packets 31 of three dimensional support structure of different shapes.
In addition, the sealing packet 31 with geometry in particular formed by three dimensional support structure 32 can be tight with heat-insulating shield 22
Contiguity touching.In this case, be conducive to increase the contact area between sealing packet 31 and heat-insulating shield 22, reduce between the two
Gap, to reduce whole pyroconductivity, thereby, it is possible to improve the heat insulation effect of heat-proof device 1.
In some instances, three dimensional support structure 32 can be made of polymer.Specifically, three dimensional support structure 32 by
One of polyethylene, polyester, polycarbonate or polypropylene or multiple material composition.Thereby, it is possible to reduce three dimensional support structure
Influence of 32 material to the heating conduction of sealing packet 31.
In the present embodiment, heat-proof device 1 is assembled by following steps.Firstly, cold-storage portion 30 is placed on material storage room 20
It is interior, then, the article saved will be needed to be placed in material storage room 20, material storage room 20 is finally placed on to the second chamber of moist closet 10
In body 11b, and combine the first cavity 11a with the second cavity 11b.
In the present embodiment, phase-change material can be selected from least one of fatty acid, paraffin, water and xanthan gum, poly-
The composition of at least one of sodium acrylate, sodium benzoate, kaolin/zeolite, modified glass microballoon/glass fibre.One
In a little examples, fatty acid can selected from capric acid, octanoic acid, caproic acid, lauric acid, elastic acid, palmitinic acid, five carbon enoic acids, tristearin,
Myristic acid, palmitinic acid, stearic acid and oleic acid.
In some instances, in phase-change material, the mass fraction of xanthan gum may be about 0.5% to 1.5%, preferably
1% to 1.2%.In this case, phase-change material can be by adding suitable xanthan gum, to adjust the colloid shape of material
State and phase transition temperature.
In some instances, in phase-change material, the mass fraction of Sodium Polyacrylate may be about 0.5% to 1.5%, excellent
It is selected as 1% to 1.2%.In this case, phase-change material can be by adding suitable Sodium Polyacrylate, to adjust material
Colloid form and phase transition temperature, as a result, improve material cold-storage ability.
In some instances, in phase-change material, the mass fraction of sodium benzoate may be about 0.01% to 0.3%, excellent
It is selected as 0.1% to 0.2%.Thereby, it is possible to play the role of restraining and sterilizing bacteria.
In some instances, in phase-change material, kaolin/zeolite mass fraction may be about 0.1% to 0.5%,
Preferably 0.2% to 0.4%.Thereby, it is possible to reduce a possibility that surfusion occurs for material.
In some instances, in phase-change material, modified glass microballoon/glass fibre mass fraction may be about 1%
To 3%, preferably 1.5% to 2.5%.In this case, modified glass microballoon/glass fibre is uniformly mixed into material,
By the bottom thermal coefficient of itself, the thermal coefficient of phase-change material entirety is reduced as a result,.
Hereinafter, the production method for explaining phase-change material involved in present embodiment in detail in conjunction with Fig. 6.Fig. 6 is to show
The production method flow diagram of phase-change material involved in embodiment of the present disclosure.
As shown in fig. 6, the production method of phase-change material may include providing solid-state like fatty acid, paraffin, water or it is mixed
It closes object (calling " solid feed " in the following text) (step S110).Then, at least one additive (step S120) is added in solid feed.So
Afterwards, solid feed is become into liquid, to form the liquid mixture (step S130) for including solid feed and additive.Finally,
Obtained liquid mixture is stirred to form phase-change material (step S140).
In some instances, in the step s 120, additive is selected from xanthan gum, Sodium Polyacrylate, sodium benzoate, kaolinite
At least one of soil/zeolite, modified glass microballoon/glass fibre.It, in the step s 120, can be in other examples
Ice is added to solid feed.Thereby, it is possible to effectively improve adiabatic efficiency.
In addition, in some instances, in the step s 120, as additive, can add such as fiberglass batts or
The materials such as glass fabric.In addition, in some instances, the air in glass fibre can also be discharged by heating.?
In some examples, before step S120, can also increase reduce glass fibre additive size the step of.It is specific and
The size of speech, additive can reduce size for example, by blending, cutting, chopping, grinding, shearing, grinding or tearing.
Although being illustrated in conjunction with the accompanying drawings and embodiments to the present invention above, it will be appreciated that above description
The invention is not limited in any way.Those skilled in the art without departing from the true spirit and scope of the present invention may be used
To deform and change to the present invention as needed, these deformations and variation are within the scope of the present invention.
Claims (10)
1. a kind of heat-proof device with phase-change material, which is characterized in that
Include:
Moist closet, the incubation cavity formed with mutually matched first cavity and the second cavity；
Material storage room is arranged in the incubation cavity, and the material storage room has the storage chamber being made of heat-insulating material and covering institute
State the heat-insulating shield of storage chamber；And
Cold-storage portion is arranged in the storage chamber, and includes phase-change material (PCM).
2. heat-proof device according to claim 1, which is characterized in that
The heat-insulating material is selected from asbestos, diatomite, perlite, aerogel blanket, glass fibre, polystyrene foam plastics, gathers
Carbamate, needle spikesedge herb at least one of are worked as,
The heat-insulating shield at least one of is worked as by vacuum heat-insulating layer, polyphenyl layer, micro-nano thermal insulation layer, vacuum glass pearl to be constituted.
3. heat-proof device according to claim 1, which is characterized in that
The storage chamber is formed and combination by the way that multiple thermal insulation boards are bonded to each other.
4. heat-proof device according to claim 1, which is characterized in that
Between the heat-insulating shield and the storage chamber, it is provided with gasket.
5. heat-proof device according to claim 1, which is characterized in that
First cavity is integrally formed, and second cavity is integrally formed.
6. heat-proof device according to claim 1, which is characterized in that
The cold-storage portion includes at least one sealing packet for accommodating the phase-change material.
7. heat-proof device according to claim 6, which is characterized in that
The sealing packet is made of at least one of polyethylene, polyester, polycarbonate, polypropylene or aluminium.
8. heat-proof device according to claim 6, which is characterized in that
The sealing packet has three dimensional support structure.
9. heat-proof device according to claim 8, which is characterized in that
The three dimensional support structure is made of at least one of polyethylene, polyester, polycarbonate or polypropylene or multiple material.
10. heat-proof device according to claim 1, which is characterized in that
In the outside of the moist closet, it is also wrapped on heat-insulated aluminium film.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647812.XA CN109552760B (en) | 2018-12-30 | 2018-12-30 | Heat insulation device with phase change material |
| CN202010186157.3A CN111332613B (en) | 2018-12-30 | 2018-12-30 | Heat insulation device filled with a sealed bundle of variable shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811647812.XA CN109552760B (en) | 2018-12-30 | 2018-12-30 | Heat insulation device with phase change material |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010186157.3A Division CN111332613B (en) | 2018-12-30 | 2018-12-30 | Heat insulation device filled with a sealed bundle of variable shape |
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| Publication Number | Publication Date |
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| CN109552760A true CN109552760A (en) | 2019-04-02 |
| CN109552760B CN109552760B (en) | 2020-04-21 |
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| CN202010186157.3A Active CN111332613B (en) | 2018-12-30 | 2018-12-30 | Heat insulation device filled with a sealed bundle of variable shape |
| CN201811647812.XA Active CN109552760B (en) | 2018-12-30 | 2018-12-30 | Heat insulation device with phase change material |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN111332613B (en) | 2022-05-17 |
| CN109552760B (en) | 2020-04-21 |
| CN111332613A (en) | 2020-06-26 |
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