CN108507387A - Phase transition heat accumulation unit and water heater - Google Patents
Phase transition heat accumulation unit and water heater Download PDFInfo
- Publication number
- CN108507387A CN108507387A CN201710116462.3A CN201710116462A CN108507387A CN 108507387 A CN108507387 A CN 108507387A CN 201710116462 A CN201710116462 A CN 201710116462A CN 108507387 A CN108507387 A CN 108507387A
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- Prior art keywords
- phase
- shell
- accumulation unit
- thermal insulation
- phase transition
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
- F28D20/00—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00
- F28D20/02—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat
- F28D20/021—Heat storage plants or apparatus in general; Regenerative heat-exchange apparatus not covered by groups F28D17/00 or F28D19/00 using latent heat the latent heat storage material and the heat-exchanging means being enclosed in one container
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H7/00—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release
- F24H7/02—Storage heaters, i.e. heaters in which the energy is stored as heat in masses for subsequent release the released heat being conveyed to a transfer fluid
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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)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Thermal Insulation (AREA)
Abstract
The present invention discloses a kind of phase transition heat accumulation unit and water heater, wherein the phase transition heat accumulation unit includes shell, phase variant, heat exchange pipeline and thermal insulation barriers, and the shell has accommodating cavity；The shell is plastic parts；The phase variant is accommodated in the accommodating cavity；The fusing point of the phase variant is less than the fusing point of the plastic parts；The heat exchange pipeline is interspersed in the phase transformation body；The thermal insulation barriers are aeroge；The thermal insulation barriers are covered in the outer surface of the shell, and the thickness of the thermal insulation barriers is not less than 3mm, and the area that the thermal insulation barriers coat the housing outer surface is not less than the 30% of the housing outer surface area.The phase transition heat accumulation unit of technical solution of the present invention can improve heat insulation effect, keep electric heater more energy efficient.
Description
Technical field
The present invention relates to thermal energy equipment field, more particularly to a kind of phase transition heat accumulation unit and water heater.
Background technology
Water heater generally has the function of accumulation of heat, which saves heat by regenerative apparatus, with hot for users to use
Hot water can be obtained when water in time.There are many types of regenerative apparatus, is received since the thermal storage density of phase change heat storage material is high
Favor, is more and more widely used using phase-change material as heat-storing material.
However, phase-change material has high latent heat, volume expansion occurs during phase variant heat-absorbing liquefaction.So that existing phase transformation
The shell of regenerative apparatus generally uses metalwork to reinforce intensity, causes existing phase transition heat accumulation unit heat-proof quality bad, causes to protect
Temp effect is poor.The present invention proposes a kind of phase transition heat accumulation unit, has good heat insulation effect, the energy-saving effect of water heater bad.
Invention content
The main object of the present invention is a kind of phase transition heat accumulation unit of proposition and water heater, it is intended to improve heat insulation effect, make heat
Hydrophone is more energy efficient.
To achieve the above object, phase transition heat accumulation unit proposed by the present invention, including shell, phase variant, heat exchange pipeline and every
Warmware, the shell have accommodating cavity；The shell is plastic parts；The phase variant is accommodated in the accommodating cavity；The phase
The fusing point of variant is less than the fusing point of the plastic parts；The heat exchange pipeline is interspersed in the phase transformation body；The thermal insulation barriers are gas
Gel；The thermal insulation barriers are covered in the outer surface of the shell, and the thickness of the thermal insulation barriers is not less than 3mm, and the thermal insulation barriers
The area for coating the housing outer surface is not less than the 30% of the housing outer surface area.
Preferably, the heat exchange pipeline is arranged in coil pipe, and the heat exchange pipeline has multistage bending segment and multistage direct current section,
Bending segment semicircular in shape bending described in multistage is equipped with heat exchange gap between each direct current section.
Preferably, fin is provided between the direct current section, the fin is set along the length direction interval of the direct current section
It sets.
Preferably, the phase variant is two layers, immiscible between two layers of phase variant.
Preferably, the shell has blow vent, and the blow vent is located at the top of the shell and the accommodating cavity connects
Logical, the thermal insulation barriers are equipped with resigning breach at the blow vent.
Preferably, the blow vent includes air inlet and gas outlet, and the air inlet is equipped with filter device.
Preferably, the gas outlet is equipped with air bleeding valve.
Preferably, the accommodating cavity is airtight cavity, and the negative pressure cavity communicated therewith is equipped in the accommodating cavity.
Preferably, the negative pressure cavity after injecting the phase variant solidification in the accommodating cavity by forming.
The present invention also proposes that a kind of water heater, including phase transition heat accumulation unit, the phase transition heat accumulation unit include shell, phase transformation
Body, heat exchange pipeline and thermal insulation barriers, the shell have accommodating cavity；The shell is plastic parts；The phase variant is accommodated in described
In accommodating cavity；The fusing point of the phase variant is less than the fusing point of the plastic parts；The heat exchange pipeline is interspersed in the phase transformation body；
The thermal insulation barriers are aeroge；The thermal insulation barriers are covered in the outer surface of the shell, and the thickness of the thermal insulation barriers is not less than
3mm, the area that the thermal insulation barriers coat the housing outer surface are not less than the 30% of the housing outer surface area..
Thermal insulation barriers and the plastic parts one is arranged in the outer surface of shell by the way that shell is arranged to plastic parts in the present invention
It is body formed, make phase variant in accommodating cavity with after shell contact heat-exchanging, the heat of shell by thermal insulation barriers barrier be difficult to it is extraneous into
Row heat exchange makes heat be retained in the inside of shell, to reduce the speed that phase variant outwardly radiates, and then slows down phase transformation
The reduction of temperature makes the heat insulation effect of phase transition heat accumulation unit be improved, and keeps water heater more energy efficient.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the internal structure schematic diagram of phase transition heat accumulation unit first embodiment of the present invention；
Fig. 2 is the enlarged drawing of part A in Fig. 1；
Fig. 3 is the internal structure schematic diagram of phase transition heat accumulation unit second embodiment of the present invention.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 10 | Shell | 31 | Bending segment |
| 11 | Accommodating cavity | 32 | Direct current section |
| 111 | Negative pressure cavity | 321 | Fin |
| 12 | Blow vent | 40 | Thermal insulation barriers |
| 121 | Air inlet | 41 | Resigning breach |
| 122 | Gas outlet | 50 | Filter device |
| 20 | Phase variant | 60 | Air bleeding valve |
| 30 | Heat exchange pipeline |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
If it is to be appreciated that related in the embodiment of the present invention directionality instruction (such as up, down, left, right, before and after ...),
Then directionality instruction be only used for explaining relative position relation under a certain particular pose (as shown in the picture) between each component,
Motion conditions etc., if the particular pose changes, directionality instruction also correspondingly changes correspondingly.
If in addition, relating to the description of " first ", " second " etc. in the embodiment of the present invention, it is somebody's turn to do " first ", " second " etc.
Description be used for description purposes only, be not understood to indicate or imply its relative importance or implicitly indicate indicated skill
The quantity of art feature." first " is defined as a result, the feature of " second " can explicitly or implicitly include at least one spy
Sign.In addition, the technical solution between each embodiment can be combined with each other, but must be with those of ordinary skill in the art's energy
It is enough realize based on, when the knot that conflicting or cannot achieve when will be understood that this technical solution occurs in the combination of technical solution
Conjunction is not present, also not the present invention claims protection domain within.
The present invention proposes a kind of phase transition heat accumulation unit.
In embodiments of the present invention, shown in referring to Figures 1 and 2, what the solid line with the arrow in figure indicated is face, chamber, hole
Etc. planes or space.The phase transition heat accumulation unit includes shell 10, phase variant 20, heat exchange pipeline 30 and thermal insulation barriers 40, and shell 10 has
There is accommodating cavity 11；Shell 10 is plastic parts；Phase variant 20 is accommodated in accommodating cavity 11；The fusing point of phase variant 20 is less than plastic parts
Fusing point；Heat exchange pipeline 30 is interspersed in phase variant 20；Thermal insulation barriers 40 are aeroge；Thermal insulation barriers 40 are covered in the appearance of shell 10
The thickness in face, the thermal insulation barriers is not less than 3mm, and the thermal insulation barriers 40 coat the area of 10 outer surface of the shell not less than described
The 30% of 10 exterior surface area of shell.
Specifically, shown in referring to Fig.1, for housing phase variant 20, shell 10 has to be held the shell 10 of phase transition heat accumulation unit
Chamber 11 is set, the capacity of accommodating cavity 11 is bigger, and correspondingly, the phase variant 20 that can be accommodated is also more.Phase variant 20 is used to hand over heat
It changes pipeline 30 or shell 10 and carries out heat exchange and absorb heat, then save heat in accommodating cavity 11, when needing to use phase
When becoming the heat of regenerative apparatus, the heat of phase variant 20 is transferred out into phase transition heat accumulation unit by heat exchange method, externally to put
Heat.During phase 20 Process of absorption or liberation of heat of variant, phase variant 20 is undergone phase transition, and phase transformation effect causes phase variant 20 in accommodating cavity
Volume in 11 changes, and when phase variant 20 absorbs enough heats, is converted to liquid by solid-state and volume expansion occurs；When
When phase variant 20 releases enough heats, solid-state is converted by liquid and volume contraction occurs.The heat of phase variant 20 can lead to
It crosses shell 10 and transfers out phase transition heat accumulation unit, heat-insulating heat-preserving material is arranged around shell 10 can play the effect of heat preservation.
Shown in referring to Fig.1, in the embodiment of the present invention, phase variant 20 is accommodated in accommodating cavity 11 can be with free wxpansion or receipts
Contracting, expansion or shrinkage described herein refer to that phase variant 20 does not squeeze shell 10 directly after the change of generation type, and shell 10 is caused to be sent out
Raw plasticity type becomes.The certain space of setting is expanded for phase variant 20 in accommodating cavity 11, is squeezed after phase variant 20 expands accommodating
The air pressure of air in chamber 11, the air is positive pressure, reduces the air pressure, can take makes accommodating cavity 11 and atmosphere or application
The mode of negative pressure.In the outer surface of shell 10, thermal insulation barriers 40 are set, the type and material of thermal insulation barriers 40 are not especially limited, when
So, asbestos, heat-insulated felt or the low material of other thermal coefficients may be used.Those skilled in the art can be real through the invention
Example and attached drawing are applied, obtains corresponding technical solution, therefore not to repeat here.It is of course also possible to by thermal insulation barriers 40 be made collet, every
Hot coating, heat insulation loop or other shapes that can be covered in 10 surface of shell, to achieve the purpose that abundant trap heat.When accommodating
With after 10 contact heat-exchanging of shell, the heat of shell 10 is difficult to carry out heat with air phase variant 20 in chamber 11 by the barrier of thermal insulation barriers 40
It exchanges.The heat of shell 10 rests on the inside of shell 10, so that phase variant 20 and the temperature difference of shell 10 are reduced, reduces phase
Variant 20 and then has slowed down the temperature change of phase variant 20 to the speed of the heat transfer of shell 10, makes the heat preservation of phase transition heat accumulation unit
Effect is improved, and keeps water heater more energy efficient.
It is shown referring to Fig.1 in order to further increase the heat-proof quality of phase transition heat accumulation unit shell 10, in the present embodiment,
Shell 10 is arranged to plastic parts, plastic parts has lower thermal coefficient for metalwork, shell 10 is arranged to
Plastic parts can further obstruct the conduction of the heat between the phase variant 20 being accommodated in accommodating cavity 11 and shell 10, keep heat more
Ground is retained in the inside of shell 10, improves heat insulation effect.For the reliability consideration for ensureing shell 10, the fusing point of plastic parts is high
In the fusing point of phase variant 20, so that the heat in accommodating cavity 11 is difficult to that shell 10 is made to melt.Further, in order to improve heat-insulated effect
Fruit, thermal insulation barriers 60 are aeroge.Aeroge has the characteristics that thermal coefficient is low, has preferable iris action to heat conduction.
Meanwhile thermal insulation barriers 60, which are made aeroge, to utilize aerogel material to have the characteristics that flexibility, aeroge can adhere to plastic cement
The outside wall surface of shell 10 and generate certain type and become, to be come into full contact with outside wall surface, play good heat rejection.Furthermore
Aerogel blanket has the characteristics such as light, fire prevention, environmental protection, is suitable as the thermal insulation material of regenerative apparatus, to mitigate phase-transition heat-storage dress
The overall weight set.In view of reducing the manufacturing cost of phase transition heat accumulation unit, plastic casing 10 and thermal insulation barriers 60 are integrally formed, every
Warmware 60 can be together molded by the modes such as double-shot moulding or quadric injection mould and plastic casing 10, and volume production energy is improved to reach
Power simplifies installation steps.
Shown referring to Fig.1 for the purpose for further increasing heat exchange efficiency, in the present embodiment, heat exchange pipeline 30 is in coil pipe
Setting, coil pipe is for straight tube, the heat exchange area with bigger, and rate of heat exchange is fast.Heat exchange pipeline 30 has multistage curved
Trisection 31 and multistage direct current section 32, the 31 semicircular in shape bending of multistage bending segment play fully profit to enable heat exchange pipeline 30 form detour
Heat exchange gap is equipped with the effect in 11 space of accommodating cavity, between each direct current section 32, for each direct current section 32 reclines setting,
The gap can enable the contact area bigger of phase variant 20 and heat exchange pipeline 30, fully improve heat exchange efficiency.Further increase storage
Heat exchange efficiency in thermal is provided with fin 321 between direct current section 32, and fin 321 can be the sheet being separately provided, and also may be used
To be the plate for connecting each direct current section 32, the fin 321 is arranged along the length direction interval of the direct current section 32, adjacent to enable
Certain gap is formed between two fins 321, phase variant 20 is filled into the gap between each fin 321, to by with fin
321 contact heat-exchangings, further increase heat exchange area, improve heat exchange efficiency.
The characteristics of in order to further speed up heat exchange efficiency, inhale amplification quantity latent heat when making full use of phase 20 phase transformation of variant, reference
Shown in Fig. 1, in the present embodiment, phase variant 20 is two layers, and two layers of phase variant is for single layer phase variant, and there are two phase transformations for tool
Temperature spot, the suction that two phase transformation temperature points promote 20 latent heat of phase variant are put, and then accelerate the heat exchange effect of phase change heat exchange device
Rate.It is immiscible between two layers of phase variant 20, to enable each layer phase variant 20 be layered in accommodating cavity 11.Two layers phase variant 20 it is close
Degree has positive correlation with its phase transition temperature, and the phase transformation temperature points between two layers of phase variant 20 are higher, and density is bigger, phase transformation
The lower phase variant of temperature 20 is placed in the top of the higher phase variant of phase transition temperature 20 always, so that the phase variant 20 on upper layer has
The effect of introduced contaminants is isolated.
Shown referring to Figures 1 and 2 in order to further decrease the pressure-bearing in shell 10, in the first embodiment, shell 10 has
There is blow vent 12, the blow vent 12 is for making accommodating cavity 11 and atmosphere, it is of course also possible to which snorkel and accommodating cavity 11 is arranged
Connection, it is contemplated that cost optimization is set as blow vent 12.The top that blow vent 12 is located at shell 10 is connected to accommodating cavity 11, is made
Blow vent 12 is always positioned on the end face of phase variant 20, to cover blow vent when the liquid level of phase variant 20 being made to float
12, keep blow vent 12 unimpeded.Blow vent 12 can be an interworking aperture, can also be multiple unidirectional communication ports, will ventilate
Mouth 12, which is set as an interworking aperture, can save cost.Meanwhile resigning breach 41 is set in thermal insulation barriers 40, which sets
It sets at blow vent 12, to enable barrier of the blow vent 12 not by thermal insulation barriers 40, makes accommodating cavity 11 and atmosphere.The resigning breach
41 shape is not especially limited, and can be round, rectangular, triangle or other irregular shapes etc..
From the angle for improving 11 cleanliness factor of accommodating cavity, with reference to shown in Fig. 2, in the present embodiment, blow vent 12 include into
Gas port 121 and gas outlet 122, air inlet 121 and gas outlet 122 are all unidirectional communication port, and air inlet 121 is equipped with filter device
50, which can be the air filting material etc. of strainer, air filtering core, filter pulp or other forms, art technology
Personnel can obtain corresponding technical solution, therefore not to repeat here through the embodiment of the present invention and attached drawing.The filter device 50 is used
In preventing extraneous impurity from entering in accommodating cavity 11 by air inlet 121, pollution phase variant 20 improves clean in accommodating cavity 11
Cleanliness.Further, introduced contaminants are caused to enter accommodating cavity 11 for frequently exhaust is prevented, gas outlet 122 is equipped with air bleeding valve
60, when phase variant 20, which liquefies, to be expanded, the air pressure in accommodating cavity 11 increases, when the air pressure in accommodating cavity 11 increases to air bleeding valve 60
Threshold values when, air bleeding valve 60 is opened, and accommodating cavity 11 is discharged through gas outlet 122 in the gas in accommodating cavity 11, passes through and air bleeding valve is arranged
60 make gas outlet 122 be converted to normally off by being in normal open state, further improve the cleanliness factor of accommodating cavity 11.
For seal casinghousing 10 to enable the more intensive consideration of phase transition heat accumulation unit, with reference to shown in Fig. 3, in second embodiment
In, accommodating cavity 11 is airtight cavity, and the negative pressure cavity 111 communicated therewith is equipped in accommodating cavity 11, should when phase variant 20 is solid-state
Air pressure in negative pressure cavity 111 is negative pressure state.After 20 heat-absorbing liquefaction of phase variant, make in accommodating cavity 11 since phase variant 20 expands
Air pressure increase, the negative pressure in the negative pressure cavity 111 counteracts the raising of the partial gas pressure, to make the air pressure in accommodating cavity 11 be
Zero-pressure, a small amount of negative pressure or a small amount of barotropic state.Negative pressure cavity 111 is formed after being cured by injection phase variant 20 in accommodating cavity 11, can be with
Save manufacturing cost.When the phase variant 20 in injection accommodating cavity 11 is converted to solid phase from liquid phase, phase variant 20 is in closed appearance
It sets and volume contraction occurs in chamber 11, the air pressure in accommodating cavity 11 is reduced since zero-pressure, to form negative pressure cavity 111.
The present invention also proposes a kind of water heater, which includes multiple phase transition heat accumulation units above-mentioned, the phase-transition heat-storage
The concrete structure of device is with reference to above-described embodiment, since this water heater uses whole technical solutions of above-mentioned all embodiments,
Therefore all advantageous effects caused by the same technical solution with above-described embodiment, this is no longer going to repeat them.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (10)
1. a kind of phase transition heat accumulation unit, which is characterized in that including：
Shell, the shell have accommodating cavity；The shell is plastic parts；
Phase variant, the phase variant are accommodated in the accommodating cavity；The fusing point of the phase variant is less than the fusing point of the plastic parts；
Heat exchange pipeline, the heat exchange pipeline are interspersed in the phase transformation body；
Thermal insulation barriers, the thermal insulation barriers are aeroge；The thermal insulation barriers are covered in the outer surface of the shell, the thickness of the thermal insulation barriers
Degree is not less than 3mm, and the area that the thermal insulation barriers coat the housing outer surface is not less than the 30% of the housing outer surface area.
2. phase transition heat accumulation unit as described in claim 1, which is characterized in that the heat exchange pipeline is arranged in coil pipe, described to change
Heat pipeline has multistage bending segment and multistage direct current section, bending segment semicircular in shape bending described in multistage, between each direct current section
Equipped with heat exchange gap.
3. phase transition heat accumulation unit as claimed in claim 2, which is characterized in that fin is provided between the direct current section, it is described
Fin is arranged along the length direction interval of the direct current section.
4. phase transition heat accumulation unit as claimed in claim 3, which is characterized in that the phase variant is two layers, two layers of phase transformation
It is immiscible between body.
5. phase transition heat accumulation unit as described in claim 1, which is characterized in that the shell has blow vent, the blow vent
It is connected to the accommodating cavity positioned at the top of the shell, the thermal insulation barriers are equipped with resigning breach at the blow vent.
6. phase transition heat accumulation unit as claimed in claim 5, which is characterized in that the blow vent includes air inlet and gas outlet,
The air inlet is equipped with filter device.
7. phase transition heat accumulation unit as claimed in claim 6, which is characterized in that the gas outlet is equipped with air bleeding valve.
8. phase transition heat accumulation unit as described in claim 1, which is characterized in that the accommodating cavity is airtight cavity, described accommodating
Intracavitary is equipped with the negative pressure cavity communicated therewith.
9. phase transition heat accumulation unit as claimed in claim 8, the negative pressure cavity is consolidated by injecting the phase variant in the accommodating cavity
It is formed after change.
10. a kind of water heater, which is characterized in that the water heater includes phase transformation as in one of claimed in any of claims 1 to 9
Regenerative apparatus.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911129735.3A CN110806133A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201710116462.3A CN108507387B (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911128778.XA CN110879016A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911128796.8A CN110806132A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710116462.3A CN108507387B (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
Related Child Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911128778.XA Division CN110879016A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911129735.3A Division CN110806133A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911128796.8A Division CN110806132A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108507387A true CN108507387A (en) | 2018-09-07 |
| CN108507387B CN108507387B (en) | 2019-12-13 |
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| CN201911128796.8A Pending CN110806132A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911128778.XA Pending CN110879016A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911129735.3A Pending CN110806133A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201710116462.3A Active CN108507387B (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
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| CN201911128796.8A Pending CN110806132A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911128778.XA Pending CN110879016A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
| CN201911129735.3A Pending CN110806133A (en) | 2017-02-28 | 2017-02-28 | Phase change heat storage device and water heater |
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- 2017-02-28 CN CN201911128778.XA patent/CN110879016A/en active Pending
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Also Published As
| Publication number | Publication date |
|---|---|
| CN110806132A (en) | 2020-02-18 |
| CN108507387B (en) | 2019-12-13 |
| CN110806133A (en) | 2020-02-18 |
| CN110879016A (en) | 2020-03-13 |
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Effective date of registration: 20221101 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311, 26-28, B District, Mei headquarters building, 6 Mei Road, Beijiao Town, Shunde District, Foshan, Guangdong. Patentee before: MIDEA GROUP Co.,Ltd. |