CN208983648U - Steaming utensil type phase transition thermal storage water tank - Google Patents
Steaming utensil type phase transition thermal storage water tank Download PDFInfo
- Publication number
- CN208983648U CN208983648U CN201821338752.9U CN201821338752U CN208983648U CN 208983648 U CN208983648 U CN 208983648U CN 201821338752 U CN201821338752 U CN 201821338752U CN 208983648 U CN208983648 U CN 208983648U
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- China
- Prior art keywords
- water tank
- phase
- phase change
- thermal storage
- phase transition
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 89
- 230000007704 transition Effects 0.000 title claims abstract description 24
- 238000010025 steaming Methods 0.000 title claims abstract description 21
- 230000008859 change Effects 0.000 claims abstract description 76
- 239000012782 phase change material Substances 0.000 claims abstract description 37
- 238000009825 accumulation Methods 0.000 claims abstract description 19
- 102000010637 Aquaporins Human genes 0.000 claims description 13
- 238000007789 sealing Methods 0.000 claims description 13
- 108010063290 Aquaporins Proteins 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 abstract description 16
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000009466 transformation Effects 0.000 description 11
- 238000005338 heat storage Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000018199 S phase Effects 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 238000004146 energy storage Methods 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011232 storage material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003116 impacting effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000004021 metal welding Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000002667 nucleating agent Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
Classifications
-
- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
Landscapes
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
The utility model relates to steaming utensil type phase transition thermal storage water tanks, including cabinet (3), and it is placed on the internal accumulation of heat component of cabinet (3), the accumulation of heat component includes the Multi-layer supporting net (4) being arranged from top to bottom connected by metallic rod (2), is placed in the phase change core (6) on supporting network (4) top.Compared with prior art, the efficiency of solar energy utilization can be improved in the utility model, and multiphase change makes formation temperature gradient in water tank, improves Demand-side heating system efficiency, and can quickly and easily replace phase-change material.
Description
Technical field
The utility model relates to a kind of hot water storage tanks, more particularly, to a kind of steaming utensil type phase transition thermal storage water tank.
Background technique
In solar energy optical-thermal transformation technology, heat accumulation is key, and current most common mode is stored up using the sensible heat of water
The cost of heat, advantage is low, and the specific heat capacity of water is larger, but the disadvantage is that water tank volume is larger, water tank internal heat is unstable not to be filled
Point, quantity of heat storage also has certain limitations.
Another heat accumulation mode having already appeared in the market is to utilize phase-change material accumulation of heat, mistake of the phase-change material in its accumulation of heat
The phase-state change that substance is utilized in journey more generates bigger latent heat, and temperature fluctuation very little in addition to storage sensible heat, almost constant.
But phase-change material will appear the problem of performance degradation or failure after a number of uses, is usually expressed as crystallization, is precipitated, although passing through
Nucleating agent is added, partial phase change material property has improvement, but still is not avoided that these phenomenons occur.So for phase transformation water
The application of case is not universal, and being primarily due to phase-change material replacement is a problem.
Chinese patent CN201620491498.0 discloses a kind of phase transition thermal storage water tank of replaceable phase transformation heat-storage module, packet
It includes the thermal-insulating body with inner cavity and is detachably arranged at the intracorporal multiple phase transformation heat-storage modules of the incubator, the phase transformation stores
Thermal modules include the Can of circular tube shaped and loaded on the phase change heat storage material in the Can；The phase change heat storage material
Middle part loaded on the Can, both ends set gradually elastic heat preserving material and detachable from inside to outside in the Can
Module end cap.The patent can disassemble phase change core, but efficiency is lower, and application range is subject to certain restrictions.
Utility model content
The purpose of this utility model is exactly to provide a kind of steaming utensil type phase to overcome the problems of the above-mentioned prior art
Become hot water storage tank.
The purpose of this utility model can be achieved through the following technical solutions:
A kind of steaming utensil type phase transition thermal storage water tank, including cabinet, and it is placed on the accumulation of heat component that box house is in steaming utensil type,
The accumulation of heat component includes the Multi-layer supporting net being arranged from top to bottom connected by metallic rod, and is placed in supporting network top
Phase change core.
Further, the phase change core includes the phase-change material of the shell and filling of sealing in the housing, different phase change cores
In be filled with the different phase-change material of phase transition temperature.
Further, from high to low according to phase transition temperature, phase change core is vertically installed from top to bottom.
Further, the phase-change material temperature variation range of the phase change core is 30-80 DEG C.
Further, the phase change core point gradient is placed in different phase change cores using a variety of phase-change materials, utilizes different phases
Temperature-varying zone keeps formation in water tank vertical layered, and upper and lower level water temperature generates the temperature difference, improves the utilization efficiency and heating system of solar energy
Efficiency of heating- utilization.
Further, it causes water temperature gradient in water tank to be layered with different phase-change materials, water tank difference is made full use of to be layered
Between the temperature difference, improve collecting efficiency and the solar heating thermal efficiency, while most preferably using water spot for different water use model matchings
Highly, cascaded utilization of energy is realized.
Further, phase-change material point gradient is arranged, is taken 50-80 DEG C and 30-50 DEG C of two kinds of phase-change materials respectively, is placed in
In upper and lower phase change core.It can be used for direct heating and domestic hot-water when choosing 70-80 DEG C and 40-50 DEG C of temperature range；Work as selection
50-60 DEG C and when 30-40 DEG C of temperature range, can be used for floor panel heating etc..
Further, the shell is flat box-like, and central upper portion is sealed equipped with phase change core, along its vertical upper and lower surface side
To the aquaporin for being evenly distributed with a plurality of perforation.
Still more preferably, the phase change core sealing is sealed using screw knob formula, guarantees that phase change core upper level does not have
There is protrusion, steadily to be stacked when facilitating using more phase change core, is sealed using screw knob formula, to prevent phase-change material from occurring
Stereomutation when phase-state change and generate leakage.
Still more preferably, the aquaporin section is rounded, and the aquaporin position in the phase change core of adjacent two layers is wrong
It opens, is arranged in distributary, when upper and lower level generates the temperature difference, increase turbulent water, keep heat exchange more abundant.
Still more preferably, the radius of the aquaporin is the 1/5-1/3 of phase transformation nuclear radius.
Still more preferably, it is provided between the adjacent two layers phase change core and the extraneous heat exchange plate to be exchanged heat with water
Pipe.
Further, the heat exchange coil is installed on above top layer's phase change core or below lowest level phase change core.
Further, the phase change core outer diameter is less than cabinet internal diameter, and difference is greater than 50mm for disposing heat exchange coil, assists
Solar energy heating avoids solar water, heating terminal water and domestic hot-water from mixing water, guarantees water quality requirement.
Further, accumulation of heat component upper end is equipped with upper end cover, and the upper end cover edge protrudes from metallic rod, and being convenient for will
Accumulation of heat component takes out from water tank.
Further, the cabinet top is provided with solar heat water inlet, and lower end is provided with cooling water outlet.
Phase change core mounting means: the upper end cover edge protrudes from metallic rod, convenient for energy storage component is taken out out of cabinet,
Vertical gradient is built by metallic rod and supporting network, phase change core is placed on supporting network, is connected in water tank end cap open and close
Movement replacement is convenient.
Hot water through solar energy heating enters hot water storage tank from upper end, and by first layer phase change core, a part of heat is stored up
It is stored in phase-change material, is set among phase-change material by a part of heat storage in phase-change material using second layer phase change core
It is equipped with heat exchange coil, extraneous cold water is exchanged heat by heat exchange coil and the heat in phase-change material, and it improves and uses coolant-temperature gage, according to
The demand of different temperatures water, heat exchange coil may be provided between different phase change cores or the top or bottom of phase change core and water tank
Between.After a period of use, if the problem of performance degradation or failure occurs in phase-change material, energy storage component is taken out, by phase transformation
Core is removed and is replaced from supporting network, is reentered into water tank.
Compared with prior art, the utility model has the following beneficial effects:
(1) it causes water temperature gradient in water tank to be layered with different phase-change materials, makes full use of the temperature difference between the layering of water tank difference,
Collecting efficiency and the solar heating thermal efficiency are improved, while being different water use model matchings most preferably with water spot height, realizes energy
Measure cascade utilization；
(2) phase change core is placed on supporting network, to fix height and position of the phase change core in water tank, replacement easy to disassemble；
(3) use phase-change material accumulation of heat, improve it is original only use water as heat storage medium amount of stored heat small and bulky disadvantage.
Detailed description of the invention
Fig. 1 is the utility model overall structure diagram；
Fig. 2 is the structural schematic diagram of phase change core in the utility model；
Fig. 3 is the horizontal sectional drawing of phase change core in the utility model；
Fig. 4 is the schematic diagram of the utility model water tank upper end cover；
Fig. 5 is the schematic diagram that phase change core installs water tank upper end cover in the utility model.
Shown in figure label:
1, upper end cover, 2, metallic rod, 3, cabinet, 4, supporting network, 5, phase change core sealing, 6, phase change core, 7, heat exchange coil,
8, aquaporin.
Specific embodiment
The utility model is described in detail in the following with reference to the drawings and specific embodiments.
Embodiment 1
A kind of steaming utensil type phase transition thermal storage water tank as shown in Figure 1, including cabinet 3, and is placed on inside cabinet 3 in food steamer
The accumulation of heat component of formula, accumulation of heat component include the Multi-layer supporting net 4 being arranged from top to bottom connected by metallic rod 2, and are placed
Phase change core 6 in 4 top of supporting network.Phase change core 6 includes the phase-change material of the shell and filling of sealing in the housing, different phase transformations
It is filled with the different phase-change material of phase transition temperature in core 6, phase transformation vertically from high to low according to its phase transition temperature is installed from top to bottom
Core 6.Phase-change material temperature variation range in phase change core 6 is 30-80 DEG C.Phase change core point gradient is set using a variety of phase-change materials
In different phase change cores, using different transition temperature areas, make to be formed vertical layered, the upper and lower level water temperature generation temperature difference, raising in water tank
The utilization efficiency and heating system efficiency of heating- utilization of solar energy.Different phase-change materials cause water temperature gradient in water tank to be layered, sufficiently
Using the temperature difference between the layering of water tank difference, collecting efficiency and the solar heating thermal efficiency are improved, while being different water sides
Formula matching most preferably with water spot height, realizes cascaded utilization of energy.50-80 DEG C and 30-50 DEG C of two kinds of phase-change materials are taken respectively, are placed in
In upper and lower phase change core 6.It can be used for direct heating and domestic hot-water when choosing 70-80 DEG C and 40-50 DEG C of temperature range；Work as selection
50-60 DEG C and when 30-40 DEG C of temperature range, can be used for floor panel heating etc..Phase change core 6 is flat box-like, and central upper portion is equipped with phase
Become core sealing 5, the water channel 8 of four perforations is evenly distributed with along its vertical upper and lower surface direction.Phase change core sealing 5 is invagination
Form guarantees that 6 upper level of phase change core does not protrude using screw knob, steadily to be stacked when facilitating using more phase change core,
Using screw knob formula seal, with prevent phase-change material when phase-state change occurs stereomutation and generate leakage.Water channel 8 is cut
Face is rounded, and the water channel 8 position in the phase change core 6 of adjacent two layers is staggered, and arranges in distributary, when upper and lower level generates the temperature difference,
Increase turbulent water, keeps heat exchange more abundant.The radius of water channel 8 is the 1/5-1/3 of 6 radius of phase change core.Adjacent two layers phase
Become between core 6 and is provided with and the extraneous heat exchange coil 7 to be exchanged heat with water.Heat exchange coil 7 is installed in top layer's phase change core 6
6 lower section of side or lowest level phase change core.
In addition, 6 outer diameter of phase change core is less than 3 internal diameter of cabinet, difference is greater than 50mm, can more easily be used to dispose in this way and change
Hot coil 7 avoids the pick-and-place to phase change core 6 from impacting, at the same time it can also assist solar energy heating, avoid solar water,
Heating terminal water and domestic hot-water mix water, guarantee water quality requirement.Accumulation of heat component upper end is equipped with upper end cover 1, and 1 edge of upper end cover is convex
For metallic rod 2, convenient for accumulation of heat component is taken out from water tank.3 top of cabinet is provided with solar heat water inlet, lower end setting
There is cooling water outlet.
The mounting means of hot water storage tank is as follows:
(1) according to fig. 2 shown in-Fig. 3, two 6 shells of phase change core, respectively upper layer phase change core and lower layer's phase change core are set,
Fill phase-change material inside it, for guarantee peak filling rate, may be selected directly melt it is filling, but according to different phase-change materials from
Different filling modes may be selected in body characteristic, is not limited to melt filling, and sealing is screwed after populated；
(2) steaming utensil type water tank upper end cover 1 is made according to Fig. 4-Fig. 5, metal welding is chosen in the present embodiment, but be not limited to
This connection type；
(3) step (1) and the phase change core 6 of (2) are assembled with steaming utensil type water tank upper end cover 1.Phase change core 6 is placed in
On supporting network 4, to fix phase change core 6 in the height of vertical direction；
(4) water tank outer case 3 is made, interface is strictly sealed, and to avoid radiator leak, pours into suitable quantity of water after sealing
Being sealed property test, after the completion by its with assembled phase transformation assembly is integrated in step (3), equally to interface
The stringent sealing in place；
(5) the assembled water tank of step (4) is carried out 3 external thermal insulation of cabinet influences heat transfer effect to avoid heat loss.
In the present embodiment, phase-change material is previously prepared, performance stable organic phase-change heat-storing material or inorganic-phase variable material
Material.
In the present embodiment, 3 shape of tank shell cabinet is cylinder, is highly much larger than diameter dimension.Be conducive to vertically divide
Layer sufficiently, and reduces water tank occupied area.
In the present embodiment, the hot water through solar energy heating enters hot water storage tank from upper end, by first layer phase change core, by one
Partial heat is stored into phase-change material, using second layer phase change core, by a part of heat storage in phase-change material, phase transformation
Heat exchange coil 7 is provided among material, extraneous cold water is exchanged heat by heat exchange coil 7 and the heat in phase-change material, is improved
With coolant-temperature gage, according to the demand of different temperatures water, heat exchange coil 7 may be provided between different phase change cores 6 or phase change core 6 with
Between the top or bottom of water tank.After a period of use, if the problem of performance degradation or failure occurs in phase-change material, by energy storage
Component takes out, and phase change core 6 is removed and replaced from supporting network 4, is reentered into water tank.
It can understand the above description of the embodiments is intended to facilitate those skilled in the art and use practical
It is novel.Person skilled in the art obviously easily can make various modifications to these embodiments, and illustrating herein
General Principle be applied in other embodiments without having to go through creative labor.Therefore, the utility model is not limited to above-mentioned
Embodiment, those skilled in the art's announcement according to the present utility model, do not depart from improvement that the utility model scope is made and
Modification should be all within the protection scope of the utility model.
Claims (10)
1. steaming utensil type phase transition thermal storage water tank, which is characterized in that including cabinet (3), and be placed on inside cabinet (3) in steaming utensil type
Accumulation of heat component, the accumulation of heat component include by metallic rod (2) connect the Multi-layer supporting net (4) being arranged from top to bottom, with
And it is placed in the phase change core (6) on supporting network (4) top.
2. steaming utensil type phase transition thermal storage water tank according to claim 1, which is characterized in that the phase change core (6) includes sealing
Shell and filling phase-change material in the housing, be filled with the different phase-change material of phase transition temperature in different phase change cores (6).
3. steaming utensil type phase transition thermal storage water tank according to claim 2, which is characterized in that from high to low according to phase transition temperature,
Phase change core (6) vertically are installed from top to bottom.
4. steaming utensil type phase transition thermal storage water tank according to claim 2, which is characterized in that the shell is in flat box-like, thereon
Portion center is equipped with phase change core sealing (5), and the aquaporin (8) that vertical distribution has a plurality of perforation is gone back on shell.
5. steaming utensil type phase transition thermal storage water tank according to claim 4, which is characterized in that the phase change core sealing (5) uses
The sealing of screw knob formula.
6. steaming utensil type phase transition thermal storage water tank according to claim 4, which is characterized in that aquaporin (8) section is in circle
Shape, aquaporin (8) position in the phase change core (6) of adjacent two layers are staggered, and arrange in distributary.
7. steaming utensil type phase transition thermal storage water tank according to claim 4, which is characterized in that the radius of the aquaporin (8) is
The 1/5-1/3 of phase change core (6) radius.
8. steaming utensil type phase transition thermal storage water tank according to claim 2, which is characterized in that between adjacent two layers phase change core (6)
It is provided with and the extraneous heat exchange coil (7) to be exchanged heat with water.
9. steaming utensil type phase transition thermal storage water tank according to claim 8, which is characterized in that phase change core (6) outer diameter is less than
Cabinet (3) internal diameter, the heat exchange coil (7) are placed in the gap of accumulation of heat component and cabinet (3).
10. steaming utensil type phase transition thermal storage water tank according to claim 1, which is characterized in that accumulation of heat component upper end is equipped with
Upper end cover (1), upper end cover (1) edge protrude from metallic rod (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821338752.9U CN208983648U (en) | 2018-08-20 | 2018-08-20 | Steaming utensil type phase transition thermal storage water tank |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821338752.9U CN208983648U (en) | 2018-08-20 | 2018-08-20 | Steaming utensil type phase transition thermal storage water tank |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208983648U true CN208983648U (en) | 2019-06-14 |
Family
ID=66781859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821338752.9U Expired - Fee Related CN208983648U (en) | 2018-08-20 | 2018-08-20 | Steaming utensil type phase transition thermal storage water tank |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208983648U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140805A (en) * | 2018-08-20 | 2019-01-04 | 上海工程技术大学 | A kind of steaming utensil type phase transition thermal storage water tank |
| WO2021000502A1 (en) * | 2019-07-02 | 2021-01-07 | 青岛海尔空调电子有限公司 | Air conditioning apparatus |
-
2018
- 2018-08-20 CN CN201821338752.9U patent/CN208983648U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109140805A (en) * | 2018-08-20 | 2019-01-04 | 上海工程技术大学 | A kind of steaming utensil type phase transition thermal storage water tank |
| WO2021000502A1 (en) * | 2019-07-02 | 2021-01-07 | 青岛海尔空调电子有限公司 | Air conditioning apparatus |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190614 |