CN206563158U - Heat-insulating profile and water heater - Google Patents
Heat-insulating profile and water heater Download PDFInfo
- Publication number
- CN206563158U CN206563158U CN201720188429.7U CN201720188429U CN206563158U CN 206563158 U CN206563158 U CN 206563158U CN 201720188429 U CN201720188429 U CN 201720188429U CN 206563158 U CN206563158 U CN 206563158U
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- CN
- China
- Prior art keywords
- heat
- gas
- insulating
- section bar
- bubbles
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 27
- 239000007789 gas Substances 0.000 claims description 40
- 238000004321 preservation Methods 0.000 claims description 19
- 238000009413 insulation Methods 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 12
- 229910052751 metal Inorganic materials 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 9
- 238000005187 foaming Methods 0.000 claims description 7
- 239000002985 plastic film Substances 0.000 claims description 7
- 229920006255 plastic film Polymers 0.000 claims description 7
- XKRFYHLGVUSROY-UHFFFAOYSA-N Argon Chemical compound [Ar] XKRFYHLGVUSROY-UHFFFAOYSA-N 0.000 claims description 6
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims description 6
- RGSFGYAAUTVSQA-UHFFFAOYSA-N Cyclopentane Chemical compound C1CCCC1 RGSFGYAAUTVSQA-UHFFFAOYSA-N 0.000 claims description 6
- QWTDNUCVQCZILF-UHFFFAOYSA-N isopentane Chemical compound CCC(C)C QWTDNUCVQCZILF-UHFFFAOYSA-N 0.000 claims description 6
- 239000011858 nanopowder Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 4
- 239000011888 foil Substances 0.000 claims description 4
- 239000011810 insulating material Substances 0.000 claims description 4
- 239000004033 plastic Substances 0.000 claims description 4
- 230000005855 radiation Effects 0.000 claims description 4
- 229910052786 argon Inorganic materials 0.000 claims description 3
- 229910002092 carbon dioxide Inorganic materials 0.000 claims description 3
- 239000001569 carbon dioxide Substances 0.000 claims description 3
- AFABGHUZZDYHJO-UHFFFAOYSA-N dimethyl butane Natural products CCCC(C)C AFABGHUZZDYHJO-UHFFFAOYSA-N 0.000 claims description 3
- 239000008236 heating water Substances 0.000 claims description 3
- DMEGYFMYUHOHGS-UHFFFAOYSA-N heptamethylene Natural products C1CCCCCC1 DMEGYFMYUHOHGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052743 krypton Inorganic materials 0.000 claims description 3
- DNNSSWSSYDEUBZ-UHFFFAOYSA-N krypton atom Chemical compound [Kr] DNNSSWSSYDEUBZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 229910052724 xenon Inorganic materials 0.000 claims description 3
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 0.000 claims description 3
- 239000010410 layer Substances 0.000 description 26
- 230000000694 effects Effects 0.000 description 8
- 230000004888 barrier function Effects 0.000 description 5
- 239000012774 insulation material Substances 0.000 description 4
- 239000011248 coating agent Substances 0.000 description 3
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- UGGQKDBXXFIWJD-UHFFFAOYSA-N calcium;dihydroxy(oxo)silane;hydrate Chemical compound O.[Ca].O[Si](O)=O UGGQKDBXXFIWJD-UHFFFAOYSA-N 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000005543 nano-size silicon particle Substances 0.000 description 1
- SOQBVABWOPYFQZ-UHFFFAOYSA-N oxygen(2-);titanium(4+) Chemical compound [O-2].[O-2].[Ti+4] SOQBVABWOPYFQZ-UHFFFAOYSA-N 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
Landscapes
- Thermal Insulation (AREA)
Abstract
The utility model discloses a kind of heat-insulating profile and water heater, wherein, heat-insulating profile includes：Trapping outer layer, the trapping outer layer has flat-shaped cavity volume；Multiple microbubbles, are filled in the flat-shaped cavity volume, and insulated gas is filled with the microbubble, and size of the microbubble in either direction is less than 3mm.The utility model heat-insulating profile mean coefficient of heat conductivity is low, and volume accounting is small, and is difficult to be destroyed, and reliability is high.
Description
Technical Field
The utility model relates to a water heater field, in particular to heat preservation section bar and water heater.
Background
At present, the heat insulation structure of the existing electric water heater is that a foaming material is filled between an inner container and a shell, and the inner container is wrapped and sealed, so that the loss of the stored water heat of the inner container is reduced. However, the heat transfer coefficient of the foamed heat insulating material is high, and the density is low, so that the overall volume of the electric water heater is easily larger to maintain the designed heat insulation performance of the water heater.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a heat preservation section bar, it is poor to aim at solving the thermal insulation material thermal-insulated effect of current water heater, and the volume accounts for than big technical problem in the water heater complete machine.
In order to achieve the above object, the utility model provides a heat preservation section bar, include:
the air-isolating outer layer is provided with a flat cavity;
the micro-bubbles are filled in the flat cavity, heat insulation gas is filled in the micro-bubbles, and the size of the micro-bubbles in any direction is smaller than 3 mm.
Preferably, the thermal conductivity of the insulating gas is lower than 25mW/(m · K).
Preferably, the heat insulation gas is one or a mixture of more than two of argon, krypton, xenon, carbon dioxide, cyclopentane and isopentane.
Preferably, the micro-bubbles are also filled with nano-powder for reflecting heat radiation.
Preferably, the gas-barrier outer layer and the wall body of the micro-bubbles are made of one or more than two layers of composite film materials selected from plastic films, metal foil composite plastic films and plastic composite films plated with metal layers.
Preferably, the heat preservation section bar still includes the reflection stratum of laminating in gas barrier outer skin front and back department, the reflection stratum is for setting up rete or coating on the gas barrier outer skin.
The utility model discloses still provide a water heater, include:
the inner container is used for storing the heating water body;
the heat-insulating section is attached to the outer wall surface of the inner container and wraps the inner container; the heat preservation section bar includes:
the air-isolating outer layer is provided with a flat cavity;
a plurality of micro-bubbles filled in the flat cavity, wherein the micro-bubbles are filled with heat insulation gas, and the size of the micro-bubbles in any direction is less than 3 mm;
and the shell is wrapped on the periphery of the heat-insulating section.
Preferably, the water heater further comprises a foaming and heat insulating material filled between the outer shell and the heat insulating section bar.
The utility model discloses heat preservation section bar is through filling the microbubble in the outer flat appearance chamber of gas isolation to fill thermal-insulated gas in the microbubble, because the microbubble inside appearance chamber is less than the minimum space that gas convection heat transfer needs, consequently, thermal-insulated gas can't form convection heat transfer in the microbubble, thereby the microbubble can play good heat-proof effect, and then has reduced the average coefficient of heat conductivity of heat preservation section bar, and under the prerequisite of guaranteeing same thermal-insulated effect, the volume accounts for than little; in addition, the atmospheric pressure of thermal-insulated gas can play the supporting role to microbubble and gas barrier skin, and gas barrier skin is difficult for producing the destruction by the influence of atmospheric pressure to the reliability of heat preservation section bar has been promoted.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural view of an embodiment of the heat preservation section bar of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is a schematic structural diagram of an embodiment of the water heater of the present invention.
The reference numbers illustrate:
the objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that, if directional indications (such as upper, lower, left, right, front and rear … …) are involved in the embodiment of the present invention, the directional indications are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indications are changed accordingly.
In addition, if there is a description relating to "first", "second", etc. in the embodiments of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
The utility model provides a heat preservation section bar.
In the embodiment of the present invention, as shown in fig. 1 and 2, the heat preservation section bar 102 includes:
the air-isolating outer layer 1 is provided with a flat cavity;
a plurality of microbubbles 2 are filled in the flat cavity, the microbubbles 2 are filled with heat insulation gas 3, and the size of the microbubbles 2 in any direction is less than 3 mm.
In the present embodiment, the gas-barrier outer layer 1 is used to contain the micro-bubbles 2 and prevent the heat-insulating gas 3 from further leaking after the micro-bubbles 2 are destroyed.
The utility model discloses heat preservation section bar 102 is through filling microbubble 2 in the flat appearance chamber of gas-insulated skin 1 to fill in the microbubble 2 and establish thermal-insulated gas 3, because the interior appearance chamber of microbubble 2 is less than the required minimum space of gas convection heat transfer, therefore, thermal-insulated gas 3 can't form convection heat transfer in microbubble 2, thereby microbubble 2 can play good heat-proof effect, and then reduced heat preservation section bar 102 average coefficient of heat conductivity, and under the prerequisite of guaranteeing same thermal-insulated effect, the volume accounts for than little; in addition, the gas pressure of the heat insulating gas 3 can support the micro-bubbles 2 and the gas-insulating outer layer 1, and the gas-insulating outer layer 1 is not easily damaged by the influence of atmospheric pressure, so that the reliability of the heat-insulating section bar 102 is improved.
Further, the thermal conductivity of the insulating gas 3 is lower than 25mW/(m · K). Preferably, the insulating gas 3 is one or a mixture of two or more of argon, krypton, xenon, carbon dioxide, cyclopentane and isopentane.
In the present embodiment, the gas pressure of the insulating gas 3 can support the microbubbles 2 and reduce the heat transfer effect. In order to reduce the pressure difference between the outside of the gas barrier outer layer 1 and the inside of the microbubbles 2, the pressure of the insulating gas 3 is in agreement with the atmospheric pressure.
Further, the microbubbles 2 are filled with nano-powder for reflecting heat radiation. In this embodiment, the nano powder may be nano silicon dioxide, nano titanium dioxide, nano xonotlite, or the like. The heat insulation gas 3 is filled in the gaps of the nano powder, so that the nano powder can reduce the heat radiation transfer and the heat transfer of the heat insulation gas 3.
Further, the microbubbles 2 are of an open pore type, and the adjacent microbubbles 2 are communicated with each other. In this way, the single microbubble 2 does not need to be filled with the insulating gas 3, and the plurality of microbubbles 2 can be filled with the insulating gas 3 as a whole. For example, a plurality of microbubbles 2 are placed in an environment of insulating gas 3, and the microbubbles 2 are encapsulated by the gas-barrier outer layer 1 in the environment, and after the encapsulation, the microbubbles 2 are filled with the insulating gas 3.
Furthermore, the air-isolating outer layer 1 is provided with an air inlet 11 and an air outlet 12 which are communicated with the flat cavity, and the heat-insulating section bar 102 further comprises a sealing element for sealing the air inlet 11 and the air outlet 12.
In the present embodiment, when the insulating gas 3 is filled, the insulating gas 3 enters from the gas inlet hole 11 and is discharged from the gas outlet hole 12. During the inflation process, if the micro-bubbles 2 are filled with air, the insulating gas 3 needs to discharge the air in the micro-bubbles 2 through the exhaust holes 12. Preferably, the air outlet 12 is located away from the air inlet 11, so as to facilitate the exhaustion of air from the air permeable aperture as soon as possible.
Further, the wall bodies of the gas-insulating outer layer 1 and the microbubbles 2 are made of one or more than two layers of composite film materials of plastic films, metal foil composite plastic films and plastic composite films plated with metal layers.
In this embodiment, the material of the wall body of the gas-proof outer layer 1 and the microbubble 2 is a soft film with low heat conductivity coefficient and air impermeability, so that the heat insulation effect can be further enhanced on the one hand, and the appearance installation of the water heater liner 101 can be conveniently adapted to bending resistance on the other hand.
Further, the heat preservation section bar 102 further comprises a reflection layer 4 attached to the front surface and the back surface of the air-proof outer layer 1, and the reflection layer 4 is a film layer or a coating layer arranged on the air-proof outer layer 1. In this way, the heat insulating performance of the heat insulating material 102 can be further increased by the reflection of radiant heat by the reflective layer 4. The reflecting layer 4 can be one or more layers of metal foil composite plastic film, plastic composite film plated with metal layer, metal reflecting coating and nanometer reflecting coating.
The utility model discloses still provide a water heater, please refer to in the lump 3, this water heater includes:
the inner container 101 is used for storing the heating water body;
the heat-preservation section bar 102 is attached to the outer wall surface of the inner container 101 and wraps the inner container 101;
and the shell 103 is wrapped on the periphery of the heat preservation section bar 102.
The specific structure of the heat preservation section bar 102 refers to the above embodiments, and since the water heater adopts all the technical solutions of all the above embodiments, at least all the beneficial effects brought by the technical solutions of the above embodiments are achieved, and no further description is given here. Wherein,
the shell 103 can protect the heat-insulating section bar 102 and prevent the heat-insulating section bar 102 from being damaged in the transportation or use process. The water heater is internally provided with a magnesium rod 105, a water outlet pipe 106, a water inlet pipe 107, a heater 108 and an electric control chamber 109. The magnesium rod 105 is mounted on the inner wall surface of the inner container 101, and a main control board for controlling the heater 108 is arranged in the electric control chamber 109. When the water heater is assembled, firstly, the heat-insulating section bar 102 with a reasonable size is designed and manufactured according to the shape of the inner container 101, and then the heat-insulating section bar 102 is attached to the outer wall surface of the inner container 101 through glue or double-sided adhesive and comprises the inner container 101.
Further, the water heater also comprises a foaming heat insulation material 104 filled between the outer shell 103 and the heat insulation section bar 102. In this way, the heat insulation effect of the water heater can be further enhanced by arranging the foaming heat insulation material 104, and in addition, the heat insulation section bar 102 can be completely wrapped and sealed by the foaming heat insulation material 104 after foaming, so that the installation strength of the heat insulation section bar 102 is enhanced, and meanwhile, an excellent composite heat insulation layer can be formed.
The above is only the preferred embodiment of the present invention, and the patent scope of the present invention is not limited thereby, all the equivalent structure changes made by the contents of the specification and the drawings are utilized under the inventive concept of the present invention, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.
Claims (8)
1. The utility model provides a heat preservation section bar, is applied to the water heater, its characterized in that includes:
the air-isolating outer layer is provided with a flat cavity;
the micro-bubbles are filled in the flat cavity, heat insulation gas is filled in the micro-bubbles, and the size of the micro-bubbles in any direction is smaller than 3 mm.
2. A thermal profile according to claim 1, wherein the thermal conductivity of the insulating gas is less than 25 mW/(m-K).
3. The insulating section bar of claim 2, wherein the insulating gas is one or a mixture of more than two of argon, krypton, xenon, carbon dioxide, cyclopentane and isopentane.
4. The insulating section bar as claimed in claim 1, wherein the micro-bubbles are further filled with nano-powder for reflecting heat radiation.
5. The heat-insulating section bar as claimed in claim 1, wherein the gas-insulating outer layer and the wall body of the micro-bubbles are made of one or more composite film materials selected from plastic film, metal foil composite plastic film, and plastic composite film plated with metal layer.
6. A thermal insulating section bar as claimed in claim 1, further comprising reflective layers attached to the front and back of the gas-barrier outer layer, said reflective layers being layers or coatings disposed on said gas-barrier outer layer.
7. A water heater, comprising:
the inner container is used for storing the heating water body;
the heat-insulating section bar as claimed in any one of claims 1 to 6, wherein the heat-insulating section bar is attached to the outer wall surface of the inner container and wraps the inner container;
and the shell is wrapped on the periphery of the heat-insulating section.
8. The water heater according to claim 7, further comprising a foaming and insulating material filled between said outer shell and said insulating section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188429.7U CN206563158U (en) | 2017-02-28 | 2017-02-28 | Heat-insulating profile and water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720188429.7U CN206563158U (en) | 2017-02-28 | 2017-02-28 | Heat-insulating profile and water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206563158U true CN206563158U (en) | 2017-10-17 |
Family
ID=60031901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720188429.7U Active CN206563158U (en) | 2017-02-28 | 2017-02-28 | Heat-insulating profile and water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206563158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506645A (en) * | 2017-02-28 | 2018-09-07 | 芜湖美的厨卫电器制造有限公司 | Heat-insulating profile and water heater |
-
2017
- 2017-02-28 CN CN201720188429.7U patent/CN206563158U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506645A (en) * | 2017-02-28 | 2018-09-07 | 芜湖美的厨卫电器制造有限公司 | Heat-insulating profile and water heater |
| CN108506645B (en) * | 2017-02-28 | 2024-03-29 | 芜湖美的厨卫电器制造有限公司 | Heat preservation section bar and water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20221104 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: 241009 Wan Chun East Road, East District, Wuhu economic and Technological Development Zone, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
|
| TR01 | Transfer of patent right |