CN103960970A - Liner of vacuum electric heating container and electric kettle - Google Patents
Liner of vacuum electric heating container and electric kettle Download PDFInfo
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- CN103960970A CN103960970A CN201410143521.2A CN201410143521A CN103960970A CN 103960970 A CN103960970 A CN 103960970A CN 201410143521 A CN201410143521 A CN 201410143521A CN 103960970 A CN103960970 A CN 103960970A
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- inner bag
- electric heating
- outer courage
- bending edge
- vacuum
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Abstract
The invention provides a liner of a vacuum electric heating container and an electric kettle. The liner of the vacuum electric heating container comprises an inner liner body, a heating device and an outer liner body, wherein the heating device is installed on the bottom of the inner liner body, the outer liner body is connected with the inner liner body in a sealed mode, and a vacuum layer is arranged between the outer liner body and the inner liner body. According to the liner of the vacuum electric heating container, the outer liner body is only arranged on the outer side wall of the inner liner body, and the heating device is arranged on the bottom of the inner liner body, namely the vacuum layer is arranged between the inner liner body and the outer liner body. Compared with the prior art, the liner of the vacuum electric heating container has the advantages that parts related to a vacuum layer on the bottom of the inner liner body are omitted, and thus the production cost is reduced; meanwhile, due to the fact that the process for machining the vacuum layer on the bottom of the inner liner body is omitted, the product manufacturing time is shortened, namely the product manufacturing efficiency is improved; the product manufacturing cost is further reduced, and the market competitiveness of products is improved.
Description
Technical field
The present invention relates to electric-heating container field, in particular to a kind of courage body of vacuum electric heating vessel and the electric kettle that contains this courage body.
Background technology
At present, in prior art, between the inner bag of vacuum electric kettle bottom and the bottom of outer courage, be provided with vacuum articulamentum, the edge of vacuum layer and inner bag sealed bottom weld together, and electric heater unit is between inner bag and described vacuum articulamentum, although the setting of vacuum articulamentum has increased the heat insulation effect of vacuum electric kettle, but, the setting of vacuum articulamentum has also increased the production craft step of vacuum electric kettle, increased the manufacturing difficulty of product, thereby improve manufacturing cost, and then improve the selling price of product, the market competitiveness is low, be more difficult to get the acceptance of most consumers.
Summary of the invention
In order one of to solve the problems of the technologies described above at least, it is a kind of simple in structure, cheap that one object of the present invention is to provide, and the courage body of the vacuum electric heating vessel that can effectively be incubated.
Another object of the present invention is to provide a kind of electric kettle of the courage body with above-mentioned vacuum electric heating vessel.
In view of this, the embodiment of first aspect present invention provides a kind of courage body of vacuum electric heating vessel, comprising: inner bag, is provided with the container cavity for carrying liquid on described inner bag; Heater, described heater is arranged on the bottom of described inner bag; With outer courage, described outer courage is arranged on the lateral wall of described inner bag, and the top of described outer courage and the top seal of described inner bag be connected, and the bottom of described outer courage is connected with the lower seal of described inner bag, wherein, between described outer courage and described inner bag, be provided with vacuum layer; Described vacuum layer is no more than the horizontal plane at the diapire place of described inner bag, or, described vacuum layer extends to the below of the diapire of described inner bag, and the described vacuum layer of diapire below that is positioned at described inner bag is along the circumferential setting of described heater, and and described heater between there is gap.
The courage body of vacuum electric heating vessel provided by the invention, simple in structure, processing and manufacturing is easy, thereby reduce manufacturing cost, particularly, the courage body of vacuum electric heating vessel provided by the invention, the bottom of inner bag is provided with heater, be to be provided with vacuum layer between inner bag and outer courage, the compared with prior art courage body of this vacuum electric heating vessel, save the part relevant to the vacuum layer of inner bag bottom, and then reduce manufacturing cost, simultaneously, deduct the step in the bottom of inner bag processing vacuum layer, thereby reduce the manufacturing time of product, improved the production efficiency of product, and then further reduce the manufacturing cost of product, improve the competitiveness of product in market.
In addition, the courage body of the vacuum electric heating vessel in above-described embodiment provided by the invention can also have following additional technical feature:
According to one embodiment of present invention, the top of described outer courage is provided with the first fillet, and described inner bag and described the first fillet are tightly connected.
According to one embodiment of present invention, described outer courage comprises: the first bending edge, and one end of described the first bending edge is connected with the lower end of described the first fillet; Outer courage body, the other end that the top of described outer courage body is connected with described the first bending edge connects; With the second bending edge, one end of described the second bending edge is connected with the bottom of described outer courage body, and the other end is connected with the lower seal of described inner bag, and the diapire of described the second bending edge and described inner bag is positioned at same level.
According to one embodiment of present invention, described outer courage comprises: the first bending edge, and one end of described the first bending edge is connected with the lower end of described the first fillet; Outer courage body, the top of described outer courage body is connected with the other end of described the first fillet; The second bending edge, one end of described the second bending edge is connected with the bottom of described outer courage body, and described the second bending edge is positioned at the below of the diapire of described inner bag; And connector, the other end of one end of described connector and described the second bending edge is tightly connected, and the other end is connected with the lower seal of described inner bag.
According to one embodiment of present invention, the bottom of described outer courage is provided with the second fillet, and described the second fillet is connected with described the second bending edge, and described connector and described the second fillet are tightly connected.
According to one embodiment of present invention, described inner bag comprises: inner bag body, and the top of described inner bag body is connected with the top seal of described outer courage; With end dish, dish of the described end is connected with the lower seal of described inner bag body, and the bottom of described outer courage and dish of the described end are tightly connected.
According to one embodiment of present invention, on dish of the described end, be provided with upwardly extending flanging, the upper surface of described inner bag body and described flanging is tightly connected.
According to one embodiment of present invention, between described heater and dish of the described end, be provided with heat-conducting plate.
According to one embodiment of present invention, described heat-conducting plate is aluminium sheet.
According to one embodiment of present invention, described aluminium sheet welds mutually with dish of the described end.
The embodiment of second aspect present invention provides a kind of electric kettle, comprises the courage body of the vacuum electric heating vessel described in above-mentioned.
The electric kettle that second aspect present invention embodiment provides is by the courage body of the vacuum electric heating vessel that is provided with first aspect present invention embodiment and provides, electric water heating kettle structure is simple, processing and manufacturing is easy, thereby improve the production efficiency of product, and then reduced manufacturing cost, improve the competitiveness of product in market.
Additional aspect of the present invention and advantage will become in description part below obviously, or recognize by practice of the present invention.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is the sectional structure schematic diagram of courage body one embodiment of vacuum electric heating vessel of the present invention;
Fig. 2 is the structure for amplifying schematic diagram of A portion in Fig. 1;
Fig. 3 is the structure for amplifying schematic diagram of B portion in Fig. 1;
Fig. 4 is the sectional structure schematic diagram of another embodiment of courage body of vacuum electric heating vessel of the present invention;
Fig. 5 is the structure for amplifying schematic diagram of C portion in Fig. 4;
Fig. 6 is the structure for amplifying schematic diagram of D portion in Fig. 4.
Wherein, in Fig. 1 to Fig. 6, the corresponding relation between Reference numeral and component names is:
1 inner bag, 101 inner bag bodies, 102 end dish, 2 heaters, 3 outer courages, 301 outer courage bodies, 302 connectors, 4 heat-conducting plates, 5 flangings, 6 container cavities, 7 first fillets, 8 second fillets, 9 first bending edges, 10 second bending edges, 11 vacuum layer.
Detailed description of the invention
In order more clearly to understand above-mentioned purpose of the present invention, feature and advantage, below in conjunction with the drawings and specific embodiments, the present invention is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the present invention; but; the present invention can also adopt other to be different from other modes described here and implement, and therefore, protection scope of the present invention is not subject to the restriction of following public specific embodiment.
Below with reference to Fig. 1 to Fig. 3, courage body the first embodiment of described vacuum electric heating vessel is according to some embodiments of the invention described.
As shown in Figure 1, the courage body of vacuum electric heating vessel provided by the invention, comprising: inner bag 1, heater 2 and outer courage 3.
Wherein, inner bag 1 is provided with the container cavity 6 for carrying liquid; Heater 2 is arranged on the bottom of inner bag 1; On outer courage 3, be arranged on the lateral wall of inner bag 1, as shown in Figure 2, the top of outer courage 3 is connected with the top seal of inner bag 1, and as shown in Figure 3, the bottom of outer courage 3 is connected with the lower seal of inner bag 1; Between outer courage 3 and inner bag 1, be provided with vacuum layer 11, and vacuum layer 11 is no more than the horizontal plane at the diapire place of inner bag 1.
The courage body of vacuum electric heating vessel provided by the invention, simple in structure, processing and manufacturing is easy, thereby has improved the production efficiency of product, and then has reduced manufacturing cost, has improved the competitiveness of product in market.
In one embodiment of the invention, as shown in Figure 2, the top of outer courage 3 is provided with the first fillet 7, and inner bag 1 and the first fillet 7 are tightly connected.
In this embodiment, the setting of the first fillet 7, the top of outer courage 3 and the connection area of inner bag 1 are increased, thereby increased the top of outer courage 3 and inner bag 1 between bonding strength, and then reduce the probability that cracking occurs between the top of outer courage 3 and inner bag 1, the overall mechanical strength that has improved product, has extended the competitiveness of product in market, increases the competitiveness of product in market.
In a specific embodiment of the present invention, as shown in Figure 1, Figure 2 and Figure 3, outer courage 3 comprises: one end of the first bending edge 9, outer courage body 301 and the second bending edge 10, the first bending edges 9 is connected with the lower end of the first fillet; The top of outer courage body 301 is connected with the other end of the first bending edge 9; One end of the second bending edge 10 is connected with the bottom of outer courage body 301, and the other end is connected with the lower seal of inner bag 1, and the second bending edge 10 is positioned at same level with the diapire of inner bag 1.
In one embodiment of the invention, as shown in figures 1 and 3, inner bag 1 comprises: inner bag body 101 and end dish 102, and the top of inner bag body 101 is connected with the top seal of outer courage 3; End dish 102 is connected with the lower seal of inner bag body 101, and the bottom of outer courage 3 and end dish 102 are tightly connected; Preferably, be provided with upwardly extending flanging 5 on end dish 102, inner bag body 101 is tightly connected with the upper surface of flanging 5.
In this embodiment, the setting of flanging 5, has avoided producing gap between inner bag body 101 and end dish 102, thereby prevents that dirt is hidden in gap, causes the situation of bacteria breed to occur, and then has improved the quality of product, increases the market competitiveness.
In one embodiment of the invention, as shown in figures 1 and 3, between heater 2 and end dish 102, be provided with heat-conducting plate 4; Preferably, heat-conducting plate 4 is aluminium sheet.
In this embodiment, the setting of heat-conducting plate 4, has increased the heat transfer efficiency between inner bag 1 and heater 2, is heated to the time of assigned temperature, and then has improved the quality of product thereby improved liquid, has increased the market competitiveness; Heat-conducting plate 4 made of aluminum has cheap, and quality is light, and the heat that can effectively heater 2 be produced passes to inner bag 1.
In one embodiment of the invention, aluminium sheet welds mutually with end dish 102.
In this embodiment, the connected mode of welding is used general, simple to operate, meanwhile, make to there is stronger bonding strength between aluminium sheet and end dish 102, thereby increased the bulk strength of product, extend the service life of product, thereby improved the quality of product, increased the competitiveness of product in market.
Below with reference to Fig. 4 to Fig. 6, courage body the second embodiment of described vacuum electric heating vessel is according to some embodiments of the invention described.
As shown in Figure 4, the courage body of vacuum electric heating vessel provided by the invention, comprising: inner bag 1, heater 2 and outer courage 3.
Wherein, inner bag 1 is provided with the container cavity 6 for carrying liquid; Heater 2 is arranged on the bottom of inner bag 1; On outer courage 3, be arranged on the lateral wall of inner bag 1, as shown in Figure 5, the top of outer courage 3 is connected with the top seal of inner bag 1, and as shown in Figure 6, the bottom of outer courage 3 is connected with the lower seal of inner bag 1; Between outer courage 3 and inner bag, be provided with vacuum layer 11, vacuum layer 11 extends to the below of the diapire of inner bag 1, and the vacuum layer 11 of diapire below that is positioned at inner bag 1 is along the circumferential setting of heater 2, and and heater 2 between there is gap.
The courage body of vacuum electric heating vessel provided by the invention, simple in structure, processing and manufacturing is easy, thereby has improved the production efficiency of product, and then has reduced manufacturing cost, improves the competitiveness of product in market.
Certainly, the diapire of outer courage 3 can also stretch into the diapire bottom of inner bag 1, forms a vacuum layer 11, and have certain gap between this vacuum layer 11 and heater 2 at the outward flange of the diapire of inner bag 1.
In one embodiment of the invention, as shown in Figure 5, the top of outer courage 3 is provided with the first fillet 7, and inner bag 1 and the first fillet 7 are tightly connected.
In this embodiment, the setting of the first fillet 7, increase the connection area of outer courage 3 tops and inner bag 1, thereby increased the top of outer courage 3 and inner bag 1 between bonding strength, and then reduce the probability that cracking occurs between the top of outer courage 3 and inner bag 1, the overall mechanical strength that has improved product, has extended the competitiveness of product in market, increases the competitiveness of product in market.
In a specific embodiment of the present invention, as shown in Figure 4, Figure 5 and Figure 6, outer courage 3 comprises: the first bending edge 9, outer courage body 301, the second bending edge 10 and connector 302, one end of the first bending edge 9 is connected with the lower end of the first fillet 7, and the top of outer courage body 301 is connected with the top seal of inner bag 1; One end of the second bending edge 10 is connected with the bottom of outer courage body 301, and the second bending edge 10 is positioned at the below of the diapire of inner bag 1; The other end of one end of connector 302 and the second bending edge 10 is tightly connected, and the other end is connected with the lower seal of inner bag 1.
In one embodiment of the invention, as shown in Figure 6, one end that the bottom of outer courage 3 is provided with the second fillet 8, the second fillets 8 is connected with the second bending edge 10, and the other end and connector 302 are tightly connected.
In this embodiment, the setting of the second fillet 8, the bottom of outer courage 3 and the connection area of connector 302 are increased, thereby increased the bottom of outer courage 3 and connector 302 between bonding strength, and then reduce between outer courage 3 bottoms and connector 302 probability that cracking occurs, the overall mechanical strength that has improved product, has extended the competitiveness of product in market, increases the competitiveness of product in market.
In one embodiment of the invention, as shown in Figure 4 and Figure 6, inner bag 1 comprises: inner bag body 101 and end dish 102, and the top of inner bag body 101 is connected with the top seal of outer courage 3; End dish 102 is connected with the lower seal of inner bag body 101, and the bottom of outer courage 3 and end dish 102 are tightly connected; Preferably, be provided with upwardly extending flanging 5 on end dish 102, inner bag body 101 is tightly connected with the upper surface of flanging 5.
In this embodiment, the setting of flanging 5, has avoided producing gap between inner bag body 101 and end dish 102, thereby prevents that dirt is hidden in gap, causes the situation of bacteria breed to occur, and then has improved the quality of product, increases the market competitiveness.
In one embodiment of the invention, as shown in Figure 4 and Figure 6, between heater 2 and end dish 102, be provided with heat-conducting plate 4; Preferably, heat-conducting plate 4 is aluminium sheet.
In this embodiment, the setting of heat-conducting plate 4, has increased the heat transfer efficiency between inner bag 1 and heater 2, is heated to the time of assigned temperature, and then has improved the quality of product thereby improved liquid, has increased the market competitiveness; Heat-conducting plate 4 made of aluminum has cheap, and quality is light, and the heat that can effectively heater 2 be produced passes to inner bag 1.
In one embodiment of the invention, aluminium sheet welds mutually with end dish 102.
In this embodiment, the connected mode of welding is used general, simple to operate, meanwhile, make to there is stronger bonding strength between aluminium sheet and end dish 102, thereby increased the bulk strength of product, extend the service life of product, thereby improved the quality of product, increased the competitiveness of product in market.
The electric kettle (not shown) that second aspect present invention embodiment provides, comprises the courage body of the vacuum electric heating vessel of an above-mentioned embodiment.
The electric kettle that the embodiment of the present invention provides is by the courage body of the vacuum electric heating vessel that above-described embodiment is set provides, electric water heating kettle structure is simple, and processing and manufacturing is easy, thereby has improved the production efficiency of product, and then reduced manufacturing cost, improve the competitiveness of product in market.
In sum, the courage body of vacuum electric heating vessel provided by the invention, only have on the lateral wall of inner bag 1 and be provided with outer courage 3, the bottom of inner bag 1 is provided with heater 2, be to be provided with vacuum layer 11 between inner bag 1 and outer courage 3, the compared with prior art courage body of this vacuum electric heating vessel, save the part relevant to the vacuum layer 11 of inner bag 1 bottom, and then reduce manufacturing cost, simultaneously, deduct the step in the bottom of inner bag 1 processing vacuum layer 11, thereby reduce the manufacturing time of product, improved the production efficiency of product, and then further reduce the manufacturing cost of product, improve the competitiveness of product in market.
In the present invention, the only object for describing of term " first ", " second ", and can not be interpreted as instruction or hint relative importance; Term " multiple " refers to two or more, unless separately there is clear and definite restriction.The terms such as term " installation ", " being connected ", " connection ", " fixing " all should be interpreted broadly, and for example, " connection " can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; " being connected " can be to be directly connected, and also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In description of the invention, it will be appreciated that, term " on ", orientation or the position relationship of the instruction such as D score be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of indicate or imply that the device of indication or unit must have specific direction, construct and operation with specific orientation, therefore, can not be interpreted as limitation of the present invention.
In the description of this description, the description of term " embodiment ", " some embodiment ", " specific embodiment " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
The foregoing is only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (11)
1. a courage body for vacuum electric heating vessel, is characterized in that, comprising:
Inner bag, is provided with the container cavity for carrying liquid on described inner bag;
Heater, described heater is arranged on the bottom of described inner bag; With
Outer courage, the top of described outer courage is connected with the top seal of described inner bag, and the bottom of described outer courage is connected with the lower seal of described inner bag;
Wherein, between described outer courage and described inner bag, be provided with vacuum layer; Described vacuum layer is no more than the horizontal plane at the diapire place of described inner bag, or, described vacuum layer extends to the below of the diapire of described inner bag, and the described vacuum layer of diapire below that is positioned at described inner bag is along the circumferential setting of described heater, and and described heater between there is gap.
2. the courage body of vacuum electric heating vessel according to claim 1, is characterized in that,
The top of described outer courage is provided with the first fillet, and described inner bag and described the first fillet are tightly connected.
3. the courage body of vacuum electric heating vessel according to claim 2, is characterized in that,
Described outer courage comprises:
The first bending edge, one end of described the first bending edge is connected with the lower end of described the first fillet;
Outer courage body, the top of described outer courage body is connected with the other end of described the first bending edge; With
The second bending edge, one end of described the second bending edge is connected with the bottom of described outer courage body, and the other end is connected with the lower seal of described inner bag, and the diapire of described the second bending edge and described inner bag is positioned at same level.
4. the courage body of vacuum electric heating vessel according to claim 2, is characterized in that,
Described outer courage comprises:
The first bending edge, one end of described the first bending edge is connected with the lower end of described the first fillet;
Outer courage body, the top of described outer courage body is connected with the other end of described the first fillet;
The second bending edge, one end of described the second bending edge is connected with the bottom of described outer courage body, and described the second bending edge is positioned at the below of the diapire of described inner bag; With
Connector, the other end of one end of described connector and described the second bending edge is tightly connected, and the other end is connected with the lower seal of described inner bag.
5. the courage body of vacuum electric heating vessel according to claim 4, is characterized in that,
The bottom of described outer courage is provided with the second fillet, and described the second fillet is connected with described the second bending edge, and described connector and described the second fillet are tightly connected.
6. according to the courage body of the vacuum electric heating vessel described in any one in claim 1 to 5, it is characterized in that,
Described inner bag comprises:
Inner bag body, the top of described inner bag body is connected with the top seal of described outer courage; With
End dish, dish of the described end is connected with the lower seal of described inner bag body, and the bottom of described outer courage and dish of the described end are tightly connected.
7. the courage body of vacuum electric heating vessel according to claim 6, is characterized in that,
On dish of the described end, be provided with upwardly extending flanging, the upper surface of described inner bag body and described flanging is tightly connected.
8. the courage body of vacuum electric heating vessel according to claim 7, is characterized in that,
Between described heater and dish of the described end, be provided with heat-conducting plate.
9. the courage body of vacuum electric heating vessel according to claim 8, is characterized in that,
Described heat-conducting plate is aluminium sheet.
10. the courage body of vacuum electric heating vessel according to claim 9, is characterized in that,
Described aluminium sheet welds mutually with dish of the described end.
11. 1 kinds of electric kettles, is characterized in that, include the courage body of the vacuum electric heating vessel as described in any one in claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410143521.2A CN103960970A (en) | 2014-04-09 | 2014-04-09 | Liner of vacuum electric heating container and electric kettle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410143521.2A CN103960970A (en) | 2014-04-09 | 2014-04-09 | Liner of vacuum electric heating container and electric kettle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103960970A true CN103960970A (en) | 2014-08-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410143521.2A Pending CN103960970A (en) | 2014-04-09 | 2014-04-09 | Liner of vacuum electric heating container and electric kettle |
Country Status (1)
| Country | Link |
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| CN (1) | CN103960970A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106308487A (en) * | 2015-06-19 | 2017-01-11 | 广东美的生活电器制造有限公司 | Vacuum kettle liner assembly and electric kettle |
| CN106308488A (en) * | 2015-06-19 | 2017-01-11 | 广东美的生活电器制造有限公司 | Vacuum kettle liner assembly and electric kettle |
| JP2019097868A (en) * | 2017-12-01 | 2019-06-24 | 三恵技研工業株式会社 | Heat-insulated double container and manufacturing method of the same |
| CN110338652A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
| CN110338651A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
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| CN203789706U (en) * | 2014-04-09 | 2014-08-27 | 佛山市顺德区美的电热电器制造有限公司 | Container body of vacuum electric-heating container and electric kettle |
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| JP2000093329A (en) * | 1998-09-22 | 2000-04-04 | Toyo Rikagaku Kenkyusho:Kk | Manufacture of metallic double container |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106308487A (en) * | 2015-06-19 | 2017-01-11 | 广东美的生活电器制造有限公司 | Vacuum kettle liner assembly and electric kettle |
| CN106308488A (en) * | 2015-06-19 | 2017-01-11 | 广东美的生活电器制造有限公司 | Vacuum kettle liner assembly and electric kettle |
| JP2019097868A (en) * | 2017-12-01 | 2019-06-24 | 三恵技研工業株式会社 | Heat-insulated double container and manufacturing method of the same |
| CN110338652A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
| CN110338651A (en) * | 2018-04-04 | 2019-10-18 | 佛山市顺德区美的电热电器制造有限公司 | Liquid heating |
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Application publication date: 20140806 |