CN104110835A - Electric water heater - Google Patents
Electric water heater Download PDFInfo
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- CN104110835A CN104110835A CN201410143688.9A CN201410143688A CN104110835A CN 104110835 A CN104110835 A CN 104110835A CN 201410143688 A CN201410143688 A CN 201410143688A CN 104110835 A CN104110835 A CN 104110835A
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- electric
- shell
- end cap
- inner bag
- controlled box
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Abstract
The invention discloses an electric water heater. The electric water heater comprises a shell, an inner container, a heat insulation layer and an electric control box. The inner container is arranged in the shell, the heat insulation layer is filled in a fill space reserved between the shell and the inner container, and the electric control box is arranged between the inner container and the shell and filled with an aerogel heat insulation felt. According to the electric water heater in an embodiment, by the aid of the aerogel heat insulation felt filled in the electric control box, heat loss of the electric control box is reduced while attenuation of heat insulation performance of the aerogel heat insulation felt in a high-humidity environment is avoided, so that the overall heat insulation performance of the electric water heater is further improved, and energy consumption of the electric water heater is reduced; in addition, due to the fact that thickness of the heat insulation layer and other mould structural designs are unchanged, the electric water heater is reasonable in structural design and low in cost raise.
Description
Technical field
The present invention relates to field of household appliances, especially relate to a kind of electric heater.
Background technology
Along with the raising of national associated appliance energy conservation standard, make the energy-conservation requirement of electric heater also more and more higher, the quality of the heat-insulating property of electric heater has directly determined its energy consumption size.
In correlation technique, in disclosed electric heater, the heat loss at electric-controlled box place is larger, especially, in the type of middle and high end, because the component in electric-controlled box is more, makes the heat dissipation capacity of electric-controlled box larger, causes the thermal loss of electric heater many, and energy consumption is large.
Summary of the invention
The present invention is intended at least solve the technical problem existing in prior art.For this reason, the object of the present invention is to provide a kind of electric heater, the reasonable in design of this electric heater, integral heat insulation excellent performance.
Electric heater according to the embodiment of the present invention, comprising: shell; Inner bag, described inner bag be located in described shell and and shell between be provided with packing space; Heat-insulation layer, described heat-insulation layer is filled in described packing space; Electric-controlled box, described electric-controlled box is located between described inner bag and described shell, is filled with aerogel heat-insulating felt in described electric-controlled box.
According to the electric heater of the embodiment of the present invention, by fill aerogel heat-insulating felt in electric-controlled box, thereby reduce the heat loss of electric-controlled box, and the heat-insulating property of aerogel heat-insulating felt does not decay in high humidity environment, and then the integral heat insulation performance of raising electric heater, the energy consumption of minimizing electric heater.And due to insulation layer thickness and all changes of other mould structures design, so electric heater reasonable in design, cost rises not high.
In addition, according to electric heater of the present invention, also can there is following additional technical feature:
In some embodiments of the invention, described electric-controlled box comprises: box body; For temperature limiter and the temperature controller of limiting temperature, described temperature limiter and described temperature controller are located at respectively in described box body, and wherein said aerogel heat-insulating felt is filled between described temperature limiter, described temperature controller and the inwall of described box body.
Particularly, described aerogel heat-insulating felt outer wrap packs.Thereby blanket gas gel felt insulation, the durability of raising aerogel heat-insulating felt, can be incubated electric-controlled box lastingly.
Alternatively, described in, pack as aluminium-foil paper.Thereby further reduce the heat loss of electric-controlled box.
In some embodiments of the invention, the two ends of described shell are respectively equipped with shell left end cap and shell right end cap, the two ends of described inner bag are respectively equipped with inner bag left end cap and inner bag right end cap, and wherein said electric-controlled box is located between described shell left end cap and described inner bag left end cap or between described shell right end cap and described inner bag right end cap.
Particularly, described electric-controlled box is located between described shell right end cap and described inner bag right end cap.
Further, described shell right end cap is provided with service openings, and wherein said service openings is corresponding with the position of described electric-controlled box.Thus, can detect or change electric-controlled box from service openings, thereby facilitate the maintenance of electric heater.
Further, described service openings is sealed by service cover.Thus, shell can be sealed by service cover, thereby avoids the steam outside electric heater to enter in electric-controlled box, and then avoids the components and parts humidity in electric-controlled box to cause hydraulic performance decline.And after having avoided heat-insulation layer, electric-controlled box to absorb steam, heat-insulating property declines.
Preferably, described electric-controlled box is connected with described inner bag by flange.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the structural representation of the electric heater of the embodiment of the present invention;
Fig. 2 is the local enlarged diagram according to the electric heater of the embodiment of the present invention.
Reference numeral:
Electric heater 100,
Inner bag 1, inner bag left end cap 101, inner bag right end cap 102,
Shell 2, shell left end cap 201, shell right end cap 202, service openings 203, service cover 204,
Packing space 3, heat-insulation layer 4,
Electric-controlled box 5, box body 51, temperature limiter 52, temperature controller 53, aerogel heat-insulating felt 54, pack 55,
Water inlet pipe 61, outlet pipe 62, magnesium rod 63, heater 64, flange 65,
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, be intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " thickness ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " a plurality of " is two or more.
In description of the invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or be integral; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to Fig. 1-Fig. 2, describe according to the electric heater 100 of the embodiment of the present invention.
Electric heater 100 according to the embodiment of the present invention, as shown in Figure 1, comprising: shell 2, inner bag 1, heat-insulation layer 4 and electric-controlled box 5.Inner bag 1 be located in shell 2 and and shell 2 between be provided with packing space 3, heat-insulation layer 4 is filled in packing space 3, electric-controlled box 5 is located between inner bag 1 and shell 2.
Wherein, as shown in Figure 2, because insulation, the heat-proof quality of aerogel heat-insulating felt material are all very excellent, so in electric-controlled box 5, be filled with aerogel heat-insulating felt 54, thereby improve insulation, the heat-proof quality of electric-controlled box 5, reduce water heater 100 at the heat loss at electric-controlled box 5 places.Therefore and because aerogel heat-insulating felt 54 has certain hydrophobicity, even in high humidity environment, the insulation of aerogel heat-insulating felt 54, heat-proof quality can not decay yet, thereby keep the integral heat insulation performance of electric-controlled box 5.
By improving insulation, the heat-proof quality of electric-controlled box 5, thereby reduce the heat loss at this place, and then improved the integral heat insulation performance of electric heater 100, reduced the energy consumption of electric heater 100.For example, in a concrete example of the present invention, electric heater 100 can improve 1-2 efficiency grade.Now, other structures of electric heater 100 do not change, and the thickness of heat-insulation layer 4 does not change yet, and that is to say, other mould structure designs of electric heater 100 do not change, so electric heater 100 reasonable in design, and cost rises not high.
Alternatively, heat-insulation layer 4 is polyurethane insulation coating, the thermal conductivity factor of heat-insulation layer 4 is 17-20mW/mK, the thermal conductivity factor of aerogel heat-insulating felt 54 is 16-20mW/mK, now the thermal conductivity factor of aerogel heat-insulating felt 54 is close to the thermal conductivity factor of heat-insulation layer 4, thereby makes the integral heat insulation effect of electric heater 100 even.
Further, as shown in Figure 1, electric heater 100 also comprises magnesium rod 63, water inlet pipe 61, outlet pipe 62 and heater 64, one end of magnesium rod 63, water inlet pipe 61, outlet pipe 62 and heater 64 extend into respectively in inner bag 1, the other end of magnesium rod 63 stretches in packing space 3 through inner bag 1, the other end of water inlet pipe 61 and outlet pipe 62 passes respectively inner bag 1, heat-insulation layer 4 and stretches out shell 2, and the other end of heater 64 is electrically connected to electric-controlled box 5.Wherein, water inlet pipe 61 and outlet pipe 62 all adopt the pipe fitting with anti-electric wall function.It should be noted that, the operation principle of magnesium rod 63, water inlet pipe 61, outlet pipe 62 and heater 64 and the structure, principle etc. with the pipe fitting of anti-electric wall function are prior art, no longer specifically describe here.
According to the electric heater 100 of the embodiment of the present invention, by at the interior filling aerogel heat-insulating of electric-controlled box 5 felt 54, thereby reduce the heat loss of electric-controlled box 5, and the heat-insulating property of aerogel heat-insulating felt 54 does not decay in high humidity environment, and then the integral heat insulation performance of raising electric heater 100, the energy consumption of minimizing electric heater 100.And due to heat-insulation layer 4 thickness and all changes of other mould structures design, so electric heater 100 reasonable in design, cost rises not high.
In some embodiments of the invention, as shown in Figure 2, electric-controlled box 5 comprises box body 51 and for temperature limiter 52 and the temperature controller 53 of limiting temperature, temperature limiter 52 and temperature controller 53 are located at respectively in box body 51, and wherein aerogel heat-insulating felt 54 is filled between the inwall of temperature limiter 52, temperature controller 53 and box body 51.It should be noted that, the structure of temperature limiter 52 and temperature controller 53, principle etc. are prior art, are not described in detail here.
Be worth to understand, electric-controlled box 5 also comprises that other components and parts are as circuit board (scheming not shown) etc. simultaneously, and now aerogel heat-insulating felt 54 should be to be filled between the inwall of temperature limiter 52, temperature controller 53, other components and parts and box body 51.It should be noted that, the type of the components and parts in electric-controlled box 5 is determined by the actual demand of electric heater 100, does not do concrete restriction here.
In concrete examples more of the present invention, temperature limiter 52 and temperature controller 53 are separately fixed on the left side wall of box body 51, temperature limiter 52 arranges with temperature controller 53 intervals, temperature limiter 52 arranges with the right side wall interval of box body 51, temperature controller 53 also arranges at interval with the right side wall of box body 51, now, the periphery of temperature limiter 52 is all by aerogel heat-insulating felt 54 parcels except left side, and the periphery of temperature controller 53 is also all wrapped up by aerogel heat-insulating felt 54 except left side.
Certainly, the invention is not restricted to this, for example as shown in Figure 2, aerogel heat-insulating felt 54 can form flat part, in the space that aerogel heat-insulating felt 54 limits between the right side wall of temperature limiter 52, temperature controller 53 and box body 51.
Further, aerogel heat-insulating felt 54 outer wrap pack 55, thus blanket gas gel felt insulation 54, and the durability of raising aerogel heat-insulating felt 54, can be incubated electric-controlled box 5 lastingly.
Alternatively, pack 55 and can be plastic paper or aluminium-foil paper etc., certainly, pack 55 and also can be other materials part, do not do concrete restriction here.
Preferably, due to aluminium-foil paper can reflected radiation heat, make to pack 55 heat preservation and insulation excellent, therefore pack 55 employing aluminium-foil papers, thereby further reduce the heat loss of electric-controlled box 5.
In some embodiments of the invention, as shown in Figure 1, the two ends of shell 2 are respectively equipped with shell left end cap 201 and shell right end cap 202, and the two ends of inner bag 1 are respectively equipped with inner bag left end cap 101 and inner bag right end cap 102.
In the example depicted in fig. 1, inner bag 1 forms general cylindrical, and the central axis of inner bag 1 is horizontally disposed with along left and right directions, and the left and right end face of inner bag 1 forms respectively cambered surface, that is to say, the outer surface of inner bag left end cap 101 and inner bag right end cap 102 is respectively cambered surface.Alternatively, the outer surface of inner bag left end cap 101 and inner bag right end cap 102 forms respectively the cambered surface of extending along direction away from each other.Shell 2 also forms general cylindrical, and shell 2 coaxially arranges with inner bag 1.Certainly, the embodiment of the present invention is not limited to this, and shell 2 also can form other shapes with inner bag 1, does not do concrete restriction here.
Wherein, electric-controlled box 5 can be located between shell left end cap 201 and inner bag left end cap 101, and electric-controlled box 5 also can be located between shell right end cap 202 and inner bag right end cap 102.Electric-controlled box 5 also can be located at other positions, is not construed as limiting here.
In the example shown in Fig. 1 and Fig. 2, electric-controlled box 5 is located between shell right end cap 202 and inner bag right end cap 102, and now, shell right end cap 202 is provided with service openings 203, and wherein service openings 203 is corresponding with the position of electric-controlled box 5.Thus, can detect or change electric-controlled box 5 from service openings 203, thereby facilitate the maintenance of electric heater 100.
Particularly, service openings 203 forms the through hole connecting on the thickness direction of shell right end cap 202, and thus, service openings 203 is simple in structure, is convenient to processing.More specifically, the projection of shape on shell right end cap 202 is substantially identical with electric-controlled box 5 for the shape of service openings 203.
Further, service openings 203 is sealed by service cover 204, that is to say, electric heater 100 also comprises service cover 204, and service cover 204 is located on shell right end cap 202 to open or close service openings 203.Thus, shell 2 can be sealed by service cover 204, thereby avoids the steam outside electric heater 100 to enter in electric-controlled box 5, and then avoids the components and parts humidity in electric-controlled box 5 to cause hydraulic performance decline.And after having avoided heat-insulation layer 4, electric-controlled box 5 to absorb steam, heat-insulating property declines.
Alternatively, the right surface of aerogel heat-insulating felt 54 is fixedly connected with service cover 204, and thus, when service cover 204 is opened, aerogel heat-insulating felt 54 is also thereupon from the interior taking-up of box body 51, thereby facilitates the maintenance of electric-controlled box 5.
In a specific embodiment of the present invention, as depicted in figs. 1 and 2, electric-controlled box 5 is connected with inner bag 1 by flange 65, that is to say, electric heater 100 also comprises flange 65, and flange 65 is located between inner bag 1 and electric-controlled box 5.Particularly, flange 65 is located on the outer surface of inner bag right end cap 102, the central axes of the central axis of flange 65 and inner bag 1, and heater 64 is fixed on flange 65.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " 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 the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (9)
1. an electric heater, is characterized in that, comprising:
Shell;
Inner bag, described inner bag be located in described shell and and described shell between be provided with packing space;
Heat-insulation layer, described heat-insulation layer is filled in described packing space;
Electric-controlled box, described electric-controlled box is located between described inner bag and described shell, is filled with aerogel heat-insulating felt in described electric-controlled box.
2. electric heater according to claim 1, is characterized in that, described electric-controlled box comprises:
Box body;
For temperature limiter and the temperature controller of limiting temperature, described temperature limiter and described temperature controller are located at respectively in described box body, and wherein said aerogel heat-insulating felt is filled between described temperature limiter, described temperature controller and the inwall of described box body.
3. electric heater according to claim 2, is characterized in that, described aerogel heat-insulating felt outer wrap packs.
4. electric heater according to claim 3, is characterized in that, described in pack as aluminium-foil paper.
5. according to the electric heater described in any one in claim 1-4, it is characterized in that, the two ends of described shell are respectively equipped with shell left end cap and shell right end cap, and the two ends of described inner bag are respectively equipped with inner bag left end cap and inner bag right end cap,
Wherein said electric-controlled box is located between described shell left end cap and described inner bag left end cap or between described shell right end cap and described inner bag right end cap.
6. electric heater according to claim 5, is characterized in that, described electric-controlled box is located between described shell right end cap and described inner bag right end cap.
7. electric heater according to claim 6, is characterized in that, described shell right end cap is provided with service openings, and wherein said service openings is corresponding with the position of described electric-controlled box.
8. electric heater according to claim 7, is characterized in that, described service openings is sealed by service cover.
9. electric heater according to claim 1, is characterized in that, described electric-controlled box is connected with described inner bag by flange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410143688.9A CN104110835B (en) | 2014-04-10 | 2014-04-10 | Electric heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410143688.9A CN104110835B (en) | 2014-04-10 | 2014-04-10 | Electric heater |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104110835A true CN104110835A (en) | 2014-10-22 |
| CN104110835B CN104110835B (en) | 2017-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410143688.9A Active CN104110835B (en) | 2014-04-10 | 2014-04-10 | Electric heater |
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| Country | Link |
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| CN (1) | CN104110835B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104819559A (en) * | 2015-05-15 | 2015-08-05 | 芜湖美的厨卫电器制造有限公司 | Electric water heater and control method thereof |
| US20180087804A1 (en) * | 2016-09-26 | 2018-03-29 | John Harman | Direct High Voltage Water Heater |
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| CN201532001U (en) * | 2009-09-25 | 2010-07-21 | 贺国平 | Water storage quick-heating electromagnet water heater |
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| CN203824060U (en) * | 2014-04-10 | 2014-09-10 | 芜湖美的厨卫电器制造有限公司 | Electric water heater |
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Patent Citations (6)
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| CN2456101Y (en) * | 2000-12-29 | 2001-10-24 | 李国伟 | External electric water heater |
| CN2879015Y (en) * | 2005-05-31 | 2007-03-14 | 美的集团有限公司 | Electric water heater with anion generator |
| CN101852486A (en) * | 2009-04-03 | 2010-10-06 | 海尔集团公司 | Water storage type electric water heater |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104819559A (en) * | 2015-05-15 | 2015-08-05 | 芜湖美的厨卫电器制造有限公司 | Electric water heater and control method thereof |
| CN104819559B (en) * | 2015-05-15 | 2017-08-29 | 芜湖美的厨卫电器制造有限公司 | Electric heater and its control method |
| US20180087804A1 (en) * | 2016-09-26 | 2018-03-29 | John Harman | Direct High Voltage Water Heater |
| US11493233B2 (en) * | 2016-09-26 | 2022-11-08 | Stone Aerospace, Inc. | Direct high voltage water heater |
| US20230073890A1 (en) * | 2016-09-26 | 2023-03-09 | Stone Aerospace, Inc. | Direct High Voltage Water Heater System |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104110835B (en) | 2017-11-14 |
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Effective date of registration: 20221220 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 Wuhu economic and Technological Development Zone, Wuhu, Anhui Patentee before: WUHU MIDEA KITCHEN AND BATH APPLIANCES MFG. Co.,Ltd. |
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