JP2006284070A - Hot water storage device - Google Patents

Hot water storage device Download PDF

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Publication number
JP2006284070A
JP2006284070A JP2005102972A JP2005102972A JP2006284070A JP 2006284070 A JP2006284070 A JP 2006284070A JP 2005102972 A JP2005102972 A JP 2005102972A JP 2005102972 A JP2005102972 A JP 2005102972A JP 2006284070 A JP2006284070 A JP 2006284070A
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Japan
Prior art keywords
hot water
water storage
storage device
storage tank
heat
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Pending
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JP2005102972A
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Japanese (ja)
Inventor
Hirotaka Wada
博孝 和田
Makoto Oyama
誠 尾山
Soki Fukumuro
創喜 福室
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Daiwa House Industry Co Ltd
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Daiwa House Industry Co Ltd
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Priority to JP2005102972A priority Critical patent/JP2006284070A/en
Publication of JP2006284070A publication Critical patent/JP2006284070A/en
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  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)

Abstract

<P>PROBLEM TO BE SOLVED: To provide a hot water storage device with a hot water storage tank having a reduced size for supplying a required amount of hot water. <P>SOLUTION: A latent heat storage medium 4 is provided in the hot water storage tank 3 for storing the heat of internal hot water, and the hot water storage tank 3 is covered with a heat insulating material 5 containing the latent heat storage medium 4. The hot water storage device is used for a solar water heater or an electric water heater utilizing midnight power. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

本発明は、貯湯装置に関する。   The present invention relates to a hot water storage device.

例えば、深夜電力利用の電気温水器に用いられている貯湯タンクは、非常に大型で、狭小地に建てられた住宅や、マンションでは、その設置場所の確保が容易ではないという問題がある。また、電気温水器に限らず、太陽熱温水器の場合にも、貯湯タンクは大型で、その設置場所の確保が容易ではないという問題がある。   For example, hot water storage tanks used for electric water heaters using midnight power are very large, and there is a problem that it is not easy to secure the installation location in a house or apartment built in a narrow area. Moreover, not only an electric water heater but also a solar water heater has a problem that the hot water storage tank is large and it is not easy to secure the installation location.

本発明は、上記のような問題点に鑑み、必要な量のお湯を提供することができながら、貯湯タンクを小型化することができる貯湯装置を提供することを課題とする。   In view of the above problems, an object of the present invention is to provide a hot water storage device that can reduce the size of a hot water storage tank while providing a necessary amount of hot water.

上記の課題は、内部のお湯の熱を蓄熱する潜熱蓄熱材が貯湯タンクに設けられ、該貯湯タンクが前記潜熱蓄熱材を含んで断熱材で覆われていることを特徴とする貯湯装置によって解決される。   The above-mentioned problem is solved by a hot water storage device characterized in that a latent heat storage material for storing the heat of hot water inside is provided in a hot water storage tank, and the hot water storage tank is covered with a heat insulating material including the latent heat storage material. Is done.

この貯湯装置では、潜熱蓄熱材に蓄熱されるので、その分、貯湯タンクの容量を小さくすることができ、必要な量のお湯を提供することができながら、貯湯装置を小型化することができる。   In this hot water storage device, heat is stored in the latent heat storage material, so that the capacity of the hot water storage tank can be reduced, and the required amount of hot water can be provided, while the hot water storage device can be miniaturized. .

上記の貯湯装置が、太陽熱温水器用である場合は、貯湯装置の小型化により、電気温水器の貯湯装置の設置場所の確保を容易にすることができ、また、上記の貯湯装置が、深夜電力利用の電気温水器用である場合は、深夜電力を利用して安価に蓄熱することができるのみならず、貯湯装置の小型化により、電気温水器の設置場所の確保を容易にすることができる。   When the above hot water storage device is for a solar water heater, the hot water storage device can be made compact to facilitate securing the installation location of the hot water storage device of the electric water heater. In the case of an electric water heater for use, not only can midnight power be used to store heat at low cost, but also the installation location of the electric water heater can be easily secured by downsizing the hot water storage device.

特に、深夜電力利用の電気温水器と、太陽熱温水器とが併設されるソーラーシステムにおいて、太陽熱集熱器用の貯湯装置として本発明における貯湯装置を用いることにより、太陽熱集熱器用の貯湯装置をコンパクトにすることができる。その場合において、深夜電力利用の電気温水器も本発明における貯湯装置で構成すれば、両貯湯装置をコンパクトにすることができる。   In particular, in a solar system in which an electric water heater using midnight power and a solar water heater are provided, the hot water storage device for the solar heat collector is compacted by using the hot water storage device of the present invention as the hot water storage device for the solar heat collector. Can be. In that case, both hot water storage devices can be made compact if the electric water heater using midnight power is also constituted by the hot water storage device of the present invention.

本発明は、以上のとおりのものであるから、必要な量のお湯を提供することができながら、貯湯タンクを小型化することができる。   Since the present invention is as described above, the hot water storage tank can be reduced in size while providing a necessary amount of hot water.

次に、本発明の実施最良形態を図面に基づいて説明する。   Next, the best mode for carrying out the present invention will be described with reference to the drawings.

図1に示す実施形態の貯湯装置1は、深夜電力利用の電気温水器に用いられる貯湯装置であり、ケース2内に貯湯タンク3が備えられており、該ケース2内において、貯湯タンク3の外周側には、塩化カルシウム水和物等の無機水和塩や、パラフィン等の有機物化合物からなる潜熱蓄熱材4が周設され、該潜熱蓄熱材4に、貯湯タンク3内のお湯の熱が蓄熱されるようになされている。そして、ケース2内において、潜熱蓄熱材4の外側には、繊維系断熱材、発泡樹脂系断熱材などからなる断熱材5が、潜熱蓄熱材4を含んで貯湯タンク3の全体を包み込むように設けられている。   A hot water storage device 1 according to the embodiment shown in FIG. 1 is a hot water storage device used in an electric water heater using midnight power, and a hot water storage tank 3 is provided in a case 2. On the outer peripheral side, a latent heat storage material 4 made of an inorganic hydrate salt such as calcium chloride hydrate or an organic compound such as paraffin is provided around, and the heat of hot water in the hot water storage tank 3 is transferred to the latent heat storage material 4. It is designed to store heat. In the case 2, a heat insulating material 5 made of a fiber heat insulating material, a foamed resin heat insulating material, or the like is provided outside the latent heat storage material 4 so as to enclose the entire hot water storage tank 3 including the latent heat storage material 4. Is provided.

上記の貯湯装置1では、潜熱蓄熱材4に蓄熱されるので、その分、貯湯タンクの容量を小さくすることができ、必要な量のお湯を提供することができながら、貯湯装置1を小型化することができて、電気温水器の設置場所の確保を容易にすることができる。なお、電気温水器は、CO2等のヒートポンプ式のものや、ヒータ式のものなどであってよい。   In the hot water storage device 1, since the heat is stored in the latent heat storage material 4, the capacity of the hot water storage tank can be reduced correspondingly, and the required amount of hot water can be provided, and the hot water storage device 1 can be downsized. Therefore, it is possible to easily secure the installation location of the electric water heater. The electric water heater may be a heat pump type such as CO2 or a heater type.

以上に、本発明の実施形態を示したが、本発明はこれに限られるものではなく、発明思想を逸脱しない範囲で各種の変更が可能である。例えば、上記の実施形態では、潜熱蓄熱材4を貯湯タンク3の外周側に、周方向に連続するように設けた場合を示しているが、周方向や上下方向に間隔的に設けるようにしてもよいし、また、容器に入れた潜熱蓄熱材を貯湯タンク3の内部に設置するようにしてもよい。   Although the embodiment of the present invention has been described above, the present invention is not limited to this, and various modifications can be made without departing from the spirit of the invention. For example, in the above embodiment, the latent heat storage material 4 is provided on the outer peripheral side of the hot water storage tank 3 so as to be continuous in the circumferential direction. However, the latent heat storage material 4 is provided at intervals in the circumferential direction and the vertical direction. Alternatively, the latent heat storage material placed in a container may be installed inside the hot water storage tank 3.

また、上記の実施形態では、電気温水器用の貯湯装置に適用した場合を示しているが、太陽熱温水器の貯湯装置に適用することも可能である。   Moreover, in said embodiment, although the case where it applies to the hot water storage apparatus for electric water heaters is shown, it is also possible to apply to the hot water storage apparatus of a solar water heater.

実施形態の貯湯装置を示すもので、図(イ)は正面図、図(ロ)は図(イ)のI−I線断面図である。The hot water storage apparatus of embodiment is shown, A figure (I) is a front view, A figure (B) is the II sectional view taken on the line of the figure (I).

符号の説明Explanation of symbols

1…貯湯装置
2…ケース
3…貯湯タンク
4…潜熱蓄熱材
5…断熱材
DESCRIPTION OF SYMBOLS 1 ... Hot water storage apparatus 2 ... Case 3 ... Hot water storage tank 4 ... Latent heat storage material 5 ... Heat insulation material

Claims (3)

内部のお湯の熱を蓄熱する潜熱蓄熱材が貯湯タンクに設けられ、該貯湯タンクが前記潜熱蓄熱材を含んで断熱材で覆われていることを特徴とする貯湯装置。   A hot water storage device, wherein a latent heat storage material for storing the heat of hot water inside is provided in a hot water storage tank, and the hot water storage tank includes the latent heat storage material and is covered with a heat insulating material. 太陽熱温水器用である請求項1に記載の貯湯装置。   The hot water storage device according to claim 1, which is for a solar water heater. 深夜電力利用の電気温水器用である請求項1に記載の貯湯装置。   The hot water storage device according to claim 1, wherein the hot water storage device is for an electric water heater using midnight power.
JP2005102972A 2005-03-31 2005-03-31 Hot water storage device Pending JP2006284070A (en)

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013024529A (en) * 2011-07-26 2013-02-04 Dainichi Co Ltd Heat storage hot water supply device
JP2013088049A (en) * 2011-10-19 2013-05-13 Mitsubishi Plastics Inc Latent heat storage tank and hot water supply system
JP2013088050A (en) * 2011-10-19 2013-05-13 Mitsubishi Plastics Inc Latent heat storage tank and hot water supply system
CN105865027A (en) * 2016-05-17 2016-08-17 广东威博电器有限公司 Phase change energy storage electric water heater
JP7603803B2 (en) 2021-05-20 2024-12-20 三菱電機株式会社 Water heater

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956046A (en) * 1982-09-20 1984-03-31 Matsushita Electric Ind Co Ltd hot water tank
JPS6048443A (en) * 1983-08-27 1985-03-16 Matsushita Electric Works Ltd Electric hot water boiler
JPH04366361A (en) * 1991-06-13 1992-12-18 Sharp Corp Hot water heater

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5956046A (en) * 1982-09-20 1984-03-31 Matsushita Electric Ind Co Ltd hot water tank
JPS6048443A (en) * 1983-08-27 1985-03-16 Matsushita Electric Works Ltd Electric hot water boiler
JPH04366361A (en) * 1991-06-13 1992-12-18 Sharp Corp Hot water heater

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2013024529A (en) * 2011-07-26 2013-02-04 Dainichi Co Ltd Heat storage hot water supply device
JP2013088049A (en) * 2011-10-19 2013-05-13 Mitsubishi Plastics Inc Latent heat storage tank and hot water supply system
JP2013088050A (en) * 2011-10-19 2013-05-13 Mitsubishi Plastics Inc Latent heat storage tank and hot water supply system
CN105865027A (en) * 2016-05-17 2016-08-17 广东威博电器有限公司 Phase change energy storage electric water heater
JP7603803B2 (en) 2021-05-20 2024-12-20 三菱電機株式会社 Water heater

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