JP2000199646A - Solar heat utilizing water heater - Google Patents
Solar heat utilizing water heaterInfo
- Publication number
- JP2000199646A JP2000199646A JP37439198A JP37439198A JP2000199646A JP 2000199646 A JP2000199646 A JP 2000199646A JP 37439198 A JP37439198 A JP 37439198A JP 37439198 A JP37439198 A JP 37439198A JP 2000199646 A JP2000199646 A JP 2000199646A
- Authority
- JP
- Japan
- Prior art keywords
- hot water
- water
- temperature
- valve
- solar
- 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.)
- Pending
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/20—Solar thermal
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
Landscapes
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
- Heat-Pump Type And Storage Water Heaters (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は太陽熱利用給湯装置
に関する。詳しくは、太陽熱温水器と補助加熱手段を備
えた給湯器とを接続して併用給湯を可能とする太陽熱利
用給湯装置に関する。The present invention relates to a solar water heater. More specifically, the present invention relates to a solar water heater that connects a solar water heater and a water heater provided with auxiliary heating means to enable simultaneous hot water supply.
【０００２】[0002]
【従来の技術】太陽熱温水器は、集熱器で集熱した太陽
熱により集熱器内を循環する熱媒体を加熱し、熱交換器
で熱媒体と水とを熱交換して温水を得るようにしたもの
である。太陽熱温水器で得られる温水の温度は、季節や
天候によって左右されるところから、低温に過ぎる場
合、太陽熱温水器から使用場所に直接導いて使用するこ
とができない。このため、太陽熱温水器で得られた温水
を電気やガスなどの補助熱源で加熱し、適温に調節して
使用場所に供給するための給湯器が併設されている。2. Description of the Related Art A solar water heater heats a heat medium circulating in a heat collector by solar heat collected by a heat collector, and heat-exchanges the heat medium with water in a heat exchanger to obtain hot water. It was made. Since the temperature of the hot water obtained by the solar water heater depends on the season and weather, if the temperature is too low, it cannot be guided directly from the solar water heater to the place of use. For this reason, a water heater for heating hot water obtained by a solar water heater with an auxiliary heat source such as electricity or gas, adjusting the temperature to an appropriate temperature, and supplying it to a place of use is provided.
【０００３】ところで、このような太陽熱温水器に併設
される給湯器は、性能上、導入する温水の温度に限界が
あり、この限界温度を超える高温の温水を利用すること
ができない。太陽熱温水器で得られる温水は夏期や晴天
時には８０℃近くにまで達することがあり、通常の給湯
器では使用不可能である。そこで、従来、太陽熱利用給
湯装置に、給湯器に導入する温水を使用可能な温度にま
で降下させるための温水制御機構を設けているものが知
られている。[0003] However, the water heater provided along with such a solar water heater has a limit in the temperature of hot water to be introduced in terms of performance, and cannot use hot water having a temperature higher than the limit temperature. Hot water obtained by a solar water heater can reach nearly 80 ° C. in summer or fine weather, and cannot be used with a normal water heater. Therefore, conventionally, there is known a solar hot water supply device provided with a hot water control mechanism for lowering hot water introduced into a water heater to a usable temperature.
【０００４】[0004]
【発明が解決しようとする課題】太陽熱温水器と給湯器
とを接続して温水を使用場所に給湯する太陽熱利用給湯
装置において、補助加熱手段を備えた給湯器には、耐用
温度があるため、耐用温度を超える温水を導入すること
ができないという制約がある。このため、従来、太陽熱
温水器の温水が高温である場合、給湯器の上流側で温水
に水道水を混合して耐用温度以下に降温してから給湯器
に導入されていた。このように、太陽熱温水器で得られ
た高温の温水が必ずしも有効に利用されないといった問
題があった。SUMMARY OF THE INVENTION In a solar water heater utilizing a hot water heater connected to a solar water heater and a hot water heater, a hot water heater provided with auxiliary heating means has a tolerable temperature. There is a restriction that hot water exceeding the service temperature cannot be introduced. For this reason, conventionally, when hot water of a solar water heater has a high temperature, tap water is mixed with hot water on the upstream side of the water heater to lower the temperature to a usable temperature, and then introduced into the water heater. As described above, there is a problem that the high-temperature hot water obtained by the solar water heater is not always effectively used.
【０００５】また、従来、給湯器に導入する温水の温度
を給湯器の耐用温度以下に調節する温水制御機構は、電
気信号の指令によって温水を流通遮断させ、あるいは温
水に冷水を混合する構造になっていた。しかしながら、
このような電気信号による温水制御機構は、複雑な電気
・電子回路を必要とするために構造が複雑で、それ故に
太陽熱利用給湯装置の使用中にトラブルに遭遇すること
があり、特に停電時には制御が全く不可能になるといっ
た問題があった。Conventionally, a hot water control mechanism for adjusting the temperature of hot water introduced into a water heater to a temperature lower than the serviceable temperature of the water heater has a structure in which the flow of the hot water is cut off by a command of an electric signal or the cold water is mixed with the hot water. Had become. However,
Such a hot water control mechanism using an electric signal has a complicated structure due to the necessity of a complicated electric and electronic circuit, and therefore, a trouble may be encountered during the use of a solar water heater, especially when a power outage occurs. There was a problem that became impossible at all.
【０００６】本発明は上記問題に鑑み提案されたもの
で、その目的は、補助加熱手段を備えた給湯器の接続が
可能で、太陽熱温水器で得られた温水を無駄なく利用す
ることができ、しかも、構造が簡単で、故障の少ない温
水制御機構を備えた太陽熱利用給湯装置を提供すること
である。[0006] The present invention has been proposed in view of the above problems, and an object of the present invention is to connect a water heater provided with auxiliary heating means and to use the hot water obtained by the solar water heater without waste. In addition, an object of the present invention is to provide a solar hot water supply apparatus having a simple structure and a hot water control mechanism with few failures.
【０００７】[0007]
【課題を解決するための手段】本発明の太陽熱利用給湯
装置は、太陽熱により温水を得る太陽熱温水器と、太陽
熱温水器からの温水を導入し加熱して使用場所に温水を
供給する給湯器と、太陽熱温水器と給湯器との間に介設
され太陽熱温水器からの温水を所定の温度に調節する温
水制御機構とを具備した太陽熱利用給湯装置であって、
前記温水制御機構が、温水の温度によって弁を選択開閉
し、設定温度に対して太陽熱温水器からの温水を高温流
路と低温流路とに区分して下流側に送出するための一次
弁と、前記一次弁によって高温流路に送出された温水の
温度によって弁を選択開閉し、設定温度に対して温水を
高温流路と低温流路とに区分して下流側に送出するため
の二次弁と、前記二次弁によって高温流路と低温流路の
それぞれに区分され送出された温水に冷水を混合して下
流側に送出するための混合弁とから構成されていること
を特徴とする。SUMMARY OF THE INVENTION The solar water heater of the present invention comprises a solar water heater for obtaining hot water by solar heat, a hot water heater for introducing hot water from the solar water heater and heating it to supply hot water to a place of use. A hot water supply device provided with a hot water control mechanism interposed between the solar water heater and the water heater, and a hot water control mechanism for adjusting hot water from the solar water heater to a predetermined temperature,
The hot water control mechanism selectively opens and closes a valve according to the temperature of the hot water, and a primary valve for sending hot water from the solar water heater into a high-temperature channel and a low-temperature channel for a set temperature and sending it downstream. A secondary valve for selectively opening and closing the valve according to the temperature of the hot water sent to the high-temperature flow path by the primary valve, and dividing the hot water into a high-temperature flow path and a low-temperature flow path with respect to a set temperature and sending the water to the downstream side. And a mixing valve for mixing cold water with the hot water that has been separated and sent to the high-temperature flow path and the low-temperature flow path by the secondary valve and sending the mixed water to the downstream side. .
【０００８】本発明の太陽熱利用給湯装置は、上記のよ
うに構成されているので、太陽熱温水器で得られた温水
が、流路切換え弁と混合弁とからなる温水制御機構によ
って使用場所での使用に適した温度の温水と、給湯器へ
の導入が可能な温度の温水とにそれぞれ流路を切換えて
供給されるので、太陽熱温水器の温水を使用場所に直接
給湯することができ、同時に太陽熱温水器の温水を給湯
器に過熱損傷を生じさせることなく給湯器に導入するこ
とができ、太陽熱温水器の温水を効率的かつ安全に使用
することができる。[0008] Since the solar hot water supply apparatus of the present invention is configured as described above, the hot water obtained by the solar water heater is supplied to the hot water at a place of use by a hot water control mechanism comprising a flow path switching valve and a mixing valve. The hot water at a temperature suitable for use and the hot water at a temperature that can be introduced into the water heater are supplied by switching the flow path, so that the hot water of the solar water heater can be directly supplied to the place of use, and at the same time Hot water from the solar water heater can be introduced into the water heater without causing overheating damage to the water heater, and the hot water from the solar water heater can be used efficiently and safely.
【０００９】また、本発明の太陽熱利用給湯装置は、温
水制御機構を構成する一次弁、二次弁及び混合弁が、そ
れぞれ温水の温度に反応して膨張収縮する媒体の熱変形
移動によって弁を選択開閉させる構造であることを特徴
とする。Further, in the solar water heating apparatus according to the present invention, the primary valve, the secondary valve and the mixing valve constituting the hot water control mechanism operate the valve by the heat deformation movement of the medium which expands and contracts in response to the temperature of the hot water. It is characterized by a structure that can be selectively opened and closed.
【００１０】上記のように、本発明の太陽熱利用給湯装
置の温水制御機構を構成する一次弁、二次弁及び混合弁
が、弁自体に弁の選択開閉機能を備えており、自動的に
温水を所定の流路に導き、所定の温度に調節するため、
温水制御機構を簡素化することができる。As described above, the primary valve, the secondary valve, and the mixing valve constituting the hot water control mechanism of the solar water heating apparatus of the present invention have a valve selective opening / closing function in the valve itself, and automatically provide hot water. To a predetermined flow path and adjust to a predetermined temperature,
The hot water control mechanism can be simplified.
【００１１】[0011]
【実施例】本発明の太陽熱利用給湯装置の実施例を図面
を参照して説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the solar hot water supply apparatus of the present invention will be described with reference to the drawings.
【００１２】図１は本発明の太陽熱利用給湯装置を示す
説明図である。FIG. 1 is an explanatory view showing a solar hot water supply apparatus of the present invention.
【００１３】図１において、１は貯湯槽、２は熱交換
器、３は一次弁、４は二次弁、５、６は混合弁、７給湯
器、８は給水管、９は給湯管である。In FIG. 1, 1 is a hot water storage tank, 2 is a heat exchanger, 3 is a primary valve, 4 is a secondary valve, 5 and 6 are mixing valves, 7 water heaters, 8 is a water supply pipe, and 9 is a hot water supply pipe. is there.
【００１４】本発明に係る太陽熱利用給湯装置は、太陽
熱を集熱する集熱器（図示せず）と、温水を貯える貯湯
槽１と、貯湯槽１内に設けられた熱交換器２と、貯湯槽
１の温水出口端に接続された流路切換え用の一次弁３
と、一次弁３の下流側に設けた流路切換え用の二次弁４
と、温水に冷水を混合させるための混合弁５、６とから
なる温水制御機構（点線箇所）と、電気、ガス等を熱源
として温水を加熱する給湯器７とを備えている。The solar hot water supply apparatus according to the present invention includes a heat collector (not shown) for collecting solar heat, a hot water storage tank 1 for storing hot water, and a heat exchanger 2 provided in the hot water storage tank 1. Primary valve 3 for switching flow path connected to hot water outlet end of hot water storage tank 1
And a secondary valve 4 for switching a flow path provided on the downstream side of the primary valve 3.
And a hot water control mechanism (dotted line) composed of mixing valves 5 and 6 for mixing cold water with hot water, and a water heater 7 for heating hot water using electricity, gas or the like as a heat source.
【００１５】本発明の太陽熱利用給湯装置において、温
水は、集熱器と貯湯槽１内の熱交換器２との間を循環す
る熱媒体と、貯湯槽１内に加圧供給された冷水とを、貯
湯槽１に内蔵された熱交換器２で熱交換して得る。In the solar hot water supply system of the present invention, the hot water is supplied to the heat medium circulating between the heat collector and the heat exchanger 2 in the hot water storage tank 1 and the cold water pressurized and supplied into the hot water storage tank 1. Is obtained by exchanging heat with the heat exchanger 2 built in the hot water storage tank 1.
【００１６】本発明の太陽熱利用給湯器の温水制御機構
は、次のように構成される。The hot water control mechanism of the solar water heater of the present invention is configured as follows.
【００１７】一次弁３は、高温流路３ａと、低温流路３
ｂと、図示しないワックスサーモエレメントとシフトロ
ッドと切換え弁とから構成され、上流側で貯湯槽の温水
出口端と、下流側で二次弁４とにそれぞれ接続されてい
る。The primary valve 3 includes a high temperature flow path 3a and a low temperature flow path 3a.
b, a wax thermoelement (not shown), a shift rod, and a switching valve, which are connected to the hot water outlet end of the hot water storage tank on the upstream side and the secondary valve 4 on the downstream side, respectively.
【００１８】二次弁４は、高温流路４ａと、低温流路４
ｂと、図示しないワックスサーモエレメントとシフトロ
ッドと切換え弁とから構成され、上流側で一次弁３と、
下流側で混合弁６とにそれぞれ接続されている。The secondary valve 4 includes a high temperature flow path 4a and a low temperature flow path 4a.
b, a wax thermoelement, a shift rod, and a switching valve (not shown), and a primary valve 3 on the upstream side;
The downstream side is connected to the mixing valve 6.
【００１９】混合弁５は、図示しないワックスサーモエ
レメントと切換え弁とから構成され、上流側で一次弁３
及び給水管９と、下流側で給湯管９とにそれぞれ接続さ
れている。混合弁６は、図示しないワックスサーモエレ
メントと切換え弁とから構成され、上流側で二次弁４及
び給水管８と、下流側で給湯管９とにそれぞれ接続され
ている。The mixing valve 5 comprises a wax thermoelement (not shown) and a switching valve.
And the hot water supply pipe 9 on the downstream side. The mixing valve 6 includes a wax thermoelement and a switching valve (not shown), and is connected to the secondary valve 4 and the water supply pipe 8 on the upstream side and to the hot water supply pipe 9 on the downstream side.
【００２０】一次弁３は、温水の温度に反応してワック
スサーモエレメントが膨張収縮し、シフトロッドを介し
て切換え弁を上下動させて高温流路３ａと低温流路３ｂ
のいずれか一方を開放し、他方を閉鎖するよう動作して
流路を切換える。ワックスサーモエレメントは、所定の
温度で切換え弁が開閉動作するように予め温度設定する
ことができる。The primary valve 3 reacts to the temperature of the hot water, the wax thermoelement expands and contracts, and the switching valve is moved up and down via a shift rod to move the high temperature flow path 3a and the low temperature flow path 3b.
Are operated to open one of them and close the other to switch the flow path. The temperature of the wax thermoelement can be set in advance so that the switching valve opens and closes at a predetermined temperature.
【００２１】二次弁４は、一次弁３と略同じ構造を有
し、温水の温度に反応してワックスサーモエレメントが
膨張収縮し、シフトロッドを介して切換え弁を上下動さ
せて高温流路４ａと低温流路４ｂのいずれかに流路を切
換える。ワックスサーモエレメントは、所定の温度で切
換え弁が開閉動作するように予め温度設定することがで
きる。The secondary valve 4 has substantially the same structure as the primary valve 3, and the wax thermoelement expands and contracts in response to the temperature of the hot water, and the switching valve is moved up and down via a shift rod to move the high-temperature flow path. The flow path is switched to one of the low temperature flow path 4b and the low temperature flow path 4b. The temperature of the wax thermoelement can be set in advance so that the switching valve opens and closes at a predetermined temperature.
【００２２】混合弁５及び混合弁６は、温水の温度に反
応してワックスサーモエレメントが膨張収縮して切換え
弁を開閉して冷水を取入れ、温水と混合するものであ
る。混合弁５、６は、所定の温度で切換え弁が開閉動作
するように温度設定することができる。In the mixing valves 5 and 6, the wax thermoelement expands and contracts in response to the temperature of the hot water, opens and closes the switching valve, takes in cold water, and mixes with the hot water. The temperature of the mixing valves 5 and 6 can be set such that the switching valve opens and closes at a predetermined temperature.
【００２３】なお、一次弁３、二次弁４、混合弁５、６
を連結し、一体化してユニットとして温水制御機構を構
成すれば、これらの部品を接続するための配管を省略す
ることができ、貯湯槽１及び給湯器７との接続も容易に
なるので好ましい。The primary valve 3, the secondary valve 4, the mixing valves 5, 6
Is connected and integrated to form a hot water control mechanism as a unit, since piping for connecting these components can be omitted, and connection with the hot water storage tank 1 and the water heater 7 is also facilitated.
【００２４】本発明の太陽熱利用給湯装置は上記のよう
に構成され、次に、その動作を以下に説明する。The solar water heating apparatus of the present invention is configured as described above, and the operation thereof will be described below.
【００２５】使用場所で給湯栓を開き給湯が開始される
と、貯湯槽１内の温水は貯湯槽１の上端に接続された一
次弁３に達する。When the hot water tap is opened at the place of use and hot water supply is started, the hot water in hot water storage tank 1 reaches primary valve 3 connected to the upper end of hot water storage tank 1.
【００２６】一次弁３に流入した温水は、例えば一次弁
３の切換え弁の開閉作動温度を３６℃に設定しておく
と、温水の温度が３６℃以下の場合は、低温流路３ｂ側
が開放されて低温流路３ｂにし送出される。低温流路３
ｂに流入した温水は給湯器７に送出され、給湯器７内で
加熱され６０℃に昇温された後に、給湯管９を通って使
用場所に給湯される。The hot water flowing into the primary valve 3 can be opened, for example, by setting the opening / closing operation temperature of the switching valve of the primary valve 3 to 36 ° C. Then, it is sent to the low-temperature channel 3b. Low temperature channel 3
The hot water flowing into b is sent out to the water heater 7, heated in the water heater 7 and heated to 60 ° C., and then supplied to the place of use through the hot water pipe 9.
【００２７】一次弁３に流入した温水の温度が３６℃を
超える場合は、高温流路３ａ側が開放されて温水は高温
流路３ａに流出される。高温流路３ａに流入した温水
は、一次弁３の下流側に接続された二次弁４に達する。
二次弁４に流入した温水は、例えば二次弁４の切換え弁
の開閉作動温度を６０℃に設定しておくと、温水の温度
が６０℃以下の場合は、低温流路４ｂ側が開放されて低
温流路４ｂに送出される。低温流路４ｂに流入した温水
は、二次弁４の下流側に接続された混合弁５に達し、例
えば混合弁５の切換え弁の開閉作動温度を３６℃に設定
しておくと、給水管８から給水された冷水と混合されて
３６℃まで降温された後、給湯器７に送出され、給湯器
７内で加熱され６０℃に昇温された後に、給湯管９を通
って使用場所に給湯される。When the temperature of the hot water flowing into the primary valve 3 exceeds 36 ° C., the high-temperature channel 3a is opened and the hot water flows out to the high-temperature channel 3a. The hot water flowing into the high-temperature channel 3a reaches the secondary valve 4 connected to the downstream side of the primary valve 3.
When the temperature of the hot water flowing into the secondary valve 4 is set to, for example, 60 ° C. when the switching valve of the secondary valve 4 is set to 60 ° C., when the temperature of the hot water is 60 ° C. or less, the low-temperature flow path 4b side is opened. And sent to the low-temperature channel 4b. The hot water flowing into the low-temperature flow path 4b reaches the mixing valve 5 connected to the downstream side of the secondary valve 4, and for example, if the opening / closing operation temperature of the switching valve of the mixing valve 5 is set to 36 ° C., the water supply pipe After being mixed with the cold water supplied from 8 and cooled down to 36 ° C., it is sent to the water heater 7, heated in the water heater 7 and heated to 60 ° C., and then passed through the hot water pipe 9 to the place of use. Hot water is supplied.
【００２８】二次弁４に流入した温水の温度が６０℃を
超える場合は、高温流路４ａ側が開放されて温水は高温
流路４ａに送出される。高温流路４ａに流入した温水
は、二次弁４の下流側に接続された混合弁６に達し、例
えば混合弁６の切換え弁の開閉作動温度を６０℃に設定
しておくと、給水管８から給水された冷水と混合されて
６０℃まで降温され、給湯管９を通って使用場所に給湯
される。When the temperature of the hot water flowing into the secondary valve 4 exceeds 60 ° C., the high-temperature channel 4a is opened and the hot water is sent to the high-temperature channel 4a. The hot water that has flowed into the high-temperature channel 4a reaches the mixing valve 6 connected downstream of the secondary valve 4, and for example, if the opening / closing operation temperature of the switching valve of the mixing valve 6 is set to 60 ° C., the water supply pipe The mixture is mixed with cold water supplied from 8 and cooled down to 60 ° C., and is supplied to the place of use through the hot water supply pipe 9.
【００２９】[0029]
【発明の効果】本発明の太陽熱利用給湯装置によると、
太陽熱温水器と補助加熱手段を備えた給湯器との接続が
可能で、簡単な構造で温水の自動制御が実現され、補助
加熱を最小にして太陽熱温水器の温水を有効に利用する
ことができる優れた効果を奏する。According to the solar water heating apparatus of the present invention,
The connection between the solar water heater and the water heater with auxiliary heating means is possible, the automatic control of hot water is realized with a simple structure, the auxiliary water can be minimized and the hot water of the solar water heater can be used effectively. It has excellent effects.
【図１】本発明の太陽熱利用給湯装置を示す説明図であ
る。FIG. 1 is an explanatory view showing a solar hot water supply apparatus of the present invention.
１ 貯湯槽 ２ 熱交換器 ３ 一次弁 ４ 二次弁 ５、６ 混合弁 ７ 給湯器 ８ 給水管 ９ 給湯管 DESCRIPTION OF SYMBOLS 1 Hot water storage tank 2 Heat exchanger 3 Primary valve 4 Secondary valve 5, 6 Mixing valve 7 Water heater 8 Water supply pipe 9 Hot water supply pipe
Claims (2)
と、太陽熱温水器からの温水を導入し加熱して使用場所
に温水を供給する給湯器と、太陽熱温水器と給湯器との
間に介設され太陽熱温水器からの温水を所定の温度に調
節する温水制御機構とを具備した太陽熱利用給湯装置で
あって、 前記温水制御機構が、温水の温度によって弁を選択開閉
し、設定温度に対して太陽熱温水器からの温水を高温流
路と低温流路とに区分して下流側に送出するための一次
弁と、前記一次弁によって高温流路に送出された温水の
温度によって弁を選択開閉し、設定温度に対して温水を
高温流路と低温流路とに区分して下流側に送出するため
の二次弁と、前記二次弁によって高温流路と低温流路の
それぞれに区分され送出された温水に冷水を混合して下
流側に送出するための混合弁とから構成されていること
を特徴とする太陽熱利用給湯装置。1. A solar water heater for obtaining hot water by solar heat, a water heater for introducing hot water from the solar water heater and heating it to supply hot water to a place of use, and interposed between the solar water heater and the water heater. A hot water control device that adjusts hot water from the solar water heater to a predetermined temperature, the hot water control device selectively opens and closes a valve according to the temperature of the hot water, and controls a set temperature. A primary valve for dividing hot water from the solar water heater into a high-temperature flow path and a low-temperature flow path and sending it downstream, and selectively opening and closing the valve according to the temperature of the hot water sent to the high-temperature flow path by the primary valve. A secondary valve for dividing the hot water into a high-temperature flow path and a low-temperature flow path with respect to a set temperature and sending it to the downstream side; Mixes cold water with hot water and sends it downstream Solar water heater, characterized in that it is composed of a mixing valve of the order.
次弁及び混合弁が、温水の温度に反応して膨張収縮する
媒体の熱変形移動によって弁を選択開閉させる構造であ
ることを特徴とする請求項１に記載の太陽熱利用給湯装
置。2. A structure in which a primary valve, a secondary valve, and a mixing valve constituting the hot water control mechanism have a structure for selectively opening and closing the valve by thermal deformation movement of a medium that expands and contracts in response to the temperature of the hot water. The solar hot water supply apparatus according to claim 1, wherein
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37439198A JP2000199646A (en) | 1998-12-28 | 1998-12-28 | Solar heat utilizing water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP37439198A JP2000199646A (en) | 1998-12-28 | 1998-12-28 | Solar heat utilizing water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2000199646A true JP2000199646A (en) | 2000-07-18 |
Family
ID=18503772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP37439198A Pending JP2000199646A (en) | 1998-12-28 | 1998-12-28 | Solar heat utilizing water heater |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2000199646A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424438C (en) * | 2006-03-24 | 2008-10-08 | 赵振田 | Multiple heat source automatic hot water supply system |
-
1998
- 1998-12-28 JP JP37439198A patent/JP2000199646A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100424438C (en) * | 2006-03-24 | 2008-10-08 | 赵振田 | Multiple heat source automatic hot water supply system |
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