JPS5929941A - Tap-controlled hot-water supplying system - Google Patents
Tap-controlled hot-water supplying systemInfo
- Publication number
- JPS5929941A JPS5929941A JP57139409A JP13940982A JPS5929941A JP S5929941 A JPS5929941 A JP S5929941A JP 57139409 A JP57139409 A JP 57139409A JP 13940982 A JP13940982 A JP 13940982A JP S5929941 A JPS5929941 A JP S5929941A
- Authority
- JP
- Japan
- Prior art keywords
- hot
- water
- hot water
- temperature
- water temperature
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 99
- 238000002485 combustion reaction Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D19/00—Details
- F24D19/10—Arrangement or mounting of control or safety devices
- F24D19/1006—Arrangement or mounting of control or safety devices for water heating systems
- F24D19/1051—Arrangement or mounting of control or safety devices for water heating systems for domestic hot water
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/10—Control of fluid heaters characterised by the purpose of the control
- F24H15/174—Supplying heated water with desired temperature or desired range of temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/20—Control of fluid heaters characterised by control inputs
- F24H15/212—Temperature of the water
- F24H15/219—Temperature of the water after heating
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/305—Control of valves
- F24H15/31—Control of valves of valves having only one inlet port and one outlet port, e.g. flow rate regulating valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/30—Control of fluid heaters characterised by control outputs; characterised by the components to be controlled
- F24H15/355—Control of heat-generating means in heaters
- F24H15/36—Control of heat-generating means in heaters of burners
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
- F24H15/00—Control of fluid heaters
- F24H15/40—Control of fluid heaters characterised by the type of controllers
- F24H15/414—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based
- F24H15/421—Control of fluid heaters characterised by the type of controllers using electronic processing, e.g. computer-based using pre-stored data
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Fluid Mechanics (AREA)
- Computer Hardware Design (AREA)
- Domestic Hot-Water Supply Systems And Details Of Heating Systems (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は、瞬間式給湧様の給湯温度制御方式と構成に関
する。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an instantaneous hot water supply temperature control system and configuration.
従来例の構成とその問題点
従来、ガス比例制御弁を搭載した瞬間給湯機は第１図に
示すようなシステム構成をとっている。Conventional configuration and its problems Conventionally, an instantaneous water heater equipped with a gas proportional control valve has a system configuration as shown in FIG.
第１図において、１は給湯機本体であり、ノ（−す４と
熱交換部３を含む。給湯機の出口付近２には、サーミス
タなど湯温検知器６が配置されている。５は、ガス比例
制御弁であり、ガス配管１２につながる。７は、温度制
御回路、８は湯温設定部である。９および１０は水栓で
ある。以上のような構成において、湯温設定部８で湯温
を設定すると温度制御回路７は出口２の湯温か、設定値
になるようにガス比例制御弁５によって燃焼量を制御す
るので、給湯機の出湯温度は、常に設定値に保たれるが
、使用上、次のような問題を有している０
■ ２個以上の水栓がある場合において、各々の水栓か
らの出湯温度は、給湯機の出湯温度で決まる。したがっ
て、水栓毎に異なった湯温では使用できない。In FIG. 1, 1 is the main body of the water heater, which includes a nozzle 4 and a heat exchange section 3.A hot water temperature detector 6 such as a thermistor is disposed near the outlet 2 of the water heater. , a gas proportional control valve, connected to the gas pipe 12. 7 is a temperature control circuit, 8 is a hot water temperature setting section. 9 and 10 are faucets. In the above configuration, the hot water temperature setting section When the hot water temperature is set at step 8, the temperature control circuit 7 controls the combustion amount using the gas proportional control valve 5 so that the hot water temperature at outlet 2 reaches the set value, so that the hot water temperature of the hot water heater is always maintained at the set value. However, it has the following problems in use.0 ■ When there are two or more faucets, the temperature of hot water from each faucet is determined by the hot water temperature of the water heater. It cannot be used with different water temperatures for each tap.
■ 湯温設定部と、実際に湯を使用する場所、すなわち
水栓の位置とが離れているので不便である。■ It is inconvenient because the hot water temperature setting unit is far away from the place where hot water is actually used, that is, the location of the faucet.
発明の目的
本発明は、このような従来の問題点を解消するもので、
■ 使用する水栓を直接操作するとと匠よって湯温か設
定でき、■ 他の水栓における設定湯温の影響を受ける
ことなく、がっ■ エネルギー損失を最少限にする給湯
システムを実現することを目的とする。Purpose of the Invention The present invention solves these conventional problems.
■ By directly operating the faucet you are using, you can set the water temperature according to your taste, without being affected by the hot water temperature settings of other faucets. ■ We aim to create a hot water system that minimizes energy loss. purpose.
発明の構成
この目的を達成するために、本発明は、設定しだ湯温値
を外部に出力しうる複数個の混合水栓とガス比例制御弁
性の瞬間給湯機とによって構成し上記各混合水栓で設定
しだ湯温の最大値が上記瞬間給湯機の出湯温度になるよ
うに燃焼量を制御するＯ
実施例の説明
第２図において、１３．および１４は、設定値が外部に
出力できる湯温設定部を備え、かつ出湯温度が、前記設
定値になるように瞬間給湯機１から供給される湯と、水
管２５から供給される水を自動的に混合する機能を備え
た混合水栓である。Structure of the Invention In order to achieve this object, the present invention comprises a plurality of mixing faucets capable of outputting a set hot water temperature value to the outside, and an instantaneous water heater with a gas proportional control valve. The amount of combustion is controlled so that the maximum value of the hot water temperature set at the faucet becomes the hot water temperature of the instant hot water heater. and 14 is equipped with a hot water temperature setting unit that can output a set value to the outside, and automatically controls the hot water supplied from the instant hot water heater 1 and the water supplied from the water pipe 25 so that the hot water temperature reaches the set value. This is a mixing faucet with a function to mix the water.
了ａは瞬間給湯機１の湯温制御回路であり、第１図の湯
温設定部８による湯温設定信号の代りに各混合水栓１３
．および１４の湯温設定信号Ｔ１゜およびＴ２が、設定
値として入力されている。Ryoa is a hot water temperature control circuit of the instant hot water heater 1, which sends a hot water temperature setting signal to each mixing faucet 13 instead of the hot water temperature setting signal from the hot water temperature setting section 8 in FIG.
．． and 14 hot water temperature setting signals T1° and T2 are input as set values.
なお、第一図と同一の構成要素には、同一の番号を付し
ている。Note that the same components as in FIG. 1 are given the same numbers.
上記構成において、温度制御回路７ａは、上記湯温設定
信号Ｔ１．Ｔ２を比較してＴ１≧Ｔ２ならばＴ１を、ま
だＴ１〈Ｔ２ならばＴ２を基準湯温設定値として選択す
る。一方、瞬間給湯機１の出湯温度は、出口付近２に配
置された湯温検知器６によって検知され実際の湯温信号
が、被制御信号Ｔ。とじて温度制御回路７ａｉｊ、、上
記基準湯温設定値と被制御信号Ｔ。In the above configuration, the temperature control circuit 7a receives the hot water temperature setting signal T1. T2 is compared, and if T1≧T2, T1 is selected as the reference hot water temperature setting value, and if T1<T2, T2 is selected as the reference hot water temperature setting value. On the other hand, the hot water temperature of the instant hot water heater 1 is detected by a hot water temperature detector 6 placed near the outlet 2, and the actual hot water temperature signal is a controlled signal T. Finally, the temperature control circuit 7aij, the reference hot water temperature set value and the controlled signal T.
と比較しつつ、両者が等しくなるようにガス比例制御弁
を制御することによって、ガス流量を制御し、その結果
、バーナ４の燃焼量を制御する。The gas flow rate is controlled by comparing the gas proportional control valve so that the two become equal, and as a result, the combustion amount of the burner 4 is controlled.
すなわち、瞬間給湯機の出湯温度は、各混合水栓で設定
しだ湯温値の最大値に近づくように制御される。That is, the hot water temperature of the instant hot water heater is controlled so as to approach the maximum value of the hot water temperature values set at each mixing faucet.
第３図は、第２図における設定した湯温値が外部に出力
可能な混合水栓１３．および１４において、温度設定部
分の構造の一例を示す。第３図において、１８は従来の
出湯温度制御が可能な混合水栓の本体部分、１９は設定
温度目盛、２ｏは温度設定用のツマミ、２１はポテンシ
ョメータであり、その可動軸２３は、混合水栓本体１８
の温度設定用の可動軸１８ａと連動する。２２はポテン
ショメータ２１の本体を混合水栓の本体部分（固定部分
）に固定するための金具である。温度設定用のツマミ２
Ｑはポテンショメータ２１の可動軸２３と取付ネジ２４
によって固定する。このような構成によって温度設定用
のツマミ２０を廻して湯温を目盛に合せると、温度設定
用のツマミ２゜と連動してポテンショメータ２１の可動
軸２３も回転し、湯温目盛に対応した位置信号が得られ
る。FIG. 3 shows a mixing faucet 13 which can output the set water temperature value shown in FIG. 2 to the outside. and 14, an example of the structure of the temperature setting portion is shown. In Fig. 3, 18 is the main body of a conventional mixing faucet that can control the temperature of hot water dispensed, 19 is a setting temperature scale, 2o is a temperature setting knob, 21 is a potentiometer, and its movable shaft 23 is a main body of a mixing faucet that can control the temperature of hot water. Stopper body 18
The movable shaft 18a for setting the temperature is interlocked with the movable shaft 18a. 22 is a metal fitting for fixing the main body of the potentiometer 21 to the main body portion (fixed portion) of the mixing faucet. Knob 2 for temperature setting
Q is the movable shaft 23 of the potentiometer 21 and the mounting screw 24
Fixed by With this configuration, when the temperature setting knob 20 is turned to match the water temperature to the scale, the movable shaft 23 of the potentiometer 21 also rotates in conjunction with the temperature setting knob 2°, and the position corresponding to the water temperature scale is adjusted. I get a signal.
第４図は、温度制御回路７ａと周辺回路構成の一例を示
す。第４図において温度制御回路７ａは１チツプ・マイ
クロコンピュータ１５と４ビツトＤＡ変換器１６、およ
びパワー増幅器１７によって構成する。１チツプマイク
ロ轡コンピユータ１６は、ＡＤ変換回路内蔵のＬＳｉを
使用することによって入力回路を簡略化できる。第５図
は、ＡＤ変換器を内蔵して直接アナログ信号を入力でき
る１チツプマイクロ・コンピュータ（Ｍ５８８４１−Ｘ
ＸＸＳＰ） の構成図を示す。FIG. 4 shows an example of the configuration of the temperature control circuit 7a and peripheral circuits. In FIG. 4, the temperature control circuit 7a is composed of a 1-chip microcomputer 15, a 4-bit DA converter 16, and a power amplifier 17. The input circuit of the one-chip microcomputer 16 can be simplified by using an LSi with a built-in AD conversion circuit. Figure 5 shows a 1-chip microcomputer (M58841-X) that has a built-in AD converter and can directly input analog signals.
XXSP) is shown.
第４図において、混合水栓１３．１４と連動するポテン
ショメータ２１ ａ、２１ ｂで設定した湯温値Ｔ１お
よびＴ２は上記で説明した原理にもとづき、ポテンショ
メータの電位変化としてマイクロ・コンビュワー夕１５
のアナログ入方端子モ、および馬に入力される。被制御
信号Ｔ。はサーミスタのような湯温検知器６と直列抵抗
らａとで分割した電位変化として同様にマイクロ・コン
ピュータ１６のアナログ入力端子らに入力される。In FIG. 4, the water temperature values T1 and T2 set by the potentiometers 21a and 21b linked with the mixing faucet 13 and 14 are determined by the micro controller 15 as a potential change of the potentiometer based on the principle explained above.
The analog input terminal is input to the input terminal, and the input terminal is input to the input terminal. Controlled signal T. is similarly input to the analog input terminals of the microcomputer 16 as a potential change divided by a hot water temperature sensor 6 such as a thermistor and a series resistor a.
マイクロコンピュータ１５は設定値Ｔ１およびＴ２の最
大値と被制御信号Ｔ。を比較しつつ、４ビツトの制御信
号を弔〜Ｄ３の出力端子から出力する。The microcomputer 15 receives the maximum value of set values T1 and T2 and the controlled signal T. While comparing the values, a 4-bit control signal is output from the output terminal of D3.
上記制御信号はＤＡ変換器１６によってアナログ信号に
変換され、パワー増幅器１７を経て、ガス比例制御弁５
を制御する。このような制御手順は、マイクロ・コンピ
ュータ１５に内蔵されているプログラムメモリ（ＲＯＭ
、、２０４８語×９ビット）に記憶されている。The control signal is converted into an analog signal by the DA converter 16, and then passed through the power amplifier 17 to the gas proportional control valve 5.
control. Such a control procedure is performed using a program memory (ROM) built into the microcomputer 15.
, 2048 words x 9 bits).
第６図は、上記制御手順をフローチャートで説明してい
る。FIG. 6 explains the above control procedure using a flowchart.
以上のような構成と動作は、混合水栓の数が増加したシ
ステムにおいても同様の考え方でシステムを構成するこ
とができる。The above-described configuration and operation can be applied to a system in which the number of mixing faucets is increased based on the same concept.
発明の効果
以上のように本発明の瞬間給湯システムによれば、次の
効果が期待できる。Effects of the Invention As described above, according to the instant hot water supply system of the present invention, the following effects can be expected.
（１）各混合水栓は、それ自身が自動的に湯温を制御す
る機能を備えているので、各混合水栓毎に独自の湯温設
定が可能である。(1) Since each mixer faucet itself has a function to automatically control the water temperature, it is possible to set a unique water temperature for each mixer faucet.
（２）上記混合水栓の各湯温設定値を、瞬間給湯機にフ
ィードバックし、瞬間給湯機の温度制御回路は、上記各
湯温設定値の最大値が、瞬間給湯機の出湯温度になるよ
うに制御するので、心配管中の放熱損失を軽減する効果
がある。(2) Feed back each hot water temperature setting value of the above-mentioned mixing faucet to the instantaneous hot water heater, and the temperature control circuit of the instantaneous hot water heater determines that the maximum value of each of the above hot water temperature setting values becomes the hot water output temperature of the instantaneous hot water heater. This control is effective in reducing heat radiation loss in the tube.
第１図は、従来の瞬間給湯システムの原理図、第２図は
本発明による瞬間給湯システムの構成図、第３図は混合
水栓の湯温設定部の一構成例を示す図、第４図は温度制
御回路の一構成例を示す図、第５図は温度制御回路に使
用するマイクロ・コンピュータの内部構成図、第６図は
制御手順のフローチャートである。
１・・・・・・給湯機本体、５・・・・・・ガス比例制
御弁、６・・・・・・湯温検知器、７ａ・・・・・・温
度制御回路、１３゜１４・・・・・・混合水栓、２１．
２１ ａ、２１ ｂ・・印・ポテンショメータ、１５・
・・・・・マイクロ・コンピュータ０
代理人の氏名 弁理士 中 尾 敏 男 ほか１名第１
図
ぺ
ζｑ
第５図
第６図Fig. 1 is a principle diagram of a conventional instantaneous hot water supply system, Fig. 2 is a configuration diagram of an instantaneous hot water supply system according to the present invention, Fig. 3 is a diagram showing an example of the configuration of a hot water temperature setting section of a mixing faucet, and Fig. 4 5 is a diagram showing an example of the configuration of the temperature control circuit, FIG. 5 is an internal configuration diagram of a microcomputer used in the temperature control circuit, and FIG. 6 is a flowchart of the control procedure. 1... Water heater body, 5... Gas proportional control valve, 6... Hot water temperature detector, 7a... Temperature control circuit, 13°14. ...mixed faucet, 21.
21 a, 21 b... mark, potentiometer, 15...
...Microcomputer 0 Name of agent Patent attorney Toshio Nakao and 1 other person 1st
Figure ζq Figure 5 Figure 6
Claims (2)
構成し、上記各混合水栓の設定湯温の最大値が上記瞬間
給湯機の出湯温度になるように燃焼量を制御する瞬間給
湯システム。(1) An instantaneous water heater having a plurality of mixing faucets as terminal parts is configured, and the moment when the combustion amount is controlled so that the maximum value of the set hot water temperature of each of the above-mentioned mixing faucets becomes the outlet temperature of the instantaneous hot water heater. Hot water system.
出湯温度が上記設定値になるべく自動的に湯と水を混合
する機能を備えた特許請求の範囲第１項に記載の瞬間給
湯システム。 〈３）複数の混合水栓で設定した各湯温値を入力信号と
し、上記入力信号の最大値をもって基準設定湯温とする
ように構成した特許請求の範囲第１項に記載の瞬間給湯
システム。(2) Instant hot water supply according to claim 1, which includes a hot water temperature setting section that can output a set value to the outside, and has a function of automatically mixing hot water and water as much as possible to bring the hot water temperature to the set value. system. (3) The instantaneous hot water supply system according to claim 1, wherein each hot water temperature value set at a plurality of mixing faucets is used as an input signal, and the maximum value of the input signals is set as the reference water temperature setting. .
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57139409A JPS5929941A (en) | 1982-08-10 | 1982-08-10 | Tap-controlled hot-water supplying system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP57139409A JPS5929941A (en) | 1982-08-10 | 1982-08-10 | Tap-controlled hot-water supplying system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5929941A true JPS5929941A (en) | 1984-02-17 |
Family
ID=15244569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57139409A Pending JPS5929941A (en) | 1982-08-10 | 1982-08-10 | Tap-controlled hot-water supplying system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5929941A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05205603A (en) * | 1992-01-27 | 1993-08-13 | Togami Electric Mfg Co Ltd | Protective relay |
-
1982
- 1982-08-10 JP JP57139409A patent/JPS5929941A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05205603A (en) * | 1992-01-27 | 1993-08-13 | Togami Electric Mfg Co Ltd | Protective relay |
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