JP3443615B2 - Pure steam generator - Google Patents
Pure steam generatorInfo
- Publication number
- JP3443615B2 JP3443615B2 JP2000154827A JP2000154827A JP3443615B2 JP 3443615 B2 JP3443615 B2 JP 3443615B2 JP 2000154827 A JP2000154827 A JP 2000154827A JP 2000154827 A JP2000154827 A JP 2000154827A JP 3443615 B2 JP3443615 B2 JP 3443615B2
- Authority
- JP
- Japan
- Prior art keywords
- pure steam
- coil
- heat
- steam generator
- pressure
- 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.)
- Expired - Fee Related
Links
Landscapes
- Cleaning By Liquid Or Steam (AREA)
- General Induction Heating (AREA)
- Apparatus For Disinfection Or Sterilisation (AREA)
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、蒸気発生装置に関
し、特に、不純物を含まない純粋な蒸気（ピュアスチー
ム）を生成する小型のピュアスチーム発生装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a steam generator, and more particularly to a small-sized pure steam generator for producing pure steam (pure steam) containing no impurities.
【０００２】[0002]
【従来の技術】ピュアスチームは、例えば、医療器具、
医療機器、食品加工機器の内部を洗浄する場合等に用い
られ、所定の精製水（高純度の水や医療用の注射用水）
を沸騰させたものである。BACKGROUND OF THE INVENTION Pure steam, for example, is a medical device,
Used for cleaning the inside of medical equipment and food processing equipment, specified purified water (high-purity water or water for medical injection)
Boiled.
【０００３】ピュアスチーム発生装置は、例えば、ボイ
ラー設備において石油、ガス、石炭等の燃料を燃焼させ
て発生した熱を、精製水が流通する配管との間で熱交換
させることによって加熱し、不純物を含まない純粋な蒸
気を生成している。生成したピュアスチームは、内周面
を電解研磨仕上げした蒸気供給配管を通してピュアスチ
ームを使用する装置に供給している。このような装置は
病院や食品工場などの施設単位で既設のボイラー設備に
付属して設置してあり、複数の装置でピュアスチームを
使用する場合は各装置に対して、内面を清浄化したステ
ンレス製の蒸気供給配管を通してピュアスチームを供給
している。The pure steam generator, for example, heats the heat generated by burning fuel such as oil, gas, and coal in a boiler facility by exchanging heat with a pipe through which purified water flows, to thereby remove impurities. It produces pure steam that does not contain. The generated pure steam is supplied to a device using pure steam through a steam supply pipe whose inner peripheral surface is electrolytically polished. Such equipment is installed in hospitals, food factories, and other facilities attached to existing boiler equipment.When using pure steam with multiple equipment, stainless steel with a clean inner surface is used for each equipment. Pure steam is supplied through the steam supply pipes manufactured by the company.
【０００４】[0004]
【発明が解決しようとする課題】例えば、ピュアスチー
ム発生装置からピュアスチームを各装置まで長距離の配
管が必要となる場合、この配管はピュアスチームの純度
を保つために電解研磨管を使用することが必要となり、
配管施工費用が高額になる。また、ピュアスチームを流
通させる配管が長距離になると、外気によってピュアス
チームが冷やされて配管内にドレンが溜まる。このドレ
ンを除去するためのドレン抜き配管が必要となる。ま
た、このドレン発生分だけピュアスチームが無駄にな
る。For example, when a long-distance pipe from the pure steam generator to the pure steam is required for each device, an electropolishing tube should be used to maintain the purity of pure steam. Is required,
Plumbing costs are high. Further, when the pipe for circulating the pure steam becomes a long distance, the pure steam is cooled by the outside air and drain is accumulated in the pipe. A drain drain pipe is required to remove this drain. Also, pure steam is wasted by the amount of this drain.
【０００５】また、一ヵ所でピュアスチームを使用して
いる状態で、他の場所でもピュアスチームの使用を始め
ると、ピュアスチームの圧力が低くなるなどの不都合が
あった。If pure steam is used in one place and the use of pure steam is started in another place, the pressure of pure steam becomes low.
【０００６】そこで、本発明は、ピュアスチームを必要
な場所で必要な量だけ発生させることができる小型のピ
ュアスチーム発生装置を提供することを目的とする。Therefore, an object of the present invention is to provide a small-sized pure steam generator capable of generating pure steam in a required amount in a required amount.
【０００７】[0007]
【課題を解決するための手段】本発明に係るピュアスチ
ーム発生装置は、上部に蒸気噴出口を備え、所定の高さ
まで精製水を貯留するステンレス製の筒状のピュアスチ
ーム発生容器と、前記ピュアスチーム発生容器の精製水
貯留域の外周面に巻装され、誘導電流が誘起して発熱す
る金属製の発熱部と、前記発熱部の外周面との間に絶縁
性を備えた断熱材を介在させて巻回したコイルと、前記
コイルに高周波交流を流す高周波発生部とを備え、前記
コイルに高周波交流を流して発熱板に誘導電流を誘起さ
せ、かつ、ジュール熱を生じさせて発熱板を発熱させる
ことにより、前記ピュアスチーム発生容器内の精製水を
加熱し、沸騰させてピュアスチームを生成することを特
徴とする。Pure steam generator according to the present invention SUMMARY OF THE INVENTION comprises a steam injection port at the top, and stainless steel cylindrical Pure steam generating vessel for storing the purified water to a predetermined height, the pure It is wrapped around the outer surface of the purified water storage area of the steam generation container , and induced current induces heat generation.
A metal heat generating portion that, the insulation between the outer peripheral surface of the heating unit
And a coil wound with a heat insulating material interposed therebetween,
A high-frequency generator that allows high-frequency alternating current to flow through the coil,
A high frequency alternating current is applied to the coil to induce an induced current in the heating plate.
And generate Joule heat to heat the heating plate.
As a result, the purified water in the pure steam generation container is
Heating, at the boil, characterized that you generate pure steam.
【０００８】前記誘導電流発生手段は、例えば、前記発
熱部の外周面との間に断熱材を介在させて巻回したコイ
ルに高周波交流を流すものである。The induction current generating means is, for example, one for flowing a high frequency alternating current into a coil wound with a heat insulating material interposed between the coil and the outer peripheral surface of the heat generating portion.
【０００９】また、前記コイルは中空コイルであって冷
却用の空気が流通するようにしたものであることが望ま
しい。また、前記コイルはガラス繊維で被覆したもので
あることが望ましい。また、前記断熱部は、前記ピュア
スチーム発生容器の周方向において間欠的に設けたもの
であることが望ましい。Further, it is preferable that the coil is a hollow coil through which cooling air flows. Further, it is desirable that the coil is coated with glass fiber. Further, it is preferable that the heat insulating portion is provided intermittently in a circumferential direction of the pure steam generating container.
【００１０】ピュアスチーム発生容器内のピュアスチー
ムの圧力を感知する圧力センサと、前記圧力センサの信
号に基づいて、ピュアスチームの圧力が所定の圧力より
も高い場合に前記コイルに流す高周波交流の周波数を低
くし、ピュアスチームの圧力が所定の圧力より低い場合
に前記コイルに流す高周波交流の周波数を高くする第１
制御部を備えることを特徴する。A pressure sensor for detecting the pressure of pure steam in the pure steam generating container, and the frequency of the high-frequency alternating current flowing through the coil when the pressure of pure steam is higher than a predetermined pressure based on the signal of the pressure sensor. To lower the frequency of the high frequency alternating current flowing through the coil when the pressure of pure steam is lower than a predetermined pressure.
It is characterized by including a control unit.
【００１１】前記ピュアスチーム発生容器内の水位を測
定する水位測定センサと、前記水位測定センサの信号に
基づいて、ピュアスチームの水位が所定の水位よりも低
い場合に精製水を供給する第２制御部を備えることを特
徴とする。A water level measuring sensor for measuring the water level in the pure steam generating container, and a second control for supplying purified water when the water level of the pure steam is lower than a predetermined water level based on the signal of the water level measuring sensor. It is characterized by including a part.
【００１２】[0012]
【発明の実施の形態】以下、本発明の一実施形態に係る
ピュアスチーム発生装置について説明する。BEST MODE FOR CARRYING OUT THE INVENTION A pure steam generator according to an embodiment of the present invention will be described below.
【００１３】このピュアスチーム発生装置Ａは、図１に
示すように、ピュアスチーム発生部１と、高周波発生部
３と、ピュアスチームの発生を制御する制御部５を備え
ており、精製水供給機構（図示省略）によってピュアス
チーム発生部１に供給された精製水を沸騰させてピュア
スチームを生成するものである。なお、精製水供給機構
は、例えば、水道水にイオン除去処理や複数段の蒸留処
理を行い、ピュアスチームを用いる所定の用途に応じて
高純度の水や医療用の注射用水などの精製水を生成し、
ピュアスチーム発生容器１１に精製水を供給するもので
ある。As shown in FIG. 1, the pure steam generator A comprises a pure steam generator 1, a high frequency generator 3, and a controller 5 for controlling the generation of pure steam. The purified water supplied to the pure steam generator 1 by (not shown) is boiled to generate pure steam. Incidentally, the purified water supply mechanism performs, for example, ion removal treatment or multiple stages of distillation treatment on tap water to obtain purified water such as high-purity water or medical-use injection water according to a predetermined application using pure steam. Generate,
Purified water is supplied to the pure steam generating container 11.
【００１４】このピュアスチーム発生装置Ａは、ボイラ
ー設備の近くに設ける必要が無いので、図２に示すよう
に、例えば、複数のキャスター７ａが付いた可搬用フレ
ーム７に載置して、ピュアスチームを使用する機器の近
傍に任意に移動させて使用することが可能である。Since this pure steam generator A does not need to be provided near the boiler equipment, as shown in FIG. 2, for example, it is placed on a portable frame 7 having a plurality of casters 7a, and the pure steam generator A is installed. It is possible to move the device to the vicinity of the device using it and use it.
【００１５】ピュアスチーム発生部１は、図３（ａ）に
示すように、ピュアスチーム発生容器１１と、加熱部１
３と、監視用パイプ１５を備えている。As shown in FIG. 3A, the pure steam generating section 1 includes a pure steam generating container 11 and a heating section 1.
3 and a monitoring pipe 15.
【００１６】ピュアスチーム発生容器１１は略円筒形状
のステンレス製の圧力容器であって、内面を電解研磨仕
上げにより清浄化したもので、上部にピュアスチーム噴
出口１７、下部に精製水供給口１９、底部に精製水を抜
き取るための排水口２１を備えている。The pure steam generating vessel 11 is a pressure vessel made of stainless steel having a substantially cylindrical shape, the inner surface of which is cleaned by electrolytic polishing finish. The pure steam jetting port 17 is provided at the upper part and the purified water supply port 19 is provided at the lower part. A drain 21 is provided at the bottom for draining purified water.
【００１７】上部のピュアスチーム噴出口１７は、ピュ
アスチームの噴出量を調整する調整弁２３を備えたピュ
アスチーム噴出パイプ２５が取付けてある。ピュアスチ
ーム噴出パイプ２５は、ピュアスチームが汚染されない
ように電解研磨仕上げにより内面を清浄化したステンレ
ス製のパイプであって、流通するピュアスチームが外気
で冷やされないように断熱材で被覆されている。A pure steam jet pipe 25 having an adjusting valve 23 for adjusting the jet amount of pure steam is attached to the upper pure steam jet port 17. The pure steam spouting pipe 25 is a stainless steel pipe whose inner surface is cleaned by electrolytic polishing to prevent the pure steam from being contaminated, and is covered with a heat insulating material so that the circulating pure steam is not cooled by the outside air.
【００１８】下部の精製水供給口１９は、精製水供給機
構で精製した精製水を供給する精製水供給パイプ２７が
取付けてある。精製水供給パイプ２７は精製水の供給を
制御する精製水供給弁２９を備えている。精製水供給パ
イプ２７は、精製水が流通するため電解研磨仕上げによ
り内面を清浄化したステンレス製のパイプを使用してい
る。A purified water supply pipe 27 for supplying purified water purified by a purified water supply mechanism is attached to the lower purified water supply port 19. The purified water supply pipe 27 includes a purified water supply valve 29 that controls the supply of purified water. As the purified water supply pipe 27, a pipe made of stainless steel whose inner surface is cleaned by electrolytic polishing finish is used because the purified water circulates.
【００１９】底部の排水口２１は、ピュアスチームを発
生させた後、ピュアスチーム発生容器に残留した使用済
みの水を抜き取るための排水パイプ３１が取付けてあ
る。排水パイプ３１は排水弁３３を備えている。The bottom drain port 21 is provided with a drain pipe 31 for draining used water remaining in the pure steam generating container after generating pure steam. The drain pipe 31 has a drain valve 33.
【００２０】精製水供給パイプ２７の精製水供給弁２９
及び排水パイプ３１の排水弁３３は、図１に示すよう
に、それぞれエアシリンダをアクチュエータ（３５，３
７）とする開閉機構を備え、各エアシリンダ（３５，３
７）への圧縮空気の供給配管（３９，４１）には、制御
部５より信号を受けて電気的操作により開閉される電磁
弁（４３，４５）を取付けている。各電磁弁（４３，４
５）はそれぞれ所定のタイミングで各エアシリンダ（３
５，３７）へ圧縮空気を供給して、ピュアスチーム発生
容器１１における精製水の供給と使用済み水の排水を行
っている。Purified water supply valve 29 of the purified water supply pipe 27
As shown in FIG. 1, the drain valve 33 of the drain pipe 31 and the drain valve 33 respectively connect the air cylinder to the actuator (35, 3).
7) is provided with an opening / closing mechanism, and each air cylinder (35, 3
A solenoid valve (43, 45) that is opened / closed by an electric operation in response to a signal from the control unit 5 is attached to the compressed air supply pipe (39, 41) to 7). Each solenoid valve (43, 4
5) each air cylinder (3
5, 37) is supplied with compressed air to supply purified water in the pure steam generating container 11 and drain used water.
【００２１】ピュアスチーム発生容器１１の側部には、
ピュアスチーム発生容器１１の加熱部１３の下側と加熱
部１３の上側とを連通する監視用パイプ１５を取付けて
いる。ピュアスチーム発生容器１１の加熱部１３の上側
と監視用パイプ１５とを連通する連通部１５ａには、内
部蒸気の圧力を測定する圧力センサ６５と安全弁６７を
設けている。圧力センサ６５は制御部５の圧力制御部５
ａに接続している。また、監視用パイプ１５は上端に液
面の高さを測定する水位測定センサ６３を備えている。
水位測定センサ６３は制御部５の水位制御部５ｂに接続
している。なお、図３（ｂ）において、１６は水位を目
視するためのパイプである。On the side of the pure steam generating container 11,
A monitoring pipe 15 that connects the lower side of the heating unit 13 of the pure steam generation container 11 and the upper side of the heating unit 13 is attached. A pressure sensor 65 for measuring the pressure of the internal steam and a safety valve 67 are provided in the communication part 15a that connects the upper side of the heating part 13 of the pure steam generating container 11 and the monitoring pipe 15. The pressure sensor 65 is the pressure control unit 5 of the control unit 5.
It is connected to a. Further, the monitoring pipe 15 has a water level measuring sensor 63 at the upper end for measuring the height of the liquid surface.
The water level measurement sensor 63 is connected to the water level controller 5b of the controller 5. In FIG. 3B, 16 is a pipe for visually observing the water level.
【００２２】ピュアスチーム発生容器１１の中央部より
やや下側に加熱部１３を備えている。加熱部１３は、図
３（ｂ）（ｃ）に示すように、ピュアスチーム発生容器
１１の外周面に巻装し溶接した発熱板５１と、発熱板５
１に誘導電流を誘起させる誘導電流発生手段としての断
熱材５３と銅パイプ５５を備えている。A heating unit 13 is provided slightly below the central portion of the pure steam generating container 11. As shown in FIGS. 3B and 3C, the heating unit 13 includes a heating plate 51 wound around the outer peripheral surface of the pure steam generating container 11 and welded, and a heating plate 5.
1 is provided with a heat insulating material 53 and a copper pipe 55 as an induced current generating means for inducing an induced current.
【００２３】発熱板５１は金属製であり、例えば０．５
ｍｍ以上１ｍｍ以下の厚さで軟鉄を溶着させたものであ
る。The heat generating plate 51 is made of metal, for example 0.5.
The soft iron is welded to a thickness of 1 mm or more and 1 mm or less.
【００２４】断熱材５３は、例えばセラミックファイバ
を絡み合せた棒状のブロック材であり、発熱板５１で発
生した熱が外部に伝わることを抑制すると伴に、絶縁性
を備えており発熱板５１と銅パイプ５５がショートしな
いようにしている。なお、断熱材５３は、図３（ｂ）に
示すように、ピュアスチーム発生容器１１の周方向に所
定の間隔で間欠的に取付けてある。これは発熱板５１の
周方向において銅パイプ５５との間に隙間を設けて、効
率よく誘導電流を発生させるためである。The heat insulating material 53 is, for example, a rod-shaped block material in which ceramic fibers are intertwined with each other. The heat insulating material 53 suppresses the heat generated in the heat generating plate 51 from being transmitted to the outside and also has an insulating property. The copper pipe 55 is prevented from short-circuiting. As shown in FIG. 3B, the heat insulating material 53 is intermittently attached at predetermined intervals in the circumferential direction of the pure steam generating container 11. This is because a gap is provided between the heat generating plate 51 and the copper pipe 55 in the circumferential direction to efficiently generate an induced current.
【００２５】銅パイプ５５は、図３（ｃ）に示すよう
に、外周面をガラスファイバー５７で被覆した中空の銅
パイプであって、断熱材５３の外周にコイル上に巻回し
たものである。銅パイプ５５の両端は、高周波発生部５
の出力端子（７７，７９）に配線し、高周波交流が流れ
るようにしてある。また、銅パイプ５５の一端には冷却
用の空気を供給する圧縮空気供給配管５８が取付けてあ
る。また、この銅パイプ５５には、銅パイプ５５自体の
温度上昇を管理するためにコイル温度センサ５９を取付
けている。コイル温度センサ５９は制御部５の温度制御
部５ｃに接続している。As shown in FIG. 3C, the copper pipe 55 is a hollow copper pipe whose outer peripheral surface is covered with glass fibers 57, and is wound around the outer periphery of the heat insulating material 53 on a coil. . Both ends of the copper pipe 55 are connected to the high frequency generator 5
The output terminals (77, 79) are wired so that high-frequency alternating current flows. A compressed air supply pipe 58 for supplying cooling air is attached to one end of the copper pipe 55. Further, a coil temperature sensor 59 is attached to the copper pipe 55 to control the temperature rise of the copper pipe 55 itself. The coil temperature sensor 59 is connected to the temperature controller 5c of the controller 5.
【００２６】なお、銅パイプ５５を被覆するガラスファ
イバー５７は、銅パイプ５５の絶縁被覆及び耐熱被覆と
しての役割がある。The glass fiber 57 that covers the copper pipe 55 serves as an insulating coating and a heat-resistant coating for the copper pipe 55.
【００２７】高周波発生部３は、図１に示すように、例
えば、ノイズフィルタ６９、インバータ７１、共振コン
デンサ７３を備え、３相交流電源７５から入力された３
相交流を所要の周波数を備えた高周波交流に変換するも
のである。高周波発生部３の２つの出力端子（７７，７
９）は、それぞれ銅パイプ５５の両端に接続されてい
る。As shown in FIG. 1, the high frequency generator 3 includes, for example, a noise filter 69, an inverter 71, and a resonance capacitor 73, and is supplied from a three-phase AC power supply 75.
The phase alternating current is converted into a high frequency alternating current having a required frequency. Two output terminals (77, 7) of the high frequency generator 3
9) are respectively connected to both ends of the copper pipe 55.
【００２８】制御部５の圧力制御部５ａはピュアスチー
ム発生容器内のピュアスチームの圧力を制御し、水位制
御部５ｂはピュアスチーム発生容器１１内の精製水の水
位を制御し、コイル温度制御部５ｃはコイル５５の温度
を制御する。また、制御部５はピュアスチーム発生装置
Ａを操作するためのタッチパネル８１を備えており、作
業者の入力信号に従って所定の操作を行える。The pressure control unit 5a of the control unit 5 controls the pressure of pure steam in the pure steam generation container, the water level control unit 5b controls the water level of the purified water in the pure steam generation container 11, and the coil temperature control unit. 5c controls the temperature of the coil 55. Further, the control unit 5 includes a touch panel 81 for operating the pure steam generator A, and can perform a predetermined operation according to an input signal of the operator.
【００２９】以下、このピュアスチーム発生装置の動作
について説明する。The operation of this pure steam generator will be described below.
【００３０】ピュアスチームを発生させる場合は、ま
ず、加熱部１３のやや上までピュアスチーム発生容器１
１に精製水を導入する。水位測定センサ６３の信号に基
づいて所定の高さまで自動的に精製水を供給することが
できる。When generating pure steam, first, the pure steam generating container 1 is located slightly above the heating unit 13.
Purified water is introduced into 1. Purified water can be automatically supplied to a predetermined height based on the signal from the water level measurement sensor 63.
【００３１】次に、銅パイプ５５に高周波の交流を流し
て発熱板５１に誘導電流を誘起させる。発熱板５１は、
この誘導電流によりジュール熱が生じて発熱し、ピュア
スチーム発生容器１１内の精製水を加熱し、沸騰させて
ピュアスチームを生成する。Next, a high frequency alternating current is passed through the copper pipe 55 to induce an induced current in the heat generating plate 51. The heating plate 51 is
Joule heat is generated by this induced current to generate heat, and the purified water in the pure steam generating container 11 is heated and boiled to generate pure steam.
【００３２】ピュアスチーム発生容器１１内のピュアス
チームの圧力は圧力センサ６５で測定される。そして、
測定された圧力が低い場合は高周波発生部３において銅
パイプ５５に流す交流の周波数を高くしてスチームの発
生を増進させ、圧力が高い場合は高周波発生部３におい
て銅パイプ５５に流す交流の周波数を低くし又は交流を
停止させることによって、スチームの発生を抑制させ
る。このようにピュアスチーム発生容器１１内のピュア
スチームの圧力は、圧力制御部５ａによって調整するこ
とができる。なお、ピュアスチーム発生容器１１内のピ
ュアスチームの圧力が大きくなり過ぎた場合は、安全弁
６７が開放されて減圧される。The pressure of pure steam in the pure steam generating container 11 is measured by the pressure sensor 65. And
When the measured pressure is low, the frequency of the alternating current flowing through the copper pipe 55 in the high frequency generating section 3 is increased to enhance the generation of steam, and when the pressure is high, the frequency of the alternating current flowing through the copper pipe 55 in the high frequency generating section 3. The generation of steam is suppressed by lowering the voltage or stopping the alternating current. In this way, the pressure of pure steam in the pure steam generation container 11 can be adjusted by the pressure control unit 5a. When the pressure of pure steam in the pure steam generating container 11 becomes too large, the safety valve 67 is opened and the pressure is reduced.
【００３３】ピュアスチーム発生容器１１内の精製水の
水位は、ピュアスチームの発生に伴って下がるが、所定
の高さより下がると水位測定センサ６３の信号に基づい
て、水位制御部５ｂが精製水供給パイプ２７の供給弁２
９を自動的に開いて精製水を補給し、所定高さまで水位
が回復させて供給弁２９を自動的に閉じるようになって
いる。The water level of the purified water in the pure steam generating container 11 lowers with the generation of pure steam, but when it falls below a predetermined height, the water level controller 5b supplies the purified water based on the signal from the water level measuring sensor 63. Supply valve 2 for pipe 27
9 is automatically opened to supply purified water, the water level is restored to a predetermined height, and the supply valve 29 is automatically closed.
【００３４】また、銅パイプ５５は高周波の交流電流が
流れるとジュール熱により発熱するが、銅パイプ５５に
設けたコイル温度センサ５９の信号に基づいて、制御部
５より圧縮空気供給配管５８の供給弁６１を開放して銅
パイプ５５に冷却用の空気を送って銅パイプ５５が所定
の温度以上に上昇することを防止している。The copper pipe 55 generates heat due to Joule heat when a high-frequency alternating current flows, and the compressed air supply pipe 58 is supplied from the control unit 5 based on the signal from the coil temperature sensor 59 provided in the copper pipe 55. The valve 61 is opened to send cooling air to the copper pipe 55 to prevent the copper pipe 55 from rising above a predetermined temperature.
【００３５】ピュアスチーム発生装置Ａの使用を終了す
るときは、ピュアスチーム発生容器１１の底部の排水口
２１に取付けた排水パイプ３１から使用後の水を排水す
る。When the use of the pure steam generator A is finished, the used water is drained from the drain pipe 31 attached to the drain port 21 at the bottom of the pure steam generator container 11.
【００３６】以上、このピュアスチーム発生装置Ａにつ
いて説明したが、このピュアスチーム発生装置Ａは、ピ
ュアスチーム発生容器１１に高周波交流による誘導電流
のジュール熱を利用した加熱部１３を備えるので、ボイ
ラー設備の無いところにも設置することができる。ま
た、高周波交流により加熱するので、装置の小型化が容
易で、ピュアスチームの必要量に応じて小型化を図るこ
とができる。The pure steam generator A has been described above. However, the pure steam generator A is equipped with the heating section 13 utilizing the Joule heat of the induction current due to the high-frequency alternating current in the pure steam generator container 11, so that the boiler equipment It can also be installed in places without light. Further, since heating is performed by high-frequency alternating current, it is easy to downsize the device, and it is possible to downsize according to the required amount of pure steam.
【００３７】以上、本発明の一実施形態について説明し
たが、本発明は上記実施形態に限定されるものではな
い。Although one embodiment of the present invention has been described above, the present invention is not limited to the above embodiment.
【００３８】例えばコイルは中空の銅パイプに限定され
ず、その形状、材質は種々の変更が可能である。また、
発熱部の材質等も種々の変更が可能である。For example, the coil is not limited to a hollow copper pipe, and its shape and material can be variously changed. Also,
Various changes can be made to the material of the heat generating portion.
【００３９】[0039]
【発明の効果】本発明に係るピュアスチーム発生装置
は、蒸気発生器の精製水貯留域において外周面に巻装し
た金属製の発熱部と、発熱部に高周波の誘導電流を誘起
させる誘導電流発生手段とを備えたので、ピュアスチー
ム発生容器に発熱部が一体的に構成されており用途に応
じて装置を小型にすることが容易である。また、電気的
手段によって加熱するので、ボイラー設備の無い所にも
設置することができ、また、必要量だけピュアスチーム
を生成する場合でも、エネルギーロスが少ないので経済
的である。EFFECT OF THE INVENTION The pure steam generator according to the present invention has a metal heating part wound around the outer peripheral surface in the purified water storage area of the steam generator and an induced current generation for inducing a high frequency induced current in the heating part. Since it is provided with the means, the heat generating portion is integrally formed in the pure steam generating container, and it is easy to downsize the device according to the application. Further, since it is heated by an electric means, it can be installed even in a place without a boiler facility, and even when a required amount of pure steam is produced, energy loss is small, which is economical.
【００４０】また、前記誘導電流発生手段は、発熱部の
外周面に断熱材を介在させて巻回したコイルに高周波交
流を流すものとしたので、コイルに流す高周波交流を変
動させることにより、発熱部における発熱量の調整が容
易に行える。Further, since the induction current generating means is configured to flow the high frequency alternating current through the coil wound with the heat insulating member on the outer peripheral surface of the heat generating portion, the high frequency alternating current flowing through the coil is changed to generate heat. The amount of heat generated in the section can be easily adjusted.
【００４１】また、前記コイルを中空コイルであって冷
却用の空気が流通するようにしたものは、コイル自体の
温度上昇を抑制することができる。また、前記コイルを
ガラス繊維で被覆したものは、絶縁性及び断熱性を備え
安全性を確保することができる。Further, when the coil is a hollow coil through which cooling air flows, the temperature rise of the coil itself can be suppressed. Further, the coil coated with glass fiber has an insulating property and a heat insulating property, and can ensure safety.
【００４２】また、前記断熱材を、前記ピュアスチーム
発生容器の周方向において間欠的に設けたものは、全周
に亘って断熱材を設ける場合に比べて効率よく電磁誘導
による誘導電流が誘起し、ピュアスチームを生成する際
のエネルギーロスが少なくより経済的である。Further, in the case where the heat insulating material is intermittently provided in the circumferential direction of the pure steam generating container, an induction current due to electromagnetic induction is induced more efficiently than in the case where the heat insulating material is provided over the entire circumference. , More economical with less energy loss when producing pure steam.
【００４３】また、前記ピュアスチーム発生容器内のピ
ュアスチームの圧力を感知する圧力センサと、前記圧力
センサの信号に基づいて、ピュアスチームの圧力が所定
の圧力よりも高い場合に前記コイルに流す高周波交流の
周波数を低くし、ピュアスチームの圧力が所定の圧力よ
り低い場合に前記コイルに流す高周波交流の周波数を高
くする第１制御部を備えたので、ピュアスチームの生成
を自動的に管理することができる。Further, a pressure sensor for detecting the pressure of pure steam in the pure steam generating container, and a high frequency applied to the coil when the pressure of pure steam is higher than a predetermined pressure based on the signal of the pressure sensor. Automatically managing the production of pure steam, since it has a first control unit that lowers the frequency of the alternating current and increases the frequency of the high-frequency alternating current flowing in the coil when the pressure of the pure steam is lower than a predetermined pressure. You can
【００４４】また、前記ピュアスチーム発生容器内の水
位を測定する水位測定センサと、前記水位測定センサの
信号に基づいて、ピュアスチームの水位が所定の水位よ
りも低い場合に精製水を供給する第２制御部を備えたの
で、ピュアスチーム発生容器における空炊きの状態を防
止できる。Further, the water level measuring sensor for measuring the water level in the pure steam generating container and the purified water is supplied when the water level of the pure steam is lower than a predetermined water level based on the signal of the water level measuring sensor. Since the two control units are provided, it is possible to prevent an empty cooking state in the pure steam generating container.
【図１】 本発明の一実施形態に係るピュアスチーム発
生装置の概略図。FIG. 1 is a schematic diagram of a pure steam generator according to an embodiment of the present invention.
【図２】 （ａ）は本発明の一実施形態に係るピュアス
チーム発生装置の正面図、（ｂ）は（ａ）の右側面図で
ある。FIG. 2A is a front view of a pure steam generator according to an embodiment of the present invention, and FIG. 2B is a right side view of FIG.
【図３】 （ａ）は本発明の一実施形態に係るピュアス
チーム発生装置のピュアスチーム発生容器を示す側面
図、（ｂ）はピュアスチーム発生容器のａ−ａ端面図、
（ｃ）はピュアスチーム発生装置の加熱部の部分断面
図。FIG. 3A is a side view showing a pure steam generating container of a pure steam generating device according to an embodiment of the present invention, and FIG. 3B is an end view aa of the pure steam generating container;
(C) is a partial cross-sectional view of the heating portion of the pure steam generator.
１ ピュアスチーム発生部 ３ 高周波発生部 ５ 制御部 １１ ピュアスチーム発生容器 １３ 加熱部 １５ 監視用パイプ ２５ ピュアスチーム噴出パイプ ２７ 精製水供給パイプ ３１ 排水パイプ ５１ 発熱板 ５３ 断熱材 ５５ 銅パイプ ５７ 被覆 ５９ コイル温度センサ ６３ 液位測定センサ ６５ 圧力センサ ６７ 安全弁 ６９ ノイズフィルタ ７１ インバータ ７３ 共振コンデンサ ７５ 電源 ８１ タッチパネル ５ａ 圧力制御部 ５ｂ 水位制御部 ５ｃ 温度制御部 1 Pure steam generator 3 High frequency generator 5 control unit 11 Pure steam generating container 13 heating part 15 Monitoring pipe 25 Pure Steam Gushing Pipe 27 Purified water supply pipe 31 drainage pipe 51 Heat plate 53 Insulation 55 copper pipe 57 coating 59 Coil temperature sensor 63 Liquid level measurement sensor 65 Pressure sensor 67 Safety valve 69 Noise filter 71 Inverter 73 Resonant capacitor 75 power supply 81 touch panel 5a Pressure control unit 5b Water level controller 5c Temperature controller
フロントページの続き (56)参考文献 特開 平９−303702（ＪＰ，Ａ) 特開 平10−103607（ＪＰ，Ａ) 特開 平４−51487（ＪＰ，Ａ) 実開 平３−46991（ＪＰ，Ｕ) 国際公開98／041336（ＷＯ，Ａ１) (58)調査した分野(Int.Cl.7，ＤＢ名) F22B 1/28 A61L 2/06 B08B 3/02 H05B 6/10 311 Continuation of the front page (56) References JP-A-9-303702 (JP, A) JP-A-10-103607 (JP, A) JP-A-4-51487 (JP, A) Actual Kaihei 3-46991 (JP , U) International Publication 98/041336 (WO, A1) (58) Fields investigated (Int.Cl. 7 , DB name) F22B 1/28 A61L 2/06 B08B 3/02 H05B 6/10 311
Claims (6)
精製水を貯留するステンレス製の筒状のピュアスチーム
発生容器と、前記 ピュアスチーム発生容器の精製水貯留域の外周面に
巻装され、誘導電流が誘起して発熱する金属製の発熱部
と、前記発熱部の外周面との間に絶縁性を備えた断熱材を介
在させて巻回したコイルと、 前記コイルに高周波交流を流す高周波発生部とを備え、 前記コイルに高周波交流を流して発熱板に誘導電流を誘
起させ、かつ、ジュール熱を生じさせて発熱板を発熱さ
せることにより、前記ピュアスチーム発生容器内の精製
水を加熱し、沸騰させてピュアスチームを生成す ること
を特徴とするピュアスチーム発生装置。[Claim 1 further comprising a steam spout at the top, wrapped with a stainless steel cylindrical Pure steam generating vessel for storing the purified water to a predetermined height, the outer peripheral surface of the purified water storage area of the pure steam generating vessel In addition, a heat-insulating material having an insulating property is interposed between the metal heat-generating portion that is heated by the induced current and generates heat, and the outer peripheral surface of the heat-generating portion.
It is provided with a coil wound around and wound, and a high-frequency generator for supplying a high- frequency alternating current to the coil.
And heat Joule heat to heat the heating plate.
By refining the pure steam generating container
A pure steam generator that heats water and boils to generate pure steam.
ピュアスチーム発生容器の周方向に所定の間隔で間欠的
に取り付けたことを特徴とする請求項１記載のピュアス
チーム発生装置。2. The heat insulating material is a rod-shaped block material,
Intermittent at regular intervals in the circumferential direction of the pure steam generating container
The pure steam generator according to claim 1, wherein the pure steam generator is attached to the .
の空気が流通するようにしたことを特徴とする請求項１
記載のピュアスチーム発生装置。Wherein the coil is a hollow coil, claim 1, cooling air is characterized in that so as to flow
Pure steam generator described.
あることを特徴とする請求項３記載のピュアスチーム発
生装置。4. The pure steam generator according to claim 3, wherein the coil is coated with glass fiber.
チームの圧力を感知する圧力センサと、前記圧力センサ
の信号に基づいて、ピュアスチームの圧力が所定の圧力
よりも高い場合に前記コイルに流す高周波交流の周波数
を低くし、ピュアスチームの圧力が所定の圧力より低い
場合に前記コイルに流す高周波交流の周波数を高くする
第１制御部を備えることを特徴する請求項１記載のピュ
アスチーム発生装置。A pressure sensor 5. A sensing pressure of pure steam of the pure steam generator vessel, based on the signal of the pressure sensor, flow to the coil when the pressure of the pure steam is higher than a predetermined pressure frequency The pure steam generator according to claim 1, further comprising a first control unit that lowers the frequency of the alternating current and increases the frequency of the high-frequency alternating current flowing through the coil when the pressure of the pure steam is lower than a predetermined pressure.
定する水位測定センサと、前記水位測定センサの信号に
基づいて、ピュアスチームの水位が所定の水位よりも低
い場合に精製水を供給する第２制御部を備えることを特
徴とする請求項１記載のピュアスチーム発生装置。 6. A water level measuring sensor for measuring the water level of the pure steam generator vessel, based on the signal of the water level measurement sensor, the supply of purified water when the water level of the pure steam is lower than a predetermined level pure steam generator according to claim 1, further comprising a second control unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000154827A JP3443615B2 (en) | 2000-05-25 | 2000-05-25 | Pure steam generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2000154827A JP3443615B2 (en) | 2000-05-25 | 2000-05-25 | Pure steam generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2001330201A JP2001330201A (en) | 2001-11-30 |
| JP3443615B2 true JP3443615B2 (en) | 2003-09-08 |
Family
ID=18659858
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2000154827A Expired - Fee Related JP3443615B2 (en) | 2000-05-25 | 2000-05-25 | Pure steam generator |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008307215A (en) * | 2007-06-14 | 2008-12-25 | Oriental Land Co Ltd | Smoke generator |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5634756B2 (en) * | 2010-06-08 | 2014-12-03 | 中部電力株式会社 | Explosion-proof induction heating device |
-
2000
- 2000-05-25 JP JP2000154827A patent/JP3443615B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008307215A (en) * | 2007-06-14 | 2008-12-25 | Oriental Land Co Ltd | Smoke generator |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2001330201A (en) | 2001-11-30 |
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