JP2979220B2 - Annular body for adjusting the annular injection port of the water flow generator - Google Patents
Annular body for adjusting the annular injection port of the water flow generatorInfo
- Publication number
- JP2979220B2 JP2979220B2 JP15519695A JP15519695A JP2979220B2 JP 2979220 B2 JP2979220 B2 JP 2979220B2 JP 15519695 A JP15519695 A JP 15519695A JP 15519695 A JP15519695 A JP 15519695A JP 2979220 B2 JP2979220 B2 JP 2979220B2
- Authority
- JP
- Japan
- Prior art keywords
- annular
- discharge
- injection port
- suction
- port
- 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 - Lifetime
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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
Landscapes
- Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
Description
【０００１】[0001]
【産業上の利用分野】この発明は、例えば海洋、湖沼、
河川等の水質・底質改善、浄化などに使用され、加圧水
を作動源として加圧吐出と負圧吸引によって水流を発生
させて水の滞留を防ぎ、水の流れを利用して水質の改善
浄化などを図る水流発生装置の技術に係り、特に、水流
発生装置の環状噴射口の噴射口幅を調整する水流発生装
置の環状噴射口調整用環状体に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention
It is used to improve and purify water and bottom quality of rivers, etc., and uses pressurized water as an operating source to generate water flow by pressurized discharge and negative pressure suction to prevent water stagnation, and to use water flow to improve and purify water. The present invention relates to a technology of a water flow generating device for achieving the above, and more particularly to a ring for adjusting an annular outlet of a water flow generating device that adjusts an outlet width of an annular outlet of the water flow generating device.
【０００２】[0002]
【従来の技術】従来、例えば海洋、湖沼、河川等の水質
・底質改善、浄化などに使用される装置として、例えば
特開平７−４７３９２号の『水流式水質改善浄化装置』
が出願されている。この装置は、加圧水を作動源として
加圧吐出と負圧吸引によって水流を発生させて水の滞留
を防ぎ、水の流れを利用して水質の改善浄化などを図る
構造になっている。2. Description of the Related Art Conventionally, as a device used for improving and purifying water quality and sediment quality of oceans, lakes, marshes, rivers, etc., for example, Japanese Patent Laid-Open No. 7-47392 discloses a "water flow type water quality improving and purifying device".
Has been filed. This device has a structure in which a water flow is generated by pressurized water discharge and negative pressure suction using pressurized water as an operating source to prevent water from staying, and to improve and purify water quality using the water flow.
【０００３】[0003]
【発明が解決しようとする課題】ところで、上記装置
（特開平７−４７３９２号の『水流式水質改善浄化装
置』）においては、加圧水を噴射する環状噴射口の噴射
口幅が一定であるため、噴射口から噴射される加圧水の
圧力調整は加圧ポンプによって行われており、高圧力で
噴射させたいときには高圧の加圧ポンプが必要となり、
又、環状噴射口の噴射口幅が狭い場合には環状噴射口の
一部が異物で詰まり、均等な加圧吐出が出来なくなり所
定の水流を発生させることができなくなる等の問題があ
った。In the above apparatus ("water flow type water quality improving and purifying apparatus" in Japanese Patent Application Laid-Open No. 7-47392), since the width of the annular orifice for injecting pressurized water is constant, The pressure adjustment of the pressurized water injected from the injection port is performed by a pressurized pump, and when it is desired to jet at a high pressure, a high-pressure pressurized pump is required.
In addition, when the injection port width of the annular injection port is narrow, there is a problem that a part of the annular injection port is clogged with foreign matter, so that uniform pressurized discharge cannot be performed and a predetermined water flow cannot be generated.
【０００４】この発明は、上記のような課題に鑑み、そ
の課題を解決すべく創案されたものであって、その目的
とするところは、加圧水を噴射する環状噴射口の噴射口
幅を調整可能にすることによって、環状噴射口から噴射
される加圧水の圧力を調整でき、又環状噴射口の一部に
異物が詰まるのを防ぐことのできる水流発生装置の環状
噴射口調整用環状体を提供することにある。The present invention has been made in view of the above problems, and has been made in order to solve the problems. An object of the present invention is to adjust the width of an annular outlet for injecting pressurized water. By this, the pressure of the pressurized water injected from the annular outlet can be adjusted, and the annular body for adjusting the annular outlet of the water flow generating device, which can prevent a part of the annular outlet from being clogged with foreign matter, is provided. It is in.
【０００５】[0005]
【課題を解決するための手段】以上の目的を達成するた
めに、請求項１の発明は、加圧水を生成する加圧水発生
機を備え、加圧水を作動源として加圧吐出と負圧吸引に
よって水流を発生させ水中に設けられる吐出吸引作動機
を備え、加圧水発生機で生成された加圧水を吐出吸引作
動機に供給する圧送通路を有し、上記吐出吸引作動機の
内部に真っ直ぐな吐出吸引通路が貫通形成され、吐出吸
引通路の中央部の周囲に壁を隔てて、圧送通路を通って
供給される加圧水が流入する環状加圧室及び環状噴射路
が円周方向に形成され、環状噴射路の下流側が上記吐出
吸引通路の吐出口側に傾斜指向して形成されると共に環
状噴射路が下流側に向けて暫次縮小して絞られ、環状噴
射路の下流端に吐出吸引通路の内周面の全周に臨む環状
噴射口が形成された水流発生装置において、吐出吸引通
路と環状加圧室を仕切り、且つ、環状噴射路及び環状噴
射口の内周壁面を形成する環状噴射口調整用環状体を、
吐出吸引通路の中央部に進退自在に設けると共に、進退
自在な環状噴射口調整用環状体によって該環状体端部の
吐出吸引通路の内周に現出される環状凹部を塞ぐリング
スペーサを設けた構成よりなる。In order to achieve the above object, a first aspect of the present invention is to provide a pressurized water generator for generating pressurized water, wherein the pressurized water is used as an operation source to generate a water flow by pressurized discharge and negative pressure suction. It has a discharge suction operation device that is generated and provided in the water, has a pressure feed passage that supplies pressurized water generated by the pressurized water generator to the discharge suction operation device, and a straight discharge suction passage penetrates inside the discharge suction operation device An annular pressurizing chamber and an annular ejection path into which the pressurized water supplied through the pressure feeding passage flows are formed in a circumferential direction with a wall around a central portion of the discharge suction passage, and a downstream side of the annular ejection path is formed. Side is formed obliquely directed toward the discharge port side of the discharge suction passage, and the annular injection path is temporarily reduced and narrowed toward the downstream side, and the inner peripheral surface of the discharge suction passage is formed at the downstream end of the annular injection path. An annular injection port facing the entire circumference is formed In water generator, partition the discharge suction passage and the annular pressure chamber, and an annular injection port adjustment ring body forming the inner peripheral wall surface of the annular ejection passage and the annular injection port,
A ring spacer is provided at the center of the discharge suction passage so as to be able to advance and retreat, and a ring spacer that closes an annular concave portion that appears on the inner periphery of the discharge suction passage at the end of the annular body by the annular injection port adjusting annular body that is movable back and forth. Consists of a configuration.
【０００６】[0006]
【作用】以上のような構成を有するこの発明は、次のよ
うに作用する。すなわち、環状噴射口調整用環状体を吐
出吸引通路の吸引口側に向かって前進移動させることに
よって環状噴射口の噴射口幅を広くするように作用し、
又環状噴射口調整用環状体を吐出吸引通路の吐出口側に
向かって後退移動させることによって環状噴射口の噴射
口幅を狭くするように作用する。The present invention having the above-described structure operates as follows. That is, the annular injection port adjusting annular body is moved forward toward the suction port side of the discharge suction passage to act to increase the injection port width of the annular injection port,
Further, the annular body for adjusting the annular injection port is moved backward toward the discharge port side of the discharge suction passage, thereby acting to reduce the injection port width of the annular injection port.
【０００７】そして、加圧水発生機で生成された加圧水
は、圧送通路を通って水中に設置された吐出吸引作動機
の環状加圧室内に入り、環状加圧室から環状噴射路を通
過中に更に流速が加速されて噴射口幅が調整された環状
噴射口から吐出吸引通路内に噴射され、噴射された加圧
水は吐出吸引通路内の水を吐出口側に向かって高圧高速
で押し出し、吐出口から多量の水を高圧高速で噴射さ
せ、噴射させた水によって水中に流れを生じさせる。し
かも、高圧高速で噴射された水は遠方まで到達するの
で、広い範囲にわたって水中に流れを生じさせる。[0007] The pressurized water generated by the pressurized water generator enters the annular pressurizing chamber of the discharge / suction actuator installed in the water through the pressure feed passage, and further passes through the annular jet passage from the annular pressurizing chamber. The flow velocity is accelerated and injected into the discharge suction passage from the annular outlet whose outlet width is adjusted, and the injected pressurized water pushes the water in the discharge suction passage toward the discharge port side at high pressure and high speed, and from the discharge port. A large amount of water is jetted at high pressure and high speed, and the jetted water causes a flow in the water. In addition, since the water jetted at a high pressure and a high speed reaches a distance, the water is caused to flow over a wide range.
【０００８】また、環状噴射口より下流側の吐出吸引通
路内には高流速域が出現し、この高流速域の出現によっ
て、環状噴射口より上流側の吐出吸引通路内には負圧吸
引域が出現し、この負圧吸引によって、吸引口から吐出
吸引通路内に多量の水が吸い込まれて吐出口側に向かっ
て連続的に流れる。この際に、吸引口側にも多量の水の
流入に伴う流れを生じさせる。Further, a high flow velocity region appears in the discharge suction passage downstream of the annular injection port, and due to the appearance of the high flow velocity region, a negative pressure suction region is formed in the discharge suction passage upstream of the annular injection opening. Then, a large amount of water is sucked into the discharge suction passage from the suction port by the negative pressure suction, and continuously flows toward the discharge port side. At this time, a flow associated with the inflow of a large amount of water is also generated on the suction port side.
【０００９】[0009]
【実施例】以下、図面に記載の実施例に基づいてこの発
明をより具体的に説明する。ここで、図１は吐出吸引作
動機の側断面図、図２は図１のＡ−Ａ矢視断面図、図３
（Ａ）は環状噴射口調整用環状体の側断面図、図３
（Ｂ）は環状噴射口調整用環状体の正面図、図４（Ａ）
はナットの側断面図、図４（Ｂ）はナットの正面図、図
５（Ａ）はリングスペーサの側断面図、図６（Ｂ）はリ
ングスペーサの正面図、図６は中空円筒体の側面図、図
７は水流発生装置の全体系統図である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described more specifically based on embodiments shown in the drawings. Here, FIG. 1 is a side sectional view of the discharge / suction actuator, FIG. 2 is a sectional view taken along the line AA of FIG.
(A) is a side sectional view of the annular body for adjusting the annular injection port, FIG.
FIG. 4B is a front view of the annular body for adjusting the annular injection port, and FIG.
4B is a front view of the nut, FIG. 5A is a side view of the ring spacer, FIG. 6B is a front view of the ring spacer, and FIG. FIG. 7 is a side view, and FIG. 7 is an overall system diagram of the water flow generation device.
【００１０】図において、水流発生装置は、加圧水を生
成する加圧水発生機１、加圧水発生機１で生成された加
圧水を吐出吸引作動機３に供給する通路となる圧送通路
２、及び加圧水発生機１で生成された加圧水を作動源と
して加圧吐出と負圧吸引によって水流を発生させる吐出
吸引作動機３などから主に構成されている。In the figure, a water flow generating device includes a pressurized water generator 1 for generating pressurized water, a pressure feed passage 2 serving as a passage for supplying pressurized water generated by the pressurized water generator 1 to a discharge / suction operating device 3, and a pressurized water generator 1. It mainly comprises a discharge / suction actuator 3 or the like that generates a water flow by pressurized discharge and negative pressure suction using the pressurized water generated in the above as an operation source.
【００１１】加圧水発生機１は、取水口１ａで汲み上げ
た水を加圧して圧送通路２を介して吐出吸引作動機１に
供給する機器であり、圧送通路２の上流に設置されてお
り、例えば揚水ポンプが使用されている。揚水ポンプは
目的に応じて陸上又は水中に設置されている。揚水ポン
プの駆動機１ｂの原動力として、電気、発動機などが用
いられる。The pressurized water generator 1 is a device that pressurizes the water pumped up at the water intake port 1a and supplies the pressurized water to the discharge / suction actuator 1 via the pressure feed passage 2, and is installed upstream of the pressure feed passage 2, for example. Pumps are used. The pump is installed on land or underwater depending on the purpose. As a driving force of the driving device 1b of the water pump, electricity, a motor, and the like are used.
【００１２】圧送通路２はその上流側が上記加圧水発生
機１に接続されており、またその下流端は吐出吸引作動
機３に接続されている。圧送通路２は加圧水発生機１で
生成された加圧水を吐出吸引作動機３に供給するための
通路であり、圧送通路２には例えばビニール製フレキシ
ブルパイプが使用されている。The upstream side of the pressure feed passage 2 is connected to the pressurized water generator 1, and the downstream end thereof is connected to the discharge / suction operation device 3. The pressure feed passage 2 is a passage for supplying pressurized water generated by the pressurized water generator 1 to the discharge / suction actuator 3, and a vinyl flexible pipe is used for the pressure feed passage 2, for example.
【００１３】吐出吸引作動機３は外形が横に長い円筒形
状で両端側が弾頭状に形成され、その内部には弾頭状の
両端間を貫通する真っ直ぐな吐出吸引通路３ａが形成さ
れている。吐出吸引通路３ａはその断面が円形で、この
吐出吸引通路３ａの一端側は吸引口３ｂとなり、他端側
は吐出口３ｃとなる。吸引口３ｂ側は外側に向かってそ
の開口断面が徐々に拡大している。The discharge / suction actuator 3 has a cylindrical shape with a laterally long outer shape and is formed with a warhead at both ends, and a straight discharge suction passage 3a penetrating between both ends of the warp is formed therein. The discharge suction passage 3a has a circular cross section. One end of the discharge suction passage 3a is a suction port 3b, and the other end is a discharge port 3c. The opening section of the suction port 3b side gradually increases toward the outside.
【００１４】吐出吸引通路３ａは、一端の吸引口３ｂか
ら海水又は淡水を吸引し、吸引した海水又は淡水を他端
側の吐出口３ｃに向かって流し、その途中で加圧水によ
って海水又は淡水を加速させて他端の吐出口３ｃから勢
いよく吐出させて、直進的な流れを水中に生じさせて広
範囲に渡る流れを水中に生じさせる。The discharge suction passage 3a sucks seawater or freshwater from a suction port 3b at one end, flows the sucked seawater or freshwater toward a discharge port 3c at the other end, and accelerates the seawater or freshwater by pressurized water on the way. Then, the liquid is discharged vigorously from the discharge port 3c at the other end to generate a straight flow in the water and generate a wide flow in the water.
【００１５】吐出吸引通路３ａの中央部の円周方向の周
囲には、壁を隔てて環状加圧室３ｄ及び環状噴射路３ｅ
が形成されている。環状加圧室３ｄ及び環状噴射路３ｅ
は、壁を隔てて吐出吸引通路３ａの円周方向の全周に形
成されている。環状加圧室３ｄは断面方向の両側壁面は
それぞれ均一径の円形側壁面から形成されている。環状
加圧室３ｄには上記圧送通路２の下流端が接続されてい
る。An annular pressurizing chamber 3d and an annular injection path 3e are formed around the center of the discharge suction passage 3a in the circumferential direction with a wall interposed therebetween.
Are formed. Annular pressurizing chamber 3d and annular injection path 3e
Are formed on the entire circumference of the discharge suction passage 3a in the circumferential direction across the wall. The annular pressurizing chamber 3d has both side walls in the cross-sectional direction formed by circular side walls having a uniform diameter. The downstream end of the pressure feed passage 2 is connected to the annular pressurizing chamber 3d.
【００１６】環状噴射路３ｅは環状加圧室３ｄの下流に
隣接して形成されている。環状噴射路３ｅの断面方向の
両側壁面は円錐角度の異なる直線状の円錐側壁面からそ
れぞれ形成されいる。環状噴射路３ｅはその全周が吐出
吸引通路３ａの吐出口３ｃ側に傾斜している。即ち、そ
の円錐側壁面の収束方向は吐出吸引通路３ａの吐出口３
ｃ側に指向している。The annular injection path 3e is formed adjacent to and downstream of the annular pressurizing chamber 3d. Both side walls in the cross-sectional direction of the annular injection passage 3e are formed from straight conical side walls having different cone angles. The entire circumference of the annular injection path 3e is inclined toward the discharge port 3c of the discharge suction path 3a. That is, the direction of convergence of the conical side wall surface is determined by the discharge port 3
It is pointing to the c side.
【００１７】環状噴射路３ｅの両側壁面の円錐角度は外
側が内側より鋭くなっていて、両側の壁面間隔は下流側
に向けて暫次縮小され絞られており、最も絞られたその
下流端には吐出吸引通路３ａに臨む環状噴射口３ｆが形
成されている。環状噴射口３ｆは吐出吸引通路３ａの内
周側面の円周方向の全周に形成されている。The conical angles of both side walls of the annular injection path 3e are sharper on the outside than on the inside, and the gap between the walls on both sides is temporarily reduced and narrowed toward the downstream side. Is formed with an annular injection port 3f facing the discharge suction passage 3a. The annular injection port 3f is formed on the entire inner circumferential side surface of the discharge suction passage 3a in the circumferential direction.
【００１８】環状噴射口調整用環状体４は、吐出吸引通
路３ａと環状加圧室３ｄを仕切り、且つ、環状噴射路３
ｅ及び環状噴射口３ｆの内周壁面を形成するものであ
り、吐出吸引通路３ａの中央部に進退自在に設けられて
いる。環状噴射口調整用環状体４は吸引口３ｂ側に向か
って前進移動することによって環状噴射口３ｆの噴射口
幅を広げ、又環状噴射口調整用環状体４は吐出口３ｃ側
に向かって後退移動することによって環状噴射口３ｆの
噴射口幅を狭める。The annular injection port adjusting annular body 4 partitions the discharge suction passage 3a and the annular pressurizing chamber 3d.
e and the inner peripheral wall surface of the annular injection port 3f, and is provided at the center of the discharge suction passage 3a so as to be able to advance and retreat. The annular injection port adjusting annular body 4 moves forward toward the suction port 3b to widen the injection port width of the annular injection port 3f, and the annular injection port adjusting annular body 4 retreats toward the discharge port 3c side. By moving, the injection port width of the annular injection port 3f is reduced.
【００１９】環状噴射口調整用環状体４は、円筒形状の
形状をしており、その内周は吐出吸引通路３ａの内周と
同一径に形成され、吐出吸引通路３ａの中央部を形成し
ている。環状噴射口調整用環状体４の外周は環状加圧室
３ｄ及び環状噴射路３ｅの内側内周を形成しており、又
環状噴射口調整用環状体４の一端側の外周面は、上述し
たように円錐状の傾斜面に形成されていて、環状噴射路
３ｅの内周壁面を形成している。更に環状噴射口調整用
環状体４の一端側の円形端面は環状噴射口３ｆの内周壁
面を形成している。The annular orifice adjusting ring 4 has a cylindrical shape, and its inner periphery is formed to have the same diameter as the inner periphery of the discharge suction passage 3a, and forms a central portion of the discharge suction passage 3a. ing. The outer periphery of the annular body 4 for adjusting the annular injection port forms the inner inner circumference of the annular pressurizing chamber 3d and the annular injection path 3e, and the outer circumferential surface on one end side of the annular body 4 for adjusting the annular injection port is described above. Thus, it is formed on a conical inclined surface, and forms the inner peripheral wall surface of the annular injection path 3e. Further, a circular end surface on one end side of the annular body 4 for adjusting the annular injection port forms an inner peripheral wall surface of the annular injection port 3f.
【００２０】一方、環状噴射路３ｅ及び環状噴射口３ｆ
と反対側となる環状噴射口調整用環状体４の他端側の外
周面には雄螺子が形成されていて、吐出吸引通路３ａの
内周より外側に形成された後記の装着穴４ａの内周面に
同様に形成された雌螺子に螺合して、進退自在になって
いる。On the other hand, an annular injection path 3e and an annular injection port 3f
A male screw is formed on the outer circumferential surface on the other end side of the annular body 4 for adjusting the annular injection port on the opposite side to the mounting hole 4a described later formed outside the inner circumference of the discharge suction passage 3a. It is screwed into a female screw similarly formed on the peripheral surface, so that it can move forward and backward.
【００２１】吐出吸引通路３ａの中央部の環状噴射口調
整用環状体４が設けられる箇所は、その前後の吐出吸引
通路３ａの内径より大きい空洞に形成されていて、その
内周壁面は上記環状加圧室３ｄ及び環状噴射路３ｅの外
側壁面になっている。この大きな空洞部分に吐出吸引通
路３ａの中央部を形成する環状噴射口調整用環状体４が
進退自在に設けられている。The center of the discharge suction passage 3a where the annular injection opening adjusting ring 4 is provided is formed in a cavity larger than the inner diameter of the front and rear discharge suction passages 3a. It is the outer wall surface of the pressurizing chamber 3d and the annular injection path 3e. In this large hollow portion, an annular injection-port adjusting annular body 4 forming the center of the discharge suction passage 3a is provided so as to be able to advance and retreat.
【００２２】また、中央部の空洞の吸引口３ｂ側の端部
には吐出吸引通路３ａの内径より大きな装着穴４ａが形
成され、その装着穴４ａの内周面には上記の雌螺子が形
成されていて、環状噴射口調整用環状体４の他端側が挿
入して螺合されるようになっている。又装着穴４ａに挿
入して螺合される環状噴射口調整用環状体４を固定的に
定着させるナット４ｂがその外周に螺着されている。A mounting hole 4a larger than the inner diameter of the discharge suction passage 3a is formed at the end of the central cavity on the suction port 3b side, and the female screw is formed on the inner peripheral surface of the mounting hole 4a. The other end of the annular injection port adjusting annular body 4 is inserted and screwed. A nut 4b is fixedly screwed on the outer periphery of the annular injection port adjusting annular body 4 which is inserted into the mounting hole 4a and screwed into the fixing hole to fix the annular injection port adjusting annular body 4.
【００２３】環状噴射口調整用環状体４の他端と装着穴
４ａとの間に現出される環状凹部４ｂにはリングスペー
サ５が挿入螺合して装着されている。リングスペーサ５
は、進退自在な環状噴射口調整用環状体４によって該環
状体端部の吐出吸引通路３ａの内周に現出される環状凹
部４ｃを塞ぎ、環状噴射口調整用環状体４が噴射時の反
作用によって吸引口３ｂ側に移動するのを防ぐものであ
る。A ring spacer 5 is inserted and screwed into an annular recess 4b that appears between the other end of the annular injection port adjusting annular body 4 and the mounting hole 4a. Ring spacer 5
The annular recess 4c that appears on the inner periphery of the discharge suction passage 3a at the end of the annular body is closed by the annular body 4 for adjusting the annular outlet that can move forward and backward, and the annular body 4 for adjusting the annular outlet is used for injection. It is intended to prevent the suction port 3b from moving to the suction port 3b side due to the reaction.
【００２４】即ち、環状噴射口調整用環状体４を吐出口
３ｃ側に後退移動させた場合、環状噴射口調整用環状体
４の他端と装着穴４ａとの間に環状凹部４ｃが現出され
るが、リングスペーサ５は、この環状凹部４ｂを塞ぎ、
しかも、噴射時に環状噴射口調整用環状体４が反作用で
吸引口３ｂ側に移動するのを防ぐものである。That is, when the annular injection port adjusting ring 4 is moved backward toward the discharge port 3c, an annular recess 4c appears between the other end of the annular injection port adjusting ring 4 and the mounting hole 4a. However, the ring spacer 5 closes the annular recess 4b,
In addition, it prevents the annular body 4 for adjusting the annular injection port from moving toward the suction port 3b due to the reaction during the injection.
【００２５】リングスペーサ５はその内径が吐出吸引通
路３ａの内径と同一に形成されており、また、外周面に
は装着穴４ａの雌螺子に螺合する雄螺子が形成されてい
る。リングスペーサ５は環状噴射口３ｆの噴射口幅に対
応して数種類の厚みのことなるものが用意されている
が、リングスペーサ５は薄板のものを何枚を重ねて使用
されることもある。The inner diameter of the ring spacer 5 is formed to be the same as the inner diameter of the discharge suction passage 3a, and a male screw which is screwed into a female screw of the mounting hole 4a is formed on the outer peripheral surface. The ring spacer 5 is prepared in several thicknesses corresponding to the width of the injection port of the annular injection port 3f. However, the ring spacer 5 may be used by stacking several thin plates.
【００２６】ところで、溶存酸素量の高い水を海水又は
淡水中に送り込みたい場合には、上記の構成にさらに、
エアーコンプレッサー６、空気圧送通路７、空気放出口
７ａなどが付加される。また、発生する水流の効率を高
めるために、吐出吸引作動機３は中空円筒体８の内部に
取付けられている。By the way, when it is desired to feed water having a high dissolved oxygen amount into seawater or freshwater, the above-mentioned structure is further added.
An air compressor 6, an air pressure feed passage 7, an air discharge port 7a, and the like are added. Further, in order to increase the efficiency of the generated water flow, the discharge / suction actuator 3 is mounted inside the hollow cylindrical body 8.
【００２７】エアーコンプレッサー６は、陸上の空気を
加圧して空気圧送通路７を介して吐出吸引作動機１に供
給する機器であり、空気圧送通路７の上流の陸上に設置
されている。エアーコンプレッサー６の駆動機６ａの原
動力として、電気、発動機などが用いられる。The air compressor 6 is a device that pressurizes air on land and supplies the compressed air to the discharge / suction actuator 1 via the air pressure passage 7, and is installed on land upstream of the air pressure passage 7. As a driving force of the driving device 6a of the air compressor 6, electricity, a motor, and the like are used.
【００２８】空気圧送通路７はその上流側が上記エアー
コンプレッサー６に接続されており、またその下流端は
吐出吸引作動機３の吐出吸引通路３ａ内に臨んでいる。
空気放出口７ａはエアーコンプレッサー６で生成された
圧縮空気を吐出吸引作動機３の吐出吸引通路３ａ内に供
給するための通路であり、空気圧送通路７には例えば耐
圧パイプが使用されている。The air pressure feed passage 7 has an upstream side connected to the air compressor 6 and a downstream end facing the discharge suction passage 3a of the discharge suction operation device 3.
The air discharge port 7a is a passage for supplying the compressed air generated by the air compressor 6 into the discharge suction passage 3a of the discharge suction actuator 3, and the air pressure transmission passage 7 is, for example, a pressure-resistant pipe.
【００２９】空気圧送通路７の下流端には空気放出口が
形成されており、空気放出口は吐出吸引通路３ａの吸引
口３ｂから内部に挿入されて吐出口３ｃ側に指向して取
付けられている。空気放出口は保持部材によって吐出吸
引通路３ａ内に保持されている。An air discharge port is formed at the downstream end of the air pressure feeding passage 7, and the air discharge port is inserted from the suction port 3b of the discharge suction path 3a into the inside and is mounted to face the discharge port 3c. I have. The air discharge port is held in the discharge suction passage 3a by a holding member.
【００３０】次に、上記実施例の構成に基づく作用につ
いて以下説明する。海洋、湖沼、河川等の水質・底質改
善、浄化などが必要な海水中又は淡水中に吐出吸引作動
機３を沈めて設置し、加圧水発生機１の駆動機１ｂを作
動させる。駆動機１ｂの作動により、取水口１ａから汲
み上げられた海水又は淡水は、加圧水発生機１で加圧水
に生成される。Next, the operation based on the configuration of the above embodiment will be described below. The discharge / suction operating device 3 is submerged and installed in seawater or freshwater which needs to improve or purify water quality and bottom quality of the ocean, lakes, rivers, etc., and operates the driving device 1b of the pressurized water generator 1. By the operation of the driving device 1b, seawater or freshwater pumped from the water intake port 1a is generated by the pressurized water generator 1 into pressurized water.
【００３１】加圧水発生機１で生成された加圧水は、圧
送通路２を通って吐出吸引作動機３の環状加圧室３ｄに
供給され、下流の環状噴射路３ｅを通って円周方向の全
周に形成された環状噴射口３ｆから吐出吸引通路３ａ内
に吐出口３ｃ側に向けて噴射される。The pressurized water generated by the pressurized water generator 1 is supplied to the annular pressurizing chamber 3d of the discharge / suction actuator 3 through the pressure feeding passage 2 and passes through the downstream annular jetting passage 3e to cover the entire circumference in the circumferential direction. Is injected into the discharge suction passage 3a toward the discharge port 3c side from the annular discharge port 3f formed at the bottom.
【００３２】このとき、環状噴射路３ｅから環状噴射口
３ｆに向けて環状噴射路３ｅの径及び噴射路間隙が環状
噴射口３ｆに向けて暫次縮小され絞られており、そのた
め、環状噴射路３ｅを通る加圧水の流れは加速する。At this time, the diameter of the annular injection path 3e and the injection path gap are temporarily reduced and narrowed from the annular injection path 3e toward the annular injection port 3f toward the annular injection port 3f. The flow of pressurized water through 3e accelerates.
【００３３】加圧水は環状噴射路３ｅを通過中に加速さ
れて環状噴射口３ｆから噴射されるので高圧噴射とな
り、その高圧噴射によって環状噴射口３ｆの下流側の吐
出吸引通路３ａ内の海水又は淡水は高速で吐出口３ｃ側
に押し出され、環状噴射口３ｆの下流側の吐出吸引通路
３ａ内には高速流域Ｘが出現する。The pressurized water is accelerated while passing through the annular injection path 3e and is injected from the annular injection port 3f, so that high-pressure injection is performed. The high-pressure injection causes seawater or fresh water in the discharge suction passage 3a downstream of the annular injection port 3f. Is pushed out toward the discharge port 3c at a high speed, and a high-speed flow area X appears in the discharge suction passage 3a downstream of the annular injection port 3f.
【００３４】高速流域Ｘの出現によって、環状噴射口３
ｆより上流側の吐出吸引通路３ａ内には負圧が発生し
て、吸引負圧域Ｙが出現する。この吸引負圧域Ｙの出現
によって、環状噴射口３ｆより上流側の吐出吸引通路３
ａ内には吸引力が生じ、この吸引力により、多量の海水
又は淡水が吸引口３ｂから吐出吸引通路３ａ内に吸い込
まれる。吐出吸引通路３ａの吸引口３ｂ側には吸引流入
による水流が生じる。With the appearance of the high-speed basin X, the annular injection port 3
A negative pressure is generated in the discharge suction passage 3a upstream of f, and a suction negative pressure region Y appears. With the appearance of the suction negative pressure region Y, the discharge suction passage 3 upstream of the annular injection port 3f is formed.
A suction force is generated in a, and by this suction force, a large amount of seawater or fresh water is sucked into the discharge suction passage 3a from the suction port 3b. A water flow is generated by suction and inflow on the suction port 3b side of the discharge suction passage 3a.
【００３５】また、高速流域Ｘの出現によって、環状噴
射口３ｆより下流側の吐出吸引通路３ａ内には高圧の吐
出力（噴射力）が発生する。この吐出力（噴射力）は、
環状噴射口３ｆから噴射する加圧水の流量に比例して、
その流速は速くなり、吐出力（噴射力）は強くなる。環
状噴射口３ｆから噴射力の強弱は加圧水発生機１の制御
によって可能となる。Further, with the appearance of the high-speed flow area X, a high-pressure discharge force (injection force) is generated in the discharge suction passage 3a downstream of the annular injection port 3f. This ejection force (ejection force)
In proportion to the flow rate of the pressurized water injected from the annular injection port 3f,
The flow velocity increases, and the ejection force (injection force) increases. The strength of the injection force from the annular injection port 3f can be controlled by controlling the pressurized water generator 1.
【００３６】これにより、吐出吸引通路３ａの吐出口３
ｃから高圧の吐出力（噴射力）で加圧水と多量の海水又
は淡水が吐出され、遠くまで直進性の高い流れを起こす
ことができ、広範囲にわたって流れを起こすことが可能
となる。また、吐出吸引通路３ａの吸引口３ｂの前方の
水中にも、多量の海水又は淡水の吸引による吸引口３ｂ
へ向かう流れが起きる。Thus, the discharge port 3 of the discharge suction passage 3a
Pressurized water and a large amount of seawater or freshwater are discharged from c by high-pressure discharge force (injection force), and a flow with high straightness can be generated to a distant place, and a flow can be generated over a wide range. In addition, the suction port 3b by suction of a large amount of seawater or fresh water is also provided in the water in front of the suction port 3b of the discharge suction passage 3a.
There is a flow towards.
【００３７】上記のような使用において、上述の如く、
環状噴射口３ｆからの噴射力の強弱は加圧水発生機１の
制御によって可能であるが、環状噴射口３ｆの噴射口幅
を広げたり狭めたりすることによっても可能である。In the above use, as described above,
The strength of the injection force from the annular injection port 3f can be controlled by controlling the pressurized water generator 1, but can also be achieved by increasing or decreasing the injection port width of the annular injection port 3f.
【００３８】即ち、環状噴射口調整用環状体４を吸引口
３ｂ側に向かって前進移動させて、環状噴射口３ｆの噴
射口幅を広げることにより、加圧水発生機１を制御する
ことなく環状噴射口３ｆからの噴射力を弱めることがで
きる。同様に、環状噴射口調整用環状体４を吐出口３ｃ
側に向かって後退移動させて、環状噴射口３ｆの噴射口
幅を狭めることにより、加圧水発生機１を制御すること
なく環状噴射口３ｆからの噴射力を強めることができ
る。That is, the annular injection port adjusting annular body 4 is moved forward toward the suction port 3b to widen the injection port width of the annular injection port 3f, so that the annular injection port is controlled without controlling the pressurized water generator 1. The injection force from the opening 3f can be reduced. Similarly, the annular body 4 for adjusting the annular injection port is connected to the discharge port 3c.
By retreating toward the side and narrowing the width of the annular outlet 3f, the injection force from the annular outlet 3f can be increased without controlling the pressurized water generator 1.
【００３９】また、吐出吸引作動機３が設置される水中
に浮遊物が多く汚れていて、異物によって環状噴射口３
ｆが詰まり易い場合には、環状噴射口調整用環状体４を
吸引口３ｂ側に移動させて環状噴射口３ｆの噴射口幅を
広げることによって、詰まるのを防ぐことができる。こ
の場合、噴射力が弱まるが、加圧水発生機１の圧力を高
めることによって、全体として噴射力が弱まるのを防ぐ
こともできる。Also, a lot of floating matter is dirty in the water where the discharge / suction actuator 3 is installed, and foreign matter is contaminated by foreign matter.
When f is easily clogged, the annular port 4 for adjusting the annular injection port is moved to the suction port 3b side to widen the injection port width of the annular injection port 3f, whereby the clogging can be prevented. In this case, the injection force is weakened, but by increasing the pressure of the pressurized water generator 1, the injection force can be prevented from weakening as a whole.
【００４０】更に、吐出吸引作動機３が設置される水中
が澄んでいて、異物によって環状噴射口３ｆが詰まる恐
れが殆どない場合には、環状噴射口調整用環状体４を吐
出口３ｃ側に移動させて環状噴射口３ｆの噴射口幅を狭
めることによって、加圧水発生機１の出力を高めること
なく噴射力を高めることができる。又加圧水発生機１の
圧力を弱めて、全体として噴射力を一定に保つようにす
ることもできる。Further, when the water in which the discharge / suction actuator 3 is installed is clear and there is almost no possibility that the annular injection port 3f is clogged by foreign matter, the annular injection-adjusting annular body 4 is moved to the discharge port 3c side. By moving and reducing the width of the annular outlet 3f, the injection force can be increased without increasing the output of the pressurized water generator 1. Also, the pressure of the pressurized water generator 1 can be reduced to maintain the spraying power constant as a whole.
【００４１】環状噴射口調整用環状体４の吐出吸引通路
３ａでの移動操作は、環状噴射口３ｆの噴射口幅に対応
して、所定の厚みのリングスペーサ５を装着穴４ａに先
ず挿入螺合して装着穴４ａに装着し、その後に、環状噴
射口調整用環状体４の他端側を装着穴４ａに挿入螺合し
て、環状噴射口調整用環状体４の他端の端面がリングス
ペーサ５に当接するまで移動させ、ナット４ｂを締め付
けることによって、固定定着させる。In order to move the annular body 4 for adjusting the annular injection port in the discharge suction passage 3a, a ring spacer 5 having a predetermined thickness is first inserted into the mounting hole 4a in accordance with the injection port width of the annular injection port 3f. Then, the other end of the annular injection port adjusting annular body 4 is inserted and screwed into the mounting hole 4a, and the other end face of the annular injection port adjusting annular body 4 is fixed. It is moved until it comes into contact with the ring spacer 5 and the nut 4b is tightened to fix and fix it.
【００４２】また、溶存酸素量の高い水を海水又は淡水
中に送り込みたい場合には、陸上に設置されたエアーコ
ンプレッサー６の駆動機６ａを駆動させる。駆動機６ａ
の駆動により、大気中の空気の一部がエアーコンプレッ
サー６に吸引され、吸引された空気はエアーコンプレッ
サー６で圧縮され、圧縮された空気は空気圧送通路７を
通って下端の空気放出口から、吐出吸引作動機３の吐出
吸引通路３ａ内に吐出口３ｃ側に向けて放出される。When it is desired to feed water having a high dissolved oxygen amount into seawater or freshwater, the drive unit 6a of the air compressor 6 installed on land is driven. Driving machine 6a
By driving, a part of the air in the atmosphere is sucked into the air compressor 6, the sucked air is compressed by the air compressor 6, and the compressed air passes through the air pressure feeding passage 7 from the air discharge port at the lower end. It is discharged into the discharge suction passage 3a of the discharge suction actuator 3 toward the discharge port 3c.
【００４３】吐出吸引通路３ａ内に放出された圧縮空気
は吐出吸引通路３ａ内を吐出口３ｃ側に向けて流れる水
流によって吐出口３ｃ側に送られる。吐出吸引通路３ａ
内を吐出口３ｃ側に向けて流れる圧縮空気は、その途中
で、環状噴射口３ｆからの噴射エネルギーによって、水
中に混合される。The compressed air discharged into the discharge suction passage 3a is sent to the discharge port 3c by the water flowing in the discharge suction passage 3a toward the discharge port 3c. Discharge suction passage 3a
Compressed air flowing toward the discharge port 3c side is mixed with water on the way by the injection energy from the annular injection port 3f.
【００４４】環状噴射口３ｆの下流側の吐出吸引通路３
ａ内は高圧となるため、環状噴射口３ｆからの噴射エネ
ルギーによって環状噴射口３ｆの上流側の吐出吸引通路
３ａ吸引負圧域Ｙに注入された圧縮空気は、噴射エネル
ギーによって超微細粒状となり水中に良く溶入し、水中
の溶存酸素飽和度を高めることができる。The discharge suction passage 3 on the downstream side of the annular injection port 3f.
Since the pressure in the area a becomes high, the compressed air injected into the suction negative pressure region Y upstream of the annular injection port 3f by the injection energy from the annular injection port 3f becomes ultra-fine particles due to the injection energy and becomes submerged. And the saturation of dissolved oxygen in water can be increased.
【００４５】なお、この発明は上記実施例に限定される
ものではなく、この発明の精神を逸脱しない範囲で種々
の改変をなし得ることは勿論である。It should be noted that the present invention is not limited to the above-described embodiment, and it is needless to say that various modifications can be made without departing from the spirit of the present invention.
【００４６】[0046]
【発明の効果】以上の記載より明らかなように、この発
明に係る水流発生装置の環状噴射口調整用環状体によれ
ば、環状噴射口調整用環状体を進退動させて、環状噴射
口の噴射口幅を調整することによって、加圧水発生機の
加圧力を制御することなく、噴射口から噴射される圧力
を調整することができ、例えば加圧水発生機の加圧力を
高めることなく、噴射力を高めることができる。これに
より、加圧水発生機の加圧力を制御することなく、環状
噴射口の噴射口幅を調整することによって、吐出吸引作
動機の吐出口から吐出されて浄化される領域を調整する
ことができる。As is clear from the above description, according to the annular body for adjusting the annular outlet of the water flow generating device according to the present invention, the annular body for adjusting the annular outlet is moved forward and backward to form the annular outlet. By adjusting the injection port width, the pressure injected from the injection port can be adjusted without controlling the pressure of the pressurized water generator.For example, without increasing the pressure of the pressurized water generator, the injection force can be increased. Can be enhanced. Thus, by controlling the injection port width of the annular injection port without controlling the pressing force of the pressurized water generator, it is possible to adjust the area discharged from the discharge port of the discharge suction actuator and purified.
【００４７】また、浮遊物が多く詰まり易い水中で使用
する場合には、環状噴射口の噴射口幅を広げて異物が詰
まるのを防止し、異物が詰まることによる故障の発生を
未然に防いで、故障に伴う修理や使用不能状態による維
持コストの高騰を防ぐことができる。Further, when used in water where a large amount of suspended matter is likely to be clogged, the injection port width of the annular injection port is widened to prevent clogging of foreign matter, and to prevent the occurrence of failure due to clogging of foreign matter. In addition, it is possible to prevent the maintenance cost from rising due to repair due to a failure or an unusable state.
【００４８】更に、異物が詰まる恐れがない水中で使用
する場合には環状噴射口の噴射口幅を狭めて、加圧水発
生機の加圧力を高めることなく噴射力を強めて、広い領
域まで水流を作用させて浄化を図ることができる等、極
めて新規的有益なる効果を奏するものである。Further, when the apparatus is used in water where there is no possibility of clogging of foreign matter, the injection port width of the annular injection port is narrowed to increase the injection force without increasing the pressure of the pressurized water generator, so that the water flow can be spread over a wide area. It has an extremely novel and beneficial effect, such as being able to act to purify.
【図１】この発明の実施例を示す吐出吸引作動機の側断
面図である。FIG. 1 is a side sectional view of a discharge / suction actuator showing an embodiment of the present invention.
【図２】図２のＡ−Ａ矢視断面図である。FIG. 2 is a sectional view taken along the line AA of FIG. 2;
【図３】（Ａ）はこの発明の実施例を示す環状噴射口調
整用環状体の側断面図である。（Ｂ）はこの発明の実施
例を示す環状噴射口調整用環状体の正面図である。FIG. 3A is a side sectional view of an annular body for adjusting an annular injection port showing an embodiment of the present invention. (B) is a front view of the annular body for annular injection port adjustment which shows the Example of this invention.
【図４】（Ａ）はこの発明の実施例を示すナットの側断
面図である。（Ｂ）はこの発明の実施例を示すナットの
正面図である。FIG. 4A is a side sectional view of a nut showing an embodiment of the present invention. (B) is a front view of the nut which shows the Example of this invention.
【図５】（Ａ）はこの発明の実施例を示すリングスペー
サの側断面図である。（Ｂ）はこの発明の実施例を示す
リングスペーサの正面図である。FIG. 5A is a side sectional view of a ring spacer showing an embodiment of the present invention. (B) is a front view of the ring spacer showing the embodiment of the present invention.
【図６】この発明の実施例を示す中空円筒体の側面図で
ある。FIG. 6 is a side view of a hollow cylindrical body showing an embodiment of the present invention.
【図７】この発明の実施例を示す水流発生装置の全体系
統図である。FIG. 7 is an overall system diagram of a water flow generator showing an embodiment of the present invention.
１ 加圧水発生機 １ａ 取水口 １ｂ 駆動機 ２ 圧送通路 ３ 吐出吸引作動機 ３ａ 吐出吸引通路 ３ｂ 吸引口 ３ｃ 吐出口 ３ｄ 環状加圧室 ３ｅ 環状噴射路 ３ｆ 環状噴射口 ４ 環状噴射口調整用環状体 ４ａ 装着穴 ４ｂ ナット ４ｃ 環状凹部 ５ リングスペーサ ６ エアーコンプレッサー ６ａ 駆動機 ７ 空気圧送通路 ８ 中空円筒体 Ｘ 高速流域 Ｙ 吸引負圧域 DESCRIPTION OF SYMBOLS 1 Pressurized water generator 1a Water intake 1b Drive 2 Pressure feed passage 3 Discharge suction actuator 3a Discharge suction passage 3b Suction port 3c Discharge port 3d Annular pressurized chamber 3e Annular injection path 3f Annular injection port 4 Annular body for adjusting annular injection port 4a Mounting hole 4b Nut 4c Annular recess 5 Ring spacer 6 Air compressor 6a Driver 7 Air pressure feed passage 8 Hollow cylindrical body X High-speed flow area Y Suction negative pressure area
Claims (1)
加圧水を作動源として加圧吐出と負圧吸引によって水流
を発生させ水中に設けられる吐出吸引作動機を備え、加
圧水発生機で生成された加圧水を吐出吸引作動機に供給
する圧送通路を有し、上記吐出吸引作動機の内部に真っ
直ぐな吐出吸引通路が貫通形成され、吐出吸引通路の中
央部の周囲に壁を隔てて、圧送通路を通って供給される
加圧水が流入する環状加圧室及び環状噴射路が円周方向
に形成され、環状噴射路の下流側が上記吐出吸引通路の
吐出口側に傾斜指向して形成されると共に環状噴射路が
下流側に向けて暫次縮小して絞られ、環状噴射路の下流
端に吐出吸引通路の内周面の全周に臨む環状噴射口が形
成された水流発生装置において、吐出吸引通路と環状加
圧室を仕切り、且つ、環状噴射路及び環状噴射口の内周
壁面を形成する環状噴射口調整用環状体を、吐出吸引通
路の中央部に進退自在に設けると共に、進退自在な環状
噴射口調整用環状体によって該環状体端部の吐出吸引通
路の内周に現出される環状凹部を塞ぐリングスペーサを
設けたことを特徴とする水流発生装置の環状噴射口調整
用環状体。1. A pressurized water generator for generating pressurized water,
A pressurized water is provided as a working source, a discharge suction actuating machine is provided in the water to generate a water flow by pressurized discharge and negative pressure suction, and has a pressure feed passage for supplying pressurized water generated by the pressurized water generator to the discharge suction actuating machine, A straight discharge suction passage is formed through the inside of the discharge suction actuator, and an annular pressurized chamber and an annular ring into which pressurized water supplied through the pressure supply passage flows through a wall around a central portion of the discharge suction passage. The injection path is formed in the circumferential direction, the downstream side of the annular injection path is formed to be inclined and directed to the discharge port side of the discharge suction path, and the annular injection path is temporarily reduced and narrowed toward the downstream side, In a water flow generating device in which an annular injection port is formed at the downstream end of the annular injection path and faces the entire inner peripheral surface of the discharge suction path, the discharge suction path and the annular pressurizing chamber are partitioned, and the annular injection path and the annular injection are formed. Ring that forms the inner wall of the mouth An injection port adjusting annular body is provided at the center of the discharge suction passage so as to be able to advance and retreat, and the annular body which appears on the inner periphery of the discharge suction passage at the end of the annular body by the advanceable and retractable annular injection port adjusting annular body. An annular body for adjusting an annular injection port of a water flow generating device, comprising a ring spacer for closing a recess.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15519695A JP2979220B2 (en) | 1995-05-29 | 1995-05-29 | Annular body for adjusting the annular injection port of the water flow generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15519695A JP2979220B2 (en) | 1995-05-29 | 1995-05-29 | Annular body for adjusting the annular injection port of the water flow generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08323386A JPH08323386A (en) | 1996-12-10 |
| JP2979220B2 true JP2979220B2 (en) | 1999-11-15 |
Family
ID=15600603
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15519695A Expired - Lifetime JP2979220B2 (en) | 1995-05-29 | 1995-05-29 | Annular body for adjusting the annular injection port of the water flow generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2979220B2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008173553A (en) * | 2007-01-17 | 2008-07-31 | Chugoku Electric Power Co Inc:The | Quality improving apparatus of water |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3267904B2 (en) * | 1997-08-20 | 2002-03-25 | 株式会社マリン技研 | Water purification system |
-
1995
- 1995-05-29 JP JP15519695A patent/JP2979220B2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008173553A (en) * | 2007-01-17 | 2008-07-31 | Chugoku Electric Power Co Inc:The | Quality improving apparatus of water |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH08323386A (en) | 1996-12-10 |
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