JP3852626B2 - UV water treatment equipment - Google Patents

Description

本発明による紫外線水処理装置によると、大腸菌群数、一般細菌数、腸球菌数については、９９％を超える率で殺菌することができ、また紫外線に弱いバクテリオファージは滅菌することができる。
【００１７】
【発明の効果】
上記した請求項１に記載の発明によると、薬品を使用することがないので有害物質が発生することがなく、また防水性を高め、振動を効果的に吸収することができる特別の効果がある。
【００１８】
請求項２に記載の発明によると、水の流れによる紫外線ランプとジャケットの振動を効果的に吸収することができる。
【００１９】
請求項３に記載の発明によると、防水性を高めることができる特別の効果がある。
【００２０】
請求項４に記載の発明によると、装置の防振性や防水性が向上することに加えて、ジャケットの外表面を効果的に清掃することができるため、装置を確実に保全管理することができる特別の効果がある。
【図面の簡単な説明】
【図１】本発明に係る紫外線水処理装置の正面図。
【図２】図１の紫外線水処理装置における側面図。
【図３】図１の紫外線水処理装置における一端のランプ支持部の一部断面図。
【図４】図１の紫外線水処理装置における他端のランプ支持部の一部断面図。
【図５】本発明に係る紫外線水処理装置のジャケット清掃部の構造を説明するための一部正面図。
【図６】本発明に係る紫外線水処理装置のジャケット清掃部の構造を説明するための一部側面図。
【図７】本発明の紫外線水処理装置の他の実施例を示す側面図。
【符号の説明】
１ 支柱
２ 横軸
３ 紫外線ランプ
４ ジャケット
５ 弾性材
６ 保護筒
７ 筒状のホルダー
８ 径小の弾性リング
９ 径大の弾性リング
１０ リード線
１１ 環状支持体
１２ ブラシ
１３ 可動体
１４ 開閉蓋
１５ 駆動軸
１６ 封着部 [0001]
BACKGROUND OF THE INVENTION
The present invention relates to an improvement of an ultraviolet water treatment apparatus.
[0002]
[Prior art]
Conventionally, sodium hypochlorite, calcium hypochlorite, and liquid chlorine are used for sterilization of sewage or factory wastewater. In addition, sterilization is performed by irradiating ultraviolet rays with an ultraviolet lamp housed in a jacket for treatment of sewage or factory wastewater.
[0003]
[Problems to be solved by the invention]
By the way, when chlorine-based disinfectants such as sodium hypochlorite are used in the treatment of sewage or factory wastewater, harmful substances such as trihalomethane are likely to be generated as by-products, which may adversely affect the destination ecosystem. . Further, the sterilization method using a chlorine-based disinfectant has a drawback that the maintenance cost is higher than the sterilization method using ultraviolet rays. Further, according to the method using an ultraviolet lamp, since the ultraviolet lamp is housed in a jacket and disposed in a plurality of treated water, there is a disadvantage that the entire apparatus cannot be used if a part of waterproofness is broken. . Further, since the ultraviolet lamp is disposed inside the treated water, when the flow of the treated water is fast, the ultraviolet lamp housed in the jacket vibrates, and the lamp may be damaged . In addition, iron, manganese, silicon, aluminum, and the like contained in the treated water adhere to the jacket that houses the ultraviolet lamp, and the transmittance of ultraviolet rays is reduced. Therefore, it is necessary to periodically clean the outer surface of the jacket.
[0004]
The present invention has been invented in view of the above points, and does not generate harmful substances, can improve the waterproofness of the device, can effectively absorb the vibration of the device, and can It is an object of the present invention to provide an ultraviolet water treatment apparatus that can effectively clean the surface and thus can reliably maintain the apparatus.
[0005]
[Means for Solving the Problems]
The present invention has the following configuration in order to solve the above problems. That is, according to the first aspect of the present invention, a plurality of jackets each housing a straight tube type ultraviolet lamp are arranged in parallel at predetermined intervals, and both ends of the jacket are arranged in parallel perpendicular to the longitudinal direction. The present invention relates to an ultraviolet water treatment apparatus that is supported by a pair of columns. The ultraviolet lamp has a sealing portion formed by joining and sealing the end of a lead wire that supplies power to one end. An end portion of the ultraviolet lamp opposite to the side having the sealing portion is supported by an elastic material, and an outer side of the end portion of the jacket on the same side is covered with a protective cylinder, and further the lead A filler is injected into a support formed by introducing a wire, and the inside of the support has a watertight structure.
[0006]
Invention according to claim 2, Oite UV water treatment apparatus according to claim 1, wherein the ultraviolet lamp of the elastic member for supporting the end, the same inner end and said ultraviolet lamp of the jacket of the same side A coil spring fitted between the ends of the jacket, the protective cylinder covering the outside of the end of the jacket as a cylindrical metal body, and the metal body on the same side as the end of the jacket. It is configured to be fitted and supported on the support. According to the ultraviolet water treatment apparatus, vibration caused by water flow can be absorbed.
[0007]
The invention according to claim 3 covers Oite ultraviolet water treatment apparatus according to claim 1, wherein the ends of the jacket surrounding the end of the UV lamp at the side having the sealing portion in a cylindrical holder The elastic ring having a small diameter is arranged in contact with the end of the jacket inside the holder, and an appropriate number of large elastic rings are fitted on the outer surface of the end of the jacket. . According to the ultraviolet water treatment apparatus, waterproofness can be increased.
[0008]
According to a fourth aspect of the present invention, in the ultraviolet water treatment apparatus according to the first to third aspects, an annular body having a brush extending inward is provided inside the annular support body that moves along the jacket. It is arranged with play and is configured such that the annular body moves on the outer surface of the jacket. According to the ultraviolet water treatment device, the outer surface of the jacket can be easily cleaned in addition to the improvement of vibration proofing and waterproofing of the device, so that the device can be reliably maintained and managed .
[0009]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter an ultraviolet water treatment apparatus of the present invention Figures 1 described FIG. In FIG. 1, reference numeral 1 denotes a set of support columns arranged in parallel at both ends of the apparatus, which is made of, for example, a stainless material. 2 is a horizontal axis which connects the support | pillars 1 and 1 of both ends, Comprising : An ultraviolet-ray water processing apparatus is comprised in three dimensions. Reference numeral 4 denotes a jacket for accommodating a straight tube type ultraviolet lamp 3 (not shown in FIG. 1), which is made of, for example, quartz glass. As shown, four are arranged in parallel in the vertical direction. The interval between the jackets is set to about 8 cm, for example. For example, a 65 watt low-pressure discharge lamp is used as the ultraviolet lamp 3.
[0010]
The apparatus shown in FIG. 7 is configured by arranging, for example, three units each including four jackets 4 arranged in the vertical direction. The number of jackets 4 in which the straight tube type ultraviolet lamp 3 is housed is appropriately increased or decreased depending on the amount of treated water. Further, as shown in FIG. 7, by opening the opening / closing lid 14, it is possible to replace the lamp and repair the inside in units of four.
[0011]
FIG. 3 shows a structure of a support portion at one end of a straight tube type ultraviolet lamp. 3, 5 is an elastic member formed by fitting the end of the ultraviolet lamp 3 formed by accommodating the jacket 4, for example are toward the outer end is configured using a coil spring of small diameter. Moreover, you may comprise using a leaf | plate spring instead of a coil spring. Reference numeral 6 denotes a protective cylinder fitted to the outer end of the jacket 4, which is made of metal or resin, and is fitted into a support hole provided in a support column . According to the structure, the treated water is also flowing at about a flow rate of 0.2 m / s, it is possible to absorb vibration of an elastic material, it does not affect the UV lamp.
[0012]
FIG. 4 shows the structure of the support portion at the other end of the straight tube type ultraviolet lamp. In FIG. 4 , reference numeral 16 denotes a sealing portion formed by joining and sealing the end portion of the lead wire 10, and 7 is a cylindrical shape covering the sealing portion 16 at the end portion of the ultraviolet lamp 3 housed in the jacket 4. The holder is made of, for example, stainless steel, and the end to be fitted into the support column 1 has a tapered shape. Reference numeral 8 denotes an elastic ring having a small diameter, which is disposed inside the holder 7 in contact with the end of the jacket 4 and is made of , for example, a rubber material. Reference numeral 9 denotes an appropriate number of large-diameter elastic rings fitted to the outer end portion of the jacket 4 and is made of, for example, a rubber material. Reference numeral 1 denotes a support column. According to the support structure of the same structure, the waterproofness with respect to the inside of a jacket and the inside of a support | pillar can be improved.
[0013]
In FIG. 4 , a lead wire 10 connected to one end of the ultraviolet lamp 3 is introduced into the hollow portion of the column 1 . Moreover, after introducing the lead wire 10 into the hollow portion of the column 1, a filler such as an epoxy resin is injected and fixed to form a watertight structure.
[0014]
5 and 6 show the structure of the cleaning portion on the outer surface of the jacket. In the figure, 11 is an annular support comprising fitted movably along each jacket 4, are constituted with a brush to Shinzai inwardly therein. The brush 12 is made of, for example, a stainless material. Reference numeral 13 denotes a movable body configured to move along the horizontal axis 2, and the annular support 11 is configured to have a degree of play in the notch. According to this structure, since the annular support 11 has a degree of play with respect to the movable body 13 , even if the jacket is supported by being slightly distorted or inclined, the annular support is supported with respect to the jacket. 11 can move smoothly and dirt on the jacket surface can be removed. Reference numeral 15 denotes a drive shaft for moving the movable body 13 back and forth.
[0015]
Next, an embodiment of the above-described ultraviolet water treatment apparatus will be described. The ultraviolet water treatment apparatus described above is installed in a sewage treatment tank or in a side groove through which sewage flows. For example, four 65 watt ultraviolet lamps are installed in the vertical direction as shown in FIG. In this case, the amount of treated water of one ultraviolet lamp is 100 tons when lit for 24 hours. According to the apparatus, the sterilization rate is as shown in Table 1.
[0016]
[Table 1]

According to the ultraviolet water treatment apparatus according to the present invention, coliforms, the number of bacteria, for the number of enterococci, can be sterilized 99% ultra El rate, also weak bacteriophage UV can be sterilized.
[0017]
【The invention's effect】
According to the first aspect of the present invention, since no chemical is used, no harmful substances are generated, the waterproof property is enhanced, and the vibration can be effectively absorbed. .
[0018]
According to the second aspect of the present invention, vibrations of the ultraviolet lamp and the jacket due to the flow of water can be effectively absorbed.
[0019]
According to invention of Claim 3, there exists a special effect which can improve waterproofness.
[0020]
According to the invention described in claim 4, in addition to improving the vibration proofing and waterproofing of the device, the outer surface of the jacket can be effectively cleaned, so that the device can be reliably maintained and managed. There is a special effect that can be done .
[Brief description of the drawings]
FIG. 1 is a front view of an ultraviolet water treatment apparatus according to the present invention.
2 is a side view of the ultraviolet water treatment apparatus of FIG. 1. FIG.
3 is a partial cross-sectional view of a lamp support portion at one end in the ultraviolet water treatment apparatus of FIG. 1;
4 is a partial cross-sectional view of a lamp support portion at the other end in the ultraviolet water treatment apparatus of FIG. 1;
FIG. 5 is a partial front view for explaining the structure of a jacket cleaning portion of the ultraviolet water treatment apparatus according to the present invention.
FIG. 6 is a partial side view for explaining the structure of a jacket cleaning portion of the ultraviolet water treatment apparatus according to the present invention.
FIG. 7 is a side view showing another embodiment of the ultraviolet water treatment apparatus of the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Support | pillar 2 Horizontal axis 3 Ultraviolet lamp 4 Jacket 5 Elastic material 6 Protection cylinder 7 Cylindrical holder 8 Small diameter elastic ring 9 Large diameter elastic ring 10 Lead wire 11 Annular support body 12 Brush 13 Movable body 14 Opening / closing lid 15 Drive axis
16 Sealing part

Claims (4)

A plurality of jackets each housing a straight tube type ultraviolet lamp having a sealing portion formed by joining and sealing the ends of lead wires for supplying power to one end are arranged in parallel at predetermined intervals, and both ends of the jacket In the ultraviolet water treatment apparatus, each of which is supported by a set of support columns arranged in parallel perpendicular to the longitudinal direction,
An end portion of the ultraviolet lamp opposite to the side having the sealing portion is supported by an elastic material, and an outer side of the end portion of the jacket on the same side is covered with a protective cylinder, and the lead wire is further formed. An ultraviolet water treatment apparatus characterized by injecting a filler into an introduced support and having a watertight structure inside the support. The elastic material that supports the end portion of the ultraviolet lamp is a coil spring fitted between the inner end portion of the jacket on the same side and the end portion of the ultraviolet lamp, and the end portion of the jacket 2. The ultraviolet water treatment apparatus according to claim 1, wherein the protective cylinder covering the outside is a cylindrical metal body, and the metal body is fitted and supported on the support on the same side as the end of the jacket. An end of the jacket surrounding the end of the ultraviolet lamp on the side having the sealing portion is covered with a cylindrical holder, and an elastic ring having a small diameter is brought into contact with the end of the jacket inside the holder. 2. The ultraviolet water treatment apparatus according to claim 1, further comprising an elastic ring having an appropriate diameter on the outer surface of the end portion of the jacket. An annular body having a brush extending inwardly is arranged with a degree of play inside the annular support that moves along the jacket, and the annular body moves on the outer surface of the jacket. 4. The ultraviolet water treatment apparatus according to claim 1, wherein the ultraviolet water treatment apparatus is configured as described above.

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