JPH0753689Y2 - Flow confirmation device for washing filter media equipped in sand filter - Google Patents
Flow confirmation device for washing filter media equipped in sand filterInfo
- Publication number
- JPH0753689Y2 JPH0753689Y2 JP1991029131U JP2913191U JPH0753689Y2 JP H0753689 Y2 JPH0753689 Y2 JP H0753689Y2 JP 1991029131 U JP1991029131 U JP 1991029131U JP 2913191 U JP2913191 U JP 2913191U JP H0753689 Y2 JPH0753689 Y2 JP H0753689Y2
- Authority
- JP
- Japan
- Prior art keywords
- filter medium
- cleaning
- filter
- sand
- flow
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/28—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof with the filter bed moving during the filtration
- B01D24/30—Translation
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/46—Regenerating the filtering material in the filter
- B01D24/4631—Counter-current flushing, e.g. by air
- B01D24/4636—Counter-current flushing, e.g. by air with backwash shoes; with nozzles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D24/00—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof
- B01D24/48—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration
- B01D24/4861—Filters comprising loose filtering material, i.e. filtering material without any binder between the individual particles or fibres thereof integrally combined with devices for controlling the filtration by flow measuring
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtration Of Liquid (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案は、産業廃水等（以下、汚
濁原水とする。）を清澄水に変換する装置、この清澄水
の再利用する装置、或いは地中壁構築、現地打杭等土木
工事処理水等（汚濁原水内に含める。）を清澄水に変換
する装置、この清澄水の再利用する装置、又は河川、海
等への投棄を図る装置の中で、濾材として砂を使用する
砂濾過装置に利用できる効率的な濾過、又はスムーズか
つ確実な汚染濾材の洗浄（逆洗）が行えるようにするた
めの、洗浄濾材の流動確認装置に関する。[Field of Industrial Application] The present invention is a device for converting industrial wastewater (hereinafter referred to as polluted raw water ) to clear water, and this clear water
Reusable equipment, underground wall construction, local piles, etc.
Convert processed water (included in polluted raw water) to clear water
Device, a device that reuses this clear water, or a river or sea
Use sand as a filter medium in the device for dumping into
Efficient filtration available for sand filter, or smooth
To ensure reliable cleaning of contaminated filter media (backwashing)
The present invention relates to a device for confirming the flow of cleaning filter media.
【０００２】[0002]
【従来の技術】従来、この種汚濁原水を処理する砂濾過
装置としては図４に示す砂濾過装置が知られている（勿
論この図の例に、限定されず、上方より汚濁原水を、導
入する装置でも可能である。）。この砂濾過装置は、汚
染された濾材が、タンクに設けた輸送管を上方に、流動
空気を介して搬送され、タンク内の濾床上に設けた洗浄
装置まで輸送され、ここで、洗浄された後、再び濾材と
して、粒子濾材の上方に堆積される。したがって、汚染
濾材が、前記工程を介して洗浄され、その後、粒子濾材
の上方に、順次堆積される状況が、確保されていること
が必要となる。換言すれば、このような状況が、確保さ
れていることが、汚濁原水の濾過、及び汚染濾材の洗浄
が、スムーズに行われている証拠である。以上のような
洗浄濾材の流動を、確保する手段として、従来は、通常
覗き窓を介して視認する方法が採用されていた。2. Description of the Related Art Conventionally, a sand filter shown in FIG. 4 is known as a sand filter for treating this kind of polluted raw water (of course, the present invention is not limited to this example, and the polluted raw water is introduced from above. It is possible with a device that does.) In this sand filter device, the contaminated filter medium is transported upward through a transport pipe provided in the tank through flowing air and is transported to a cleaning device provided on the filter bed in the tank, where it is washed. Then, it is again deposited as a filter medium above the particulate filter medium. Therefore, it is necessary to ensure that the contaminated filter medium is washed through the above steps and then sequentially deposited above the particulate filter medium . If conversion words, such a situation, it is secured, filtration of polluted raw water, and cleaning of the contaminated filter medium is evidence that smoothly. As a means for ensuring the above-mentioned flow of the washing filter medium, conventionally, a method of visually recognizing it through a viewing window has been conventionally adopted.
【０００３】[0003]
【考案が解決しようとする課題】以上の人的手段による
方法では、人手を要することと、常時確認することは困
難であり、時として正常な濾過及び洗浄が確保されない
こと、等の課題が考えられる。また在来の、この種、砂
濾過装置に、簡易に取付けできる汎用性を備えた洗浄濾
材の流動確認装置は、見当らなかった。[Problems to be Solved by the Invention] In the above method by human means, there are problems such as requiring manual labor, it is difficult to always check, and normal filtration and washing are not always secured. To be Further, there has been found no general-purpose flow confirmation device for washing filter media that can be easily attached to a sand filter device of this type.
【０００４】[0004]
【課題を解決するための手段】本考案は、前述の洗浄濾
材の流動を、確実にキャッチし、正常な濾過及び洗浄
が、継続的に期待できること、また在来の砂濾過装置
に、簡易に取付けできる汎用性を備えた洗浄濾材の流動
確認装置とするために、下記のような構成を採用した。[Means for Solving the Problems] The present invention reliably catches the flow of the above-mentioned washing filter medium, and expects that normal filtration and washing can be continuously expected. The following structure was adopted in order to provide a versatile device for confirming the flowability of the cleaning filter medium that can be attached.
【０００５】即ち、本考案の砂濾過装置は、 二股状のセ
ンサー支持片と、 この支持片の間に設けられた洗浄濾材
通過用の隙間と、 この隙間に設けられた洗浄濾材検出用
のセンサーと、 前記支持片を濾材洗浄流路に吊架する支
持部材と、 で構成されている。That is, the sand filter of the present invention is a bifurcated cell.
Sensor support piece and cleaning filter material provided between the support piece
Passage gap and cleaning filter media detection provided in this gap
Sensor and a support for suspending the support piece in the filter medium cleaning flow path.
And support member, in being configured.
【０００６】[0006]
【作用】次に本考案の作用を説明すると、タンク底部
で、汚濁原水で汚染された濾材は、輸送管内を、輸送媒
体として作用する空気を介してタンク上部に設けた洗浄
装置に搬送される。その後、洗浄装置の濾材洗浄流路に
沿って流下する過程で、順次洗浄され、しかも濾材洗浄
流路中に設けたプレート、又は迂回部材を介して破壊又
は蛇行されて、効率的に洗浄される。このようにして洗
浄された濾材は、洗浄装置の下端から落下し、タンク内
の濾床に、順次堆積される。以上のような状況下で、本
考案では、前記洗浄装置を構成する濾材洗浄流路の下端
に、センサーを備えた流動確認装置が設けられているこ
とから、この流動確認装置のセンサーが、常時洗浄濾材
の流下（落下）を検出している。Next, the operation of the present invention will be described. The filter medium contaminated with the contaminated raw water at the bottom of the tank is conveyed in the transportation pipe through the air acting as a transportation medium to the cleaning device provided at the upper portion of the tank. . Then, in the process of flowing down along the filter medium cleaning flow path of the cleaning device, the cleaning is performed sequentially, and further, the plate provided in the filter medium cleaning flow path or the detour member is broken or meandered to be efficiently cleaned. . The filter medium washed in this way falls from the lower end of the washing device and is sequentially deposited on the filter bed in the tank. Under the above circumstances, in the present invention, since the flow confirmation device equipped with a sensor is provided at the lower end of the filter medium cleaning flow path constituting the cleaning device, the sensor of this flow confirmation device is always The flow (fall) of the washing filter medium is detected.
【０００７】そして、センサーが落下する洗浄濾材で、
瞬時的に、閉塞されている場合は、正常に洗浄が行われ
ていることを示唆しているので、汚濁原水は、間断なく
供給される。しかし、前記洗浄濾材が、流下しない場合
は、センサーが閉塞されず、図示しない制御装置を介
し、警報信号及び／又は停止信号（停止信号とは、砂濾
過装置が、強制的に停止される場合を云う。）、一時停
止等の警報が、発せられるか、又は汚濁原水の導入が、
停止される等の処理が施される（以下、単に警報信号と
する。）。前記の如く、警報信号が発生されている状態
は、洗浄濾材が、流下していない状況であるので、急い
で砂濾過装置の運転を停止し、その故障の修理に取りか
かる。また前記濾過水は、堰を乗り越え配管を介して装
置外部に、排水される。更に洗浄汚水は、堰を乗り越え
汚水配管を介して装置外部に、排水される。 Then, the cleaning filter material on which the sensor falls,
Instantly, if it is blocked, it means that the cleaning is normally performed, and the polluted raw water is continuously supplied. However, when the washing filter medium does not flow down, the sensor is not blocked, and an alarm signal and / or a stop signal (a stop signal means that the sand filter device is forcibly stopped) via a control device (not shown). , Or an alarm such as a suspension is issued, or the introduction of polluted raw water
Processing such as stopping is performed (hereinafter simply referred to as an alarm signal). As described above, the condition that the alarm signal is generated is the condition that the cleaning filter medium is not flowing down, so immediately stop the operation of the sand filter and repair it.
Light In addition, the filtered water passes over the weir and is installed through a pipe.
Drained to the outside. In addition, wash sewage will get over the weir
It is drained to the outside of the device through the dirty water pipe.
【０００８】[0008]
【実施例】以下本考案の−実施例を示す図面を参照しな
がら説明する。Embodiments of the present invention will now be described with reference to the drawings.
【０００９】１はタンク２に吊架される支持部材であ
り、例えば、タンク２に差し渡した横杆１ａに垂直状に
取り付けられ、その下端部１１１が、後述する洗浄装置
の下端部に位置する構造となっている。また前記支持部
材１の下端部１１１には、この垂直方向と直交する方向
に延設した二股状のセンサー支持片３、３ａが設けられ
ており、この支持片３、３ａ間には、センサー４、例え
ば光センサーが設けられている。この支持片３、３ａ
は、砂濾過装置を構成するタンク２の上方に設けた洗浄
装置１０の濾材洗浄流路１１内に位置するように設けら
れる。したがって、この支持片３、３ａに設けられた前
記センサー４は、濾材洗浄流路１１内に位置するように
設けられることから、前記濾材洗浄流路１１内で、かつ
前記支持片３、３ａの隙間５を、流下する洗浄濾材Ａを
検出する。このセンサー４を介して、濾材洗浄流路１１
内の前記隙間５を、流下する洗浄濾材Ａを、検出してい
る。尚、隙間５は５mm程度が理想であることが、実施及
びデーターの収集を介して判明した。Reference numeral 1 denotes a support member suspended from the tank 2, and is vertically attached to, for example, a horizontal rod 1a extended to the tank 2, and a lower end portion 111 thereof is located at a lower end portion of a cleaning device described later. It has a structure. Further, the lower end portion 111 of the support member 1 is provided with bifurcated sensor support pieces 3 and 3a extending in a direction orthogonal to the vertical direction, and the sensor 4 is provided between the support pieces 3 and 3a. , For example an optical sensor is provided. This support piece 3, 3a
Is provided so as to be located in the filter medium cleaning flow passage 11 of the cleaning device 10 provided above the tank 2 which constitutes the sand filter device. Therefore, since the sensor 4 provided on the support pieces 3 and 3a is provided so as to be located in the filter medium cleaning flow channel 11 , the sensor 4 is provided in the filter medium cleaning flow channel 11 and in the support pieces 3 and 3a. The cleaning filter material A flowing down the gap 5 is detected. Through this sensor 4, the filter medium cleaning flow channel 11
The cleaning filter medium A flowing down the space 5 is detected. Incidentally, it was found through the implementation and data collection that the gap 5 is ideally about 5 mm.
【００１０】前述のような構成を採用した本考案では、
その正常時、即ち、センサー４が落下する洗浄濾材Ａで
瞬時的に閉塞されている場合は、正常に洗浄が行われて
いることを示唆しているので、汚濁原水Ｃは、間断なく
供給される。しかし、異常時、即ち、前記洗浄濾材Ａが
流下しない場合は、センサー４が遮蔽されず、図示しな
い制御装置を介して警報信号が発せられる。In the present invention having the above-mentioned structure,
At that normal time, that is, with the cleaning filter medium A on which the sensor 4 falls
If it is instantaneously blocked, it indicates that the cleaning is normally performed, and therefore the polluted raw water C is continuously supplied. However, at the time of abnormality, that is, when the cleaning filter medium A is
When it does not flow down, the sensor 4 is not shielded and an alarm signal is issued via a control device (not shown).
【００１１】図中１２は砂濾過装置のタンク２の下部に
設けた濾床、１３は濾床１２の上方に設けた輸送管、１
４は前記輸送管１３に並設するように設けたエアー管、
１５はタンク２の一方側に設けた濾過水用の配管、１６
は堰、１７は前記洗浄装置１０より排水された汚水を外
部に排出する汚水配管、１８はその堰、１９は洗浄濾材
Ａを拡散する円錐状の傘であり、これらの構造は公知で
ある。またＢはタンク２内に滞留される濾過水、Ｃは汚
濁原水、Ｄは洗浄汚水である。尚、前述の例では、汚濁
原水Ｃを、砂濾過装置の下方より導入し、洗浄濾材Ａを
下方に流下する構成について詳述したが、この例に限定
されない。In the figure, 12 is a filter bed provided in the lower part of the tank 2 of the sand filter, 13 is a transport pipe provided above the filter bed 12,
4 is an air pipe provided in parallel with the transportation pipe 13,
Reference numeral 15 is a pipe for filtered water provided on one side of the tank 2, 16
Is a weir, 17 is a wastewater pipe for discharging the wastewater discharged from the cleaning device 10 to the outside, 18 is the weir, and 19 is a conical umbrella for diffusing the cleaning filter medium A, and these structures are known. Further, B is filtered water retained in the tank 2, C is polluted raw water, and D is wash dirty water. In addition, in the above-mentioned example, the structure in which the polluted raw water C is introduced from below the sand filter and the washing filter medium A is allowed to flow downward is described in detail, but the present invention is not limited to this example.
【００１２】[0012]
【考案の効果】本考案は、以上で詳述した構成を採用し
たことにより、下記のような効果を有する。 [Effect of the proposed Invention The present invention, by employing the configuration described in detail above, to have the effect, such as the following.
【００１３】、濾材洗浄流路を流動する洗浄濾材を確
実に、人手を要さず、キャッチして、汚染濾材が、正常
に洗浄かつ流動していることが把握できる。It is possible to grasp the cleaning filter medium flowing through the filter medium cleaning flow channel reliably and without any manpower, and to grasp that the contaminated filter medium is normally cleaned and flows.
【００１４】、前記洗浄濾材の把握を介して砂濾過装
置の正常な濾過、又は洗浄（逆洗）作用が、同時に行わ
れていることが判断できる。From the grasp of the washing filter medium, it can be judged that the normal filtration or washing (backwashing) action of the sand filter is carried out at the same time.
【００１５】、前記の洗浄濾材の流動を、確実にキャ
ッチし、正常な濾過及び洗浄が、継続的に行われている
ことが、瞬時に判断できる。It is possible to instantaneously determine that the flow of the washing filter medium is reliably caught and that normal filtration and washing are continuously performed.
【００１６】、また在来の砂濾過装置に、簡易に取付
けできる汎用性を備えた洗浄濾材の流動確認装置であ
る。Further, it is a general-purpose flow confirmation device for washing filter media which can be easily attached to a conventional sand filter device.
【００１７】、構造簡単にして、しかも確実に洗浄濾
材の流動を確保し得るものである。The structure is simple and the flow of the washing filter medium can be surely ensured.
【００１８】、流動確認装置は、小型化及び簡素化が
可能であり、低コストで提供できる等の実益も有り得
る。The flow confirmation device can be miniaturized and simplified, and it can be provided at a low cost.
【図１】本考案の全体の一部欠截の側面図である。FIG. 1 is a partially cutaway side view of the present invention.
【図２】本考案の要部の拡大斜視図である。FIG. 2 is an enlarged perspective view of an essential part of the present invention.
【図３】砂濾過装置に付設した状態の拡大断面図であ
る。FIG. 3 is an enlarged cross-sectional view of a state attached to a sand filter device.
【図４】従来の砂濾過装置の一例を示す全体の断面図で
ある。FIG. 4 is an overall sectional view showing an example of a conventional sand filtration device.
１ 支持部材 １ａ 横杆 １１１ 下端部 ２ タンク ３ 支持片 ３ａ 支持片 ４ センサー ５ 隙間 １０ 洗浄装置 １１０ 下端部 １１ 濾材洗浄流路 １２ 濾床 １３ 輸送管 １４ エアー管 １５ 配管 １６ 堰 １７ 汚水配管 １８ 堰 １９ 傘 Ａ 洗浄濾材 Ｂ 濾過水 Ｃ 汚濁原水 Ｄ 洗浄汚水 DESCRIPTION OF SYMBOLS 1 Support member 1a Horizontal rod 111 Lower end 2 Tank 3 Support piece 3a Support piece 4 Sensor 5 Gap 10 Cleaning device 110 Lower end 11 Filter medium cleaning flow path 12 Filter bed 13 Transport pipe 14 Air pipe 15 Piping 16 Weir 17 Waste water piping 18 Weir 19 Umbrella A Washing filter media B Filtration water C Contaminated raw water D Washing wastewater
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.6 識別記号 庁内整理番号 ＦＩ 技術表示箇所 Ｂ０１Ｄ 23/10 Ｃ ─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 6 Identification code Internal reference number FI technical display area B01D 23/10 C
Claims (2)
濾過装置に於て、この砂濾過装置は、 二股状のセンサー支持片と、 この支持片の間に設けられた洗浄濾材通過用の隙間と、 この隙間に設けられた洗浄濾材検出用のセンサーと、 前記支持片を濾材洗浄流路に吊架する支持部材と、 で構成されている 砂濾過装置に装備される洗浄濾材の流
動確認装置。1. A sand filter device for filtering contaminated raw water using a sand filter medium, the sand filter device comprising a bifurcated sensor support piece and a cleaning filter medium passing between the support pieces. and clearance, and the sensor for cleaning filter medium detection provided in this gap, the flow of cleaning medium to said support member to tell a support piece on the filter medium washing channel, in equipped in the sand filtration apparatus is configured Confirmation device.
振り分ける山形状の落下シュータを設けた請求項１記載
の砂濾過装置に装備される洗浄濾材の流動確認装置。2. A fluid cleaning filter medium is provided on the upper surface of the support piece.
2. A mountain-shaped drop shooter for sorting is provided.
A flow confirmation device for cleaning filter media that is installed in the sand filter device.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991029131U JPH0753689Y2 (en) | 1991-04-25 | 1991-04-25 | Flow confirmation device for washing filter media equipped in sand filter |
| KR92001085U KR970004700Y1 (en) | 1991-04-25 | 1992-01-23 | Moving bed filtration apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1991029131U JPH0753689Y2 (en) | 1991-04-25 | 1991-04-25 | Flow confirmation device for washing filter media equipped in sand filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH04122607U JPH04122607U (en) | 1992-11-04 |
| JPH0753689Y2 true JPH0753689Y2 (en) | 1995-12-13 |
Family
ID=12267742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1991029131U Expired - Lifetime JPH0753689Y2 (en) | 1991-04-25 | 1991-04-25 | Flow confirmation device for washing filter media equipped in sand filter |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPH0753689Y2 (en) |
| KR (1) | KR970004700Y1 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH066896B2 (en) * | 1985-09-09 | 1994-01-26 | マツダ株式会社 | Engine with pressure wave supercharger |
-
1991
- 1991-04-25 JP JP1991029131U patent/JPH0753689Y2/en not_active Expired - Lifetime
-
1992
- 1992-01-23 KR KR92001085U patent/KR970004700Y1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR920019249U (en) | 1992-11-16 |
| KR970004700Y1 (en) | 1997-05-19 |
| JPH04122607U (en) | 1992-11-04 |
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