JP2002239588A - Anaerobic tank treatment apparatus - Google Patents
Anaerobic tank treatment apparatusInfo
- Publication number
- JP2002239588A JP2002239588A JP2001040603A JP2001040603A JP2002239588A JP 2002239588 A JP2002239588 A JP 2002239588A JP 2001040603 A JP2001040603 A JP 2001040603A JP 2001040603 A JP2001040603 A JP 2001040603A JP 2002239588 A JP2002239588 A JP 2002239588A
- Authority
- JP
- Japan
- Prior art keywords
- anaerobic tank
- column
- support
- frame
- hole
- 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.)
- Granted
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
- Biological Treatment Of Waste Water (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は嫌気槽処理装置に係
り、特に、嫌気槽内の濾材を支持する支柱が、上フレー
ム及び下フレームに固定される嫌気槽処理装置に関す
る。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an anaerobic tank processing apparatus, and more particularly, to an anaerobic tank processing apparatus in which a support for supporting a filter medium in an anaerobic tank is fixed to an upper frame and a lower frame.
【0002】[0002]
【従来の技術】固定生物膜法を用いた嫌気槽処理装置で
は、プラスチック等からなる濾材が嫌気槽の内部に充填
されており、この濾材に嫌気性菌が支持される。例え
ば、嫌気槽の内部には、皿状に形成された多数の濾材
(以下、皿状濾材)が水平に設けられている。皿状濾材
が設けられた嫌気槽には、被処理水が上向流で流され、
これによって、被処理水が生物処理される。2. Description of the Related Art In an anaerobic tank treatment apparatus using a fixed biofilm method, a filter medium made of plastic or the like is filled in an anaerobic tank, and the anaerobic bacteria are supported by the filter medium. For example, a large number of dish-shaped filter media (hereinafter, dish-shaped filter media) are provided horizontally inside the anaerobic tank. In the anaerobic tank provided with the dish-shaped filter medium, the water to be treated flows in an upward flow,
Thereby, the water to be treated is biologically treated.
【0003】ところで、皿状濾材は複数個ごとに、鉛直
に配置された支柱によって支持されている。この支柱の
上端部は、嫌気槽内の上フレームに固定され、支柱の下
端部は、嫌気槽内の下フレームに固定される。[0003] By the way, a plurality of dish-shaped filter media are supported by columns arranged vertically. The upper end of the support is fixed to the upper frame in the anaerobic tank, and the lower end of the support is fixed to the lower frame in the anaerobic tank.
【0004】[0004]
【発明が解決しようとする課題】しかしながら、従来
は、溶接によって支柱を上フレーム及び下フレームに固
定していたので、支柱を簡単に固定できず、支柱の固定
作業に多大な時間を費やしていた。However, conventionally, since the support was fixed to the upper frame and the lower frame by welding, the support could not be easily fixed, and a large amount of time was required for fixing the support. .
【0005】また、ねじや割りピン等を用いて支柱を上
フレーム及び下フレームに固定する方法もあるが、この
場合にも、支柱の固定作業の効率を大幅に改善すること
ができなかった。[0005] There is also a method of fixing the column to the upper frame and the lower frame by using a screw, a split pin, or the like. However, even in this case, the efficiency of fixing the column has not been significantly improved.
【0006】本発明はこのような事情に鑑みて成された
もので、支柱を効率良く固定することのできる嫌気槽処
理装置を提供することを目的とする。The present invention has been made in view of such circumstances, and an object of the present invention is to provide an anaerobic tank treatment apparatus capable of efficiently fixing a column.
【0007】[0007]
【課題を解決するための手段】請求項1記載の発明は前
記目的を達成するために、嫌気槽内に鉛直に設置されて
前記嫌気槽内の濾材を支持するとともに、上端部が前記
嫌気槽内の上フレームに支持され、下端部が前記嫌気槽
内の下フレームに支持される支柱を備えた嫌気槽処理装
置において、前記支柱は、該支柱の下部に嵌め込まれ
て、前記下フレームに形成された孔に差し込まれる第1
固定部材と、前記上フレームに形成された孔に上側から
差し込まれて、前記支柱の上端部に嵌め込まれる第2固
定部材と、によって前記上フレーム及び前記下フレーム
に固定されることを特徴としている。According to a first aspect of the present invention, there is provided an anaerobic tank which is installed vertically in an anaerobic tank to support a filter medium in the anaerobic tank and has an upper end portion provided in the anaerobic tank. In an anaerobic tank treatment device having a column supported by an upper frame inside and a lower end supported by a lower frame in the anaerobic tank, the column is fitted into a lower portion of the column to form the lower frame. First inserted into the drilled hole
It is characterized by being fixed to the upper frame and the lower frame by a fixing member and a second fixing member inserted from above into a hole formed in the upper frame and fitted into an upper end portion of the column. .
【0008】請求項1記載の発明によれば、第1固定部
材を支柱の下端部に嵌め込んで下フレームの孔に差し込
み、第2固定部材を上フレームの孔に差し込んで支柱の
上端部に嵌め込むようにしたので、支柱を簡単に固定す
ることができる。したがって、溶接の必要がなく、ま
た、ねじや割りピン等が不要になるので、支柱の固定作
業を効率良く行うことができる。According to the first aspect of the present invention, the first fixing member is fitted into the lower end of the column and inserted into the hole of the lower frame, and the second fixing member is inserted into the hole of the upper frame and inserted into the upper end of the column. Since it is fitted, the support can be easily fixed. Therefore, there is no need for welding, and no screws or split pins are required, so that the work for fixing the support can be performed efficiently.
【0009】請求項2記載の発明によれば、支柱の上端
部と上フレームとの間に所定の隙間を設けたので、支柱
が伸長した場合であっても支柱が損傷しない。According to the second aspect of the present invention, since the predetermined gap is provided between the upper end portion of the support and the upper frame, the support is not damaged even if the support extends.
【0010】請求項3記載の発明によれば、支柱が複数
本ごとに整流板によって囲まれているので、被処理水が
偏って流れることを防止できる。[0010] According to the third aspect of the present invention, since the struts are surrounded by a plurality of straightening plates, the water to be treated can be prevented from flowing unevenly.
【0011】[0011]
【発明の実施の形態】以下添付図面に従って、本発明に
係る嫌気槽処理装置の好ましい実施の形態について詳説
する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Preferred embodiments of an anaerobic tank treatment apparatus according to the present invention will be described below in detail with reference to the accompanying drawings.
【0012】図1に示すように、嫌気槽10の中央位置
には、供給管12が鉛直に支持されている。供給管12
の上端部は、不図示の流入水路に連通されており、流入
水路から被処理水(不図示)が供給される。供給管12
の下端部は、嫌気槽10の下部のホッパ部10Aで開口
され、この開口の下方には分散板14が設けられる。し
たがって、供給管12の下端部から下方に噴き出された
被処理水は、分散板14によって方向転換され、上向流
を形成する。上向流で上昇する被処理水は、濾材ブロッ
ク16、16、…の内部を通過し、嫌気槽10の上部に
設けられた樋部18に流出する。樋部18は、嫌気槽1
0の内壁に形成されており、不図示の送液管を介して前
記好気槽に連通される。これにより、嫌気槽10内の被
処理水の一部が好気槽に戻される。なお、図1の符号2
0は、ウェアプレートであり、三角形状の突出部が連続
して形成されている。被処理水は、このウェアプレート
20の突出部の隙間から樋部18に流れる。また、ホッ
パ部10Aに沈殿した汚泥は、ホッパ部10Aの下端に
連通した引き抜き管(不図示)から引き抜かれる。As shown in FIG. 1, a supply pipe 12 is vertically supported at a central position of the anaerobic tank 10. Supply pipe 12
Is connected to an inflow channel (not shown), and water to be treated (not shown) is supplied from the inflow channel. Supply pipe 12
Is opened by a hopper 10A below the anaerobic tank 10, and a dispersion plate 14 is provided below the opening. Therefore, the water to be treated spouted downward from the lower end of the supply pipe 12 is turned by the dispersion plate 14 to form an upward flow. The water to be treated rising in the upward flow passes through the inside of the filter medium blocks 16, 16, and flows out to the gutter 18 provided at the upper part of the anaerobic tank 10. The gutter section 18 is an anaerobic tank 1
0 and is connected to the aerobic tank via a liquid feed pipe (not shown). Thereby, a part of the water to be treated in the anaerobic tank 10 is returned to the aerobic tank. Note that reference numeral 2 in FIG.
Numeral 0 denotes a wear plate in which triangular protrusions are formed continuously. The water to be treated flows to the gutter section 18 from the gap between the protruding portions of the wear plate 20. The sludge settled in the hopper 10A is drawn out from a drawing pipe (not shown) communicating with the lower end of the hopper 10A.
【0013】濾材ブロック16は、略立方体状に形成さ
れており、濾材受け台22の上に複数段に積まれてい
る。The filter medium block 16 is formed in a substantially cubic shape, and is stacked on the filter medium receiving base 22 in a plurality of stages.
【0014】図2は、濾材ブロック16の構造を示す斜
視図である。FIG. 2 is a perspective view showing the structure of the filter medium block 16. As shown in FIG.
【0015】同図に示すように、濾材ブロック16は、
ステンレス製のL字鋼によって形成された外枠フレーム
24、下フレーム26、26、…、及び上フレーム2
8、28、…を備えている。外枠フレーム24は、略立
方体状に形成され、外枠フレーム24の下面に複数本の
下フレーム26、26、…が水平に掛けられている。上
フレーム28、28、…は、下フレーム26の上方に、
且つ下フレーム26と平行に配設される。As shown in FIG.
The outer frame 24, the lower frames 26, 26,... And the upper frame 2 formed of stainless steel L-shaped steel
8, 28,... The outer frame 24 is formed in a substantially cubic shape, and a plurality of lower frames 26 are horizontally hung on the lower surface of the outer frame 24. The upper frames 28, 28,...
And it is arranged in parallel with the lower frame 26.
【0016】下フレーム26と上フレーム28の間に
は、多数本の支柱30、30、…が設けられている。各
支柱30は、プラスチックによって円筒状に形成されて
おり、鉛直に配設されている。各支柱30には、複数個
の皿状濾材32、32、…が水平に取り付けられてい
る。A number of columns 30, 30,... Are provided between the lower frame 26 and the upper frame 28. Each column 30 is formed in a cylindrical shape by plastic, and is arranged vertically. A plurality of dish-shaped filter media 32, 32,... Are horizontally mounted on each support 30.
【0017】皿状濾材32は、プラスチック等から成
り、図3及び図4に示すように、円盤状の底部32A
と、底部32Aの外周部に斜めに立設された縁部32B
とによって皿状に形成される。被処理水中の嫌気性菌
は、この皿状濾材32に支持される。The dish-shaped filter medium 32 is made of plastic or the like, and has a disc-shaped bottom 32A as shown in FIGS.
And an edge 32B obliquely provided on the outer periphery of the bottom 32A.
Are formed in a dish shape. Anaerobic bacteria in the water to be treated are supported by the dish-shaped filter medium 32.
【0018】また、皿状濾材32は、図2に示したよう
に、隣り合う支柱30に支持された皿状濾材32と高さ
方向にずらして配置されるとともに、上面(或いは下
面)から見た際に隙間ができないように重ねて配置され
る。これにより、被処理水が直線的に上昇することが防
止され、被処理水が皿状濾材32に効果的に接触して生
物処理される。Further, as shown in FIG. 2, the dish-shaped filter medium 32 is arranged so as to be shifted in the height direction from the dish-shaped filter medium 32 supported by the adjacent column 30, and viewed from the upper surface (or the lower surface). They are placed one on top of the other so that there is no gap between them. As a result, the water to be treated is prevented from rising linearly, and the water to be treated is effectively brought into contact with the dish-shaped filter medium 32 for biological treatment.
【0019】外枠フレーム24の側面には、嫌気槽10
の内部を4つの区画に均等に仕切るための整流板34が
取り付けられている。これにより、被処理水が嫌気槽1
0の内部を偏って流れることが防止される。An anaerobic tank 10 is provided on the side of the outer frame 24.
A rectifying plate 34 for evenly dividing the inside of the device into four sections is attached. Thereby, the water to be treated is stored in the anaerobic tank 1
0 is prevented from flowing eccentrically.
【0020】次に支柱30及び皿状濾材32の組み付け
構造について説明する。Next, the structure for assembling the support 30 and the dish-shaped filter medium 32 will be described.
【0021】図3に示す如く、上フレーム28には、孔
28Aが形成され、下フレーム26には、孔26Aが形
成されている。支柱30は、下フレーム26の孔26A
に下部受栓(第1固定部材に相当)36を介して取り付
けられ、上フレーム28の孔28Aに上部受栓(第2固
定部材に相当)38を介して取り付けられる。As shown in FIG. 3, a hole 28A is formed in the upper frame 28, and a hole 26A is formed in the lower frame 26. The support column 30 has a hole 26A of the lower frame 26.
Is attached via a lower stopper (corresponding to a first fixing member) 36 to the hole 28A of the upper frame 28 via an upper stopper (corresponding to the second fixing member) 38.
【0022】下部受栓36は、下フレーム26の孔26
Aよりも若干小さい外径の小径部36Aと、孔26Aよ
りも大きい外径の大径部36Bとからなり、小径部36
Aと大径部36Bとの間には段差部36Cが形成され
る。したがって、下部受栓36の小径部36Aを下フレ
ーム26の孔26Aに上方から差し込むと、段差部36
Cが下フレーム26に当接して係合される。大径部36
Bは筒状に形成されており、支柱30の下端部30Aを
嵌入できるようになっている。したがって、支柱30の
下端部30Aに下部受栓36の大径部36Bを嵌め込
み、この下部受栓36の小径部36Aを下フレーム26
の孔26Aに上方から挿入することによって、支柱30
の下端部30Aが下フレーム26に係合支持される。The lower receiving plug 36 is provided with the hole 26 of the lower frame 26.
A small diameter portion 36A having an outer diameter slightly smaller than A and a large diameter portion 36B having an outer diameter larger than the hole 26A.
A stepped portion 36C is formed between A and the large diameter portion 36B. Therefore, when the small diameter portion 36A of the lower stopper 36 is inserted into the hole 26A of the lower frame 26 from above, the stepped portion 36A
C contacts and engages the lower frame 26. Large diameter part 36
B is formed in a cylindrical shape so that the lower end portion 30A of the column 30 can be fitted therein. Therefore, the large-diameter portion 36B of the lower stopper 36 is fitted into the lower end 30A of the column 30, and the small-diameter portion 36A of the lower stopper 36 is attached to the lower frame 26.
The column 30 is inserted into the hole 26A of the
Is engaged with and supported by the lower frame 26.
【0023】上部受栓38は、上フレーム28の孔28
Aに挿入可能な大きさに形成され、基端部には、孔28
Aよりも大きいフランジ38Aが形成されている。した
がって、上フレーム28の孔28Aに上部受栓38を上
方から挿入すると、フランジ38Aが上フレーム28に
当接されて係合される。上部受栓38の先端部38B
は、支柱30の上端部30Bに嵌入される大きさに形成
される。したがって、上部受栓38を上フレーム28の
孔28Aに上方から挿入して支柱30の上端部30Bに
嵌入させることによって、支柱30の上端部30Bが上
フレーム28に支持される。The upper stopper 38 is connected to the hole 28 of the upper frame 28.
A is formed in a size that can be inserted into the
A flange 38A larger than A is formed. Therefore, when the upper stopper 38 is inserted into the hole 28A of the upper frame 28 from above, the flange 38A is brought into contact with and engaged with the upper frame 28. Tip 38B of upper stopper 38
Is formed in a size to be fitted into the upper end portion 30 </ b> B of the column 30. Therefore, by inserting the upper stopper 38 into the hole 28A of the upper frame 28 from above and fitting it into the upper end 30B of the support 30, the upper end 30B of the support 30 is supported by the upper frame 28.
【0024】支柱30は、下フレーム26と上フレーム
28との間隔よりも短い長さに形成されており、支柱3
0を下フレーム26と上フレーム28との間に組み付け
た際に、図3に示す如く、隙間Hが形成される。The strut 30 is formed to have a length shorter than the distance between the lower frame 26 and the upper frame 28, and
When 0 is assembled between the lower frame 26 and the upper frame 28, a gap H is formed as shown in FIG.
【0025】一方、皿状濾材32は、支柱30に挿通さ
れるともに、筒状に形成されたスペーサ40によって所
定の間隔に保持されている。即ち、支柱30には、スペ
ーサ40と皿状濾材32が交互に挿入され、皿状濾材3
2は、このスペーサ40によって支持される。On the other hand, the dish-shaped filter medium 32 is inserted into the column 30 and is held at a predetermined interval by a spacer 40 formed in a cylindrical shape. That is, the spacer 30 and the dish-shaped filter medium 32 are alternately inserted into the support 30, and the dish-shaped filter medium 3 is
2 is supported by this spacer 40.
【0026】最上段の皿状濾材32が挿入された支柱3
0には、固定リング42が嵌め込まれる。固定リング4
2は、図4に示したように、切り割り部42Aを備えて
おり、支柱30に嵌め込むことができるようになってい
る。固定リング42は、支柱30の表面に接着剤を塗布
した後、支柱30に嵌め込まれる。これにより、固定リ
ング42が支柱30に固定され、各皿状濾材32が支柱
30の軸方向に固定される。The column 3 in which the uppermost dish-shaped filter medium 32 is inserted
At 0, a fixing ring 42 is fitted. Retaining ring 4
2 is provided with a notch 42A, as shown in FIG. 4, so that it can be fitted into the column 30. The fixing ring 42 is fitted into the support 30 after applying an adhesive to the surface of the support 30. As a result, the fixing ring 42 is fixed to the column 30, and each dish-shaped filter medium 32 is fixed in the axial direction of the column 30.
【0027】次に上記の如く構成された支柱30の組み
付け方法について説明する。Next, a method of assembling the column 30 configured as described above will be described.
【0028】まず、支柱30の下端部30Aに下部受栓
36を嵌め込む。First, the lower stopper 36 is fitted into the lower end 30A of the column 30.
【0029】次に、支柱30の上端部30Bからスペー
サ40と皿状濾材32を交互に挿入する。これにより、
皿状濾材32は、スペーサ40によって支持され、スペ
ーサ40の長さ間隔で保持される。Next, spacers 40 and dish-shaped filter media 32 are alternately inserted from the upper end 30B of the support 30. This allows
The dish-shaped filter medium 32 is supported by the spacer 40 and is held at the length interval of the spacer 40.
【0030】最上段の皿状濾材32を挿入した後、支柱
30の表面の一部に接着剤(不図示)を塗布し、図4に
示す如く、固定リング42を支柱30に嵌め込む。これ
により、固定リング42が支柱30に接着され、皿状濾
材32、32、…が支柱30に固定される。After the uppermost dish-shaped filter medium 32 is inserted, an adhesive (not shown) is applied to a part of the surface of the column 30 and the fixing ring 42 is fitted into the column 30 as shown in FIG. As a result, the fixing ring 42 is adhered to the support 30, and the dish-shaped filter media 32 are fixed to the support 30.
【0031】次に、図5に示す如く、下部受栓36を下
フレーム26の孔26Aに上方から挿入する。これによ
り、下部受栓36の段差部36Cが下フレーム26に係
合され、支柱30が下フレーム26に支持される。Next, as shown in FIG. 5, the lower stopper 36 is inserted into the hole 26A of the lower frame 26 from above. As a result, the stepped portion 36C of the lower stopper 36 is engaged with the lower frame 26, and the column 30 is supported by the lower frame 26.
【0032】次に、図6に示す如く、上部受栓38を上
フレーム28の孔28Aに上方から挿入し、上部受栓3
8の先端38Bを支柱30の上端部30Bに嵌入させ
る。これにより、図3に示す如く、支柱30が、上フレ
ーム28及び下フレーム26に固定される。Next, as shown in FIG. 6, the upper stopper 38 is inserted into the hole 28A of the upper frame 28 from above, and the upper stopper 3 is inserted.
8 is fitted into the upper end 30 </ b> B of the column 30. Thereby, the support 30 is fixed to the upper frame 28 and the lower frame 26 as shown in FIG.
【0033】このように本実施の形態によれば、差し込
み式の下部受栓36及び上部受栓38によって、支柱3
0を下フレーム26、及び上フレーム28に固定するこ
とができる。したがって、溶接等をする必要がなく、ま
た、ねじや割りピン等も不要になるので、支柱30を効
率よく固定することができる。As described above, according to the present embodiment, the column 3 is formed by the plug-in type lower stopper 36 and upper stopper 38.
0 can be fixed to the lower frame 26 and the upper frame 28. Therefore, it is not necessary to perform welding or the like, and screws and split pins are not required, so that the column 30 can be fixed efficiently.
【0034】また、本実施の形態によれば、支柱30の
上端部30Bと上フレーム28との間に所定の隙間Hが
設けられているので、被処理水の温度変化等によって支
柱30が伸縮しても支柱30が破損しない。Further, according to the present embodiment, since the predetermined gap H is provided between the upper end portion 30B of the column 30 and the upper frame 28, the column 30 expands and contracts due to a change in the temperature of the water to be treated. Even if the support 30 is not damaged.
【0035】また、嫌気槽10の内部を4つの区画に均
等に仕切る整流板34を設けたので、被処理水が嫌気槽
10の内部を偏って流れることを防止できる。Since the rectifying plate 34 for uniformly dividing the inside of the anaerobic tank 10 into four sections is provided, it is possible to prevent the water to be treated from flowing unevenly inside the anaerobic tank 10.
【0036】さらに、上述した皿状濾材32の組み付け
方法によれば、固定リング42を支柱30に固定するだ
けで、複数の皿状濾材32、32、…を同時に支柱30
に固定することができる。したがって、皿状濾材32の
組み付け作業も効率良く行うことができる。Further, according to the above-described method of assembling the dish-shaped filter medium 32, the fixing ring 42 is simply fixed to the column 30, and the plurality of dish-shaped filter media 32, 32,.
Can be fixed. Therefore, the work of assembling the dish-shaped filter medium 32 can be performed efficiently.
【0037】[0037]
【発明の効果】以上説明したように本発明に係る嫌気槽
処理装置によれば、第1固定部材を支柱の下端部に嵌め
込んで下フレームの孔に差し込み、第2固定部材を上フ
レームの孔に差し込んで支柱の上端部に嵌め込むことに
よって、支柱を固定するようにしたので、支柱の固定作
業を効率良く行うことができる。As described above, according to the anaerobic tank treatment apparatus of the present invention, the first fixing member is fitted into the lower end portion of the column and inserted into the hole of the lower frame, and the second fixing member is inserted into the hole of the upper frame. Since the support is fixed by inserting it into the hole and fitting it to the upper end of the support, the work of fixing the support can be performed efficiently.
【図1】本発明に係る嫌気槽処理装置の嫌気槽の構造を
示す斜視図FIG. 1 is a perspective view showing a structure of an anaerobic tank of an anaerobic tank processing apparatus according to the present invention.
【図2】濾材ブロックを示す斜視図FIG. 2 is a perspective view showing a filter medium block.
【図3】支柱及び皿状濾材の組み付け構造を示す側面断
面図FIG. 3 is a side sectional view showing an assembling structure of a column and a dish-shaped filter medium.
【図4】皿状濾材を示す斜視図FIG. 4 is a perspective view showing a dish-shaped filter medium.
【図5】下部受栓の組み付け方法を示す斜視図FIG. 5 is a perspective view showing a method of assembling the lower stopper.
【図6】上部受栓の組み付け方法を示す斜視図FIG. 6 is a perspective view showing a method of assembling the upper stopper.
10…嫌気槽、12…供給管、16…濾材ブロック、2
6…下フレーム、26A…孔、28…上フレーム、28
A…孔、30…支柱、32…皿状濾材、34…整流板、
36…下部受栓、38…上部受栓、40…スペーサ、4
2…固定リング10 anaerobic tank, 12 supply pipe, 16 filter medium block, 2
6 lower frame, 26A hole, 28 upper frame, 28
A: hole, 30: column, 32: dish-shaped filter medium, 34: rectifying plate,
36: lower stopper, 38: upper stopper, 40: spacer, 4
2. Fixing ring
Claims (3)
の濾材を支持するとともに、上端部が前記嫌気槽内の上
フレームに支持され、下端部が前記嫌気槽内の下フレー
ムに支持される支柱を備えた嫌気槽処理装置において、 前記支柱は、 該支柱の下部に嵌め込まれて、前記下フレームに形成さ
れた孔に差し込まれる第1固定部材と、 前記上フレームに形成された孔に上側から差し込まれ
て、前記支柱の上端部に嵌め込まれる第2固定部材と、 によって前記上フレーム及び前記下フレームに固定され
ることを特徴とする嫌気槽処理装置1. An anaerobic tank which is installed vertically to support a filter medium in the anaerobic tank, has an upper end supported by an upper frame in the anaerobic tank, and a lower end supported by a lower frame in the anaerobic tank. In the anaerobic tank treatment device provided with a supported column, the column is fitted into a lower portion of the column, and a first fixing member inserted into a hole formed in the lower frame; and a column formed on the upper frame. An anaerobic tank treatment device fixed to the upper frame and the lower frame by a second fixing member inserted into the hole from above and fitted to the upper end of the column.
には、所定の隙間が形成されることを特徴とする請求項
1記載の嫌気槽処理装置。2. The anaerobic tank treatment apparatus according to claim 1, wherein a predetermined gap is formed between an upper end portion of the support and the upper frame.
まれることを特徴とする請求項1又は2記載の嫌気槽処
理装置。3. The anaerobic tank treatment apparatus according to claim 1, wherein the support is surrounded by a straightening plate every plural columns.
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JP2001040603A JP4337020B2 (en) | 2001-02-16 | 2001-02-16 | Anaerobic tank treatment equipment |
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JP2002239588A true JP2002239588A (en) | 2002-08-27 |
JP4337020B2 JP4337020B2 (en) | 2009-09-30 |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004160346A (en) * | 2002-11-12 | 2004-06-10 | Hideken Sekkei:Kk | Anaerobic digestion tank and anaerobic/aerobic filter bed method |
JP2007209855A (en) * | 2006-02-07 | 2007-08-23 | Tokyo Univ Of Marine Science & Technology | Microorganism support single substance and sewage purifying apparatus for sewage purification |
JP2008029945A (en) * | 2006-07-27 | 2008-02-14 | Spring Field Kk | Microbial carrier for waste water treatment, and waste water treatment apparatus |
-
2001
- 2001-02-16 JP JP2001040603A patent/JP4337020B2/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2004160346A (en) * | 2002-11-12 | 2004-06-10 | Hideken Sekkei:Kk | Anaerobic digestion tank and anaerobic/aerobic filter bed method |
JP2007209855A (en) * | 2006-02-07 | 2007-08-23 | Tokyo Univ Of Marine Science & Technology | Microorganism support single substance and sewage purifying apparatus for sewage purification |
JP2008029945A (en) * | 2006-07-27 | 2008-02-14 | Spring Field Kk | Microbial carrier for waste water treatment, and waste water treatment apparatus |
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