JPH0326308U - - Google Patents
Info
- Publication number
- JPH0326308U JPH0326308U JP8815289U JP8815289U JPH0326308U JP H0326308 U JPH0326308 U JP H0326308U JP 8815289 U JP8815289 U JP 8815289U JP 8815289 U JP8815289 U JP 8815289U JP H0326308 U JPH0326308 U JP H0326308U
- Authority
- JP
- Japan
- Prior art keywords
- filter bed
- filtration chamber
- water
- drainage
- culvert
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 238000001914 filtration Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 4
- 238000011001 backwashing Methods 0.000 claims 1
- 238000005192 partition Methods 0.000 description 1
Description
第１図は本考案の重力濾過池の濾床上部水抜用
サイフオン管の第１実施例の要部を示す縦断側面
図、第２図は第２実施例についての要部の縦断側
面図、第３図は本考案の適用される重力濾過池の
１例の縦断側面図である。
１…原水、２…濾過室、３…濾床、４…集水機
構、５…集水室、６…濾過水サイフオン管、７…
処理水渠、８…逆洗用水貯槽、９…排水渠、１０
…排水ゲート、１１…支切壁、１２…逆洗排水ト
ラフ、１３，１３Ａ，１３Ｂ…水抜用サイフオン
管、１４…排気弁、１５…洗浄用空気、１６…逆
洗用サイフオン管、ｌ１…上位水準、ｌ２…下位
水準、Ｌ１，Ｌ２…管部長さ、Ａ…水準。
FIG. 1 is a longitudinal sectional side view showing the main parts of the first embodiment of the siphon pipe for draining water from the upper part of the filter bed of the gravity filtration basin of the present invention, and FIG. 2 is a longitudinal sectional side view of the main parts of the second embodiment. FIG. 3 is a longitudinal sectional side view of an example of a gravity filter to which the present invention is applied. 1... Raw water, 2... Filtration chamber, 3... Filter bed, 4... Water collection mechanism, 5... Water collection chamber, 6... Filtered water siphon pipe, 7...
Treated water culvert, 8...Backwash water storage tank, 9...Drainage culvert, 10
... Drainage gate, 11 ... Partition wall, 12 ... Backwash drainage trough, 13, 13A, 13B ... Drainage siphon pipe, 14 ... Exhaust valve, 15 ... Cleaning air, 16 ... Backwash siphon pipe, l 1 ... Upper level, l2 ...lower level, L1 , L2 ...pipe length, A...level.
Claims (1)
づまりした濾床の逆洗時に、空気洗浄あるいは表
面洗浄前に濾過室内の水を濾床直上の下位水準ま
で水抜きするため、下位水準にある管端開口から
濾過室内を立上り逆洗排水トラフ高さの支切壁を
越えて隣設排水渠内を立下るよう配設した水抜用
サイフオン管につき、その排水渠内立下り管部の
前記下位水準以下の管内容積を濾過室内立上り管
部の管内容積よりも大にしたことを特徴とする重
力濾過池の濾床上部水抜装置用サイフオン管。 In gravity filters equipped with an air cleaning mechanism, when backwashing a clogged filter bed, the water in the filtration chamber is drained to a lower level directly above the filter bed before air cleaning or surface cleaning. For water drainage siphon pipes that are arranged to rise from the opening into the filtration chamber, cross the dividing wall at the height of the backwash drainage trough, and fall into the adjacent drainage culvert, below the above-mentioned lower level of the falling pipe in the culvert. A siphon tube for a water drainage device above a filter bed of a gravity filtration basin, characterized in that the internal volume of the tube is larger than that of a riser pipe section in a filtration chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8815289U JPH0711767Y2 (en) | 1989-07-26 | 1989-07-26 | Saifuon tube for draining water from the upper part of the gravity bed |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8815289U JPH0711767Y2 (en) | 1989-07-26 | 1989-07-26 | Saifuon tube for draining water from the upper part of the gravity bed |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0326308U true JPH0326308U (en) | 1991-03-18 |
| JPH0711767Y2 JPH0711767Y2 (en) | 1995-03-22 |
Family
ID=31637781
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8815289U Expired - Fee Related JPH0711767Y2 (en) | 1989-07-26 | 1989-07-26 | Saifuon tube for draining water from the upper part of the gravity bed |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0711767Y2 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015116533A (en) * | 2013-12-18 | 2015-06-25 | 水ｉｎｇ株式会社 | Slowdown washing filtration apparatus and filtration method of the same |
| CN120923043A (en) * | 2025-10-14 | 2025-11-11 | 内蒙古蓝天碧水环境科技工程有限公司 | Efficient denitrification filter |
-
1989
- 1989-07-26 JP JP8815289U patent/JPH0711767Y2/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2015116533A (en) * | 2013-12-18 | 2015-06-25 | 水ｉｎｇ株式会社 | Slowdown washing filtration apparatus and filtration method of the same |
| CN120923043A (en) * | 2025-10-14 | 2025-11-11 | 内蒙古蓝天碧水环境科技工程有限公司 | Efficient denitrification filter |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0711767Y2 (en) | 1995-03-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |