JP3870379B2 - マンホールの防音及び臭気止め装置 - Google Patents
マンホールの防音及び臭気止め装置 Download PDFInfo
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- JP3870379B2 JP3870379B2 JP2004001799A JP2004001799A JP3870379B2 JP 3870379 B2 JP3870379 B2 JP 3870379B2 JP 2004001799 A JP2004001799 A JP 2004001799A JP 2004001799 A JP2004001799 A JP 2004001799A JP 3870379 B2 JP3870379 B2 JP 3870379B2
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- Prior art keywords
- lid
- manhole
- hole
- exhaust
- control device
- 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.)
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 12
- 230000001877 deodorizing effect Effects 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Description
また、前記排気孔には、圧力上昇により自動開閉する排気用蓋を備えたことにある(請求項1)。
また、前記下蓋に形成の内径孔は人が通れる600mmとしたことにある(請求項2)。
2 縦孔
4 蓋
5 防音及び防臭止め装置
7 下蓋
8 上蓋
15 水抜き孔
16 排気孔
17 水抜き開口
18 筒体
19 筒体の開口
20 水抜き用蓋
26 排気用蓋
Claims (2)
- マンホール内壁に取付アングル部材により取付られ、内径孔を持つ下蓋と、この下蓋上に載置する上蓋を有し、該上蓋は連結手段により前記下蓋上に取付られるように構成し、前記上蓋には、その上面に把手を設けると共に雨水をマンホール内に落下させる水抜き孔と、マンホール内より外部へ圧力を放出させる排気孔とを形成すると共に、前記水抜き孔には、雨水の重さにより自動開閉する水抜き用蓋を備え、
また、前記排気孔には、圧力上昇により自動開閉する排気用蓋を備えたことを特徴とするマンホールの防音及び臭気止め装置。 - 前記下蓋に形成の内径孔は人が通れる600mmとしたことを特徴とする請求項1記載のマンホールの防音及び臭気止め装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004001799A JP3870379B2 (ja) | 2004-01-07 | 2004-01-07 | マンホールの防音及び臭気止め装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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JP2004001799A JP3870379B2 (ja) | 2004-01-07 | 2004-01-07 | マンホールの防音及び臭気止め装置 |
Publications (2)
Publication Number | Publication Date |
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JP2005194770A JP2005194770A (ja) | 2005-07-21 |
JP3870379B2 true JP3870379B2 (ja) | 2007-01-17 |
Family
ID=34817206
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004001799A Expired - Lifetime JP3870379B2 (ja) | 2004-01-07 | 2004-01-07 | マンホールの防音及び臭気止め装置 |
Country Status (1)
Country | Link |
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JP (1) | JP3870379B2 (ja) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101845824A (zh) * | 2010-03-05 | 2010-09-29 | 贵州怡力市政建筑装饰工程有限公司 | 检查井盖的密封与排气方法 |
CN109778988A (zh) * | 2019-01-16 | 2019-05-21 | 胡月明 | 一种市政下水管道处理设备 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4515993B2 (ja) * | 2005-10-07 | 2010-08-04 | 東京都下水道サービス株式会社 | 下水道用臭気防止装置 |
JP4924969B2 (ja) * | 2006-08-04 | 2012-04-25 | 東京都下水道サービス株式会社 | 下水道管路内の圧力開放装置 |
-
2004
- 2004-01-07 JP JP2004001799A patent/JP3870379B2/ja not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101845824A (zh) * | 2010-03-05 | 2010-09-29 | 贵州怡力市政建筑装饰工程有限公司 | 检查井盖的密封与排气方法 |
CN109778988A (zh) * | 2019-01-16 | 2019-05-21 | 胡月明 | 一种市政下水管道处理设备 |
Also Published As
Publication number | Publication date |
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JP2005194770A (ja) | 2005-07-21 |
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