JP2000336681A - Earthquake resistant sleeve for pipe connected to manhole - Google Patents
Earthquake resistant sleeve for pipe connected to manholeInfo
- Publication number
- JP2000336681A JP2000336681A JP11153482A JP15348299A JP2000336681A JP 2000336681 A JP2000336681 A JP 2000336681A JP 11153482 A JP11153482 A JP 11153482A JP 15348299 A JP15348299 A JP 15348299A JP 2000336681 A JP2000336681 A JP 2000336681A
- Authority
- JP
- Japan
- Prior art keywords
- manhole
- tubular joint
- joint rubber
- sleeve
- pipe
- 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
Landscapes
- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、マンホ―ルに接続
されている管の耐震スリ―ブに関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a seismic sleeve for a pipe connected to a manhole.
【０００２】[0002]
【従来の技術】従来，マンホ―ルに接続される管の耐震
継手構造としては例えば特許第２６７３２７８号に開示
されているように、筒状パッキングを備えた取付部材を
マンホ―ル壁面に取付け、マンホ―ルに接続される管の
一端部の外周に前記筒状パッキングを固定して、該パッ
キングによって地層変動に対する適切な吸収追従性を得
るようにしたものがある。2. Description of the Related Art Conventionally, as a seismic joint structure of a pipe connected to a manhole, as disclosed in, for example, Japanese Patent No. 2673278, a mounting member having a tubular packing is mounted on the wall of the manhole. There is one in which the cylindrical packing is fixed to the outer periphery of one end of a pipe connected to a manhole, and the packing provides an appropriate absorption follow-up property with respect to formation change.
【０００３】[0003]
【発明が解決しようとする課題】ところで、前記公知の
ものでは、マンホ―ルに接続される管の一端部の外周に
筒状パッキングを固定するものであるため、該管の埋設
時には筒状パッキングを容易に固定することができる
が、既にマンホ―ルに接続されている管の外周に上述の
ような筒状パッキングを固定することは周囲の土を掘り
返さない限り極めて困難なことである。By the way, in the known device, a tubular packing is fixed to the outer periphery of one end of a pipe connected to a manhole. Therefore, when the pipe is buried, the tubular packing is fixed. Can be easily fixed, but it is extremely difficult to fix the above-mentioned cylindrical packing around the pipe already connected to the manhole unless the surrounding soil is dug up.
【０００４】本発明は、従来の技術の有するこのような
問題点に鑑みてなされたものであり、その目的とすると
ころは、既にマンホ―ルに接続されている管に周囲の土
を掘り返すことなく、マンホ―ル内側から耐震スリ―ブ
を水密に取付け、その取付は簡単で取付作業は能率的
な、マンホ―ルに接続された管用耐震スリ―ブを提供し
ようとするものである。The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to dig the surrounding soil into a pipe already connected to the manhole. Instead, the seismic sleeve is attached watertight from the inside of the manhole, and its purpose is to provide a seismic sleeve for pipes connected to the manhole, which is easy to install and efficient.
【０００５】[0005]
【課題を解決するための手段】上記目的を達成するため
に、本発明におけるマンホ―ルに接続された管用耐震ス
リ―ブは、一端にマンホ―ル内壁への取付用鍔を備えた
管状継手ゴムの外周を接着剤を介して前記マンホ―ルに
接続されている管の内面に接着させ、前記取付用鍔を前
記マンホ―ル内壁に固定したことを特徴とするものであ
る。In order to achieve the above-mentioned object, a pipe seismic sleeve connected to a manhole according to the present invention is provided with a tubular joint having at one end a flange for attachment to an inner wall of the manhole. The outer periphery of rubber is adhered to the inner surface of a tube connected to the manhole via an adhesive, and the mounting flange is fixed to the inner wall of the manhole.
【０００６】また、前記取付用鍔の外面に押えスリ―ブ
を配置し、該押えスリ―ブを取付用鍔を介して前記マン
ホ―ル内壁に固定したことを特徴とするものである。[0006] Further, a holding sleeve is disposed on the outer surface of the mounting flange, and the holding sleeve is fixed to the inner wall of the manhole via the mounting flange.
【０００７】また、前記管状継手ゴムの肉厚内にリング
状の複数の補強鋼板を間隔を置いて内在させたことを特
徴とするものである。[0007] Further, a plurality of ring-shaped reinforcing steel plates are provided within the thickness of the tubular joint rubber at intervals.
【０００８】また、前記管状継手ゴム肉厚内にコイルス
プリングを巻回させたことを特徴とするものである。Further, a coil spring is wound around the rubber thickness of the tubular joint.
【０００９】また、前記管状継手ゴムの内周に複数の樹
脂バンド保持部を形成し、該保持部に配置された樹脂バ
ンドによって管状継手ゴムをマンホ―ルに接続されてい
る管に圧接させるようにしたことを特徴とするものであ
る。In addition, a plurality of resin band holding portions are formed on the inner periphery of the tubular joint rubber, and the tubular joint rubber is pressed against a pipe connected to the manhole by a resin band arranged in the holding portion. It is characterized by having made it.
【００１０】さらに、前記管状継手ゴムの外周に接着剤
保持用の多数の突起をリング状に形成し、該管状継手ゴ
ムの他端内周面を外周に至る傾斜面としたことを特徴と
するものである。[0010] Further, a large number of protrusions for holding an adhesive are formed in a ring shape on the outer periphery of the tubular joint rubber, and the other inner peripheral surface of the other end of the tubular joint rubber is formed as an inclined surface reaching the outer periphery. Things.
【００１１】[0011]
【発明の実施の形態】図１ないし図４は本発明の第１の
実施例に関連するものであり、図１は本発明に係る耐震
スリ―ブをマンホ―ルに接続されている管に適用した概
略断面図、図２はその要部断面図、図３は管状継手ゴム
の断面図、図４はその正面図である。1 to 4 relate to a first embodiment of the present invention. FIG. 1 shows a seismic sleeve according to the present invention connected to a pipe connected to a manhole. FIG. 2 is a cross-sectional view of a tubular joint rubber, and FIG. 4 is a front view thereof.
【００１２】図において、１はマンホ―ル２に接続され
ている管であり、該管１の内面には前記マンホ―ル２の
内側から挿入され耐震スリ―ブを構成する管状継手ゴム
３が配置され、該管状継手ゴム３の外周に塗布された接
着剤によって管１と管状継手ゴム３は一体化されてい
る。In FIG. 1, reference numeral 1 denotes a pipe connected to a manhole 2. On the inner surface of the pipe 1, a tubular joint rubber 3 inserted from the inside of the manhole 2 and constituting an earthquake-resistant sleeve is shown. The tube 1 and the tubular joint rubber 3 are integrated by an adhesive that is arranged and applied to the outer periphery of the tubular joint rubber 3.
【００１３】前記管状継手ゴム３のマンホ―ル側端部に
はマンホ―ル２内壁への取付用鍔４が形成されており、
該取付用鍔４において、管状継手ゴム３はアンカ―ボル
ト５によってマンホ―ル内壁に固定されている。A flange 4 for attachment to the inner wall of the manhole 2 is formed at an end of the tubular joint rubber 3 on the manhole side.
In the mounting flange 4, the tubular joint rubber 3 is fixed to the inner wall of the manhole by an anchor bolt 5.
【００１４】以上のような構成からなる耐震スリ―ブで
あるので、該耐震スリ―ブは、周囲の土を掘り返すこと
なくマンホ―ル内側から水密に取付けられ、その取付は
簡単で取付作業は能率的なものであり、地震等による地
層変動に対して、マンホ―ル２に接続されている管１の
取付部は可撓性を有する管状継手ゴム３によって補強さ
れていることから該取付部からの破損が防止され、仮に
該取付部が破損してもマンホ―ル２内と管１との間には
管状継手ゴム３が介在されているので、マンホ―ル２内
或は管１内の流動体が地中に放出されることはないもの
である。Since the seismic sleeve is constructed as described above, the seismic sleeve can be mounted watertight from the inside of the manhole without digging the surrounding soil. It is efficient, and the formation of the pipe 1 connected to the manhole 2 is reinforced by the flexible tubular joint rubber 3 against the formation change due to the earthquake or the like. Even if the mounting portion is broken, since the tubular joint rubber 3 is interposed between the inside of the manhole 2 and the pipe 1, the inside of the manhole 2 or the inside of the pipe 1 is prevented. Of fluids will not be released into the ground.
【００１５】次に第２の実施例について図５ないし図７
を用いて説明をする。図５はその実施例の要部断面図、
図６は押えスリ―ブの正面図、図７はその側面図であ
る。Next, FIGS. 5 to 7 show a second embodiment.
This will be described with reference to FIG. FIG. 5 is a sectional view of a main part of the embodiment,
FIG. 6 is a front view of the presser sleeve, and FIG. 7 is a side view thereof.
【００１６】この実施例では、先の実施例における管状
継手ゴム３の一部内周および取付用鍔４の外面に当接さ
れる押えスリ―ブ６を備えたものである。そして、該押
えスリ―ブ６は管状継手ゴム３の一部内周に当接する円
筒部７と前記取付用鍔４の外面に当接する鍔８とで構成
され、ポリプロピレンのような合成樹脂製或はステンレ
スのような鋼鉄製であり、該押えスリ―ブ６を管状継手
ゴム３の一部内周および取付用鍔４の外面に当接させて
管状継手ゴム３を補強すると共に取付用鍔４と協働して
管状継手ゴム３をアンカ―ボルト５によってマンホ―ル
内壁により確実に固定するものである。そして、その余
の構成は先の実施例と実質的に同一であるのでその説明
を省略する。In this embodiment, a pressing sleeve 6 is provided which comes into contact with a part of the inner circumference of the tubular joint rubber 3 and the outer surface of the mounting flange 4 in the previous embodiment. The pressing sleeve 6 is composed of a cylindrical portion 7 which comes into contact with a part of the inner periphery of the tubular joint rubber 3 and a flange 8 which comes into contact with the outer surface of the mounting flange 4, and is made of synthetic resin such as polypropylene or polypropylene. The pressing sleeve 6 is made of steel such as stainless steel, and the pressing sleeve 6 is brought into contact with a part of the inner circumference of the tubular joint rubber 3 and the outer surface of the mounting flange 4 to reinforce the tubular joint rubber 3 and cooperate with the mounting flange 4. By working, the tubular joint rubber 3 is securely fixed to the inner wall of the manhole by the anchor bolt 5. The remaining configuration is substantially the same as that of the previous embodiment, and the description thereof is omitted.
【００１７】また、図２および図３に示すように、管状
継手ゴム３として該管状継手ゴム３の肉厚内にリング状
の複数の例えばステンレス製の補強鋼板９を間隔を置い
て内在させたものがある。この場合には、管状継手ゴム
３が十分な可撓性を保持しながら該管状継手ゴム３の補
強も確実にできるものとなる。As shown in FIGS. 2 and 3, a plurality of ring-shaped, for example, stainless steel reinforcing steel plates 9 are provided at intervals in the thickness of the tubular joint rubber 3 as the tubular joint rubber 3. There is something. In this case, it is possible to reliably reinforce the tubular joint rubber 3 while maintaining sufficient flexibility of the tubular joint rubber 3.
【００１８】また、図８に示すように、管状継手ゴム３
として該管状継手ゴム３の肉厚内にコイルスプリング１
０を巻回させたものがある。この場合にも、管状継手ゴ
ム３が十分な可撓性を保持しながら該管状継手ゴム３の
補強も確実にできるものとなる。Further, as shown in FIG.
Coil spring 1 within the thickness of the tubular joint rubber 3
0 is wound. Also in this case, it is possible to reliably reinforce the tubular joint rubber 3 while maintaining the sufficient flexibility of the tubular joint rubber 3.
【００１９】また、図５，図９および図１０に示すよう
に、管状継手ゴム３として該管状継手ゴム３の内周に複
数（図では３箇所）の樹脂バンド保持部１１を形成し、
該保持部に配置された例えばガラス繊維入り強化樹脂か
らなる樹脂バンド１２によって管状継手ゴム３をマンホ
―ルに接続されている管１に圧接させるようにしたもの
がある。この場合にも、管状継手ゴム３が十分な可撓性
を保持しながら該管状継手ゴム３の補強も確実にできる
ものとなる。As shown in FIGS. 5, 9 and 10, a plurality of (three in the figure) resin band holding portions 11 are formed on the inner periphery of the tubular joint rubber 3 as the tubular joint rubber 3.
There is one in which a tubular joint rubber 3 is pressed against a pipe 1 connected to a manhole by a resin band 12 made of, for example, a reinforced resin containing glass fiber disposed in the holding portion. Also in this case, it is possible to reliably reinforce the tubular joint rubber 3 while maintaining the sufficient flexibility of the tubular joint rubber 3.
【００２０】更に、図３および図９に示すように、管状
継手ゴム３の外周には接着剤保持用の多数の突起１３を
リング状に形成し、該管状継手ゴム３の他端内周面を外
周に至る傾斜面１４を形成することもできる。この場合
には、リング状に形成した突起１２によって管状継手ゴ
ム３の外周に塗布される接着剤は均等に且つ確実に保持
されて管状継手ゴム３は確実にマンホ―ルに接続されて
いる管１に圧接されるものとなる。Further, as shown in FIGS. 3 and 9, on the outer periphery of the tubular joint rubber 3, a number of projections 13 for holding an adhesive are formed in a ring shape. Can be formed as an inclined surface 14 extending to the outer periphery. In this case, the adhesive applied to the outer periphery of the tubular joint rubber 3 is uniformly and securely held by the ring-shaped projections 12, so that the tubular joint rubber 3 is securely connected to the manhole. 1 is pressed.
【００２１】なお、管状継手ゴム３と押えスリ―ブ６の
組み合わせや管状継手ゴム３における外周の突起１２の
形成等の選択は本発明の技術思想の範囲内において適宜
選択し得るものである。The selection of the combination of the tubular joint rubber 3 and the pressing sleeve 6 and the formation of the outer peripheral projections 12 on the tubular joint rubber 3 can be appropriately selected within the scope of the technical concept of the present invention.
【００２２】[0022]
【発明の効果】本発明のマンホ―ルに接続された管用耐
震スリ―ブによれば、既にマンホ―ルに接続されている
管に周囲の土を掘り返すことなく、マンホ―ル内側から
耐震スリ―ブを水密に取付け、その取付は簡単で取付作
業は能率的な、マンホ―ルに接続された管用耐震スリ―
ブとなるものである。According to the seismic sleeve for pipes connected to the manhole of the present invention, the seismic sleeve from the inside of the manhole can be used without digging the surrounding soil into the pipe already connected to the manhole. -The water-tight mounting of the valve, the installation is easy and the mounting work is efficient, the seismic frame for pipes connected to the manhole.
It becomes something.
【図１】図１は本発明に係る耐震スリ―ブをマンホ―ル
に接続されている管に適用した概略断面図である。FIG. 1 is a schematic sectional view in which an earthquake-resistant sleeve according to the present invention is applied to a pipe connected to a manhole.
【図２】図２はその要部断面図である。FIG. 2 is a cross-sectional view of a main part thereof.
【図３】図３は管状継手ゴムの実施例の断面図である。FIG. 3 is a sectional view of an embodiment of a tubular joint rubber.
【図４】図４はその正面図である。FIG. 4 is a front view of the same.
【図５】図５は本発明に係る耐震スリ―ブをマンホ―ル
に接続されている管に適用した他の実施例の概略断面図
である。FIG. 5 is a schematic sectional view of another embodiment in which the earthquake-resistant sleeve according to the present invention is applied to a pipe connected to a manhole.
【図６】図６は押えスリ―ブの実施例の正面図である。FIG. 6 is a front view of an embodiment of a holding sleeve.
【図７】図７はその側面図である。FIG. 7 is a side view thereof.
【図８】図８は管状継手ゴムの他の実施例の断面図であ
る。FIG. 8 is a sectional view of another embodiment of the tubular joint rubber.
【図９】図９は管状継手ゴムの更に他の実施例の断面図
である。FIG. 9 is a sectional view of still another embodiment of the tubular joint rubber.
【図１０】図１０は樹脂バンドの実施例の正面図であ
る。FIG. 10 is a front view of an embodiment of a resin band.
１ マンホ―ルに接続されている管 ２ マンホ―ル ３ 管状継手ゴム ４ 取付用鍔 ６ 押えスリ―ブ ９ 補強鋼板 １０ コイルスプリング １１ 樹脂バンド保持部 １２ 樹脂バンド １３ 突起 １４ 傾斜面 DESCRIPTION OF SYMBOLS 1 Pipe connected to manhole 2 Manhole 3 Tubular joint rubber 4 Mounting flange 6 Holding sleeve 9 Reinforced steel plate 10 Coil spring 11 Resin band holding part 12 Resin band 13 Projection 14 Slope
Claims (6)
―ブにおいて、一端にマンホ―ル内壁への取付用鍔を備
えた管状継手ゴムの外周を接着剤を介して前記マンホ―
ルに接続されている管の内面に接着させ、前記取付用鍔
を前記マンホ―ル内壁に固定したことを特徴とするマン
ホ―ルに接続された管用耐震スリ―ブ。1. An earthquake-resistant sleeve for a pipe connected to a manhole, wherein the outer periphery of a tubular joint rubber having a flange for attachment to an inner wall of the manhole at one end is connected to the manhole via an adhesive.
A seismic sleeve for a pipe connected to a manhole, wherein the mounting flange is fixed to an inner wall of the manhole, and the flange is attached to an inner surface of a pipe connected to the pipe.
し、該押えスリ―ブを取付用鍔を介して前記マンホ―ル
内壁に固定したことを特徴とする請求項１記載のマンホ
―ルに接続された管用耐震スリ―ブ。2. A holding sleeve is disposed on an outer surface of the mounting flange, and the holding sleeve is fixed to the inner wall of the manhole via a mounting flange. Seismic sleeve for pipes connected to the manhole.
数の補強鋼板を間隔を置いて内在させたことを特徴とす
る請求項１又は請求項２記載のマンホ―ルに接続された
管用耐震スリ―ブ。3. A manhole as claimed in claim 1 or 2, wherein a plurality of ring-shaped reinforcing steel plates are provided within the thickness of said tubular joint rubber at intervals. Seismic sleeve for pipes.
グを巻回させたことを特徴とする請求項２記載のマンホ
―ルに接続された管用耐震スリ―ブ。4. A seismic sleeve for a pipe connected to a manhole according to claim 2, wherein a coil spring is wound around said tubular joint rubber thickness.
ド保持部を形成し、該保持部に配置された樹脂バンドに
よって管状継手ゴムをマンホ―ルに接続されている管に
圧接させるようにしたことを特徴とする請求項２記載の
マンホ―ルに接続された管用耐震スリ―ブ。5. A plurality of resin band holding portions are formed on the inner periphery of the tubular joint rubber, and the tubular joint rubber is pressed against a pipe connected to a manhole by a resin band disposed in the holding portion. 3. A seismic sleeve for a pipe connected to a manhole according to claim 2, wherein
多数の突起をリング状に形成し、該管状継手ゴムの他端
内周面を外周に至る傾斜面としたことを特徴とする請求
項１ないし請求項５記載のマンホ―ルに接続された管用
耐震スリ―ブ。6. A plurality of protrusions for holding an adhesive are formed on the outer periphery of the tubular joint rubber in a ring shape, and the inner peripheral surface of the other end of the tubular joint rubber is a sloped surface extending to the outer periphery. A seismic sleeve for pipes connected to the manhole according to claim 1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15348299A JP3202729B2 (en) | 1999-06-01 | 1999-06-01 | Seismic sleeve for pipes connected to the manhole |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15348299A JP3202729B2 (en) | 1999-06-01 | 1999-06-01 | Seismic sleeve for pipes connected to the manhole |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000336681A true JP2000336681A (en) | 2000-12-05 |
| JP3202729B2 JP3202729B2 (en) | 2001-08-27 |
Family
ID=15563548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15348299A Expired - Fee Related JP3202729B2 (en) | 1999-06-01 | 1999-06-01 | Seismic sleeve for pipes connected to the manhole |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3202729B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005330684A (en) * | 2004-05-19 | 2005-12-02 | Teihyu Corp | Earthquake resisting construction method and earthquake resisting structure for connection part in underground pipe |
| JP2006144229A (en) * | 2004-11-16 | 2006-06-08 | Toa Grout Kogyo Co Ltd | Earthquake resisting structure of pipeline, and forming method therefor |
| JP2008248602A (en) * | 2007-03-30 | 2008-10-16 | Kubota Ci Kk | Sewer conduit |
| JP2008297772A (en) * | 2007-05-30 | 2008-12-11 | Toa Grout Kogyo Co Ltd | Socket for gully |
| JP2009155963A (en) * | 2007-12-27 | 2009-07-16 | Tokyo Metropolitan Sewerage Service Corp | Aseismatic construction method for manhole connection part of existing pipe |
| JP2016053262A (en) * | 2014-09-03 | 2016-04-14 | 株式会社昇和産業 | Earthquake strengthening pipe and in-pipe earthquake strengthening method |
-
1999
- 1999-06-01 JP JP15348299A patent/JP3202729B2/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005330684A (en) * | 2004-05-19 | 2005-12-02 | Teihyu Corp | Earthquake resisting construction method and earthquake resisting structure for connection part in underground pipe |
| JP4554987B2 (en) * | 2004-05-19 | 2010-09-29 | 帝国ヒューム管東日本株式会社 | Seismic retrofitting method and seismic structure of connecting part in underground pipe |
| JP2006144229A (en) * | 2004-11-16 | 2006-06-08 | Toa Grout Kogyo Co Ltd | Earthquake resisting structure of pipeline, and forming method therefor |
| JP4695381B2 (en) * | 2004-11-16 | 2011-06-08 | 東亜グラウト工業株式会社 | Seismic structure of pipe and method of forming seismic structure of pipe |
| JP2008248602A (en) * | 2007-03-30 | 2008-10-16 | Kubota Ci Kk | Sewer conduit |
| JP2008297772A (en) * | 2007-05-30 | 2008-12-11 | Toa Grout Kogyo Co Ltd | Socket for gully |
| JP2009155963A (en) * | 2007-12-27 | 2009-07-16 | Tokyo Metropolitan Sewerage Service Corp | Aseismatic construction method for manhole connection part of existing pipe |
| JP2016053262A (en) * | 2014-09-03 | 2016-04-14 | 株式会社昇和産業 | Earthquake strengthening pipe and in-pipe earthquake strengthening method |
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| JP3202729B2 (en) | 2001-08-27 |
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