JP2003287170A - End part fixture for earthquake resistant separation preventive tool of pipe connecting part - Google Patents
End part fixture for earthquake resistant separation preventive tool of pipe connecting partInfo
- Publication number
- JP2003287170A JP2003287170A JP2002088928A JP2002088928A JP2003287170A JP 2003287170 A JP2003287170 A JP 2003287170A JP 2002088928 A JP2002088928 A JP 2002088928A JP 2002088928 A JP2002088928 A JP 2002088928A JP 2003287170 A JP2003287170 A JP 2003287170A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- fixture
- jig
- seismic
- pipe connecting
- 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.)
- Pending
Links
- 238000000926 separation method Methods 0.000 title claims abstract description 58
- 230000003449 preventive effect Effects 0.000 title abstract 7
- 230000007797 corrosion Effects 0.000 claims abstract description 4
- 238000005260 corrosion Methods 0.000 claims abstract description 4
- 238000004804 winding Methods 0.000 claims abstract description 3
- 230000002265 prevention Effects 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 238000003780 insertion Methods 0.000 claims description 6
- 230000037431 insertion Effects 0.000 claims description 6
- 229910052782 aluminium Inorganic materials 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052742 iron Inorganic materials 0.000 claims description 4
- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 238000009954 braiding Methods 0.000 abstract description 2
- 230000002093 peripheral effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
Landscapes
- Joints With Sleeves (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、単位長さの管を接
続して形成される地中埋設管路において、地震や自動車
の振動等で管の接続部が離脱することを防止するために
用いられる、網状筒形の管接続部の耐震離脱防止治具を
管に固定するための端部固定具に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an underground buried pipe line formed by connecting pipes of unit length so as to prevent disconnection of the pipe connection portion due to an earthquake or vibration of an automobile. The present invention relates to an end fixture used to fix a seismic separation preventing jig for a mesh-like tubular pipe connection portion to a pipe.
【０００２】[0002]
【従来の技術】本発明において用いられる耐震離脱防止
治具とは、単位長さの管を接続して形成される地中埋設
管路を形成する時に、管の接続箇所を覆って用いられ
る、網状筒形の管接続部の耐震離脱防止治具を言う。即
ち、外力を受けた場合に管差し口と管受け口とが摺動可
能とされた管接続部を覆って取り付けられる耐震離脱防
止治具であって、耐食性金属線を中空筒状に編組してな
る網状筒形本体の一方の端部が、上記管受け口の最大外
径部を通過可能であり、かつその端部の直径を管受け口
の最大外径よりも小さく縮小してその直径を維持可能と
され、網状筒形本体の他方の端部に、管差し口側の管外
表面にその端部を固定するための固定金具が設けられて
いる管接続部の網状筒形の耐震離脱防止治具のことであ
る。2. Description of the Related Art A seismic separation preventing jig used in the present invention is used to cover a connecting portion of a pipe when forming an underground buried pipe line formed by connecting pipes of unit length. This is a seismic separation prevention jig for a mesh-like tubular pipe connection. That is, it is a seismic resistant separation preventing jig that is attached to cover the pipe connection part where the pipe insertion port and the pipe receiving port are slidable when an external force is applied, and the corrosion resistant metal wire is braided into a hollow cylindrical shape. One end of the reticulated tubular body can pass through the maximum outer diameter portion of the pipe receiving port, and the diameter of the end can be reduced to be smaller than the maximum outer diameter of the pipe receiving port to maintain the diameter. The other end of the reticulated tubular body is provided with a fixing bracket for fixing the end to the outer surface of the pipe on the pipe insertion side. It is an ingredient.
【０００３】この網状筒形の耐震離脱防止治具の両端部
は、接続されたそれぞれの管外周面に位置され、管接続
部の外径よりも、その端部の内径が小さくなるように、
網状筒形本体が管接続部を覆って固定されている。本体
の一方の端部は固定金具に接続されて、差し側管外周面
に密着して治具本体のその端部の位置が移動しないよう
にされる。他方の端部は受け側管に摺動可能な程度の内
径とされて、管の外周面上を摺動可能な摺動端部とされ
る。Both ends of the seismic separation preventing jig having a mesh-like tubular shape are located on the outer peripheral surfaces of the connected pipes so that the inner diameter of the end is smaller than the outer diameter of the pipe connecting portion.
A reticulated tubular body is secured over the tube connection. One end of the main body is connected to a fixing metal fitting so as to be in close contact with the outer peripheral surface of the insertion side tube so that the position of the end of the jig main body does not move. The other end has an inner diameter such that it can slide on the receiving pipe, and is a sliding end that can slide on the outer peripheral surface of the pipe.
【０００４】治具本体は、差し側管に位置する固定端部
から受け側管部の摺動端部まで、管接続部を覆って装着
され、治具本体の管接続部の最大直径部から摺動端部ま
での長さは、上記管接続部の弛み代より短くされてい
る。The jig main body is mounted over the pipe connecting portion from the fixed end located on the receiving side pipe to the sliding end of the receiving side pipe, and is mounted from the maximum diameter portion of the pipe connecting portion of the jig main body. The length to the sliding end is shorter than the slack margin of the pipe connecting portion.
【０００５】この差し側管に固定された固定端部は、地
震や自動車の振動等によって移動してはならず、従って
該端部の固定金具は、耐震離脱防止治具の取り付け作業
のし易さと同時に耐震離脱防止治具を確実に管接続部に
固定し、同時に耐震離脱防止治具が管を傷つけないよう
に固定されなければならない。The fixed end fixed to the pipe on the other side should not move due to an earthquake or vibration of an automobile. Therefore, the fixing metal fitting of the end is easy to install the seismic separation preventing jig. At the same time, the seismic separation prevention jig must be securely fixed to the pipe connection part, and at the same time, the seismic separation prevention jig must be fixed so as not to damage the pipe.
【０００６】[0006]
【発明が解決しようとする課題】本発明は、中空筒状に
編組された、管接続部の耐震離脱防止治具を、容易にか
つ確実に管に固定でき、かつ耐震離脱防止治具が管を傷
つけない、管接続部の耐震離脱防止治具の端部固定具を
提供する目的でなされたものだである。SUMMARY OF THE INVENTION According to the present invention, a seismic resistant separation preventing jig for a pipe connecting portion, which is braided into a hollow cylindrical shape, can be easily and surely fixed to the pipe, and the seismic resistant separation preventing jig is a pipe. It was made for the purpose of providing an end fixing device for a seismic separation preventing tool for pipe connection that does not damage the pipe.
【０００７】[0007]
【課題を解決するための手段】上記課題を解決するため
の本発明の請求項１記載の管接続部の耐震離脱防止治具
の端部固定具は、埋設管が外力を受けた場合に、隣り合
う埋設管同士の互いの管差し口と管受け口とが摺動可能
とされた管接続部を覆って取り付けられる、耐食性金属
線を中空筒状に編組してなる耐震離脱防止治具の網状筒
形本体の一方の端部を埋設管に固定するための埋設管を
巻回して用いられる耐震離脱防止治具の端部固定具であ
って、断面略矩形の固定具本体の、埋設管に接しない面
に、耐震離脱防止治具の端部を係合する複数の係合具が
設けられ、埋設管に接する面に、円周に沿った少なくと
も１本以上の凸条が設けられていることを特徴とする管
接続部の耐震離脱防止治具の端部固定具である。According to the first aspect of the present invention for solving the above-mentioned problems, an end fixing device of a seismic separation preventing jig for a pipe connecting portion is provided with: A net-like seismic separation prevention jig made by braiding a corrosion-resistant metal wire into a hollow cylinder, which is attached so as to cover the pipe connection part where the mutual pipe insertion port and pipe receiving port of adjacent buried pipes can slide An end fixture for a seismic resistant separation prevention jig that is used by winding an embedded pipe for fixing one end of a tubular body to the embedded pipe. A plurality of engaging tools for engaging the ends of the seismic separation preventing jig are provided on the surfaces not in contact with each other, and at least one or more ridges along the circumference are provided on the surface in contact with the buried pipe. This is an end fixture for a seismic separation prevention jig for a pipe connection.
【０００８】固定具本体の埋設管に当接する面の外側面
の一部に管受け口側に突出された突設部が設けられてい
ても良く、耐震離脱防止治具の係合具が、突設部に設け
られていても良い。A projecting portion projecting to the pipe receiving port side may be provided on a part of the outer surface of the surface of the fixture main body that comes into contact with the embedded pipe. It may be provided in the installation part.
【０００９】なお、固定具本体の埋設管に接する面に設
けられる円周方向に沿った凸条は、連続した条又は不連
続な条であっても良い。Incidentally, the convex ridges along the circumferential direction provided on the surface of the fixture body which contacts the buried pipe may be continuous ridges or discontinuous ridges.
【００１０】（作用）断面略矩形の固定具本体の、埋設
管に接しない面に、耐震離脱防止治具の端部を係合する
複数の係合具が設けられているので、耐震離脱防止治具
を係合した時にネットの端部が管本体に接触することが
なく、かつ管周囲に分散して係止されるため、地震や上
方を走行する自動車の振動等で引っ張り応力が掛かった
場合に、固定具が斜めに引かれることがないので、接続
箇所や管の損傷、あるいは水漏れの原因とならない。更
に、埋設管に接する面に、円周に沿って凸条が設けられ
ているので、管軸に沿って固定具が移動する恐れが少な
く、固定具本体の固定位置が初期に配置した位置から長
期に渡ってずれないので、性能が安定する。(Operation) Since a plurality of engaging tools for engaging the ends of the seismic separation preventing jig are provided on the surface of the fixing body having a substantially rectangular cross section that does not contact the buried pipe, seismic separation preventing When the jig is engaged, the end of the net does not come into contact with the pipe body and is dispersed and locked around the pipe, so tensile stress was applied due to an earthquake or vibration of a car traveling above. In this case, the fixture is not pulled obliquely, so that it does not cause damage to connection points or pipes, or cause water leakage. Furthermore, since the convex line is provided along the circumference on the surface that contacts the buried pipe, there is little risk that the fixture will move along the pipe axis, and the fixing position of the fixture body will be from the initial position. The performance is stable because it does not shift over a long period of time.
【００１１】固定具が管軸方向に沿って２分割され、２
分割された分割片同士を突き合わせる際の二カ所の突き
合わせ面の内の少なくとも一つの突き合わせ面同士がフ
ランジとされてボルトとナットで締め緩めが可能とされ
ていると、固定具の取り付け作業が容易となる。The fixture is divided into two along the tube axis direction,
If at least one of the two butting surfaces when the split pieces are butted against each other is a flange that can be tightened and loosened with bolts and nuts, the work of attaching the fixture is It will be easy.
【００１２】固定具が管軸方向に沿って２分割され、分
割片同士を突き合わせる際の二カ所の突き合わせ面の内
の少なくとも一つの突き合わせ面同士が締め緩め可能と
され、他の突き合わせ面同士が蝶番で連結されている
と、取り付け作業が更に容易となる。[0012] The fixture is divided into two along the pipe axis direction, and at least one of the two butting surfaces at the time of butting the divided pieces together can be tightened and loosened, and the other butting surfaces can be joined together. If they are connected by a hinge, the mounting work becomes easier.
【００１３】耐震離脱防止治具の係合具が、一部が切り
欠かれて開閉可能とされた鉄又はステンレススチール又
はアルミニウムのいずれかの金属からなるカラビナの複
数個が設けられ、又はカラビナと同様の開閉可能な箇所
を有する輪状構造体とされ、耐震離脱防止治具の端部が
それぞれのカラビナ又は輪状構造体に挿入されて輪状に
係合されるようにされていると、網状筒形耐震離脱防止
治具の端部の一部をカラビナ又は輪状構造体の開閉箇所
から挿入してあたかも輪が絡み合った状態とするのみで
係合が完了するので、作業が容易となる上係止が確実で
あることが目視で確認できる。The engaging member of the seismic separation preventing jig is provided with a plurality of carabiners made of metal such as iron, stainless steel, or aluminum, which are partially notched so that they can be opened or closed. A ring-shaped structure having similar openable and closable parts, and when the end of the seismic separation preventing jig is inserted into each carabiner or the ring-shaped structure and engaged in a ring shape, Engagement is completed simply by inserting a part of the end of the seismic separation prevention jig from the carabiner or the opening / closing part of the ring-shaped structure, and the engagement is completed as if the rings were intertwined. It can be confirmed visually that it is reliable.
【００１４】[0014]
【発明の実施の形態】以下に図面を参照しながら本発明
を説明する。図１は、本発明の管接続部の耐震離脱防止
治具の端部固定具１で、係止具４が４箇所に設けられて
いるものの一例の斜視図である。BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described below with reference to the drawings. FIG. 1 is a perspective view of an example of an end fixing device 1 of a seismic separation preventing jig for a pipe connecting part of the present invention, in which a locking device 4 is provided at four places.
【００１５】断面略矩形の端部固定具１の本体２の、埋
設管Ｐに接しない面３１に、耐震離脱防止治具の端部５
を係合する複数の係合具４が設けられている。端部固定
具１は、引っ張り強度と剪断強度とに優れたものが好ま
しく、例えば一例として、鉄、鋼、ステンレススチー
ル、アルミニウム、真鍮等の金属類；ＦＲＰ（繊維強化
合成樹脂）等が好ましい。On the surface 31 of the main body 2 of the end fixture 1 having a substantially rectangular cross section, which is not in contact with the embedded pipe P, the end 5 of the seismic separation preventing jig is provided.
Is provided with a plurality of engaging tools 4. The end fixture 1 is preferably excellent in tensile strength and shear strength, and for example, metals such as iron, steel, stainless steel, aluminum and brass; FRP (fiber reinforced synthetic resin) and the like are preferable.
【００１６】図２に示される例では、固定具本体２の埋
設管Ｐに当接する面３２の外側面の一部に管受け口側に
突出された突設部２２が設けられている。この場合は、
係合具４は突出部２２に設けられ、耐震離脱防止治具の
端部５はこの係合具４に係合される。In the example shown in FIG. 2, a protruding portion 22 protruding toward the pipe receiving port is provided on a part of the outer surface of the surface 32 of the fixture main body 2 that abuts the embedded pipe P. in this case,
The engagement tool 4 is provided on the protrusion 22, and the end 5 of the seismic separation preventing jig is engaged with the engagement tool 4.
【００１７】なお、固定具本体２の埋設管Ｐに接する面
３２に、円周方向に沿った凸条２３は、連続した条又は
不連続な条であっても良い。The convex strips 23 along the circumferential direction on the surface 32 of the fixture main body 2 in contact with the buried pipe P may be continuous strips or discontinuous strips.
【００１８】係合具４の数は少なくとも２個以上であれ
ば良い。即ち、１個では、耐震離脱防止治具１を係合し
た時に耐震離脱防止治具の端部５が１カ所に纏められる
ため、地震や上方を走行する自動車の振動等で引っ張り
応力が掛かった場合に、固定具１が斜めに引かれること
になり、接続箇所や管の損傷、あるいは水漏れの原因と
なり易いからである。逆に、耐震離脱防止治具の輪状に
なった端部５の数より多くても、係合する対象即ち耐震
離脱防止治具の端部５がなくなるので設ける必要がな
い。The number of engaging tools 4 may be at least two or more. That is, with one piece, when the seismic separation preventing jig 1 is engaged, the end portions 5 of the seismic separation preventing jig are gathered in one place, so that tensile stress is applied due to an earthquake or vibration of a vehicle traveling above. In this case, the fixture 1 is pulled obliquely, which is likely to cause damage to connection points and pipes or water leakage. On the contrary, even if the number of the end portions 5 of the seismic separation preventing jig is annular, it is not necessary to provide the object to be engaged, that is, the end portion 5 of the seismic separation preventing jig.
【００１９】突設部２２は、図２に示されるような固定
具本体２の全外周面に設けられている以外に、例えば図
３に示されるように、部分的に設けられていても良い。The protruding portion 22 may be provided partially on the entire outer peripheral surface of the fixture body 2 as shown in FIG. 2 or as shown in FIG. 3, for example. .
【００２０】図４又は図６は、それぞれ固定具本体２が
管軸方向に沿って２分割されている端部固定具１の一例
で、係合具４の一部が省略されているもの一例の斜視図
である。分割片２１、２２同士を突き合わせる際の二カ
所の突き合わせ面の内の少なくとも一つの突き合わせ面
同士（２４，２４’）がフランジとされてボルトとナッ
ト等で締め緩めが可能とされている。FIG. 4 and FIG. 6 each show an example of an end fixing device 1 in which the fixing device main body 2 is divided into two along the tube axis direction, and an example in which a part of the engaging device 4 is omitted. FIG. At least one of the abutting surfaces (24, 24 ') of the two abutting surfaces when the divided pieces 21 and 22 are abutted against each other is a flange, which can be tightened and loosened with a bolt and a nut or the like.
【００２１】なお、図５又は図７に示されるように、分
割片２１、２１’同士を突き合わせる際の二カ所の突き
合わせ面の内の少なくとも一つの突き合わせ面同士が蝶
番等で連結され他の突き合わせ面同士（２４、２４’）
がボルトとナット等で締め緩めが可能とされていても良
い。As shown in FIG. 5 or 7, at least one of the two butting surfaces when the split pieces 21 and 21 'are butted to each other is connected by a hinge or the like. Butt faces (24, 24 ')
However, it may be possible to tighten and loosen with bolts and nuts.
【００２２】締め緩めの方法はボルトとナットに依るも
のに限定されることはなく、例えば、分割片２１、２
１’同士の締め緩めが、一方の突き合わせ部のフランジ
に設けられた受け部に、他方の突き合わせ部フランジに
設けられた掛け具を掛け、掛け具に連結されたレバー等
を引くことで緊結するいわゆるクランプ式係止具等であ
っても良い。The method of tightening and loosening is not limited to the method of using bolts and nuts.
The tightening and loosening of 1's is done by hooking the receiving part provided on the flange of the one abutting part with the hanging tool provided on the flange of the other abutting part, and pulling the lever or the like connected to the hanging tool. It may be a so-called clamp type locking tool or the like.
【００２３】また、係合具４は、必ずしも固定具本体２
又は突設部２２の一部が加工されたものである必要はな
く、例えば図５に示されるように、単純な貫通孔４１
（長穴であっても良い。）が設けられているのもであっ
ても良い。この場合は、この貫通口４１に例えば市販の
カラビナを連結し（図示せず）、このカラビナに耐震離
脱防止治具のネットの端部５を挿通して輪状に係合する
ようにされても良い。Further, the engagement tool 4 is not necessarily the fixture body 2
Alternatively, it is not necessary that a part of the protruding portion 22 be processed, and as shown in FIG. 5, for example, a simple through hole 41
(It may be a long hole.) May be provided. In this case, for example, a commercially available carabiner may be connected to the through hole 41 (not shown), and the end 5 of the net of the seismic resistant separation preventing jig may be inserted into the carabiner so as to engage in a ring shape. good.
【００２４】図８は、係合具４の一例の断面図である。
この固定具４は、一部が切り欠かれて開閉可能とされた
カラビナと同様の開閉可能な箇所を有する輪状構造体と
され、耐震離脱防止治具の端部５はそれぞれの輪状構造
体に挿入されて輪状に係合される。なお、係合具４はカ
ラビナであっても良い。FIG. 8 is a sectional view of an example of the engagement tool 4.
The fixing tool 4 is a ring-shaped structure having an openable / closable portion similar to a carabiner that is partially cut out and can be opened / closed. The end portion 5 of the seismic separation preventing jig is formed in each ring-shaped structure. It is inserted and engaged in a ring shape. The engagement tool 4 may be a carabiner.
【００２５】係合具４は、引っ張り強度、曲げ強度に優
れたものであれば特に限定されず、例えば一例として、
鉄又はステンレススチール又はアルミニウムのいずれか
の金属からなるカラビナ又は輪状構造体であれば良い。The engaging member 4 is not particularly limited as long as it has excellent tensile strength and bending strength. For example, as an example,
A carabiner or a ring-shaped structure made of any metal such as iron, stainless steel, or aluminum may be used.
【００２６】図９に、２分割され、輪状構造体とされた
係止部４が突起部２２に設けられている端部固定具１の
一例の、係止具４の一部を省略した使用状態を示す半断
面図を示す。耐震離脱防止治具の端部５は係止部４に挿
通されて輪状に係止されている。２分割された各分割片
２１、２１’同士は互いにフランジ鍔２４、２４’同士
が当接されボルトトナットとで緊結され、埋設管Ｐに固
定されている。図には表していないが、本体２の埋設管
Ｐ面には凸条２３が設けられ緊結後の固定具の移動を防
止している。In FIG. 9, an example of the end fixing tool 1 in which the locking portion 4 which is divided into two and has a ring-shaped structure is provided on the protrusion 22 is used by omitting a part of the locking tool 4. The half cross-sectional view which shows a state is shown. The end portion 5 of the seismic separation preventing jig is inserted into the locking portion 4 and locked in a ring shape. The flange pieces 24 and 24 'are in contact with each other and the two divided pieces 21 and 21' are tightly connected to each other by bolts and nuts, and are fixed to the embedded pipe P. Although not shown in the figure, a ridge 23 is provided on the surface of the buried pipe P of the main body 2 to prevent movement of the fixing tool after the connection.
【００２７】[0027]
【発明の効果】以上の通りであるから、本発明の管接続
部の耐震離脱防止治具の端部固定具は、耐震離脱防止治
具の固定が容易で、確実に耐震離脱防止治具を管に固定
でき、かつ耐震離脱防止治具が管を傷つけない、管接続
部の耐震離脱防止治具の端部固定具となるのである。EFFECTS OF THE INVENTION As described above, the seismic separation preventing jig for the seismic separation preventing jig of the pipe connecting portion of the present invention can be easily fixed with the seismic separation preventing jig. It is an end fixture for the seismic resistant separation preventing jig of the pipe connecting part that can be fixed to the pipe and the seismic resistant separation preventing jig does not damage the pipe.
【図１】本発明の管接続部の耐震離脱防止治具の端部固
定具の一例で、入部を省略したの斜視図である。FIG. 1 is a perspective view showing an example of an end portion fixing tool of a seismic separation preventing jig for a pipe connecting portion of the present invention, in which an insertion portion is omitted.
【図２】本発明の管接続部の耐震離脱防止治具の端部固
定具の別の一例の一部を省略した斜視図である。FIG. 2 is a perspective view in which a part of another example of the end fixture of the seismic separation preventing jig for a pipe connection portion of the present invention is omitted.
【図３】本発明の管接続部の耐震離脱防止治具の端部固
定具の更に別の一例の一部を省略した斜視図である。FIG. 3 is a perspective view in which a part of still another example of the end fixture of the jig for preventing seismic separation of the pipe connection portion of the present invention is omitted.
【図４】固定具本体が管軸方向に沿って２分割され、突
き合わせ部がボルトとナット等で連結されている一例の
一部を省略した斜視図である。FIG. 4 is a perspective view in which a part of an example in which a fixture main body is divided into two along a pipe axis direction and a butting portion is connected by a bolt and a nut is omitted.
【図５】突き合わせ部が蝶番で連結されている固定具の
一例の一部を省略した斜視図である。FIG. 5 is a perspective view in which a part of an example of a fixture in which a butt portion is connected by a hinge is omitted.
【図６】固定具本体が管軸方向に沿って２分割され、突
き合わせ部がボルトとナット等で連結されている別の一
例の一部を省略した斜視図である。FIG. 6 is a perspective view in which a part of another example in which the fixture main body is divided into two along the tube axis direction and the abutting portions are connected by bolts and nuts or the like is omitted.
【図７】突き合わせ部が蝶番で連結されている固定具の
別の一例の一部を省略した斜視図である。FIG. 7 is a perspective view in which a part of another example of the fixture in which the butted portions are connected by a hinge is omitted.
【図８】係合部がカラビナと同様の開閉可能な箇所を有
する輪状構造体であるものの図である。FIG. 8 is a diagram of a ring-shaped structure in which an engaging portion has an openable and closable portion similar to a carabiner.
【図９】２分割され、輪状構造体の係止部が突起部に設
けられている端部固定具の一例の一部を省略した使用状
態を示す半断面図である。FIG. 9 is a half cross-sectional view showing a usage state in which a part of an example of an end fixing tool in which a locking portion of a ring-shaped structure is provided on a protrusion is divided into two parts and is omitted.
１ 固定具 ２ 本体 ２１、２１’ 分割片 ２２ 突出部 ２３ 凸条 ２４、２４’ フランジ鍔 ３１ 埋設管（Ｐ）に接しない面 ３２ 埋設管（Ｐ）に接する面 ４ 係合具（カラビナ） ４１ 貫通孔 ５ 耐震離脱防止治具の端部 Ｐ 埋設管 1 fixture 2 body 21, 21 'split piece 22 Projection 23 convex stripes 24, 24 'Flange collar 31 Surface that does not contact the buried pipe (P) 32 Surface in contact with buried pipe (P) 4 Engagement tool (carabiner) 41 through hole 5 End of seismic separation prevention jig P buried pipe
Claims (6)
埋設管同士の互いの管差し口と管受け口とが摺動可能と
された管接続部を覆って取り付けられる、耐食性金属線
を中空筒状に編組してなる耐震離脱防止治具の網状筒形
本体の一方の端部を埋設管に固定するための埋設管を巻
回して用いられる耐震離脱防止治具の端部固定具であっ
て、断面略矩形の固定具本体の、埋設管に接しない面
に、耐震離脱防止治具の端部を係合する複数の係合具が
設けられ、埋設管に接する面に、円周に沿った少なくと
も１本以上の凸条が設けられていることを特徴とする管
接続部の耐震離脱防止治具の端部固定具。1. When a buried pipe receives an external force, a corrosion-resistant metal wire, which is attached so as to cover a pipe connecting portion in which a mutual pipe insertion port and a pipe receiving port of adjacent buried pipes are slidable, An end-fixing device for the seismic separation prevention jig that is used by winding an embedded pipe for fixing one end of the mesh tubular body of the seismic separation prevention jig that is braided into a hollow cylinder to the embedded pipe. Then, a plurality of engaging tools that engage the end of the seismic separation prevention jig are provided on the surface of the fixture body that has a substantially rectangular cross section that does not contact the buried pipe, and the surface that contacts the buried pipe is An end fixing tool for a seismic separation preventing jig for a pipe connecting portion, characterized in that at least one or more ridges are provided along the ridge.
面の一部に管受け口側に突出された突設部が設けられて
いることを特徴とする請求項１記載の管接続部の耐震離
脱防止治具の端部固定具。2. The pipe connecting portion according to claim 1, wherein a protruding portion protruding toward the pipe receiving port is provided on a part of an outer surface of a surface of the fixture main body that comes into contact with the embedded pipe. End fixture for the seismic separation prevention jig of.
設けられていることを特徴とする請求項２記載の管接続
部の耐震離脱防止治具の端部固定具。3. The end fixture of the seismic separation preventing jig for a pipe connecting portion according to claim 2, wherein the engaging member of the seismic separation preventing jig is provided on the projecting portion.
２分割された分割片同士を突き合わせる際の二カ所の突
き合わせ面の内の少なくとも一つの突き合わせ面同士が
フランジとされてボルトとナットで締め緩めが可能とさ
れていることを特徴とする請求項１乃至３記載の管接続
部の耐震離脱防止治具の端部固定具。4. The fixture is divided into two along the tube axis direction,
At least one of the abutting surfaces of the two abutting surfaces at the time of abutting the divided pieces divided into two is a flange, and can be tightened and loosened with a bolt and a nut. The end fixture of the jig for preventing seismic separation of the pipe connection according to any one of 1 to 3.
分割片同士を突き合わせる際の二カ所の突き合わせ面の
内の少なくとも一つの突き合わせ面同士が締め緩め可能
とされ、他の突き合わせ面同士が蝶番で連結されている
ことを特徴とする請求項１乃至４記載の管接続部の耐震
離脱防止治具の端部固定具。5. The fixture is divided into two along the tube axis direction,
At least one of the butting surfaces at two places when the divided pieces are butted to each other can be tightened and loosened, and the other butting surfaces are connected by a hinge. The end fixture of the jig for preventing seismic separation of the pipe connecting part according to 4.
り欠かれて開閉可能とされた鉄又はステンレススチール
又はアルミニウムのいずれかの金属からなるカラビナの
複数個が設けられ、又はカラビナと同様の開閉可能な箇
所を有する輪状構造体とされ、耐震離脱防止治具の端部
がそれぞれのカラビナ又は輪状構造体に挿入されて輪状
に係合されることを特徴とする請求項１乃至５記載の管
接続部の耐震離脱防止治具の端部固定具。6. The seismic disengagement prevention jig is provided with a plurality of carabiners, which are made of iron, stainless steel, or aluminum, one of which is notched and which can be opened and closed, or 2. A ring-shaped structure having an openable and closable portion similar to that of a carabiner, wherein the end of the seismic resistant separation preventing jig is inserted into each carabiner or the ring-shaped structure and engaged in a ring shape. 6. An end fixture of the jig for preventing seismic separation of the pipe connecting portion according to any one of 5 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002088928A JP2003287170A (en) | 2002-03-27 | 2002-03-27 | End part fixture for earthquake resistant separation preventive tool of pipe connecting part |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2002088928A JP2003287170A (en) | 2002-03-27 | 2002-03-27 | End part fixture for earthquake resistant separation preventive tool of pipe connecting part |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JP2003287170A true JP2003287170A (en) | 2003-10-10 |
Family
ID=29234653
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2002088928A Pending JP2003287170A (en) | 2002-03-27 | 2002-03-27 | End part fixture for earthquake resistant separation preventive tool of pipe connecting part |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2003287170A (en) |
-
2002
- 2002-03-27 JP JP2002088928A patent/JP2003287170A/en active Pending
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