JPS61168411A - Method of construction drilling hole and connecting pipe in underground small bore pipe - Google Patents
Method of construction drilling hole and connecting pipe in underground small bore pipeInfo
- Publication number
- JPS61168411A JPS61168411A JP60007759A JP775985A JPS61168411A JP S61168411 A JPS61168411 A JP S61168411A JP 60007759 A JP60007759 A JP 60007759A JP 775985 A JP775985 A JP 775985A JP S61168411 A JPS61168411 A JP S61168411A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- hole
- main unit
- small
- main body
- 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L41/00—Branching pipes; Joining pipes to walls
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Drilling And Boring (AREA)
Abstract
Description
【発明の詳細な説明】
し産業上の利用分野］
本発明は小口径埋設管における穿孔・管接続工法及び穿
孔工法、特に押進埋設工法により埋設されたヒユーム管
、鋼管、塩化ビニール管等の小口径管に開掘作業を可及
的に用いずに管接続を行うことを可能にする工法に関す
る。[Detailed Description of the Invention] Field of Industrial Application] The present invention is applicable to drilling/pipe connection methods and perforation methods for small-diameter buried pipes, particularly for humid pipes, steel pipes, vinyl chloride pipes, etc. buried by the push-in method. This invention relates to a construction method that makes it possible to connect small-diameter pipes without using excavation work as much as possible.
［従来の技術とその問題点］
この種の小口径埋設管に各家庭に連がる枝管を接続する
には地表を開掘して他の埋設物の邪魔にならない位置に
小口径埋設管を外方から穿孔し、この穿孔部に枝管を外
方より接続していた。このため地表を開掘する作業を必
要とし都市における施工に不都合な面を有していた。[Conventional technology and its problems] In order to connect branch pipes connected to each home to this type of small-diameter buried pipe, it is necessary to excavate the ground surface and install the small-diameter buried pipe in a position where it will not interfere with other buried objects. A hole was drilled from the outside, and a branch pipe was connected to this hole from the outside. For this reason, it required work to excavate the ground surface, which was inconvenient for construction in urban areas.
［発明の目的］
本発明の目的とするところは、押進埋設工法により地表
を開掘せずに埋設された小口径管に簡単に管接続を行う
ことが可能な小口径埋設管における穿孔・管接続工法及
び穿孔工法を提供して上記問題を解消することにある。[Object of the invention] The object of the present invention is to provide a method for drilling and connecting small-diameter underground pipes that can be easily connected to small-diameter pipes buried without excavating the ground surface using the push-in burial method. The object of the present invention is to provide a connection method and a drilling method to solve the above problems.
［発明の概要］
本発明は小口径埋設管内に挿入され穿孔装置と管接続装
置とを備えた本体を所定箇所まで自走移動し、必要に応
じ前記本体を周方向に回転させて前記穿孔装置により前
記小口径埋設管を内方より穿孔し、本体の自走移動によ
り前記穿孔箇所まで前記管接続装置を移動して管接続を
行うこと、加えて小口径埋設管内において穿孔装置を備
えた本体を所定箇所まで自走移動し、必要に応じ前記本
体を周方向に回転させて前記穿孔装置により峙記小口径
埋設管を内方より穿孔することにある。[Summary of the Invention] The present invention has a main body that is inserted into a small-diameter buried pipe and is equipped with a punching device and a pipe connecting device. the small-diameter buried pipe is bored from the inside, and the pipe connection device is moved to the perforation point by the self-propelled movement of the main body to connect the pipe; The main body is moved by itself to a predetermined location, the main body is rotated in the circumferential direction as necessary, and the small-diameter buried pipe is bored from the inside by the drilling device.
［実施例］
第１図のように小口径埋設管１内に挿入可能な径を有す
る管状本体２にドリルカッター３を回転させながら昇降
する穿孔装置Ａと管接続用スリーブ４を配設した受具５
を昇降する管接続装置Ｂを適宜間隔をおいて並設し、前
記本体２の両側に小口径埋設管１の内壁に対するロック
装置Ｃ１Ｃ−を軸受を介し周方向遊転自在にそれぞれ設
け、前記本体２と一方のロック装置Ｃとの間に伸縮装置
りおよび管２の周方向回転装置Ｅを介装してなり、第２
図（Ａ＞のように小口径埋設管１内において一方のロッ
ク装置Ｃをロックし他方のロック装置Ｃ−を解除した後
、伸縮装ｗＩＤを所定寸法伸長させ、次いで逆にロック
装置Ｃ−をロックしロック装置Ｃを解除して前記と同寸
法縮小するという動作を反復して所定箇所まで本体２を
定間隔毎自走移動する。[Example] As shown in Fig. 1, a receiving device is provided in which a boring device A that moves up and down while rotating a drill cutter 3 and a pipe connecting sleeve 4 are arranged in a tubular main body 2 having a diameter that can be inserted into a small-diameter buried pipe 1. Ingredients 5
A locking device C1C- for the inner wall of the small-diameter buried pipe 1 is provided on both sides of the main body 2 so as to be freely rotatable in the circumferential direction via a bearing. A telescopic device and a circumferential rotation device E for the tube 2 are interposed between the locking device C and the second locking device C.
After locking one locking device C and releasing the other locking device C- in the small-diameter buried pipe 1 as shown in Fig. The main body 2 is moved by itself at regular intervals to a predetermined location by repeating the operations of locking, releasing the locking device C, and reducing the same size as described above.
第２図（Ｂ）のように双方ロック装置Ｃ９Ｃ′をロック
するとともに周方向回転装置Ｅを動作して弛の埋設物に
支障の無い方向にドリルカッター３が向うように本体２
を第３図（Ａ）（Ｂ）のように回動する。穿孔装置Ａを
動作してドリルカッター３を回転しながら上昇して埋設
管１を内方から穿孔する。As shown in FIG. 2(B), both locking devices C9C' are locked, and the circumferential rotation device E is operated so that the drill cutter 3 faces the main body 2 in a direction that will not interfere with loose buried objects.
Rotate as shown in Fig. 3 (A) and (B). The drilling device A is operated and the drill cutter 3 is rotated and raised to drill into the buried pipe 1 from the inside.
第２図（Ｃ）（Ｄ＞のようにトリカッター３を復帰する
とともに前記穿孔部６箇所に前記管接続装置Ｂが合うよ
うに前記と同様に本体２を自走移動する。As shown in FIGS. 2C and 2D, the tri-cutter 3 is returned to its original position, and the main body 2 is moved by itself in the same manner as described above so that the pipe connecting device B fits into the six holes.
第２図（Ｅ）（Ｆ）のように穿孔部６に対する地表に径
小の孔７を掘削し枝管８をその孔７に挿入するとともに
管接続装置Ｂを動作して受具５を上昇することによりス
リーブ４を埋設管１の穿孔部６に嵌装し同時にスリーブ
４内に枝管８を圧入して枝１！８を埋設管１に接続する
。As shown in FIGS. 2(E) and 2(F), a small diameter hole 7 is drilled on the ground surface for the perforated part 6, a branch pipe 8 is inserted into the hole 7, and the pipe connecting device B is operated to raise the receiver 5. By doing so, the sleeve 4 is fitted into the perforation 6 of the buried pipe 1, and at the same time, the branch pipe 8 is press-fitted into the sleeve 4 to connect the branches 1!8 to the buried pipe 1.
以上のとおり本体２の自走移動により小口径埋設管１の
所望箇所に内方から自動的に穿孔できるとともに枝管８
の接続が内方から可能なため、地表を無駄に開掘する必
要がなく都市における管接続に優れた効果を有する。As described above, by the self-propelled movement of the main body 2, it is possible to automatically drill holes in the desired location of the small-diameter buried pipe 1 from the inside, and at the same time, the branch pipe 8
Since connections can be made from the inside, there is no need to unnecessarily excavate the ground surface, and this has an excellent effect on pipe connections in cities.
この場合、管挿入箇所は穴をあける必要がある。In this case, it is necessary to make a hole for the tube insertion point.
なお、油圧シリンダー９を備えた伸縮装置りによる自走
移動に代えて駆動輪による摺動等でもよい。穿孔装置Ａ
は油圧モータ１０によるドリルカッター３の回転および
ドリルカッター３の回転を行いながら油圧シリンダー１
０８による昇降を可能にするためのスプライン１１から
なる。管接続装置Ｂは受具５の昇降用油圧シリンダ−１
０ｂを備えている。ロック装置ｃ、ｃ”に複数のガイド
ローラ１３を備えるとともに油圧シリンダー１２の摺動
によりカム々を介して複数のロック爪１３ａを埋設管１
の内壁面に向って進退している。周方向回転装置Ｅは本
体２側に配設した油圧モータ１４の駆動ギヤ１５を一方
のロック装置Ｃ側のギヤ１６に噛合している。管接続装
置Ｂは埋設管１．枝管８がヒユーム管の場合にはスリー
ブ４の挿着を行うものとし、鋼管の場合には溶接を行う
ものとするとともに塩化ビニール管の場合には第４図（
Ａ）（Ｂ）のように高周波又は超音波による熱塑性加工
を施してもよい。１７は本体２の周方向回転角を測定す
るエンコーダである。穿孔装置△と管度続装置Ｂとの間
隔は本体２の自走移動のピッチの整数倍に設定されてい
る。その場合、小口径埋設管１内において穿孔装置Ａを
備えた本体２を所定箇所まで自走移動し、必要に応じ前
記本体２を周方向に回動して前記穿孔装置Ａにより小口
径埋設管１を内方より穿孔し、その後適宜管接続装置に
より前記穿孔部６に枝管８を接続してもよい。Note that instead of self-propelled movement using a telescoping device equipped with a hydraulic cylinder 9, sliding movement using drive wheels or the like may be used. Punching device A
The hydraulic cylinder 1 is rotated while the drill cutter 3 is rotated by the hydraulic motor 10 and the drill cutter 3 is rotated.
It consists of a spline 11 to enable elevation by 08. Pipe connection device B is a hydraulic cylinder 1 for lifting and lowering the support 5.
0b. The lock devices c, c'' are equipped with a plurality of guide rollers 13, and a plurality of lock pawls 13a are attached to the buried pipe 1 through the cams by sliding of the hydraulic cylinder 12.
It is moving forward and backward toward the inner wall surface. In the circumferential rotation device E, a drive gear 15 of a hydraulic motor 14 disposed on the main body 2 side is meshed with a gear 16 on one lock device C side. Pipe connection device B is a buried pipe 1. If the branch pipe 8 is a fume pipe, the sleeve 4 shall be inserted, and if it is a steel pipe, it shall be welded, and if it is a vinyl chloride pipe, the sleeve 4 shall be inserted.
A) Thermoplastic processing using high frequency or ultrasonic waves may be performed as in (B). 17 is an encoder that measures the rotation angle of the main body 2 in the circumferential direction. The interval between the punching device Δ and the pipe connecting device B is set to be an integral multiple of the pitch of self-propelled movement of the main body 2. In that case, the main body 2 equipped with the drilling device A is self-propelled to a predetermined location within the small-diameter buried pipe 1, and if necessary, the main body 2 is rotated in the circumferential direction to allow the small-diameter buried pipe to be drilled by the drilling device A. 1 from the inside, and then the branch pipe 8 may be connected to the perforated portion 6 using an appropriate pipe connecting device.
［発明の効果］
本発明は小口径埋設管内に挿入され穿孔装置と管接続装
置とを備えた本体を所定箇所まで自走移動し、必要に応
じ前記本体を周方向に回動して前記穿孔装置により前記
小口径埋設管を内方より穿孔し、本体の自走移動により
前記穿孔箇所まで前記管接続装置を移動して管接続を行
うことであるため都市における管接続施工が能率的に可
能となりその効果は大きい。[Effects of the Invention] The present invention allows a main body, which is inserted into a small-diameter buried pipe and is equipped with a drilling device and a pipe connecting device, to move by itself to a predetermined location, and rotates the main body in the circumferential direction as necessary to perform the drilling. Pipe connection work in urban areas can be carried out efficiently because the device punctures the small-diameter buried pipe from the inside, and the pipe connection device is moved to the perforation point by the self-propelled movement of the main body to perform pipe connection work. The effect is huge.
第１図は本発明工法による施工状態図、第２図（Ａ）〜
（Ｆ）は施工順序を示す施工状態図、第３図（Ａ）（Ｂ
）は本体の周方向回転状態図、第４図（Ａ＞（Ｂ）は塑
性加工状態を示す断面図である。
１・・・小口径埋設管 ２・・・本体Ａ・・・穿孔装
置
Ｂ・・・管接続装置
Ｃ，Ｃ−・・・ロック装置
Ｄ・・・伸縮装置
Ｅ・・・回転装置Figure 1 is a construction state diagram using the construction method of the present invention, Figure 2 (A) -
(F) is a construction state diagram showing the construction order, Figure 3 (A) (B)
) is a diagram of the state of rotation in the circumferential direction of the main body, and FIG. 4 (A>(B) is a sectional view showing the state of plastic working. 1... Small diameter buried pipe 2... Main body A... Drilling device B ...Pipe connection device C, C-...Lock device D...Expansion device E...Rotating device
Claims (1)
を備えた本体を所定位置まで自走移動し、必要に応じ前
記本体を周方向に回転させて前記穿孔装置により前記小
口径埋設管を内方より穿孔し、本体の自走移動により前
記穿孔箇所まで前記管接続装置を移動して管接続を行う
ことを特徴とする小口径埋設管における穿孔・管接続工
法。 ２、小口径埋設管内において穿孔装置を備えた本体を所
定箇所まで自走移動し、必要に応じ前記本体を周方向に
回転させて前記穿孔装置により前記小口径埋設管を内方
より穿孔することを特徴とする小口径埋設管における穿
孔工法。[Claims] 1. A main body inserted into a small-diameter buried pipe and equipped with a punching device and a pipe connecting device is moved by itself to a predetermined position, and if necessary, the main body is rotated in the circumferential direction to remove the punching device. A drilling/pipe connection method for small-diameter buried pipes, characterized in that the small-diameter buried pipe is bored from the inside by a self-propelled movement of the main body, and the pipe connection device is moved to the perforation point to perform the pipe connection. . 2. A main body equipped with a drilling device is self-propelled to a predetermined location within a small-diameter buried pipe, and if necessary, the main body is rotated in the circumferential direction to use the drilling device to drill a hole in the small-diameter buried pipe from the inside. A drilling method for small-diameter buried pipes characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60007759A JPS61168411A (en) | 1985-01-19 | 1985-01-19 | Method of construction drilling hole and connecting pipe in underground small bore pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60007759A JPS61168411A (en) | 1985-01-19 | 1985-01-19 | Method of construction drilling hole and connecting pipe in underground small bore pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61168411A true JPS61168411A (en) | 1986-07-30 |
| JPH0415041B2 JPH0415041B2 (en) | 1992-03-16 |
Family
ID=11674615
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60007759A Granted JPS61168411A (en) | 1985-01-19 | 1985-01-19 | Method of construction drilling hole and connecting pipe in underground small bore pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61168411A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5378092A (en) * | 1991-08-05 | 1995-01-03 | Griner; Ward J. | Apparatus for cutting a hole in a pipe liner |
| US6599067B2 (en) * | 2001-03-26 | 2003-07-29 | Atomic Energy Of Canada Limited | Apparatus for removing pressure tubes |
| WO2016062660A1 (en) * | 2014-10-19 | 2016-04-28 | National Grid Gas Plc | Apparatus and method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58186597A (en) * | 1982-04-23 | 1983-10-31 | 日本電気株式会社 | Drill for inside of pipe |
| JPS591511U (en) * | 1982-06-28 | 1984-01-07 | コスモ工機株式会社 | A drilling machine that can drill from the inside of a pipe |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS591511B2 (en) * | 1980-04-07 | 1984-01-12 | 三菱重工業株式会社 | Seal material for electron beam welding |
-
1985
- 1985-01-19 JP JP60007759A patent/JPS61168411A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58186597A (en) * | 1982-04-23 | 1983-10-31 | 日本電気株式会社 | Drill for inside of pipe |
| JPS591511U (en) * | 1982-06-28 | 1984-01-07 | コスモ工機株式会社 | A drilling machine that can drill from the inside of a pipe |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5378092A (en) * | 1991-08-05 | 1995-01-03 | Griner; Ward J. | Apparatus for cutting a hole in a pipe liner |
| US6599067B2 (en) * | 2001-03-26 | 2003-07-29 | Atomic Energy Of Canada Limited | Apparatus for removing pressure tubes |
| WO2016062660A1 (en) * | 2014-10-19 | 2016-04-28 | National Grid Gas Plc | Apparatus and method |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0415041B2 (en) | 1992-03-16 |
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