JPH04135681A - Scraping off device for inner surface of pipe - Google Patents
Scraping off device for inner surface of pipeInfo
- Publication number
- JPH04135681A JPH04135681A JP2258407A JP25840790A JPH04135681A JP H04135681 A JPH04135681 A JP H04135681A JP 2258407 A JP2258407 A JP 2258407A JP 25840790 A JP25840790 A JP 25840790A JP H04135681 A JPH04135681 A JP H04135681A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- chisel
- tube
- rotor
- rotating 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.)
- Pending
Links
- 238000007790 scraping Methods 0.000 title claims description 12
- 238000010009 beating Methods 0.000 abstract description 7
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 4
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000004576 sand Substances 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 239000008187 granular material Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/045—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices being rotated while moved, e.g. flexible rotating shaft or "snake"
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/047—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes the cleaning devices having internal motors, e.g. turbines for powering cleaning tools
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、大口径水道管、発電所用送水管等の管内面の
腐食部、その他の付着物を掻き落す装置に関するもので
ある。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an apparatus for scraping off corroded parts and other deposits on the inner surface of large-diameter water pipes, water pipes for power plants, and the like.
（従来の技術及び解決しようとする課題）大口径水道管
、発電所用送水管は、長期間の使用により、内面に腐食
層が生じる。肢管の口径は６００〜８００ ｍｍであっ
て、作業者が管内で腐食層の除去作業を行なうことは困
難である。(Prior Art and Problems to Be Solved) Large-diameter water pipes and water pipes for power plants develop corrosion layers on their inner surfaces after long-term use. The diameter of the limb tube is 600 to 800 mm, and it is difficult for an operator to remove the corroded layer inside the tube.
そこで、出願人は、サンドエアーを噴射するノズルを台
車に搭載し、これを管内で走行させ、サンドエアーによ
って腐食層を除去することを試みた。Therefore, the applicant mounted a nozzle that sprays sand air on a truck, ran the nozzle inside the pipe, and attempted to remove the corroded layer with sand air.
その結果、サンドエアーの噴射では腐食層を十分に除去
できないことか分った。As a result, it was found that the corrosion layer could not be sufficiently removed by sand air injection.
本発明は、遠心力によって硬質叩き部材を管内面に叩き
付けると共にジェットタガネを打ち付けることによって
、管内面の腐食層を効果的且つ能率的に除去できる管内
面の掻落し装置を明らかにするものである。The present invention discloses a device for scraping the inner surface of a tube that can effectively and efficiently remove the corroded layer on the inner surface of the tube by striking a hard hitting member against the inner surface of the tube using centrifugal force and hitting the same with a jet chisel. .
（課題を解決する手段）
本発明の管内面の掻落し装置は、管内面に当接する複数
の車輪（１５）を具えた支持体（１）と、支持体（１）
に回転可能に配備され回転駆動装置（２）に連繋されて
回転する回転体（３）と、該回転体（３）上に配備され
、先端にタガネ部（５２）を外向きに具えたジェットタ
ガネ（５）と、回転体（３）上の外周部に該回転体の回
転と平行な面内にて回転可能に配備され、回転体（３）
上に設けた回転装置（６５）に連繋された叩き部材取付
は体（６１）と、
叩き部材取付は体（６１）に振れ回り可能に取付けられ
遠心力によって管内面を叩く叩き部材（６４）とによっ
て構成される。(Means for Solving the Problems) A device for scraping the inner surface of a tube according to the present invention comprises a support (1) having a plurality of wheels (15) that come into contact with the inner surface of the tube;
a rotating body (3) that is rotatably disposed on the rotary body and rotates in conjunction with a rotational drive device (2); and a jet that is disposed on the rotary body (3) and has a chisel portion (52) facing outward at its tip. A chisel (5) is disposed on the outer periphery of the rotating body (3) so as to be rotatable in a plane parallel to the rotation of the rotating body, and the rotating body (3)
A hitting member (64) connected to the rotating device (65) provided above is connected to the body (61), and a hitting member (64) is attached to the body (61) so as to be able to swing around. It is composed of
（作用及び効果）
管の一端から掻落し装置を管内に挿入し、管の他端から
ワイヤー等によって研掃装置を引張って或は管の挿入側
から押し入れ、又は自走装置によって自刃走行して移動
させながら、或は停止状態で、支持体（１）及び叩き部
材取付は体（６１）を回転させる。(Function and effect) Insert the scraping device into the pipe from one end of the pipe, pull the scraping device from the other end of the pipe with a wire, etc., push it in from the insertion side of the pipe, or run it with a self-propelled device. While moving or in a stationary state, the support (1) and the striking member attachment rotate the body (61).
支持体（１）上にて先端タガネ部（５２）を外向きにし
て配備されたジェットタガネ（５）は、エアー圧によっ
てタガネ部（５２）を高速で往復動させ、管内面を小刻
みに且つ強力に打ち付ける。The jet chisel (5) is placed on the support (1) with the tip chisel (52) facing outward, and uses air pressure to reciprocate the chisel (52) at high speed, thereby biting the inner surface of the tube. Hit it powerfully.
他方、叩き部材取付は体（６１）は、回転装置（６５）
によって高速で自転しながら、支持体（１）の回転に従
って公転する。On the other hand, the body (61) for attaching the striking member is the rotating device (65).
While rotating at high speed, it revolves according to the rotation of the support (1).
叩き部材取付は体（６１）上に振れ回り可能に配備され
た叩き部材（６４）は、遠心力によって管内面に叩き付
けられる。The striking member (64) is mounted on the body (61) so as to be able to swing around, and is struck against the inner surface of the tube by centrifugal force.
上記の如く、叩き部材（６４）が管内面に叩き付けられ
ると、殴打部は勿論のこと殴打部局外の比較的広範囲の
領域で腐食層が塊状に剥がれる。As described above, when the striking member (64) is struck against the inner surface of the pipe, the corroded layer is peeled off in chunks not only in the striking part but also in a relatively wide area outside the striking part.
又、ジェットタガネ（５）のタガネ部（５２）を、管内
面を突刺す様に小刻みに且つ強力に打ち付けることによ
って、前記叩き部材（６４）の殴打では剥がれきれずに
残った腐食層も粉或は粒状に粉砕されて管内面から剥が
れ落ちる。In addition, by hitting the chisel part (52) of the jet chisel (5) in small increments and strongly so as to pierce the inner surface of the tube, the corroded layer that was not completely peeled off by the hitting with the hitting member (64) is also powdered. Otherwise, it is crushed into particles and peeled off from the inner surface of the tube.
管内面に対する叩き部材（６４）による大衝撃と、ジェ
ットタガネ（５）による小刻みな打込みとの相乗効果に
よって、管内面の腐食層の除去が、短時間で且つ効果的
に行なうことができる。The synergistic effect of the large impact by the striking member (64) on the tube inner surface and the small driving by the jet chisel (5) makes it possible to effectively remove the corroded layer on the tube inner surface in a short time.
（実施例）
掻落し装置は、支持体（１）に回転体（３）を取付け、
該回転体上にジェットタガネ（５）及び叩き部材（６４
）を配備している。(Example) The scraping device includes a rotating body (3) attached to a support body (1),
A jet chisel (5) and a striking member (64) are placed on the rotating body.
) is deployed.
支持体（１）は、太軸部（２５）に細軸部（２６）を突
設して２段に形成した回転伝達軸（２４）の両端に正８
角形の板体（１１）（１２）を回転可能設けて形成され
ている。The support body (1) has a rotation transmitting shaft (24) formed in two stages with a thick shaft part (25) and a thin shaft part (26) protruding from it.
It is formed by rotatably providing square plate bodies (11) and (12).
細軸部（２６）は板体（１２）の中央両面に取付けた軸
受（３１）（３１）に支持され、太軸部（２５）は後記
する減速機構（２２）のハウジング（２３）に回転可能
に連結され、該ハウジング（２３）に板体（１１）が回
転伝達軸（２４）と同心に固定されている。The thin shaft part (26) is supported by bearings (31) (31) attached to both sides of the center of the plate body (12), and the thick shaft part (25) is rotated by the housing (23) of the reduction mechanism (22), which will be described later. A plate body (11) is fixed to the housing (23) concentrically with the rotation transmission shaft (24).
回転伝達軸（２４）に円板状の回転体（３）が嵌まり、
該軸（２４）の段部に固定される。A disc-shaped rotating body (3) is fitted into the rotation transmission shaft (24),
It is fixed to the stepped portion of the shaft (24).
回転伝達軸（２４）の太軸部（２５）は内部に圧力空気
の流路（図示せず）が形成されている。A pressurized air flow path (not shown) is formed inside the thick shaft portion (25) of the rotation transmission shaft (24).
回転伝達軸（２４）には回転駆動装置（２）が連繋され
、該回転駆動装置（２）は、一方の板体（１１）に減速
機構（２２）を介してエアーモータ（２１）を配備し、
減速機構（２２）の出力軸（図示せず）を回転伝達軸（
２４）に接続している。A rotation drive device (2) is connected to the rotation transmission shaft (24), and the rotation drive device (2) has an air motor (21) installed on one plate (11) via a speed reduction mechanism (22). death,
The output shaft (not shown) of the speed reduction mechanism (22) is connected to the rotation transmission shaft (
24).
減速機構（２２）のハウジング（２３）には回転伝達軸
（２４）と同心に接続パイプ（２７）が設けられ、該パ
イプ（２７）に圧力空気供給ホース（２８）が繋がれる
。A connecting pipe (27) is provided in the housing (23) of the speed reduction mechanism (22) concentrically with the rotation transmission shaft (24), and a pressure air supply hose (28) is connected to the pipe (27).
接続パイプ（２７）は分岐管（２９）を介ルて前記エア
ーモータ（２１）に連繋される。The connecting pipe (27) is connected to the air motor (21) via a branch pipe (29).
回転駆動装置（２）が作動しても、減速機構（２２）の
ハウジング（２３）及び板体（１１）（１２）は回転せ
ず、回転伝達軸（２４）及び回転体（３）が一体に回転
する。Even if the rotational drive device (2) operates, the housing (23) and plates (11) and (12) of the speed reduction mechanism (22) do not rotate, and the rotation transmission shaft (24) and the rotating body (3) are integrated. Rotate to .
接続パイプ（２７）と前記回転伝達軸（２４）内の圧力
空気の流路とは、減速機構（２２）内を通る流路（図示
せず）によって連通している。The connecting pipe (27) and the pressure air flow path in the rotation transmission shaft (24) communicate with each other through a flow path (not shown) passing through the speed reduction mechanism (22).
支持体（１）の各板体（１１）（１２）の辺上には、等
間隔に夫々４つの支持筒（１３）が辺と平行に配備され
、各支持筒（１３）にスライド可能且つクランプボルト
（図示せず）によって位置可能に脚杆（１４）を嵌めて
いる。On the side of each plate body (11) (12) of the support body (1), four support cylinders (13) are arranged parallel to the sides at equal intervals, and each support cylinder (13) is slidable and A leg rod (14) is positionably fitted by a clamp bolt (not shown).
各脚杆（１４）の先端には管の内面に当接し、管内の支
持体（１）の移行を案内する車輪（１５）が配備される
。A wheel (15) is provided at the tip of each leg rod (14), which abuts against the inner surface of the tube and guides the movement of the support (1) within the tube.
前記回転体（３）上には、２つの第１ベース板（４）と
、２つの第２ベース板（６）が等間隔に交互に配備され
る。Two first base plates (4) and two second base plates (6) are alternately arranged at equal intervals on the rotating body (3).
第１ベース板（４）上には平行ガイド杆（４４）が該ベ
ース板（４）に沿って配備され、平行ガイド杆（４４）
に支持ブロック（４５）がスライド可能に配備され、バ
ネ（４６）によって外向きに付勢される。A parallel guide rod (44) is disposed on the first base plate (4) along the base plate (4), and the parallel guide rod (44)
A support block (45) is slidably disposed at and biased outwardly by a spring (46).
支持ブロック（４５）には、平行ガイド杆（４４）と平
行に且つ先端タガネ部（５２）をバネの付勢方向に向け
てジェットタガネ（５）が取付けられる。A jet chisel (5) is attached to the support block (45) in parallel with the parallel guide rod (44) and with its tip chisel (52) facing the biasing direction of the spring.
ジェットタガネ（５）と前記回転伝達軸（２４）内の圧
縮空気流路（図示せず）とがホース（５３）によって連
繋される。The jet chisel (5) and a compressed air flow path (not shown) in the rotation transmission shaft (24) are connected by a hose (53).
ジェットタガネ（５）は公知の如く、鋼線を束ねて形成
したタガネ部（５２）を圧縮空気によって軸方向に高速
で往復動させるものである。As is well known, the jet chisel (5) reciprocates a chisel part (52) formed by bundling steel wires in the axial direction at high speed using compressed air.
第２ベース板（６）には、該板と直交する方向に回転装
置（６５）が配備され、該回転装置（６５）の回転軸に
叩き部材取付は体（６１）が取付けられる。A rotating device (65) is disposed on the second base plate (6) in a direction perpendicular to the plate, and a striking member mounting body (61) is attached to the rotating shaft of the rotating device (65).
叩き部材取付は体（６１）は３枚の円板（６２）を連結
軸（６０）にて連結して形成され、該軸に９０°の間隔
を存して４つの叩き部材（６４）が、夫々環体（６３）
を介して該軸（６０）に対して振れ回り可能に配備され
る。The body (61) is formed by connecting three disks (62) with a connecting shaft (60), and four hitting members (64) are attached to the shaft at 90° intervals. , respectively rings (63)
It is arranged so as to be able to swing around the shaft (60) via the shaft (60).
回転装置（６５）はエアーモータであって、前記回転伝
達軸（２４）内の圧縮空気流路にホース（６６）を介し
て連繋される。The rotation device (65) is an air motor, and is connected to the compressed air flow path in the rotation transmission shaft (24) via a hose (66).
上記第１、第２ベース板（４）（６）は、回転伝達軸（
２４）の外周部に回動可能に軸支（４１）され、内側の
自由端に円弧状長孔（４２）か開設され、回転体（３）
に突設したネジ軸（４３）を円弧状長孔（４２）に嵌め
、ナツト締め固定される。The first and second base plates (4) and (6) have rotation transmission shafts (
The rotating body (3) is rotatably supported by a shaft (41) on the outer periphery of the rotating body (24), and an arc-shaped elongated hole (42) is opened at the free end of the inner side.
A screw shaft (43) protruding from is fitted into the arc-shaped elongated hole (42) and fixed with a nut.
腐食層を除去すべき管の内径に対応して、ジェットタガ
ネ（５）のタガネ部（５２）及び叩き部材（６４）が管
内面に当る位置にて第１、第２ベース板（４）（６）は
、夫々を回転体（３）上に位置決め固定される。Corresponding to the inner diameter of the pipe from which the corroded layer is to be removed, the first and second base plates (4) ( 6) are each positioned and fixed on the rotating body (3).
回転体（３）には、第２ベース板（６）が回転装置（６
５）の移動に支障のない様に切欠（３０）が開設されて
いる。The rotating body (3) has a second base plate (6) connected to the rotating device (6).
A cutout (30) is provided so that there is no problem in the movement of 5).
第１ベース板（４）には、複数の補助腕（３３）が半径
方向にスライド及び位置決め可能に配備され、補助腕（
３３）の先端に一部を露出してボール（３４）が転勤可
能に取付けられ、該ボール（３４）を管の内面に当てて
いる。A plurality of auxiliary arms (33) are arranged on the first base plate (4) so as to be slidable and positionable in the radial direction.
A ball (34) is removably attached to the tip of the tube (33) with a portion exposed, and the ball (34) is applied to the inner surface of the tube.
然して、管の一端から掻落し装置を管内に挿入し、管の
他端からワイヤー等によって研掃装置を引張って移動さ
せ、移動させながら、或は停止状態で、支持体（１）及
び叩き部材取付は体（６１）を回転させる。Therefore, the scraping device is inserted into the tube from one end of the tube, and the scraping device is pulled and moved from the other end of the tube by a wire or the like, and while moving or in a stopped state, the support body (1) and the beating member are removed. Attachment involves rotating the body (61).
支持体（１）上にてバネ（４６）にて外向きに付勢され
たジェットタガネ（５）は、鋼線を束ねて形成したタガ
ネ部（５２）を、エアー圧によって鋼線の軸方向に振動
させ、管内面を小刻みに且つ強力に打ち付ける。The jet chisel (5), which is biased outwardly by a spring (46) on the support (1), moves the chisel part (52) formed by bundling steel wires in the axial direction of the steel wires by air pressure. vibrate and hit the inner surface of the tube in small increments but strongly.
他方、叩き部材取付は体（６１）は、回転装置（６５）
によって高速で自転しながら、支持体（１）の回転に従
って公転する。On the other hand, the body (61) for attaching the striking member is the rotating device (65).
While rotating at high speed, it revolves according to the rotation of the support (1).
叩き部材取付は体（６１）上に振れ回り可能に配備され
た叩き部材（６４）は、遠心力によって管内面に叩き付
けられる。The striking member (64) is mounted on the body (61) so as to be able to swing around, and is struck against the inner surface of the tube by centrifugal force.
上記の如く、叩き部材（６４）が管内面に叩き付けられ
ると、殴打部は勿論のこと殴打部以外の比較的広範囲の
領域で腐食層が塊状に剥がれる。As described above, when the striking member (64) is struck against the inner surface of the pipe, the corroded layer is peeled off in chunks not only in the striking part but also in a relatively wide area other than the striking part.
又、ジェットタガネ（５）によって、管内面を突刺す様
に小刻みに且つ強力に打ち付けることによって、前記叩
き部材（６４）の殴打では剥がれきれなかった腐食層も
粉或は粒状に粉砕されて管内面から剥がれ落ちる。In addition, by hitting the inner surface of the tube with a jet chisel (5) in small steps and strongly so as to pierce it, the corroded layer that could not be completely peeled off by the beating of the hitting member (64) is crushed into powder or granules, and the inside of the tube is crushed. It peels off from the surface.
叩き部材（６４）による大衝撃と、ジェットタガネ（５
）による小刻みな打込みとの相乗効果によって、短時間
で、管内面の腐食層の除去ができる。A large impact from the striking member (64) and a jet chisel (5
) can remove the corroded layer on the inner surface of the tube in a short time.
本発明は上記実施例の構成に限定されることはなく、特
許請求の範囲に記載の範囲で種々の変形が可能である。The present invention is not limited to the configuration of the above embodiment, and various modifications can be made within the scope of the claims.
第１図は掻落し装置の側面図、第２図は第１図ｎ−ｎ線
に沿う断面図、第３図は掻落し装置の正面図である。
（１）・・・支持体 （２）・・・回転駆動装置（
３）・・・回転体 （４）・・・第１ベース板（５
）・・・ジェットタガネ
（６）・・・第２ベース板1 is a side view of the scraping device, FIG. 2 is a sectional view taken along the line nn in FIG. 1, and FIG. 3 is a front view of the scraping device. (1)...Support (2)...Rotary drive device (
3)... Rotating body (4)... First base plate (5
)...Jet chisel (6)...Second base plate
Claims (1)
持体（１）と、 支持体（１）に回転可能に配備され回転駆動装置（２）
に連繋されて回転する回転体（３）と、該回転体（３）
上に配備され先端のタガネ部（５２）を外向きにして配
備されたジェットタガネ（５）と、 回転体（３）上の外周部に該回転体と平行する面内にて
回転可能に配備され、回転体（３）上に設けた回転装置
（６５）に連繋された叩き部材取付け体（６１）と、 叩き部材取付け体（６１）に振れ回り可能に取付けられ
遠心力によって管内面を叩く叩き部材（６４）とによっ
て構成された管内面の掻落し装置。[Claims] [1] A support (1) equipped with a plurality of wheels (15) that come into contact with the inner surface of the tube, and a rotary drive device (2) rotatably disposed on the support (1).
a rotating body (3) that rotates in conjunction with the rotating body (3);
A jet chisel (5) is disposed above with the tip chisel (52) facing outward, and a jet chisel (5) is disposed on the outer periphery of the rotating body (3) so as to be rotatable in a plane parallel to the rotating body. and a striking member mounting body (61) connected to a rotating device (65) provided on the rotating body (3), and a striking member mounting body (61) that is attached to the striking member mounting body (61) so that it can swing around and strikes the inner surface of the tube by centrifugal force. A device for scraping the inner surface of a tube, which includes a striking member (64).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2258407A JPH04135681A (en) | 1990-09-26 | 1990-09-26 | Scraping off device for inner surface of pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2258407A JPH04135681A (en) | 1990-09-26 | 1990-09-26 | Scraping off device for inner surface of pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH04135681A true JPH04135681A (en) | 1992-05-11 |
Family
ID=17319800
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2258407A Pending JPH04135681A (en) | 1990-09-26 | 1990-09-26 | Scraping off device for inner surface of pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH04135681A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001072439A1 (en) * | 2000-03-27 | 2001-10-04 | Ftl Seals Technology Limited | Apparatus |
| CN106180093A (en) * | 2016-07-29 | 2016-12-07 | 天津爱迪自动化科技有限公司 | Pipeline combination type clears up equipment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5559877A (en) * | 1978-10-31 | 1980-05-06 | Nippon Steel Corp | Pipe inner surface cleaner |
| JPS5743890B2 (en) * | 1978-01-09 | 1982-09-17 | ||
| JPS6013297B2 (en) * | 1978-03-24 | 1985-04-06 | 松下電器産業株式会社 | Manufacturing method of solid electrolytic capacitor |
| JPS6411687A (en) * | 1987-07-06 | 1989-01-17 | Genshiriyoku Daiko Kk | Cleaner for sea-water conveying path inner circumferential surface |
-
1990
- 1990-09-26 JP JP2258407A patent/JPH04135681A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5743890B2 (en) * | 1978-01-09 | 1982-09-17 | ||
| JPS6013297B2 (en) * | 1978-03-24 | 1985-04-06 | 松下電器産業株式会社 | Manufacturing method of solid electrolytic capacitor |
| JPS5559877A (en) * | 1978-10-31 | 1980-05-06 | Nippon Steel Corp | Pipe inner surface cleaner |
| JPS6411687A (en) * | 1987-07-06 | 1989-01-17 | Genshiriyoku Daiko Kk | Cleaner for sea-water conveying path inner circumferential surface |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2001072439A1 (en) * | 2000-03-27 | 2001-10-04 | Ftl Seals Technology Limited | Apparatus |
| CN106180093A (en) * | 2016-07-29 | 2016-12-07 | 天津爱迪自动化科技有限公司 | Pipeline combination type clears up equipment |
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