JPS6125507B2 - - Google Patents
Info
- Publication number
- JPS6125507B2 JPS6125507B2 JP9431882A JP9431882A JPS6125507B2 JP S6125507 B2 JPS6125507 B2 JP S6125507B2 JP 9431882 A JP9431882 A JP 9431882A JP 9431882 A JP9431882 A JP 9431882A JP S6125507 B2 JPS6125507 B2 JP S6125507B2
- Authority
- JP
- Japan
- Prior art keywords
- hose
- abrasive material
- tube
- abrasive
- nozzle
- 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.)
- Expired
Links
- 239000003082 abrasive agent Substances 0.000 claims description 37
- 238000004140 cleaning Methods 0.000 claims description 8
- 239000012530 fluid Substances 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 230000002000 scavenging effect Effects 0.000 claims 1
- 239000007921 spray Substances 0.000 claims 1
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010926 purge Methods 0.000 description 2
- 238000004381 surface treatment Methods 0.000 description 2
- 229920003002 synthetic resin Polymers 0.000 description 2
- 239000000057 synthetic resin Substances 0.000 description 2
- 239000004809 Teflon Substances 0.000 description 1
- 229920006362 Teflon® Polymers 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000011282 treatment Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- 229910052721 tungsten Inorganic materials 0.000 description 1
- 239000010937 tungsten Substances 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C3/00—Abrasive blasting machines or devices; Plants
- B24C3/32—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks
- B24C3/325—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes
- B24C3/327—Abrasive blasting machines or devices; Plants designed for abrasive blasting of particular work, e.g. the internal surfaces of cylinder blocks for internal surfaces, e.g. of tubes by an axially-moving flow of abrasive particles without passing a blast gun, impeller or the like along the internal surface
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
- Coating Apparatus (AREA)
Description
【発明の詳細な説明】
本発明はガスパイプ、油井管等の管内面の下地
処理のため、圧力空気と研掃材の混合した流体を
壁内面に噴射する研掃装置に関するものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a cleaning device that injects a fluid containing a mixture of pressurized air and an abrasive material onto the inner surface of a pipe, such as a gas pipe or an oil country country pipe, for surface treatment of the inner surface of the pipe.
鋼管例えばガスパイプは、内径が約10cmの太さ
であるため、これの内面研掃処理を行なうには、
従来の管の両端から夫々研掃材を管壁に向つて斜
めに噴射している。しかしこの方法では、管の端
部のみの研掃しか行なわれず、管中央部の内面を
均一に研掃することは極めて困難であつた。 Steel pipes, such as gas pipes, have an inner diameter of approximately 10 cm, so in order to perform internal polishing treatment, it is necessary to
In the conventional method, abrasive material is injected diagonally toward the tube wall from both ends of the tube. However, with this method, only the ends of the tube are cleaned, and it is extremely difficult to uniformly clean the inner surface of the center of the tube.
特に管が90度に屈曲したエルボの内面を研掃す
ることは、従来は殆んど不可能であつた。 In particular, it has been almost impossible to clean the inner surface of an elbow where the pipe is bent at 90 degrees.
本発明は研掃材流体を斜め方向に噴出するノズ
ルを取付けた研掃材ホースを、可撓性外ホース中
へ回転自在に配備し、これを鋼管孔へ挿入してノ
ズル及び研掃材ホースを回転しつつ管孔中を移動
させることにより、管孔の全長を均一に研掃する
ことが出来るものである。 In the present invention, an abrasive material hose equipped with a nozzle that ejects abrasive material fluid in an oblique direction is rotatably provided in a flexible outer hose, and this is inserted into a steel pipe hole to connect the nozzle and the abrasive material hose. By rotating and moving the blade through the tube hole, the entire length of the tube hole can be uniformly cleaned.
特に管が屈曲していても支障なく管内面を研掃
し、管内面の錆落し、その他の下地処理を行なう
ことが出来るものである。 In particular, even if the tube is bent, the inner surface of the tube can be polished without any problem, rust removed from the inner surface of the tube, and other surface treatments can be performed.
図面は本発明の実施例を示すものであつて、管
１は90度屈曲した鋼管製エルボであり、本発明の
研掃装置を用いることによつて該管の内面を均一
に研掃することが出来る。 The drawing shows an embodiment of the present invention, in which the pipe 1 is a steel pipe elbow bent at 90 degrees, and the inner surface of the pipe can be uniformly polished by using the cleaning device of the present invention. I can do it.
研掃機本体２は、ケーシング２０へ回転自由に
支持した接続管２３の上流端へ回転継手２２を介
して研掃材元ホース２１を接続している。ケーシ
ング２０にはエアモータ３が配備せられ、その駆
動軸３０先端の歯車３１を前記接続管２３に取付
けた大型歯車２５に噛合して接続管２３を減速回
転させる。 In the main body 2 of the cleaning machine, an abrasive source hose 21 is connected via a rotary joint 22 to an upstream end of a connecting pipe 23 rotatably supported by a casing 20 . An air motor 3 is disposed in the casing 20, and a gear 31 at the tip of its drive shaft 30 meshes with a large gear 25 attached to the connecting tube 23 to rotate the connecting tube 23 at a reduced speed.
接続管２３の下流端は継手管４０を介して可撓
性研掃材ホース４と突き合せ接続されている。 The downstream end of the connecting pipe 23 is butt-connected to the flexible abrasive material hose 4 via a joint pipe 40 .
研掃材ホース４は対摩耗性ゴム又は合成樹脂材
料によつて形成されており、研掃処理すべき管１
の長さに応じて５〜10ｍの長さを有し、接続管２
３の回転によつて一体に回転するものである。 The abrasive material hose 4 is made of anti-wear rubber or synthetic resin material, and is used for the pipe 1 to be abrasive.
It has a length of 5 to 10 m depending on the length of the connecting pipe 2
3 rotates as a unit.
研掃機本体２のケーシング正面には接続管２３
と同芯に且つ接続管２３の外側を包囲して取付筒
５０を突出しており、取付筒５０の先端接続部５
２へ補強芯入り可撓性外ホース５の一端を取付け
て、外ホース５を研掃機本体２のケーシング２０
に固定している。 There is a connecting pipe 23 on the front of the casing of the main body 2 of the cleaner.
The mounting tube 50 protrudes concentrically with the connecting tube 23 and surrounds the outside of the connecting tube 23.
Attach one end of the flexible outer hose 5 with a reinforced core to the casing 20 of the main body 2 of the cleaner.
It is fixed at
外ホース５は研掃材ホース４と略同じ長さを有
し、研掃材ホース４を内部に嵌めて研掃材ホース
４との間に間隙を有しており、研掃材ホース４の
回転とは関係なく保持することが出来る。 The outer hose 5 has approximately the same length as the abrasive material hose 4, and has a gap between the abrasive material hose 4 and the abrasive material hose 4 by fitting the abrasive material hose 4 inside. It can be held regardless of rotation.
外ホース５は全長に亘つて略適当間隔毎に外周
が円弧面に形成された合成樹脂製ガイド鍔５３が
配備されている。ガイド鍔５３の直径は管１の内
径と略同一又は僅か小径であつて、ガイド鍔５３
の前後を外ホース５へ止めた一対の固定リング５
４，５４で挾み止めされている。 The outer hose 5 is provided with synthetic resin guide flanges 53 having an arcuate outer periphery at approximately appropriate intervals over the entire length. The diameter of the guide collar 53 is approximately the same as or slightly smaller than the inner diameter of the tube 1.
A pair of fixing rings 5 fixed to the outer hose 5 at the front and rear of the
It is clamped at 4,54.
研掃材ホース４には外ホース５上のガイド、鍔
５３の取付位置に対応して金属製リングプレート
４１をビス止めしており、研掃材ホース４及び外
ホース５の屈曲に腰、即ち弾性を持たせている。 A metal ring plate 41 is screwed to the abrasive hose 4 in correspondence with the mounting position of the guide and collar 53 on the outer hose 5, and the waist, i.e. It has elasticity.
研掃材ホース４は、外ホース５中にて回転自由
に保持されており、ホース４の先端にはタングス
テン製の研掃材噴射ノズル６を取付けている。 The abrasive material hose 4 is rotatably held in an outer hose 5, and an abrasive material injection nozzle 6 made of tungsten is attached to the tip of the hose 4.
研掃材噴射ノズル６は、研掃材ホース先端に固
定した口金６１に支持プレート６２を螺合６３さ
せ、支持プレート６２の中央取付孔６４へノズル
基端部を螺合して固定しており、研掃材ホース４
の回転と一体にノズル６は回転する。ノズル６の
先端部には、斜め方向に噴射口６が開設されてお
り、ノズル６の回転に伴ない研掃材流体を管内面
に向けて噴射するものである。 The abrasive material injection nozzle 6 is fixed by screwing a support plate 62 into a base 61 fixed to the tip of the abrasive material hose 63, and screwing the base end of the nozzle into a central mounting hole 64 of the support plate 62. , abrasive material hose 4
The nozzle 6 rotates together with the rotation of. A jetting port 6 is formed diagonally at the tip of the nozzle 6, and as the nozzle 6 rotates, the abrasive fluid is jetted toward the inner surface of the tube.
外ホース５の先端に取付けた先端口金７にガイ
ド鍔５３を嵌め、ガイド鍔５３の前後を口金７に
ビス止めされた止めリング７０及び押えリング７
１によつて挾み止められている。ノズル６を取付
けている支持プレート６２の外周部は外ホース５
に固定された先端口金７と押えリング７１との間
へ延びており、支持プレート６２外周の前後に対
し一対のテフロン製ベアリングプレート７２，７
３を配備して、ノズル６の回転に対する摩擦抵抗
を軽減している。 A guide collar 53 is fitted to the tip cap 7 attached to the tip of the outer hose 5, and a retaining ring 70 and a retaining ring 7 are screwed to the cap 7 at the front and rear of the guide collar 53.
It is held in place by 1. The outer periphery of the support plate 62 to which the nozzle 6 is attached is attached to the outer hose 5.
A pair of Teflon bearing plates 72, 7 are provided on the front and rear of the outer periphery of the support plate 62.
3 to reduce frictional resistance to the rotation of the nozzle 6.
エアモータ３の排気口５５を排気管３２によつ
て取付筒５０の周壁に設けた取入口５１に接続
し、エアモータの排気を研掃材ホース４と外ホー
ス５との環状間隙へ導き、ノズル６の支持プレー
ト６２とベアリングプレート７２，７３との軸受
面の隙間を通過させて外へ噴出させ、研掃材ホー
ス４中を通過する研掃材との摩擦により研掃材ホ
ース４の温度上昇を冷却し、且つベアリングプレ
ート７２，７３間に侵入する塵埃のパージングを
行なうものである。 The exhaust port 55 of the air motor 3 is connected to the intake port 51 provided on the peripheral wall of the mounting tube 50 through the exhaust pipe 32, and the exhaust air from the air motor is guided to the annular gap between the abrasive material hose 4 and the outer hose 5, and the nozzle 6 The abrasive material passes through the gap between the bearing surfaces of the support plate 62 and the bearing plates 72 and 73 and is ejected to the outside, and the temperature of the abrasive material hose 4 increases due to friction with the abrasive material passing through the abrasive material hose 4. This is for cooling and purging dust that has entered between the bearing plates 72 and 73.
然して、管１の内面を研掃する場合、外ホース
５の先端ノズル６を管１中へ挿入し、ホース先端
を管１の他端開口部の近くまで延ばした後、エア
モータ３を駆動して研掃材ホース４及びノズル６
を回転研掃材ホース４自体を回転駆動するため、
回転力をホース４全体に作用させることが出来、
ホース４の一部だけに力が掛かつてホース４を早
期にさせることはない。 However, when cleaning the inner surface of the tube 1, the tip nozzle 6 of the outer hose 5 is inserted into the tube 1, the hose tip is extended close to the opening at the other end of the tube 1, and then the air motor 3 is driven. Abrasive material hose 4 and nozzle 6
To drive the rotating abrasive material hose 4 itself,
Rotational force can be applied to the entire hose 4,
Even if a force is applied to only a part of the hose 4, the hose 4 will not be prematurely moved.
次で砂等の研掃材を圧縮空気気流に乗せ、この
研掃材気流を元ホース２１から接続管２３を経て
研掃材ホース４中を通し、ノズル６の先端噴出口
６０より噴出させ、管１の内面を研掃するもので
ある。ノズル６の噴出口６０から研掃材を噴射す
ると同時に外ホース５を徐々に手元へ等速度で引
き出し、管１の全長を内面研掃出来るものであ
る。 Next, an abrasive material such as sand is placed on a compressed air stream, and this abrasive air stream is passed from the source hose 21 through the connecting pipe 23 and through the abrasive material hose 4, and is ejected from the tip spout 60 of the nozzle 6. This is for cleaning the inner surface of the tube 1. At the same time as the abrasive material is injected from the spout 60 of the nozzle 6, the outer hose 5 is gradually drawn out at a constant speed, thereby making it possible to internally polish the entire length of the pipe 1.
本発明の研掃装置は曲管のみならず真直管の内
面研掃にも実施出来ることは当然である。 It goes without saying that the cleaning device of the present invention can be used to clean the inner surface of not only curved pipes but also straight pipes.
又、管１の内径が大なる時は、ガイド鍔５３は
外ホース５が管１の内面との接触摩擦抵抗を軽減
するためにローラを用いることが出来る。 Further, when the inner diameter of the tube 1 is large, a roller can be used as the guide collar 53 to reduce the frictional resistance caused by the contact between the outer hose 5 and the inner surface of the tube 1.
本発明は可撓性の研掃材ホース４及び外ホース
５を管１に挿入するものであるから、仮冷管１が
曲管であつても何ら支障なく全長を均一に研掃す
ることが出来、然も研掃材ホース４と外ホース５
との間の環状空間にエアモータ３の排気を導入
し、研掃材ホース４の温度上昇を防止し、回転摺
動部の塵埃のパージングを行なうことが出来る等
優れた効果を発揮するものである。 In the present invention, the flexible abrasive hose 4 and the outer hose 5 are inserted into the tube 1, so even if the temporary cooling tube 1 is a curved tube, the entire length can be uniformly polished without any problem. It's done, but the abrasive hose 4 and the outer hose 5
The exhaust gas of the air motor 3 is introduced into the annular space between the abrasive material hose 4 and the abrasive material hose 4, which exhibits excellent effects such as preventing the temperature rise of the abrasive material hose 4 and purging dust from the rotating and sliding parts. .
尚、本発明は上記構成に限定されることはなく
特許請求の範囲に記載の技術範囲内で種々の変形
が可能であるのは勿論である。 It goes without saying that the present invention is not limited to the above configuration, and that various modifications can be made within the technical scope of the claims.
第１図は本発明装置の使用状況を示す正面図、
第２図は研掃機本体及び研掃材ホース４、外ホー
ス５の取付け状況を示す拡大断面図、第３図はノ
ズル６及び外ホース５の先端部を示す拡大断面図
である。
１……管、２……研掃機本体、２１……研掃材
元ホース、２２……回転継手、２３……接続管、
３……エアモータ、４……研掃材ホース、５……
外ホース、６……ノズル。
FIG. 1 is a front view showing how the device of the present invention is used;
FIG. 2 is an enlarged sectional view showing how the main body of the cleaning machine, the abrasive material hose 4, and the outer hose 5 are attached, and FIG. 3 is an enlarged sectional view showing the nozzle 6 and the tip of the outer hose 5. 1... Pipe, 2... Grinding machine body, 21... Abrasive material source hose, 22... Rotating joint, 23... Connection pipe,
3... Air motor, 4... Abrasive material hose, 5...
Outside hose, 6... nozzle.
Claims (1)
回転自由に取り付け、回転継手２２を介して研掃
材ホース４を研掃材元ホース２１へ接続してお
り、該研掃材ホース４の外側に可撓性外ホース５
を嵌め外ホース５の基端は研掃機本体２へ取り付
けて固定すると共に、外ホース５の先端は研掃材
ホース４先端を回転自由に支持しており、研掃材
ホース先端部に研掃材空気混合流体を側方に向け
て噴出するノズル６を配備し、研掃材ホース４に
は該ホース４を回転駆動するエアモータ３を連繋
し、該エアモータ３の排気口を研掃材ホース４と
外ホース５との空間に連通させた曲管の内面研掃
装置。1 The proximal end of the flexible abrasive hose 4 is rotatably attached to the main body 2 of the cleaning machine, and the abrasive material hose 4 is connected to the abrasive material source hose 21 via the rotary joint 22. A flexible outer hose 5 is attached to the outside of the material hose 4.
The proximal end of the outer hose 5 is attached and fixed to the main body 2 of the grinder, and the tip of the outer hose 5 freely supports the tip of the abrasive material hose 4. A nozzle 6 that sprays a scavenging material air mixed fluid laterally is provided, an air motor 3 that rotationally drives the hose 4 is connected to the abrasive material hose 4, and an exhaust port of the air motor 3 is connected to the abrasive material hose 4. 4 and the outer hose 5 are connected to each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9431882A JPS58211859A (en) | 1982-06-01 | 1982-06-01 | Blasting device for internal surface of bent pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9431882A JPS58211859A (en) | 1982-06-01 | 1982-06-01 | Blasting device for internal surface of bent pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS58211859A JPS58211859A (en) | 1983-12-09 |
| JPS6125507B2 true JPS6125507B2 (en) | 1986-06-16 |
Family
ID=14106923
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9431882A Granted JPS58211859A (en) | 1982-06-01 | 1982-06-01 | Blasting device for internal surface of bent pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58211859A (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3562100D1 (en) * | 1984-07-23 | 1988-05-11 | Lonza Ag | Method and apparatus for pickling work pieces for making tubes |
| JP6242624B2 (en) * | 2013-08-05 | 2017-12-06 | 厚地鉄工株式会社 | Nozzle support mechanism |
-
1982
- 1982-06-01 JP JP9431882A patent/JPS58211859A/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS58211859A (en) | 1983-12-09 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US2358557A (en) | Blast cleaning device | |
| US3832069A (en) | Cleaning apparatus | |
| US4202068A (en) | Portable scrubbing tool | |
| JP5738858B2 (en) | Device for dispensing fluid jets without a rotating joint | |
| US20130001318A1 (en) | Nozzle system and method | |
| US6283832B1 (en) | Surface treatment method with rapid repetitive motion of an ultra high pressure liquid stream | |
| CN113426775B (en) | Pipe fitting inner wall cleaning device | |
| US6594843B1 (en) | Portable cleaning apparatus | |
| US2723407A (en) | Water driven rotary brush | |
| JPH0557261A (en) | Pipe cleaning device | |
| JPS6125507B2 (en) | ||
| WO1989007019A1 (en) | Device for cleaning cylindrical parts such as bolts | |
| US2763964A (en) | Wall mounted blasting gun | |
| KR100872223B1 (en) | Standing-type portable grinder with dust collection function | |
| JPS6126470B2 (en) | ||
| JPH05280A (en) | Method for cleaning pipe | |
| JP2548859Y2 (en) | Internal cleaning tool for small diameter pipes | |
| US5839948A (en) | Right angle sanders for wet sanding | |
| GB2061447A (en) | Unit for the cleaning of shafts (chutes) | |
| JPH0643236B2 (en) | High-pressure washing device hose delivery mechanism | |
| US20050071944A1 (en) | Washing device for motor vehicles | |
| JPS5995982A (en) | Cleaning apparatus of pipe | |
| JPS5577471A (en) | Internal abrasive and cleaning device for steel pipe, etc. | |
| JPH0532207Y2 (en) | ||
| JP2566756Y2 (en) | High pressure liquid injection device |