JPH0830358B2 - Sewer pipe cleaning method - Google Patents
Sewer pipe cleaning methodInfo
- Publication number
- JPH0830358B2 JPH0830358B2 JP21631688A JP21631688A JPH0830358B2 JP H0830358 B2 JPH0830358 B2 JP H0830358B2 JP 21631688 A JP21631688 A JP 21631688A JP 21631688 A JP21631688 A JP 21631688A JP H0830358 B2 JPH0830358 B2 JP H0830358B2
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- sewer pipe
- suction
- nozzle
- water supply
- 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 - Lifetime
Links
- 238000004140 cleaning Methods 0.000 title claims description 34
- 238000000034 method Methods 0.000 title claims description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 44
- 238000007790 scraping Methods 0.000 claims description 22
- 238000004804 winding Methods 0.000 description 7
- 239000002184 metal Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003028 elevating effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000004904 shortening Methods 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 1
- 235000017491 Bambusa tulda Nutrition 0.000 description 1
- 241001330002 Bambuseae Species 0.000 description 1
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 239000011425 bamboo Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000012791 sliding layer Substances 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 238000003466 welding Methods 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sewage (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 この発明は、下水道管内の汚泥等の堆積物および下水
道管内の周囲の付着物を連続して吸引排出する方法に関
するものである。Description: TECHNICAL FIELD The present invention relates to a method for continuously suctioning and discharging deposits such as sludge in a sewer pipe and deposits around the sewer pipe.
従来、下水道管内を清掃する方式として、特開昭63−
70730号公報により公表されているように、下水道管内
の左右両側の側壁に押付けられる走行装置を備えている
車体の前部に、駆動装置により回転される掻寄せ装置を
設け、真空吸引源に接続された吸引管の吸込端部を掻寄
せ装置の掻寄せ終端部に向かって開口させ、地上のトラ
ックに固定されたウインチ支持部材にウインチを固定
し、そのウインチから繰り出されたロープを前記車体に
連結し、前記走行装置を駆動すると共に、ウインチによ
りロープを介して車体を牽引して、掻寄せ装置を支持し
ている台車を前進移動させ、掻寄せ装置により掻寄せら
れた下水道管内下部の堆積物を吸引管により吸引排出す
る方式が知られている。Conventionally, as a method for cleaning the inside of the sewer pipe, Japanese Patent Laid-Open No. 63-
As disclosed in Japanese Patent No. 70730, a scraping device that is rotated by a drive device is provided at the front part of a vehicle body that has traveling devices that are pressed against the left and right side walls in a sewer pipe, and is connected to a vacuum suction source. The suction end of the suction pipe is opened toward the scraping end of the scraping device, the winch is fixed to the winch support member fixed to the track on the ground, and the rope extended from the winch is attached to the vehicle body. While connecting and driving the traveling device, the winch pulls the vehicle body through the rope to move the carriage supporting the scraping device forward, and the accumulation of the lower part of the sewer pipe scraped by the scraping device. A method is known in which an object is sucked and discharged by a suction tube.
前記従来の下水道管内清掃方式の場合は、下水道管内
下部の清掃を行なうことはできるが、下水道管内の上側
の付着物を排出して清掃することはできず、また一方の
マンホール内に置かれているウインチのロープを他方の
マンホール内に置かれている車体に連結するためには、
作業員が、ロープの先端を手で持って、一方のマンホー
ルから下水道管内を通って他方のマンホールに移動する
必要があるので、煩雑な作業を必要とする。In the case of the conventional system for cleaning the inside of the sewer pipe, it is possible to clean the inside of the sewer pipe, but it is not possible to discharge and clean the deposits on the upper side inside the sewer pipe, and it is placed in one manhole. To connect the winch rope to the car body placed in the other manhole,
Since the worker must hold the tip of the rope by hand and move from one manhole to the other manhole through the sewer pipe, a complicated work is required.
さらにまた、下水道管が小内径であるときは、作業員
が下水道管内に入ることができないので、ワイヤーまた
は竹等の可撓性杆体の先端部にロープの端部を連結し、
作業員がその杆体を把持してロープと共に下水道管内に
押込み挿通する必要があるが、このような押込み挿通作
業は煩雑であり、またロープを挿通する下水道管が長尺
であるときは、挿通作業が困難あるいは不可能な場合が
ある。Furthermore, when the sewer pipe has a small inner diameter, workers cannot enter the sewer pipe, so connect the end of the rope to the end of the flexible rod such as wire or bamboo,
It is necessary for an operator to grasp the rod and push it into the sewer pipe together with the rope, but such push-insertion work is complicated, and when the sewer pipe through which the rope is inserted is long, the insertion work is required. Can be difficult or impossible.
この発明は、下水道管内の全周の付着物を掻取りかつ
下水道管内の堆積物を吸引して排出することができ、し
かも管内清掃装置を牽引移動する部材を、下水道管内に
容易に挿通することができると共に、小内径の下水道管
に対しても容易に挿通することができる下水道管内清掃
方法を提供することを目的とするものである。This invention is capable of scraping off deposits on the entire circumference of the sewer pipe and sucking and discharging deposits in the sewer pipe, and moreover, easily inserting a member for pulling and moving the pipe cleaning device into the sewer pipe. It is an object of the present invention to provide a method for cleaning the inside of a sewer pipe that can be easily inserted into a sewer pipe having a small inner diameter.
前記目的を達成するために、この発明の下水道管内清
掃方法においては、送水用ホース１の先端に取付けた推
進用ノズル２から高圧水を噴射させながら、その高圧水
の噴射反力により、送水用ホース１を前部マンホール３
内から下水道管４内を通って後部マンホール５内に後退
移動させ、下水道管４内の下部に向かって開口する吸引
ノズル６を接続した吸引管７とその吸引ノズル６の前部
において下水道管４の中心線を中心として回転される掻
取具８とを備えている管内清掃装置９に、前記送水用ホ
ース１の先端部を直接または間接的に連結し、かつ前記
吸引管７を、吸引ホース10を介して真空吸引源に接続
し、次に前記送水用ホース１により管内清掃装置９を牽
引して前進走行させながら、前記掻取具８を回転させ
て、下水道管４内の付着堆積物を吸引排出する。In order to achieve the above-mentioned object, in the sewer pipe cleaning method of the present invention, while propelling the high pressure water from the propulsion nozzle 2 attached to the tip of the water supply hose 1, the high pressure water jet reaction force causes Hose 1 to front manhole 3
The suction pipe 7 connected to the suction nozzle 6 that is moved backward from the inside into the rear manhole 5 through the sewer pipe 4 and opens toward the lower part of the sewer pipe 4 and the sewer pipe 4 in front of the suction nozzle 6. The tip of the water supply hose 1 is directly or indirectly connected to an in-pipe cleaning device 9 having a scraping tool 8 rotated about the center line of the suction pipe 7, and the suction pipe 7 is connected to the suction hose. Connected to a vacuum suction source via 10, then, while the pipe cleaning device 9 is towed by the water supply hose 1 to move forward, the scraping tool 8 is rotated to deposit deposits in the sewer pipe 4. Aspirate.
また請求項２の発明の場合は、吸引ノズル６の高さを
調節できるようにするために、吸引ノズル６が可撓管11
を介して吸引管７の前端部に接続され、吸引ノズル６が
ノズル昇降用伸縮シリンダ12により支持されている。Further, in the case of the invention of claim 2, in order to adjust the height of the suction nozzle 6, the suction nozzle 6 is provided with a flexible tube 11
Is connected to the front end of the suction pipe 7 and the suction nozzle 6 is supported by the nozzle elevating telescopic cylinder 12.
送水用ホース１の先端に取付けた推進用ノズル２から
噴射される高圧水の噴射反力により、送水用ホース１が
前部マンホール３内から下水道管４内を通って後部マン
ホール５内に自動的に移動される。送水用ホース１の先
端部に管内清掃装置９に対し直接または間接的に連結さ
れたのち、送水用ホース１により管内清掃装置９が牽引
されて前進走行すると共に、掻取具８が回転され、その
掻取具８により下水道管４内の付着物が掻取られ、下水
道管４内の堆積物は吸引ノズル6,吸引管７および吸引ホ
ース10を経て吸引排出される。By the reaction force of the high-pressure water jetted from the propulsion nozzle 2 attached to the tip of the water supply hose 1, the water supply hose 1 automatically moves from the front manhole 3 through the sewer pipe 4 into the rear manhole 5. Be moved to. After being directly or indirectly connected to the pipe cleaning device 9 at the tip of the water supply hose 1, the pipe cleaning device 9 is pulled by the water supply hose 1 and travels forward, and the scraper 8 is rotated. The scraping tool 8 scrapes off the deposits in the sewer pipe 4, and the deposits in the sewer pipe 4 are sucked and discharged through the suction nozzle 6, the suction pipe 7 and the suction hose 10.
次にこの発明を図示の例によって詳細に説明する。 The present invention will now be described in detail with reference to the illustrated example.
第６図および第７図はこの発明の実施例において用い
られる管内清掃装置９の第１例を示すものであって、円
形断面の下水道管４内を移動される移動フレーム13にお
ける前後の左右両側に、それぞれほぼ截頭円錐形の走行
用車輪14が取付けられ、前記下水道管４内に同心的に配
置される吸引管７は移動フレーム13に対しボルト43によ
り固定され、かつ下水道管４内の下部に向かって開口す
る金属製吸引ノズル６は前記吸引管７の前部に一体に連
設され、その吸引ノズル６の後部にゴム製掻寄せ板59が
固定され、さらに前記吸引ノズル６の基端部の前部に支
持フレーム15が固定されている。FIG. 6 and FIG. 7 show a first example of the pipe cleaning device 9 used in the embodiment of the present invention, in which the front and rear left and right sides of the moving frame 13 moved in the sewer pipe 4 having a circular cross section. , Each of which has a substantially frustoconical running wheel 14, and the suction pipe 7 which is concentrically arranged in the sewer pipe 4 is fixed to the moving frame 13 by a bolt 43, and The metal suction nozzle 6 that opens toward the bottom is integrally connected to the front portion of the suction pipe 7, a rubber scraping plate 59 is fixed to the rear portion of the suction nozzle 6, and the base of the suction nozzle 6 is further fixed. A support frame 15 is fixed to the front part of the end part.
下水道管４の中心線上に配置された回転軸16を有する
液圧モータからなる回転用駆動装置17は前記支持フレー
ム15に固定され、かつ下水道管４の中心線上に配置され
た中心軸18の後部は、前記回転軸16に嵌合固定され、さ
らに中心軸18の外周に複数本（図示の場合は４本のガイ
ド管19が放射状に配置されて溶接により固着され、ガイ
ド管19に摺動自在に嵌挿された支持杆20の突出端部に、
下水道管４の長手方向に対し傾斜している掻取板21が固
着され、さらに支持杆20の長手方向に延長するように設
けられたスリット22とガイド管19とにわたって、ピン23
が挿通され、また前記中心軸18と支持杆20の基端面との
間に押出用ばね24が介在され、前記中心軸18の周囲に固
定されたガイド管19と、そのガイド管19に摺動自在に嵌
挿された掻取板21付きの支持杆20と、押出用ばね24とに
より掻取具８が構成されている。A rotation drive device 17 composed of a hydraulic motor having a rotary shaft 16 arranged on the center line of the sewer pipe 4 is fixed to the support frame 15 and a rear part of a center shaft 18 arranged on the center line of the sewer pipe 4. Is fixedly fitted to the rotary shaft 16, and a plurality of guide tubes 19 are radially arranged on the outer periphery of the central shaft 18 (in the case shown, four guide tubes 19 are radially arranged and fixed by welding, and slidable on the guide tube 19). At the protruding end of the support rod 20 inserted into
A scraping plate 21 that is inclined with respect to the longitudinal direction of the sewer pipe 4 is fixed, and a pin 23 is provided across a slit 22 and a guide pipe 19 that are provided so as to extend in the longitudinal direction of the support rod 20.
And a push-out spring 24 is interposed between the central shaft 18 and the base end surface of the support rod 20, and the guide pipe 19 fixed around the central shaft 18 and slides on the guide pipe 19. The scraping tool 8 is composed of the support rod 20 with the scraping plate 21 freely inserted and inserted, and the pushing spring 24.
前記中心軸18の前部に環状の軸受支承金具25がボルト
26により固定され、かつ前後の走行用車輪14の間の中央
部上部に、左右方向に延長する横軸27が配置され、その
横軸27の両端部に、支承車輪28が回転自在に取付けられ
ると共に、前部リンク29の後端部および後部リンク30の
前端部が回動自在に嵌合され、各前部リンク29の前端部
は移動フレーム13の上部に固定されたブラケット31に対
し前部横軸32により枢着され、各後部リンク30の後端部
は後部横軸33に回動自在に嵌合され、その後部横軸33の
両端部には、移動フレーム13の水平な上面を転動する支
承ローラ34が回転自在に取付けられている。An annular bearing support fitting 25 is bolted to the front part of the center shaft 18.
A horizontal shaft 27, which is fixed by 26 and extends in the left-right direction, is arranged in the upper center portion between the front and rear traveling wheels 14, and bearing wheels 28 are rotatably attached to both ends of the horizontal shaft 27. At the same time, the rear end of the front link 29 and the front end of the rear link 30 are rotatably fitted, and the front end of each front link 29 is attached to the front of the bracket 31 fixed to the upper part of the moving frame 13. The rear end of each rear link 30 is pivotally attached by a horizontal shaft 32, and the rear end of each rear link 30 is rotatably fitted to the rear horizontal shaft 33. A moving bearing roller 34 is rotatably mounted.
前記後部横軸33の後部を、前後方向に延長する液圧シ
リンダ35が配置され、その液圧シリンダ35におけるシリ
ンダ36は吸引管７の上部に固定された支持板37に挿通さ
れ、前記シリンダ36に螺合された前部ナット38および後
部ナット39は支持板37の前面および後面に圧接され、前
記液圧シリンダ35のピストン杆40の端部は前記後部横軸
33の中間部にボルト41により固定され、かつ吸引管７の
後端部に吸引ホース10の前端部が継手42を介して連結さ
れ、さらに管内清掃装置９の前方下部を撮影するテレビ
カメラ44と撮影部を照明する照明器具45とは、前記支持
フレーム15の上部に固定された支持台46に取付けられて
いる。A hydraulic cylinder 35 extending in the front-rear direction is arranged at the rear portion of the rear horizontal shaft 33, and a cylinder 36 of the hydraulic cylinder 35 is inserted into a support plate 37 fixed to the upper portion of the suction pipe 7, and the cylinder 36 The front nut 38 and the rear nut 39, which are screwed together, are pressed against the front surface and the rear surface of the support plate 37, and the end portion of the piston rod 40 of the hydraulic cylinder 35 is connected to the rear horizontal axis.
A television camera 44 that is fixed to the middle portion of 33 with a bolt 41, the front end of the suction hose 10 is connected to the rear end of the suction pipe 7 through a joint 42, and further photographs the lower front part of the pipe cleaning device 9. The lighting device 45 for illuminating the photographing section is attached to a support base 46 fixed to the upper part of the support frame 15.
第８図はこの発明の実施例において用いられる連結具
および推進用ノズル付きの送水用ホースを示すものであ
って、高圧水を圧送する送水用ホース１の先端部に推進
用ノズル２が連結され、かつそのノズル２の先端部に固
定された連結軸47の先端部にボルト48が螺合され、その
ボルト48に係合座金49が嵌設され、さらに前記ノズル２
の周囲に送水用ホース側に向かって斜めに高圧水を噴射
する噴水孔50が設けられている。FIG. 8 shows a water supply hose with a connecting tool and a propulsion nozzle used in an embodiment of the present invention, in which a propulsion nozzle 2 is connected to the tip of a water supply hose 1 for pumping high-pressure water. A bolt 48 is screwed into the tip of a connecting shaft 47 fixed to the tip of the nozzle 2, and an engagement washer 49 is fitted to the bolt 48.
A fountain hole 50 for injecting high-pressure water obliquely toward the water supply hose side is provided around the.
この発明を実施して下水道管内を清掃する場合は、ま
ず第１図に示すように、前部マンホール（下流側マンホ
ール）３付近の地上に、高圧水供給用ポンプ装置（図示
を省略した）および送水用ホース巻付リール51を搭載し
たトラック52を配置し、かつ下水道管４の前端上部にガ
イド滑車53を取付け、前記送水用ホース巻付リール51か
ら繰り出された送水用ホース１を、前記ガイド滑車53を
経て下水道管４内の前端部に導き、次いで送水用ホース
１の先端に取付けられた推進用ノズル２から高圧水を噴
射して、その噴射反力により推進用ノズル２およびこれ
に連結された送水用ホース１を下水道管４内の前端（下
流側）から後方（上流側）に向かって移動させていく。When the present invention is carried out to clean the inside of a sewer pipe, first, as shown in FIG. 1, a high-pressure water supply pump device (not shown) and a pump device for supplying high-pressure water are provided on the ground near the front manhole (downstream manhole) 3. A truck 52 equipped with a water supply hose winding reel 51 is arranged, and a guide pulley 53 is attached to the upper front end of the sewer pipe 4, and the water supply hose 1 unwound from the water supply hose winding reel 51 is connected to the guide. It is guided to the front end in the sewer pipe 4 via the pulley 53, and then high-pressure water is jetted from the propulsion nozzle 2 attached to the tip of the water supply hose 1, and the propulsion nozzle 2 and the propelling nozzle 2 are connected by the jet reaction force. The supplied water supply hose 1 is moved from the front end (downstream side) in the sewer pipe 4 toward the rear (upstream side).
また後部マンホール（上流側マンホール）５内の底部
に管内清掃装置９を配置し、かつ後部マンホール５付近
の地上に、駆動装置によって回転されるホース巻取用リ
ール54,真空吸引タンク55,発電機，液圧ユニット，モニ
ターテレビおよび制御盤等を搭載したトラック56を配置
し、管内清掃装置９の吸引管７と真空吸引タンク55とを
吸引ホース10を介して接続すると共に、管内清掃装置９
における回転用駆動装置17,液圧シリンダ，照明器具45,
テレビカメラ44等を、前記トラック56に搭載された液圧
ユニット，電源，制御盤等に対し、送水ホースやコード
等を介して接続しておく。In addition, a pipe cleaning device 9 is arranged at the bottom of the rear manhole (upstream manhole) 5, and a hose winding reel 54, a vacuum suction tank 55, and a generator that are rotated by a drive device are provided on the ground near the rear manhole 5. , A truck 56 equipped with a hydraulic unit, a monitor TV, a control panel, etc. is arranged, and the suction pipe 7 of the pipe cleaning device 9 and the vacuum suction tank 55 are connected via the suction hose 10 and the pipe cleaning device 9
Drive for rotation 17, hydraulic cylinder, lighting equipment 45,
The TV camera 44 and the like are connected to the hydraulic unit, the power supply, the control panel and the like mounted on the truck 56 via a water supply hose and a cord.
前記推進用ノズル２が後部マンホール５内に達したと
き、その推進用ノズル２からの高圧水の噴射を停止し、
かつ後部マンホール５内の底部に置かれている管内清掃
装置９における軸受支承金具25および軸受57を外して、
それらをノズル２の先端の連結軸47に嵌合し、係合座金
49に挿通したボルト48を連結軸47に螺合したのち、前記
軸受支承金具25を中心軸18にボルト26により固定する。When the propulsion nozzle 2 reaches the rear manhole 5, the injection of high-pressure water from the propulsion nozzle 2 is stopped,
Moreover, the bearing support fitting 25 and the bearing 57 in the pipe cleaning device 9 placed at the bottom of the rear manhole 5 are removed,
Fit them on the connecting shaft 47 at the tip of the nozzle 2, and engage the washer
After the bolt 48 inserted in 49 is screwed into the connecting shaft 47, the bearing support fitting 25 is fixed to the central shaft 18 by the bolt 26.
次に第２図に示すように、管内清掃装置に接続された
吸引ホース10,送液ホース，コード等を後部マンホール
５の底部に取付けたガイドシーブ58に巻掛け、かつ回転
用駆動装置17を運転して掻取具８を回転させると共に、
液圧シリンダ35の伸長動作により支承車輪28を下水道管
４の上部内面に押付けた状態で、トラック52上の駆動装
置によって送水用ホース巻付リール51を巻取方向に回転
させることにより、送水用ホース１によって管内清掃装
置９を前方に牽引移動する。Next, as shown in FIG. 2, the suction hose 10, the liquid supply hose, the cord, etc. connected to the in-pipe cleaning device are wound around the guide sheave 58 attached to the bottom of the rear manhole 5, and the rotation drive device 17 is attached. While driving to rotate the scraping tool 8,
The water supply hose winding reel 51 is rotated in the winding direction by the drive device on the truck 52 while the supporting wheel 28 is pressed against the inner surface of the upper portion of the sewer pipe 4 by the extension operation of the hydraulic cylinder 35. The hose 1 pulls the pipe cleaning device 9 forward.
このようにすると、回転しながら前進移動する掻取具
８の掻取板21により、下水道管４内の付着物が掻取ら
れ、下水道管４内の上側の付着物は掻取られて下水道管
４内の下側に落下し、下水道管４内の堆積物60は、吸引
ノズル６により吸引されたのち、吸引管７および吸引ホ
ース10を通って真空吸引タンク55内に吸引される。By doing so, the scraping plate 21 of the scraping tool 8 that moves forward while rotating scrapes off the deposits in the sewer pipe 4, and scrapes the deposits on the upper side in the sewer pipe 4 to remove it. 4, the deposit 60 in the sewer pipe 4 is sucked by the suction nozzle 6 and then sucked into the vacuum suction tank 55 through the suction pipe 7 and the suction hose 10.
管内清掃装置９が下水道管４の接続部を通過する場
合、下水道管の接続部に段差があるときは、液圧シリン
ダ35の短縮動作により支承車輪28を下降させた状態で、
管内清掃装置９を一方の下水道管から他方の下水道管に
移動させる。When the pipe cleaning device 9 passes through the connection part of the sewer pipe 4 and there is a step at the connection part of the sewer pipe, the bearing wheel 28 is lowered by the shortening operation of the hydraulic cylinder 35,
The pipe cleaning device 9 is moved from one sewer pipe to the other sewer pipe.
前記送水用ホース１により推進用ノズル２を介して管
内清掃装置９を前方に牽引移動するとき、推進用ノズル
２から水を噴射してもよく、推進用ノズル２から水を噴
射しなくてもよい。When the pipe cleaning device 9 is pulled forward by the water supply hose 1 via the propulsion nozzle 2, water may be ejected from the propulsion nozzle 2 or may not be ejected from the propulsion nozzle 2. Good.
第９図ないし第11図はこの発明を実施する場合に使用
できる管内清掃装置９の第２例を示すものであって、吸
引ノズル６がゴム製可撓管11を介して吸引管７の前端部
に接続され、かつ吸引管７の前端上部に固定されたブラ
ケット61と吸引ノズル６の前端部に固定されたブラケッ
ト62とが液圧シリンダからなるノズル昇降用伸縮シリン
ダ12を介して連結されているが、その他の構成は第１例
の管内清掃装置の場合と同様である。9 to 11 show a second example of the pipe cleaning device 9 that can be used when the present invention is carried out, in which the suction nozzle 6 has a rubber flexible pipe 11 and a front end of the suction pipe 7. And a bracket 62 fixed to the upper part of the front end of the suction pipe 7 and a bracket 62 fixed to the front end of the suction nozzle 6 are connected via a nozzle lifting telescopic cylinder 12 which is a hydraulic cylinder. However, other configurations are the same as in the case of the in-pipe cleaning device of the first example.
第２例の管内清掃装置９が下水道管接続部の段差部を
通過する場合は、支承車輪28を下降させると共に、伸縮
シリンダ12の短縮動作により吸引ノズル６を上昇させ、
吸引ノズル６の後部のゴム製掻寄せ板59が下水道管４相
互の接合部を通過したのち、直ちに伸縮シリンダ12の伸
長動作により吸引ノズル６を下降させて、第12図に示す
ように、吸引ノズル６の後部に取付けられている掻寄せ
板59を下水道管４の下部内面に押付ける。When the in-pipe cleaning device 9 of the second example passes through the stepped portion of the sewer pipe connecting portion, the supporting wheel 28 is lowered, and the suction nozzle 6 is raised by the shortening operation of the telescopic cylinder 12,
After the rubber scraping plate 59 at the rear part of the suction nozzle 6 has passed through the joint between the sewer pipes 4, immediately the extension operation of the telescopic cylinder 12 causes the suction nozzle 6 to descend, and as shown in FIG. The scraping plate 59 attached to the rear portion of the nozzle 6 is pressed against the inner surface of the lower portion of the sewer pipe 4.
この発明を実施する場合、前記移動フレーム13の下部
に走行用車輪14を取付けないで、合成樹脂の滑り層を有
する滑りシューを取付けてもよい。また前記送水用ホー
ス１としては、周壁にホース長手方向に延長する金属線
を埋設したゴム製耐高圧ホースを使用してもよく、ある
いは周壁に網状繊維を埋設したゴム製耐高圧ホースを使
用してもよい。When carrying out the present invention, the running wheels 14 may not be attached to the lower portion of the moving frame 13 and a sliding shoe having a synthetic resin sliding layer may be attached. The water supply hose 1 may be a rubber high pressure resistant hose having a peripheral wall embedded with a metal wire extending in the longitudinal direction of the hose, or a rubber high pressure resistant hose having a peripheral wall embedded with reticulated fibers. May be.
この発明は、前述のように構成されているので、以下
に記載するような効果を奏する。Since the present invention is configured as described above, it has the following effects.
送水用ホース１の先端に取付けた推進用ノズル２から
高圧水を噴射させながら、その高圧水の噴射反力によ
り、送水用ホース１を前部マンホール３内から下水道管
４内を通って後部マンホール５内に後退移動させるの
で、送水用ホース１を簡単な手段によって自動的に下水
道管４内に挿通することができ、かつ小内径の下水道管
４に対しても送水用ホース１を支障なく挿通することが
でき、さらに回転する掻取具８により下水道管４内の全
周の付着物を掻取ることができると共に、下水道管４内
の堆積物を自動的に吸引排出して、下水道管４を清掃す
ることができる。While ejecting high-pressure water from the propulsion nozzle 2 attached to the tip of the water supply hose 1, the ejection reaction force of the high-pressure water causes the water supply hose 1 to pass from the inside of the front manhole 3 through the inside of the sewer pipe 4 to the rear manhole. 5, the water supply hose 1 can be automatically inserted into the sewer pipe 4 by a simple means, and the water supply hose 1 can be inserted into the sewer pipe 4 with a small inner diameter without any trouble. Further, the rotating scraping tool 8 can scrape off the deposits on the entire circumference in the sewer pipe 4, and automatically suck and discharge the deposits in the sewer pipe 4, Can be cleaned.
図面はこの発明の一実施例を示すものであって、第１図
は推進用ノズルの噴射反力により送水用ホースを下水道
管内に挿通している状態を示す概略縦断側面図、第２図
は送水用ホースにより推進用ノズルを介して管内清掃装
置を前方に牽引移動して下水道管内の清掃を行なってい
る状態を示す概略縦断側面図、第３図は第２図の一部を
拡大して示す一部縦断側面図、第４図は下水道管内の管
内清掃装置付近を示す一部横断平面図、第５図は第４図
のＡ−Ａ線断面図である。第６図は下水道管内に配置さ
れた第１例の管内清掃装置を示す縦断側面図、第７図は
その一部横断平面図、第８図はこの発明の実施例におい
て用いられる推進用ノズルおよび連結具付き送水用ホー
スを示す平面図である。第９図はこの発明を実施する場
合に使用できる第２例の管内清掃装置の使用状態を示す
縦断側面図、第10図はその一部横断平面図、第11図は第
10図のＢ−Ｂ線断面図、第12図は管内清掃装置が下水道
管の接続部の段差部を通過するときの状態を示す縦断側
面図である。 図において、１は送水用ホース、２は推進用ノズル、３
は前部マンホール、４は下水道管、５は後部マンホー
ル、６は吸引ノズル、７は吸引管、８は掻取具、９は管
内清掃装置、10は吸引ホース、11は可撓管、12はノズル
昇降用伸縮シリンダ、13は移動フレーム、14は走行用車
輪、15は支持フレーム、15は回転軸、17は回転用駆動装
置、18は中心軸、19はガイド管、20は支持杆、21は掻取
板、22はスリット、23はピン、24は押出用ばね、25は軸
受支承金具、26はボルト、27は横軸、28は支承車輪、29
は前部リンク、30は後部リンク、34は支承ローラ、35は
液圧シリンダ、44はテレビカメラ、45は照明器具、50は
噴水口、51は送水用ホース巻付リール、53はガイド滑
車、54はホース巻取用リール、55は真空吸引タンク、58
はガイドシーブ、59はゴム製掻寄せ板、60は堆積物であ
る。The drawings show an embodiment of the present invention, and FIG. 1 is a schematic longitudinal side view showing a state in which a water supply hose is inserted into a sewer pipe by a jet reaction force of a propulsion nozzle, and FIG. A schematic vertical side view showing a state in which the inside of the pipe cleaning device is pulled forward by the water supply hose through the propulsion nozzle to clean the inside of the sewer pipe, and FIG. 3 is an enlarged view of part of FIG. FIG. 4 is a partially longitudinal side view showing the same, FIG. 4 is a partial cross-sectional plan view showing the vicinity of an in-pipe cleaning device in a sewer pipe, and FIG. 5 is a sectional view taken along the line AA of FIG. FIG. 6 is a vertical cross-sectional side view showing a first example of an in-pipe cleaning device arranged in a sewer pipe, FIG. 7 is a partially cross-sectional plan view thereof, and FIG. 8 is a propulsion nozzle used in an embodiment of the present invention and It is a top view which shows the water supply hose with a connection tool. FIG. 9 is a vertical cross-sectional side view showing a usage state of a second example of a pipe cleaning apparatus which can be used when the present invention is carried out, FIG. 10 is a partially transverse plan view thereof, and FIG.
FIG. 10 is a cross-sectional view taken along the line BB in FIG. 10, and FIG. 12 is a vertical cross-sectional side view showing a state in which the in-pipe cleaning device passes through the stepped portion of the connection portion of the sewer pipe. In the figure, 1 is a water supply hose, 2 is a propulsion nozzle, 3
Is a front manhole, 4 is a sewer pipe, 5 is a rear manhole, 6 is a suction nozzle, 7 is a suction pipe, 8 is a scraper, 9 is an inside cleaning device, 10 is a suction hose, 11 is a flexible pipe, and 12 is Nozzle elevating telescopic cylinder, 13 is a moving frame, 14 is a traveling wheel, 15 is a supporting frame, 15 is a rotating shaft, 17 is a rotation driving device, 18 is a central shaft, 19 is a guide tube, 20 is a supporting rod, 21 Is a scraping plate, 22 is a slit, 23 is a pin, 24 is an extrusion spring, 25 is a bearing support metal fitting, 26 is a bolt, 27 is a horizontal shaft, 28 is a support wheel, 29
Is a front link, 30 is a rear link, 34 is a supporting roller, 35 is a hydraulic cylinder, 35 is a hydraulic cylinder, 44 is a television camera, 45 is a lighting fixture, 50 is a fountain, 51 is a water supply hose winding reel, 53 is a guide pulley, 54 is a reel for hose winding, 55 is a vacuum suction tank, 58
Is a guide sheave, 59 is a rubber scraper, and 60 is a deposit.
Claims (2)
ズル２から高圧水を噴射させながら、その高圧水の噴射
反力により、送水用ホース１を前部マンホール３内から
下水道管４内を通って後部マンホール５内に後退移動さ
せ、下水道管４内の下部に向かって開口する吸引ノズル
６を接続した吸引管７とその吸引ノズル６の前部におい
て下水道管４の中心線を中心として回転される掻取具８
とを備えている管内清掃装置９に、前記送水用ホース１
の先端部を直接または間接的に連結し、かつ前記吸引管
７を、吸引ホース10を介して真空吸引源に接続し、次に
前記送水用ホース１により管内清掃装置９を牽引して前
進走行させながら、前記掻取具８を回転させて、下水道
管４内の付着堆積物を吸引排出する下水道管内清掃方
法。1. A high-pressure water is jetted from a propelling nozzle 2 attached to the tip of a water-feeding hose 1, and the high-pressure water jet reaction force causes the water-feeding hose 1 to flow from a front manhole 3 to a sewer pipe 4. Through the suction pipe 6 connected to the suction nozzle 6 that opens backward toward the lower part of the sewer pipe 4 and the front portion of the suction nozzle 6 with the center line of the sewer pipe 4 as the center. Rotating scraping tool 8
The water supply hose 1 is attached to the pipe cleaning device 9 including
Is connected directly or indirectly, and the suction pipe 7 is connected to a vacuum suction source via a suction hose 10, and then the pipe cleaning device 9 is pulled by the water supply hose 1 to run forward. A method for cleaning the inside of the sewer pipe, in which the scraping tool 8 is rotated while being sucked to discharge the adhered deposits in the sewer pipe 4.
の前端部に接続され、吸引ノズル６がノズル昇降用伸縮
シリンダ12により支持されている請求項１記載の下水道
管内清掃方法。2. A suction nozzle 6 is connected to a suction pipe 7 via a flexible pipe 11.
The method for cleaning the inside of the sewer pipe according to claim 1, wherein the suction nozzle 6 is connected to the front end portion of the above and the suction nozzle 6 is supported by a telescopic cylinder 12 for raising and lowering the nozzle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21631688A JPH0830358B2 (en) | 1988-09-01 | 1988-09-01 | Sewer pipe cleaning method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP21631688A JPH0830358B2 (en) | 1988-09-01 | 1988-09-01 | Sewer pipe cleaning method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0266236A JPH0266236A (en) | 1990-03-06 |
| JPH0830358B2 true JPH0830358B2 (en) | 1996-03-27 |
Family
ID=16686617
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP21631688A Expired - Lifetime JPH0830358B2 (en) | 1988-09-01 | 1988-09-01 | Sewer pipe cleaning method |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0830358B2 (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5950387B2 (en) * | 2012-02-08 | 2016-07-13 | 芦森工業株式会社 | Pipe suction device and method for discharging accumulated matter in pipe |
-
1988
- 1988-09-01 JP JP21631688A patent/JPH0830358B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0266236A (en) | 1990-03-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106368306B (en) | A kind of municipal pipeline dredging dredger and municipal pipeline dredging dredging vehicle | |
| CN109201661B (en) | Automatic pipeline cleaning equipment and automatic pipeline processing method | |
| CN206448355U (en) | A kind of municipal pipeline desilting dredger and municipal pipeline desilting dredging vehicle | |
| JP2673189B2 (en) | Sewer pipe cleaning device | |
| JPS6261684A (en) | Cleaner for bundle of tube | |
| JPH11114513A (en) | High pressure jet cleaning equipment with camera for piping | |
| JP2004050960A (en) | Under-floor cleaning equipment | |
| JP3475184B2 (en) | Wire rope cleaning device, wire rope cleaning inspection system, and wire rope cleaning lubrication system | |
| KR100350961B1 (en) | Tank washing apparatus and method | |
| JPH0830359B2 (en) | Sewer pipe cleaning method | |
| JP3932411B2 (en) | Tunnel wall cleaning equipment | |
| WO2004022254A1 (en) | Method and vehicle for cleaning the inside of a tank | |
| JPH05230819A (en) | Inlet channel cleaning device | |
| JPH0830358B2 (en) | Sewer pipe cleaning method | |
| US6059214A (en) | Vertical moving support vehicular attachment | |
| KR20100133631A (en) | Foreign substance suction device for sprinkler vehicle | |
| JPH0296033A (en) | Cleaning inside of sewer | |
| KR102937984B1 (en) | Pipe cleaning apparatus for rehabilitating old pipe and cleaning method using the same | |
| JPH0643236B2 (en) | High-pressure washing device hose delivery mechanism | |
| CN218982461U (en) | Contact net cleaning system and cleaning operation vehicle | |
| CN212358563U (en) | Sewer line cleaning device | |
| JP2006205147A (en) | Apparatus for scraping and discharging | |
| JPH08108149A (en) | Wall washer | |
| CN220410846U (en) | Sand unloading device of sand collecting ship | |
| JPH07247573A (en) | Method and device for discharging sludge in tank |