EP2631018A1 - Procédé de nettoyage de tuyaux de drainage et dispositif de nettoyage - Google Patents

Procédé de nettoyage de tuyaux de drainage et dispositif de nettoyage Download PDF

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Publication number
EP2631018A1
EP2631018A1 EP12001196.0A EP12001196A EP2631018A1 EP 2631018 A1 EP2631018 A1 EP 2631018A1 EP 12001196 A EP12001196 A EP 12001196A EP 2631018 A1 EP2631018 A1 EP 2631018A1
Authority
EP
European Patent Office
Prior art keywords
cleaning device
cleaning
drive
brush
tube
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.)
Withdrawn
Application number
EP12001196.0A
Other languages
German (de)
English (en)
Inventor
René Brassel
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
A and B Buersten-Technik AG
Original Assignee
A and B Buersten-Technik AG
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by A and B Buersten-Technik AG filed Critical A and B Buersten-Technik AG
Priority to EP12001196.0A priority Critical patent/EP2631018A1/fr
Publication of EP2631018A1 publication Critical patent/EP2631018A1/fr
Withdrawn legal-status Critical Current

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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
    • 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
    • B08B9/0436—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 provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets

Definitions

  • the invention relates to a method for cleaning the inner wall of drainage pipes. Furthermore, the invention relates to a device for such a method according to the preamble of claim 8.
  • incrustations on the inner walls or inner sides of pipes, in particular on tunnel drainage pipes.
  • the inside of the pipes are in places strongly provided with cement mortar, limescale deposits or other impurities because of the initiated outflow of contaminated liquids, especially during construction site operation. These impurities are usually undesirable and eliminate.
  • the invention is based on the object to provide a method which as completely and gently freed the inside of drainage pipes or drainage pipes, especially of tunnel drainage pipes, incrustations and other impurities, and which is also suitable for long pipe sections of up to 200m or more , Furthermore, the invention is based on the object to provide a cleaning device with which the method is executable.
  • the cleaning device with the rotatably driven brush arrangement is acted upon in the usual flow direction of the liquid medium prevailing in the tube.
  • the propulsion of the cleaning device in the direction of flow of the medium in the tube is effected.
  • the liquid medium causes the simultaneous and effective rinsing of impurities, in particular incrustations, which are released by the motor-driven brush assembly from the tube inside.
  • the cleaning device can be pulled against the direction of flow through the pipe, whereby the cleaning is also possible with the advantages mentioned.
  • the liquid medium is usually the water flowing in the pipe.
  • the method is applied by the cleaning device has at least two brush wheels driven in opposite directions by the motor drive with radially outwardly facing bristles or bristle groups, which contact the inner wall of the tube.
  • the method is used by the cleaning device has at least one by a motor drive rotationally arranged impact device with radially outwardly facing impact elements which act on the pipe inner wall.
  • the impact elements acting on the pipe inner wall remove even stubborn encrustations and other strongly adhering impurities. Due to the advantageous rounded or spherical shape of the striking elements this is done gently.
  • the interchangeability of the impact elements after their eventual wear can e.g. be ensured by releasable and secure connection means.
  • the liquid medium at the end of the pipe to be cleaned or a pipe section to be cleaned is passed into a cleaning system, preferably in a mobile filter and / or water treatment plant.
  • a cleaning system preferably in a mobile filter and / or water treatment plant.
  • a pipe section usually has a length of less than 200m, usually 50m to 150m, and is located between two pipe access wells, wherein the cleaning device is lowered on a lifting device in the direction of flow in the upper tube access shaft or on such.
  • the cleaning device is usually braked against the direction of flow of the water by at least one attached to the cleaning device connection cable is unwound from a cable drum located outside the tube.
  • the cable drum is in this case advantageously operated by an electric motor, can be driven and braked in both directions of rotation.
  • the connection cable is hereby preferably simultaneously formed as a power supply cable for the motor drive of the device or of the brush wheels and the impact device.
  • the method is characterized in that the cleaning device additionally has a motor drive with at least one drive wheel acting on the inner wall of the tube.
  • This drive wheel / wheels support / support the propulsion generated by the liquid medium in the flow direction or the braking or backward movement against the direction of flow, which is achieved by braking or retraction of the connection cable.
  • At least one image or data acquisition device attached to the cleaning device or to the connection cable can transmit a current cleaning state or the surface condition of the pipe inside and / or the pipe wall thickness to an operator and / or a data processing device.
  • the cleaning device is designed so that at least the drive unit of the cleaning device and its power supply line are designed watertight.
  • the waterproof version of the protection class (according to DIN EN 60529 and DIN 40 050 Part 9) advantageously complies with IP 65 and higher.
  • the complete protection against contact degree of protection for contact and foreign body protection, 1st digit
  • the protection against jet water nozzle
  • protection level of water protection, 2nd digit is ensured as a minimum and with regard to the preferred use of the cleaning device .
  • the person skilled in the sealing measures are known, which are necessary for the watertight arrangement of drives and electrical connections.
  • Corresponding components are also commercially available, so that no further comments on the design of the pressure water-tightness for the drive of the device and for the energy supply to this must be made here.
  • the cleaning device has at least one impactor which can be driven by a motor and has striking elements which point radially outward and act upon the pipe inner wall.
  • the impactor acting on the inner wall of the pipe or impactors acting on the inner wall of the pipe removes even stubborn incrustations and other strongly adhering impurities on the inner wall of the pipe in a consistently flawless manner.
  • the striking elements are particularly advantageous as rounded or spherical body of metal and / or plastic formed, which are preferably interchangeable.
  • the rounded or round shape of the impact elements which are advantageously attached to a chain, clean as mentioned very gently.
  • the impact elements are easily replaceable after their possible wear, eg by loosening secure screw connections.
  • the cleaning device has at least one auxiliary drive, preferably a wheel or roller drive, for assisting forward or reverse driving of the cleaning device along a longitudinal central axis of the cleaning device.
  • the auxiliary drive via the power supply line is fedable and waterproof, again advantageously at least in the protection class IP 65. In this way, the forward or reverse driving is ensured even if, for. has overcome a slope or the direction of travel against the direction of flow of the introduced into the pipe medium or against other resistances has to be done.
  • the drive unit for the brush arrangement and / or the auxiliary drive for assisted forward or reverse travel is an electric, hydraulic, electrohydraulic or pneumatic drive, which is preferably arranged in the longitudinal central axis of the cleaning device.
  • the brushes are advantageously designed as disc or roller brushes or cup brushes and preferably exchangeable.
  • the interchangeability is, as mentioned, advantageously ensured via detachable and secured screw connections.
  • the cleaning device is remotely controlled in a further variant. In this way, desired travel movements or cleaning actions can be safely and selectively controlled from a great distance from outside the tube.
  • the drive unit has at least one load-dependent hydraulic transmission for speed control of the counter-rotating brush arrangement / s. This can be used e.g. keep a certain speed constant even with increasing load and at the same time switch off automatically at a defined overload.
  • the cleaning device has at least one rotationally arranged brush wheel and / or at least one rotationally arranged impact device, which is designed to be mass-balanced with respect to at least one counter-rotating brush wheel and / or arranged.
  • the opposing brushes are also coated with an abrasive filament, e.g. Ceramic, silicon carbide, diamond, alumina or boron nitride.
  • an abrasive filament e.g. Ceramic, silicon carbide, diamond, alumina or boron nitride.
  • FIG. 1 shows an embodiment of a cleaning device 1 for procedurally cleaning the inner or inner wall 30 of a tube 2. Shown is a cut along the longitudinal axis xx section of the tube 2, which consists for example of polyethylene (PE or HDPE) and, for example, an inner diameter of 0.6m having.
  • PE polyethylene
  • Such tubes 2 are used, for example, as tunnel drainage pipes and in particular are laid on both sides and / or centrally along the tunnel tube longitudinal axis in the tunnel floor area 3. They serve to catch and drain mountain water and other liquids from the tunnel.
  • the section shown is accessible via a usually about 0.8m wide access slot 7, in the FIGS. 1 and 4 is shown with open manhole cover.
  • the section between two shafts 7 has, for example, a length of 50 meters to 200 meters.
  • the illustrated embodiment of the cleaning device 1 has a drive box 11 with a connection cable 4 connected thereto for supplying energy. Further, a centering arrangement 12 is preferably provided on the same side of the cleaning device 1, which centers the cleaning device 1 in the tube 2.
  • a brush assembly with by driving the cleaning device 1 rotatably driven brush wheels 27 and 28 with bristles or bristle groups 8 and 8 'is provided.
  • the brush wheels 27, 28 are driven by the motor in opposite directions and their bristles 8, 8 'act on the inner wall 30 of the tube 2 and clean them.
  • a first brush wheel 27 may be a Have a plurality of pivotable cup brushes 8, which pivot by the centrifugal force of the rotating brush wheel 27 against the inner wall 30. Each cup brush 8 forms a bristle group 8.
  • a second brush wheel 28 has a continuous bristle rim 8 'on or also a plurality of bristle groups 8', which are fixed or rigidly arranged on the second brush wheel 28. Instead of this embodiment of the brush wheel 28, this may also have pivotable cup brushes 8 or bristle groups 8 or other brushes; or instead of the brush wheel 27, one may come with a fixed bristle ring 8 'or bristle groups 8' or other brushes. It is preferred that both brush wheels 27, 28 are driven in opposite directions in rotation. The person skilled in the art is familiar with various construction variants.
  • counter-rotating drive shafts can emerge from the drive box 11, to each of which a brush wheel 27, 28 is arranged.
  • a drive shaft may exit the drive box 11 to which a brush wheel 27 (or 28) is fixedly coupled and the other brush wheel 28 (or 27) is coupled via a transmission of the drive which reverses the direction of rotation.
  • an electrically driven hydraulic pump in the illustrated drive box 11, which drives a hydraulic motor 10, 10 'in each brush wheel 27, 28 or in one of the brush wheels 27 or 28.
  • the counter-rotating brush wheels 27, 28 prevent rotation of the entire cleaning device 1 in the tube 2, which is also prevented by the preferred existing centering 12, 12 ', which on the basis of Figures 2 or 3 will be explained.
  • a beating device 29, which can likewise be driven by a motor, is preferably provided. This preferably rotates with the one brush wheel, in the example shown with the brush wheel 28.
  • the masses of the brush wheels 27, 28 and the brush wheels 27, 28 with the beater 29 are preferably approximately the same size.
  • the beating device 29 has radially deflectable striking elements 9 by the centrifugal force. These can be fastened, for example by means of chains on the rotating central part of the beater 29. In the example shown, this central part is attached to the brush wheel 28 or is made in one piece with this and is thus driven in the same manner as the brush wheel 28.
  • the striking elements 9 are preferably spherical impact bodies made of metal or plastic.
  • polyhedra can also be used, wherein the corners are preferably rounded to protect the inner wall 30 of the tube 2.
  • Both the bristles 8, 8 'as the impact elements 9 may be secured by means of releasable connection means to the central parts of the brush wheels 27, 28 and the beater 29, to replace them easily when worn. It can also be the entire brush wheels 27, 28 and the entire impactor 29 are replaced, if preferred.
  • the motor rotation is effected by independent hydraulic motors 10, 10 ', which are driven by a hydraulic pump in the drive box 11, which in turn is driven by an electric motor. This is powered by a power line in the connection cable 4 with electric current.
  • a connection point for the power line on the front side (on the side facing away from the shaft 7 side) of the cleaning device 1 could be provided, which in FIG. 1 not shown.
  • a centering arrangement 12, 12 ' is preferably provided at the front and at the rear end of the cleaning device 1, which are formed, for example, as a centering roller arrangement, as described with reference to FIGS FIGS. 2 and 3 is explained in more detail.
  • Towing hooks 13, 13 'at both ends of the cleaning device 1 make it possible to attach further pulling cables or ropes. If necessary, this can be a separate pull cable or rope attached to the cleaning device 1 front and / or rear, making it forward or independent of the connection cable 4 can also be pulled backwards.
  • FIG. 2 shows a first embodiment of the mentioned centering 12 'according to FIG. 1 in the pipe section AA.
  • This is a simple arrangement of star-shaped rollers or wheels 14 with centering without additional drive 16 (FIG. Fig. 3 ) is formed for the rollers or wheels 14 and centers the cleaning device 1 in its front region.
  • a spring 15 can thereby press at least one of the rollers or wheels 14 against the inner wall 30. This allows the compensation of unevenness in the tubes, which can be present in particular in the not yet cleaned area.
  • the second, in figure 1 Shaft-side centering arrangement 12 could be designed in this way.
  • FIG. 3 shows a further centering 12 according to FIG. 1 in the pipe cross-section BB, each with an additional wheel drive 16 at each wheel 14, which may be a hydraulic motor or an electric motor.
  • the hydraulic motors 10, 10 ' can also be driven by this pump. It may also be only one of the wheels 14 or it may be driven two of the wheels 14.
  • the centering assembly 12 with additional wheel drive 16 centers the cleaning device 1 in its rear area and can support the propulsion of the cleaning device 1 both forward and backward, which will be explained.
  • a spring 15 can press at least one of the rollers or wheels 14 against the inner wall 30, which improves the frictional engagement of the wheel / roller 14 with the inner wall 30. It can also both centering 12, 12 'according to FIG. 3 be configured simultaneously with a wheel or roller drive 14 ', 16.
  • FIG. 4 Finally, the cleaning device 1 according to FIG. 1 with the attached connection cable 4, which is from the mentioned, rohraussen sectionen and in both directions drivable and brakable cable drum 6 or cable reel off or wound.
  • a vehicle 17 which the cable drum 6 with the necessary for the operation of the drum 6 and the cleaning device 1 Hydraulic and electric units 18 and a not further explained crane assembly with a rope 19 for lowering the cleaning device 1 in the shaft 7 and for lifting the cleaning device 1 from the shaft 7.
  • the vehicle 17 can with a mechanism 20 for lowering / lifting and Turning the vehicle 17 itself be equipped in place and can also be equipped to ride on rails.
  • connection cable 4 is at the same time the energy supply cable from the unit 18 to the cleaning device 1 as well as the pull cable, which brakes the cleaning device 1, if it is driven too fast by the flowing water in the direction of flow FM through the pipe 2. But it can also be provided a separate pull cable and a separate power line.
  • the connected to the cleaning device 1 or connecting cable 4 is driving in cleaning over a pulley 5 of a rohraussen facilityen and in both directions of rotation and driving brakable cable drum 6 unwound, while the cleaning device 1 in the pipe 2 by the flowing water in the pipe 2, again symbolized by arrows FM in the direction of flow, applied and thus driven.
  • the propulsion can be generated or effected solely by the pressure of the water flowing in the pipe 2 to the cleaning device 1.
  • the cleaning device 1 is braked by means of the connecting cable 4 (for which the cable drum 6 is braked by braking means or is driven slower by its drive 16, as it corresponds to the flow rate of the water), so that the cleaning device 1 at a slower speed through the Tube 2 moves, as the flow rate of the water.
  • connection cable 4 is in the embodiment shown, as the cleaning device 1 and its electrical and hydraulic components also, designed watertight, eg in the mentioned protection class IP 65.
  • the cleaning device 1 equipped with a drive for movement in the pipe axis xx, eg with the As described above, driven rollers or wheels 14 ', 16, they can contribute to propulsion in addition to the propulsion caused by the water, in particular, if the amount of flowing water is low and no further water is supplied.
  • the bristle wheels and possibly the impactor 29 are driven in rotation to clean the inner wall 30 of the pipe 2.
  • the detached dirt is taken along by the running water.
  • the cleaning device 1 can be pulled back against the direction of flow FM to that shaft 7 in which it has been inserted. This is done via the connection cable 4, which now also serves as a pull cable, or via the drum 6.
  • Powered wheels or wheels 14 ', 16 of the cleaning device 1 can support this. In this retraction, the brush wheels 27, 28 and / or the impactor 29 may be active for cleaning or disabled.
  • control lines are provided in the pull cable, via which the striking device 29 and / or the brush wheels 27, 28 can accordingly be deactivated and, if appropriate, the direction of rotation of the drives 16 can be switched.
  • a wireless control of the cleaning device 1 via radio is of course possible. If the cleaning device 1 has reached the illustrated shaft 7 again, then it can be lifted out by means of the crane and the shaft 7 is closed again. The vehicle 17 then transports the cleaning device 1 to the next manhole 7 at the beginning of the next section of pipe to be cleaned where the process repeats.
  • the cleaning device 1 has reached the end of the cleaned section a shaft 7, are blocked in the shaft 7 so that they can not be transported by the flowing water. Then, the connection cable 4 can be detached from the cleaning device 1, for example on the tube side, and pulled back from the drum 6 to the vehicle 17 without the cleaning device 1, while the cleaning device 1 remains stationary in the other shaft 7. The vehicle 17 is then moved to this shaft 7 and the connection cable 4 back to the cleaning device 1, whereupon the blockage in the shaft 7 can be canceled and the cleaning device 1 in the same manner as described cleans the next section of the pipeline until a shaft 7 is reached again.
  • cleaning against the flow direction FM can also be carried out as follows:
  • the vehicle 17 brings the cleaning device 1 to a shaft 7 and places it in the shaft 7, in which the cleaning device 1 is blocked, so that it can not be taken by the running water in the section following in the flow direction FM.
  • the vehicle 17 is then moved without the cleaning device 1 against the flow direction FM to the next "upstream" located shaft 7.
  • There, only the connection cable 4 is let down into the shaft 7 and carried along by the running water (if necessary, a body is attached to the connection cable 4, so that there is enough loadable surface for safe entrainment).
  • connection cable 4 is unwound from the cable drum 6 and passes with the running water to the cleaning device 1 in the "downstream" located shaft 7, where the connection cable 4 is attached to the cleaning device 1.
  • This is then pulled by means of the connecting cable 4 or the cable drum 6 counter to the direction of flow FM (possibly supported by the driven rollers or wheels 14 ', 16).
  • the cleaning of the inner wall 30 by means of the brush wheels 27, 28 and the impact device 29 takes place again.
  • These can be arranged such that the impact device 29 acts against the inner wall 30 against the flow direction FM first.
  • the retracted cleaning device 1 has reached the shaft 7, so it can be removed. Or it can be a further passage through the tube 2, this time in the direction of flow FM.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)
EP12001196.0A 2012-02-23 2012-02-23 Procédé de nettoyage de tuyaux de drainage et dispositif de nettoyage Withdrawn EP2631018A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP12001196.0A EP2631018A1 (fr) 2012-02-23 2012-02-23 Procédé de nettoyage de tuyaux de drainage et dispositif de nettoyage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP12001196.0A EP2631018A1 (fr) 2012-02-23 2012-02-23 Procédé de nettoyage de tuyaux de drainage et dispositif de nettoyage

Publications (1)

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EP2631018A1 true EP2631018A1 (fr) 2013-08-28

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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20153056A1 (it) * 2015-07-27 2015-10-27 In Tec Srl Attrezzatura per la pulizia profonda di tubazioni e condotte di scarico
CN105170581A (zh) * 2015-09-07 2015-12-23 厦门日村环保科技有限公司 自动脉冲管道清洗装置
CN105478419A (zh) * 2016-01-14 2016-04-13 吴华桃 管道疏通机
CN107051991A (zh) * 2017-05-26 2017-08-18 王玉强 一种带智能检测器的变径螺纹壁深管的全自动清洗装置
CN107755379A (zh) * 2017-11-27 2018-03-06 山东赛恩环保设备有限公司 一种污水处理塔的清理装置
CN109235630A (zh) * 2018-09-18 2019-01-18 闫丽娟 一种用于水利工程管道清淤的管道淤泥冲洗装置
CN111236410A (zh) * 2020-01-15 2020-06-05 林嘉庆 一种输沙管道疏通装置
EP3753642A1 (fr) * 2019-06-17 2020-12-23 Sea to Sky Energy Solutions Corp. Nettoyeur de conduit
CN112427422A (zh) * 2020-11-13 2021-03-02 蔡肴 一种用于污水处理的管道清理装置

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH474296A (de) * 1967-06-28 1969-06-30 Arx Paul Von Vorrichtung mit deren Hilfe die Innenwand eines Rohres gereinigt und/oder mit einem Schutzanstrich versehen werden kann
US4184220A (en) * 1978-12-20 1980-01-22 Coyle Thomas M Conduit cleaner
US4216738A (en) * 1977-12-21 1980-08-12 Kabushiki Kaisha Kankyo Kaihatsu Method of renewing water pipe, including coating thereof, and apparatus therefor
EP0461997A1 (fr) 1990-06-13 1991-12-18 S.E.P.S. (S.A.) Robot de nettoyage, notamment pour gaines de ventilation
WO1992001121A1 (fr) * 1990-07-13 1992-01-23 Dowell Schlumberger Incorporated Appareil et procede pour nettoyer une conduite
US5402548A (en) * 1993-03-31 1995-04-04 Adair; Michael A. Duct cleaning apparatus

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH474296A (de) * 1967-06-28 1969-06-30 Arx Paul Von Vorrichtung mit deren Hilfe die Innenwand eines Rohres gereinigt und/oder mit einem Schutzanstrich versehen werden kann
US4216738A (en) * 1977-12-21 1980-08-12 Kabushiki Kaisha Kankyo Kaihatsu Method of renewing water pipe, including coating thereof, and apparatus therefor
US4184220A (en) * 1978-12-20 1980-01-22 Coyle Thomas M Conduit cleaner
EP0461997A1 (fr) 1990-06-13 1991-12-18 S.E.P.S. (S.A.) Robot de nettoyage, notamment pour gaines de ventilation
WO1992001121A1 (fr) * 1990-07-13 1992-01-23 Dowell Schlumberger Incorporated Appareil et procede pour nettoyer une conduite
US5402548A (en) * 1993-03-31 1995-04-04 Adair; Michael A. Duct cleaning apparatus

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITUB20153056A1 (it) * 2015-07-27 2015-10-27 In Tec Srl Attrezzatura per la pulizia profonda di tubazioni e condotte di scarico
CN105170581A (zh) * 2015-09-07 2015-12-23 厦门日村环保科技有限公司 自动脉冲管道清洗装置
CN105478419A (zh) * 2016-01-14 2016-04-13 吴华桃 管道疏通机
CN107051991A (zh) * 2017-05-26 2017-08-18 王玉强 一种带智能检测器的变径螺纹壁深管的全自动清洗装置
CN107755379A (zh) * 2017-11-27 2018-03-06 山东赛恩环保设备有限公司 一种污水处理塔的清理装置
CN109235630A (zh) * 2018-09-18 2019-01-18 闫丽娟 一种用于水利工程管道清淤的管道淤泥冲洗装置
CN109235630B (zh) * 2018-09-18 2021-09-03 安徽中允项目管理有限公司 一种用于水利工程管道清淤的管道淤泥冲洗装置
EP3753642A1 (fr) * 2019-06-17 2020-12-23 Sea to Sky Energy Solutions Corp. Nettoyeur de conduit
CN111236410A (zh) * 2020-01-15 2020-06-05 林嘉庆 一种输沙管道疏通装置
CN112427422A (zh) * 2020-11-13 2021-03-02 蔡肴 一种用于污水处理的管道清理装置
CN112427422B (zh) * 2020-11-13 2021-11-05 贵州科为环保科技有限公司 一种用于污水处理的管道清理装置

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