WO2015136435A1 - Système automatique de nettoyage et son utilisation, procédé de nettoyage de surfaces intérieures - Google Patents

Système automatique de nettoyage et son utilisation, procédé de nettoyage de surfaces intérieures Download PDF

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Publication number
WO2015136435A1
WO2015136435A1 PCT/IB2015/051729 IB2015051729W WO2015136435A1 WO 2015136435 A1 WO2015136435 A1 WO 2015136435A1 IB 2015051729 W IB2015051729 W IB 2015051729W WO 2015136435 A1 WO2015136435 A1 WO 2015136435A1
Authority
WO
WIPO (PCT)
Prior art keywords
cleaning
cylinder
nozzle assembly
hose
tank
Prior art date
Application number
PCT/IB2015/051729
Other languages
English (en)
Portuguese (pt)
Inventor
Roque Mendes MARTINS
Original Assignee
Souza Cruz S.A.
British American Tobacco (Invenstments) Limited
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 Souza Cruz S.A., British American Tobacco (Invenstments) Limited filed Critical Souza Cruz S.A.
Publication of WO2015136435A1 publication Critical patent/WO2015136435A1/fr

Links

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 
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/093—Cleaning containers, e.g. tanks by the force of jets or sprays
    • B08B9/0936—Cleaning containers, e.g. tanks by the force of jets or sprays using rotating jets
    • 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 
    • B08B9/08—Cleaning containers, e.g. tanks
    • B08B9/0804—Cleaning containers having tubular shape, e.g. casks, barrels, drums
    • B08B9/0813—Cleaning containers having tubular shape, e.g. casks, barrels, drums by the force of jets or sprays

Definitions

  • the present invention relates to a system for internal cleaning of cylinders, tanks or any other confined spaces, for example, cylinders which have a non-free internal surface, automatically allowing for no need for manual cleaning inside the cylinder. tank / confined space or the presence of more than one operator to perform said cleaning operation. Furthermore, the use of said automatic system substantially reduces cleaning time and eliminates the operational risk associated with said operation.
  • cleaning conditioning cylinders or other equipment that is classified as confined spaces requires intervention. manual to ensure complete and efficient cleaning of your internal surfaces.
  • GB1237237 describes a tank wash assembly comprising nozzle mechanism that may be installed within a tank. The mechanism foresees nozzle rotation movement and aims to clean the dirtiest parts of the tank by controlling the flow of the cleaning fluid.
  • this system does not allow efficient cleaning, for example, of a conditioning cylinder containing metal pins distributed throughout its internal surface.
  • the present invention aims to automate the cleaning operation of the inner surface of a cylinder, tank or any confined spaces by a path that defines a path through said inner surface and movable equipment configured to move along thus cleaning the inner surface of the cylinder, tank or confined space, preferably for cleaning organic plant materials from a tobacco industry conditioning cylinder, more preferably of a conditioning cylinder containing bulkheads, most preferably said bulkheads being metal pins distributed throughout their inner surface.
  • a first embodiment of the invention relates to an automatic cleaning system comprising a path (A) defining a path through an inner surface of the cylinder comprising: (i) at least one support, preferably a tube and (ii) at least one less rack; and movable equipment (B) configured to move along the path and thus clean the surface.
  • a path (A) defining a path through an inner surface of the cylinder comprising: (i) at least one support, preferably a tube and (ii) at least one less rack; and movable equipment (B) configured to move along the path and thus clean the surface.
  • at least one set of movable, high pressure washer nozzles preferably a set of nozzles operating in a pressure range between 100 and 200 bar, more preferably the working pressure should be between 100 and 150 bar;
  • a pneumatic motor preferably a pneumatic motor with a power of at least 200W, - (v) a worm gear or screw.
  • the automatic cleaning system further comprises: (vi) a high pressure washer, preferably a washer working with a flow in the range 2,000 l / h and 3,000 l / h, more preferably a washer working with a flow rate of 2,500 l / h H; (vii) a hose reel; (viii) a high pressure hose for cleaning liquid; (ix) a pneumatic hose for driving said air motor and (x) supervisory control system for driving said cleaning system.
  • a high pressure washer preferably a washer working with a flow in the range 2,000 l / h and 3,000 l / h, more preferably a washer working with a flow rate of 2,500 l / h H
  • a hose reel preferably a washer working with a flow rate of 2,500 l / h H
  • a high pressure hose for cleaning liquid
  • a pneumatic hose for driving said air motor
  • supervisory control system for driving said cleaning system.
  • a second embodiment of the invention relates to the use of the automatic cleaning system as defined herein for cleaning the internal spaces / surfaces of cylinders, tanks and / or confined spaces, preferably tobacco industry conditioning cylinders, more preferably bulkhead-containing cylinders, and even more preferably, said bulkheads being metal pins distributed throughout their inner surface.
  • a third embodiment of the invention relates to the method for cleaning internal surfaces of cylinders, tanks or confined spaces by employing the system defined herein, in which the air motor is driven and displaces the displacement device, for example the carriage, by racks all along the inner surface containing the waste.
  • the cleaning liquid preferably cleaning liquid at a flow rate of 2,000 l / h and 3,000 l / h, is applied to the entire inner surface of the cylinder, tank or confined space through two nozzle outlets.
  • air motor couplings which operate at a pressure ranging from 100 to 200 bar, with the nozzle assembly rotating about its own axis and its outlets rotating perpendicular to the nozzle assembly, 360 ° movement in three dimensions.
  • the air motor is a 200 W power motor that is driven by a compressed air hose attached thereto.
  • the preferred working pressure of the nozzles ranges from 100 to 150 bar
  • the cleaning liquid is preferably cold or hot water, more preferably water at room temperature.
  • the cleaner is a solvent that does not damage or attack the inner surface of the cylinder, tank. or confined space.
  • the flow of the pressure washer coupled via high pressure hose to the cleaning nozzles is preferably 2,500 l / h, and the high pressure and pneumatic hoses are controlled by the hose reel.
  • Figure 1 shows a front and general view of the automatic cleaning system coupled to clean the inner surface of a cylinder.
  • Figure 2 shows the detail of the nozzle assembly with the high pressure and pneumatic hoses.
  • Figure 3 shows the detail of the tube with the rack engaged with the worm screw.
  • Figure 4 shows the internal view of the waste cylinder after the production process.
  • Figure 5 shows the internal view of the cylinder after the automatic cleaning system is operated.
  • the automatic cleaning system comprises a path (A) that defines a path through an inner surface of the cylinder, tank or confined space and a movable equipment (B) configured to move along the path and so on. cleaning said inner surface comprising a pneumatic motor (1), a movable high-pressure nozzle assembly (2), a tube with a variable support (3) and rack (4).
  • a movable equipment B
  • cleaning said inner surface comprising a pneumatic motor (1), a movable high-pressure nozzle assembly (2), a tube with a variable support (3) and rack (4).
  • it may further comprise high pressure hose (5), pneumatic hose (6) and hose reel (7).
  • variable support tube (3) is fixed within the cylinder, the tube running through the inner surface of the cylinder from one end to the other.
  • the variable support for fixing the tube inside the cylinder is preferably selected from a gusset or a C-profile, more preferably a gusset.
  • the pneumatic motor (1) is coupled to a displacement device, for example a carriage and, when driven by the supervisory control, causes a linear displacement of said carriage through the racks (4), thus traversing the entire length of the cylinder; which will allow a complete cleaning of the inside of the cylinder.
  • Figure 3 demonstrates in detail the coupling of the tube (3) and rack (4) engaged with the worm gear or gear (8), preferably the worm gear.
  • the high pressure nozzle assembly (2) is coupled to the air motor (1) and will perform the cleaning of the inside of the cylinder with water jets, optionally with any other solvent that does not damage or attack the inner surface of the cylinder, tank or confined space through two exits.
  • the high pressure nozzle assembly (2) rotates about its own axis (air motor. (1)) and its two outlets rotate perpendicular to the assembly according to the arrows. Figure 2. This enables 360 ° movement in three dimensions.
  • the air motor (1) receives compressed air from an external source through a air hose (6), as shown in Figure 2.
  • the coupling of the high pressure nozzle assembly (2) to the air motor (1) can be done manually or by quick coupling.
  • the coupling of the high pressure hose (5), the high pressure washer (not shown) and the fixing of the pneumatic hose (6) to the air motor (1) can also be performed by quick coupling or manually.
  • the high pressure nozzle assembly (2) is fed with the cleaning liquid, preferably room temperature water, by another hose, the high pressure hose (5), which is coupled to a high pressure washer (not shown).
  • the pneumatic (6) and high pressure (5) hoses are controlled by the hose reel (7), as shown in Figure 1. Thus, there is an impediment of said hoses from becoming tangled.
  • Figures 4 and 5 show the automatic system for cleaning in operation. That is, Figure 4 shows the cylinder with the waste that was removed manually, and this manual form of cleaning presented considerable occupational hazards, demand from more operators according to government safety standards, longer execution time and higher consumption of waste. while Figure 5 shows the automatic cleaning system installed inside the cylinder after the cleaning operation, and said automatic operation ensured efficient and complete cleaning in less time, with less water consumption, with the need for only one operator and with no associated work risk.
  • the system of the present invention which specifically combines the components listed herein with the pressure washer flow rate and the working pressure used on the nozzle assembly, has ensured that cleaning of the inner surface of the cylinder, tank or space confined to occur efficiently, without the need for human presence to remove residual material adhered to said inner surface.
  • Another feature of the present invention that provided the desired effect, ie no residue on the inner surface of the cylinder, tank or confined space, was the solution of the conveying device which, in its linear displacement in the horizontal direction of the inner surface, synchronized with the three-dimensional swivel movements performed by the high-pressure nozzle assembly allow the perfectly defined flow and pressure cleaning jets to efficiently reach all locations of said inner surface.
  • the automatic cleaning system of the present invention when compared to the previously employed manual system for cleaning cylinders, tanks and confined spaces, showed a 70% reduction in the time taken to perform cleaning only.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

La présente invention concerne un système automatique de nettoyage, comprenant un chemin (A) définissant un parcours à travers une surface intérieure du cylindre, du réservoir ou de l'espace confiné, et comportant : (i) au moins un support et (ii) au moins une crémaillère ; et un équipement mobile(B) conçu pour se déplacer le long du parcours et ainsi nettoyer ladite surface intérieure, et comprenant : (iii) au moins un ensemble de buses de lavage haute pression mobiles ; (iv) un moteur pneumatique et (v) un engrenage ou une vis sans fin. L'invention concerne également l'utilisation de ce système automatique de nettoyage de surfaces intérieures de cylindres, de réservoirs et/ou d'espaces confinés, ainsi qu'un procédé de nettoyage de surfaces intérieures de cylindres, de réservoirs ou d'espaces confinés, au moyen du système décrit dans la présente invention.
PCT/IB2015/051729 2014-03-10 2015-03-10 Système automatique de nettoyage et son utilisation, procédé de nettoyage de surfaces intérieures WO2015136435A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
BR102014005506A BR102014005506A2 (pt) 2014-03-10 2014-03-10 sistema automático para limpeza e seu uso, método para limpeza de superfícies internas
BRBR1020140055061 2014-03-10

Publications (1)

Publication Number Publication Date
WO2015136435A1 true WO2015136435A1 (fr) 2015-09-17

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/IB2015/051729 WO2015136435A1 (fr) 2014-03-10 2015-03-10 Système automatique de nettoyage et son utilisation, procédé de nettoyage de surfaces intérieures

Country Status (2)

Country Link
BR (1) BR102014005506A2 (fr)
WO (1) WO2015136435A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1237237A (en) 1968-01-19 1971-06-30 Butterworth System Inc Tank washing apparatus
DE2526323A1 (de) * 1975-06-12 1976-12-23 Buehler Miag Gmbh Reinigungsgeraet fuer maelzereieinrichtungen
US5518553A (en) * 1993-04-27 1996-05-21 Moulder; Jeffrey E. Storage tank cleaning and stripping apparatus and method
DE29913822U1 (de) * 1999-08-07 2000-12-21 Dorandt, Georg, 51515 Kürten Anlage zur Entschichtung, insbesondere Entlackung, von Lagertanks
US20050109376A1 (en) * 2003-11-20 2005-05-26 Renew Systems, Inc. Cleaning system and method of use
CN103272801A (zh) * 2013-05-31 2013-09-04 江苏中烟工业有限责任公司徐州卷烟厂 一种再回潮滚筒内壁清扫器

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1237237A (en) 1968-01-19 1971-06-30 Butterworth System Inc Tank washing apparatus
DE2526323A1 (de) * 1975-06-12 1976-12-23 Buehler Miag Gmbh Reinigungsgeraet fuer maelzereieinrichtungen
US5518553A (en) * 1993-04-27 1996-05-21 Moulder; Jeffrey E. Storage tank cleaning and stripping apparatus and method
DE29913822U1 (de) * 1999-08-07 2000-12-21 Dorandt, Georg, 51515 Kürten Anlage zur Entschichtung, insbesondere Entlackung, von Lagertanks
US20050109376A1 (en) * 2003-11-20 2005-05-26 Renew Systems, Inc. Cleaning system and method of use
CN103272801A (zh) * 2013-05-31 2013-09-04 江苏中烟工业有限责任公司徐州卷烟厂 一种再回潮滚筒内壁清扫器

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