EP1982774A1 - Anlage und Vorrichtung zum Reinigen eines Objekts, das mit einem Flüssigkeitsumwälzkreislauf ausgestattet ist - Google Patents

Anlage und Vorrichtung zum Reinigen eines Objekts, das mit einem Flüssigkeitsumwälzkreislauf ausgestattet ist Download PDF

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Publication number
EP1982774A1
EP1982774A1 EP08290347A EP08290347A EP1982774A1 EP 1982774 A1 EP1982774 A1 EP 1982774A1 EP 08290347 A EP08290347 A EP 08290347A EP 08290347 A EP08290347 A EP 08290347A EP 1982774 A1 EP1982774 A1 EP 1982774A1
Authority
EP
European Patent Office
Prior art keywords
nozzle
cleaning
brush
cleaned
cleaning device
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Withdrawn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
EP08290347A
Other languages
English (en)
French (fr)
Inventor
Jacky Gaulupeau
Patrick Saint
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.)
Fillon Technologies SAS
Original Assignee
Fillon Technologies SAS
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 Fillon Technologies SAS filed Critical Fillon Technologies SAS
Publication of EP1982774A1 publication Critical patent/EP1982774A1/de
Withdrawn legal-status Critical Current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
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/30—Cleaning by methods involving the use of tools by movement of cleaning members over a surface
    • B08B1/32—Cleaning by methods involving the use of tools by movement of cleaning members over a surface using rotary cleaning members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/52—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter for removal of clogging particles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B15/00—Details of spraying plant or spraying apparatus not otherwise provided for; Accessories
    • B05B15/50—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter
    • B05B15/55—Arrangements for cleaning; Arrangements for preventing deposits, drying-out or blockage; Arrangements for detecting improper discharge caused by the presence of foreign matter using cleaning fluids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of 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 
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B44—DECORATIVE ARTS
    • B44D—PAINTING OR ARTISTIC DRAWING, NOT OTHERWISE PROVIDED FOR; PRESERVING PAINTINGS; SURFACE TREATMENT TO OBTAIN SPECIAL ARTISTIC SURFACE EFFECTS OR FINISHES
    • B44D3/00—Accessories or implements for use in connection with painting or artistic drawing, not otherwise provided for; Methods or devices for colour determination, selection, or synthesis, e.g. use of colour tables
    • B44D3/006—Devices for cleaning paint-applying hand tools after use

Definitions

  • the present invention relates to an object cleaning device, in particular a spray gun, equipped with a fluid circulation circuit, and a cleaning installation incorporating at least one such cleaning device.
  • the invention relates, more particularly, to a cleaning device comprising at least one washing nozzle having, on the body side, a cleaning fluid supply orifice and, on the head side, a connecting piece to the fluid circulation circuit of the fluid. object to be cleaned, this connection piece being provided with a cleaning fluid discharge orifice of said nozzle.
  • Some objects such as spray guns, require, after use, because of the presence of a fluid circulation circuit internal to said object, such as a paint circulation circuit, cleaning both internally and externally. . Indeed, it is necessary to proceed, usually by brushing, the cleaning of the outer surface of the object, may have been soiled by manipulation or projections. It is also necessary to clean the internal circuit of the object by circulating within said circuit a pressure cleaning fluid.
  • An object of the present invention is therefore to provide an object cleaning device of the aforementioned type whose design makes it possible to clean both the inside and the outside of an object equipped with a fluid circulation circuit, without having to disconnect the device from its cleaning fluid supply source.
  • Another object of the present invention is to propose a cleaning device whose design makes it possible to reduce the risks of projection of cleaning fluid on the operator during the washing operation of the fluid circulation circuit of the object to be cleaned. .
  • Another object of the present invention is to provide a cleaning device whose design reduces the number of components needed for cleaning the inside and outside of the object.
  • Another object of the present invention is to provide a cleaning installation whose design of the cleaning device reduces the cost of the assembly.
  • the subject of the invention is an object cleaning device, in particular a spray gun, equipped with a fluid circulation circuit, this cleaning device comprising at least one washing nozzle having a body side , a cleaning fluid supply orifice, and, on the head side, a connection piece to the fluid circulation circuit of the object to be cleaned, this connection piece being provided with a cleaning fluid discharge orifice.
  • the device further comprises a brush formed of a frame carrying bristles adapted to surround the nozzle head delimiting a tubular receiving housing of said head, brush and nozzle being moved relative axial to move from a so-called cleaning position of the interior of the object to be cleaned, wherein the nozzle connecting tip is at least partially protruding from the housing of hair to be connected to the inlet of the supply circuit of the object to be cleaned, to a so-called cleaning position of the outside of the object, in which the nozzle retracts inside said housing formed by the bristles adapted to come into direct contact with the surface of the object to be cleaned.
  • the relative axial displacement between the brush and the nozzle makes it possible, in an easy manner, without having to disconnect the cleaning device from its cleaning fluid supply source, to go from a cleaning phase of the interior of the object to a cleaning phase of the outside of the object by brushing and vice versa.
  • the nozzle connecting piece makes, at least partially, protruding from the pile housing to be connected to the inlet of the circuit supplying the object to be cleaned
  • said bristles form, in said position, a projection screen from the connection zone between the nozzle and the object to be cleaned.
  • the subject of the invention is also an object cleaning installation equipped with a fluid circulation circuit, said installation comprising at least one cleaning fluid treatment tank equipped with at least one fluid outlet orifice treated under pressure, and an interposable cleaning device between the fluid treatment tank and the object to be cleaned, this cleaning device being connected, at the inlet, to the outlet of the treatment vessel, and connectable at the outlet, at the inlet of the fluid circulation circuit of the object to be cleaned, said treatment tank further comprising at least one fluid inlet orifice capable of collecting the fluid leaving the outlet orifice of the fluid circuit of the object to be cleaned, characterized in that the cleaning device is of the aforementioned type.
  • the cleaning device which is the subject of the invention, is more particularly intended for cleaning objects equipped with an internal circuit for circulating fluid.
  • the invention will be more particularly described below in the case of an application to the cleaning of spray gun with pneumatic actuation, such guns having on the one hand an air inlet shown in 21 in the figures, on the other hand a paint circulation circuit.
  • the pneumatically driven paint is expelled from said gun through an orifice shown in FIG. 22 in the figures.
  • This orifice also corresponds to the outlet of the cleaning fluid, this cleaning fluid being introduced into the gun through an orifice shown at 24 in FIGS.
  • the paint, as well as the cleaning fluid therefore circulate inside the gun between the orifices 24 and 22.
  • the cleaning device 1 comprises, for washing such a gun 20, at least one washing nozzle 2 having, on the body side 3, a cleaning fluid supply port 4 connectable to a fluid supply source. cleaning, and head 5, a nozzle 6 for connection to the fluid circulation circuit of the object to be cleaned. This connection piece 6 is provided with a cleaning fluid discharge orifice 7 for the said nozzle 2.
  • this connecting piece 6 has a generally conical shape, the discharge orifice 7 of the cleaning fluid being positioned at the top of said cone.
  • This tip 6 conical connection is housed by interlocking inside the orifice 24 of the fluid circulation inlet of the object 20, in this case the gun 20, to clean.
  • the conical shape of the connecting piece 6 allows the latter to adapt to different inlet diameters of the fluid circulation circuit of objects to be cleaned.
  • connection piece 6 Because of a tapered fitting of the connection piece 6 in the orifice of the object 20 to be cleaned, the seal is not perfect at said connection area.
  • the device 1 further comprises a brush 8 formed of a frame 9 carrying bristles 10 capable of surrounding the nozzle head 5 delimiting a tubular receiving housing 11 of said head 5.
  • Brush 8 and nozzle 2 are thus animated with a relative axial displacement to move from a so-called cleaning position of the interior of the object 20 to be cleaned, in which the connection end of the nozzle is at least partially projecting from the housing 11 bristles to be connected to the inlet of the supply circuit of the object 20 to be cleaned, said bristles 10 forming in said position a screen for any projections from the connection area between nozzle 2 and object 20 to be cleaned at a position called cleaning the outside of the object 20 in which the nozzle 2 retracts inside said housing 11 formed by the bristles 10, these bristles 10 then being able to come into direct contact with the surface of the object 20 to be cleaned for cleaning by brushing said surface.
  • the so-called cleaning position of the interior of the object to be cleaned corresponds to the figure 2
  • the cleaning position of the outside of the object to be cleaned corresponds to the figure 1
  • the bristles are of sufficient length so that their ends extend to the right of the socket or connection area between the nozzle 7 and the fluid supply circuit of the object 20 to be cleaned.
  • the nozzle head 2 extends inside or behind the housing 11 formed by the bristles 10 of the brush 8.
  • the nozzle 2 and the brush 8 are mounted to sliding axial engagement, the frame 9 of the brush 8 surrounding the nozzle 2 over part of its length.
  • the nozzle 2 is equipped with a gripping handle 12 which can be attached or made in one piece with the nozzle body 2, the brush 8 being slidably mounted along said nozzle 2.
  • the body 3 of the nozzle 2 has the general shape of a gun body, the portion 12 of said grip body being integral with said body. It should be noted that this nozzle body may also be equipped with a member, such as a trigger, for closing the fluid circulation duct between the orifices 4 and 7 of the nozzle. This body shutter has not been shown.
  • the frame 9 of the brush 8 is, in turn, mounted to slide axially along the portion of the nozzle forming the barrel of said gun.
  • the mounting 9 of the brush 8 is, for a sliding fitting assembly, equipped with an axial duct 13, generally through, disposed in the extension of the housing 11 delimited by the bristles 10 of the brush 8.
  • This housing 11 delimited by the bristles 10 of the brush 8 is here produced in the form of a circular housing, the bristles 10 of the brush being implanted on the frame 9 of the brush in a parallel arrangement along a path forming a circular line. closed on said mount.
  • the housing 11 obtained is therefore a cylindrical tubular housing.
  • the axial duct 13 of the frame 9 of the brush 8 is equipped, on the head side 5 of the nozzle 2, with a widening forming a receiving housing 14 for receiving the nozzle head 5 in the retracted position of said head. In this extreme retraction position, shoulder and proximal end of the nozzle head 5 are in abutting contact with each other.
  • the housing 14 shoulder of the axial duct of the frame 9 is provided with an internal peripheral groove 15 housing an annular seal 16 forming means for retaining the nozzle head 5 in said housing 14.
  • This retaining means is obviously a temporary means retaining, ineffective when the axial force exerted on the brush is greater than this retaining force to allow a relative displacement between nozzle and mount 9.
  • the housing 14 shouldered is shown conical.
  • the axial duct 13 of the frame 9 of the brush is still equipped, body side 3 nozzle nozzle, a widening forming a housing 17 shouldered to receive a bulge or enlargement of the nozzle body 3 in the projecting position of the nozzle 2. In this extreme position, shoulder and enlargement or enlargement of the nozzle body 3 are in supporting contact with each other.
  • the device therefore comprises, in each of its extreme relative cleaning positions, means 16, 17 for limiting the displacement and retaining the nozzle 2 and the brush 8.
  • the means 16 for retaining the nozzle 2 in the retracted position for cleaning the outside of the object 20 to be cleaned exert a greater retaining force than the means 17 for retaining the nozzle 2 in the projecting cleaning position. inside the object 20 to clean.
  • the frame 9 of the brush 8 is retained in its position by simple frictional contact between the walls of the frame and the corresponding walls of the nozzle body.
  • the nozzle which affects the general shape of a gun, comprises a nozzle body 3 having two sections, one enlarged delimiting the grip 12 of the device and carrying the inlet port 4 of the nozzle. said nozzle connectable to a cleaning fluid supply source, the other of smaller section forming a rectilinear zone for axial displacement of said brush mount 8 along said nozzle body.
  • This section of nozzle body of smaller section is extended by the nozzle head 5 equipped with a nozzle 6 for connection to the inlet of the fluid circulation circuit of the object 20 to be cleaned.
  • the mount 9 of the brush 8 is moved axially along the nozzle body to allow the free end of the bristles 10 of the brush to extend beyond the orifice 7 of the brush. fluid evacuation of the connection piece 6.
  • the bristles 10 of the brush can then come into direct contact with the gun 20 to be cleaned, said brush being supplied with cleaning fluid centrally via the nozzle.
  • the cleaning fluid is collected at the inlet 26 of fluid to be treated from the treatment tank 23 or in another collection container.
  • the cleaning fluid is new and collected after use in the cleaning facility for storage and subsequent treatment outside the cleaning installation.
  • the mount 9 of the brush may be slidably redeployed along the nozzle body to allow the nozzle head to project from the tubular housing 11 formed by the bristles 10 of the brush.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cleaning In General (AREA)
EP08290347A 2007-04-18 2008-04-09 Anlage und Vorrichtung zum Reinigen eines Objekts, das mit einem Flüssigkeitsumwälzkreislauf ausgestattet ist Withdrawn EP1982774A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0702789A FR2915117B1 (fr) 2007-04-18 2007-04-18 Installation et dispositif de nettoyage d'objet equipe d'un circuit de circulation de fluide

Publications (1)

Publication Number Publication Date
EP1982774A1 true EP1982774A1 (de) 2008-10-22

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ID=38792193

Family Applications (1)

Application Number Title Priority Date Filing Date
EP08290347A Withdrawn EP1982774A1 (de) 2007-04-18 2008-04-09 Anlage und Vorrichtung zum Reinigen eines Objekts, das mit einem Flüssigkeitsumwälzkreislauf ausgestattet ist

Country Status (2)

Country Link
EP (1) EP1982774A1 (de)
FR (1) FR2915117B1 (de)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110385935A (zh) * 2019-06-13 2019-10-29 河南艺术职业学院 一种立体水墨画制作装置及方法
CN114515715A (zh) * 2022-03-02 2022-05-20 上海吉啸电子科技有限公司 一种sds研磨液调和槽360度清洗结构
CN117301524A (zh) * 2023-10-07 2023-12-29 洛阳易普特智能科技有限公司 砂型3d打印设备的喷头清洗装置及方法

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114301253B (zh) * 2022-01-05 2023-06-16 重庆市科诚电机制造有限公司 一种废旧电机的翻新设备

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2908030A (en) * 1956-01-19 1959-10-13 Homestead Valve Mfg Co Apparatus for vapor spray cleaning
GB2182266A (en) 1985-11-05 1987-05-13 Gary Skone Roberts Cleaning of spraying apparatus
DE29623235U1 (de) * 1996-10-29 1998-01-08 Kaercher Gmbh & Co Alfred Spritzschutz für ein Hochdruckreinigungsgerät
EP1386671A1 (de) 2002-07-31 2004-02-04 Rosauto S.r.l. Verbesserte Reinigungsvorrichtung für eine Sprühpistole mit Schwerkraftbehälter
EP1602412A1 (de) 2004-06-03 2005-12-07 Rosauto S.r.l. Waschvorrichtung ausgestattet mit abgetrennten automatischen und manuellen Waschzonen für Sprühpistolen und ihre Komponenten

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2908030A (en) * 1956-01-19 1959-10-13 Homestead Valve Mfg Co Apparatus for vapor spray cleaning
GB2182266A (en) 1985-11-05 1987-05-13 Gary Skone Roberts Cleaning of spraying apparatus
DE29623235U1 (de) * 1996-10-29 1998-01-08 Kaercher Gmbh & Co Alfred Spritzschutz für ein Hochdruckreinigungsgerät
EP1386671A1 (de) 2002-07-31 2004-02-04 Rosauto S.r.l. Verbesserte Reinigungsvorrichtung für eine Sprühpistole mit Schwerkraftbehälter
EP1602412A1 (de) 2004-06-03 2005-12-07 Rosauto S.r.l. Waschvorrichtung ausgestattet mit abgetrennten automatischen und manuellen Waschzonen für Sprühpistolen und ihre Komponenten

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110385935A (zh) * 2019-06-13 2019-10-29 河南艺术职业学院 一种立体水墨画制作装置及方法
CN114515715A (zh) * 2022-03-02 2022-05-20 上海吉啸电子科技有限公司 一种sds研磨液调和槽360度清洗结构
CN117301524A (zh) * 2023-10-07 2023-12-29 洛阳易普特智能科技有限公司 砂型3d打印设备的喷头清洗装置及方法

Also Published As

Publication number Publication date
FR2915117A1 (fr) 2008-10-24
FR2915117B1 (fr) 2009-06-05

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