EP2383047B9 - Dispositif de buse - Google Patents

Dispositif de buse Download PDF

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Publication number
EP2383047B9
EP2383047B9 EP20110003362 EP11003362A EP2383047B9 EP 2383047 B9 EP2383047 B9 EP 2383047B9 EP 20110003362 EP20110003362 EP 20110003362 EP 11003362 A EP11003362 A EP 11003362A EP 2383047 B9 EP2383047 B9 EP 2383047B9
Authority
EP
European Patent Office
Prior art keywords
nozzle
arrangement according
jet
elements
nozzle arrangement
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.)
Active
Application number
EP20110003362
Other languages
German (de)
English (en)
Other versions
EP2383047A1 (fr
EP2383047B1 (fr
Inventor
Hans Joachim Struck
Fabiny.Lutz
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.)
Papiermaschinen-Systemtechnik GmbH
PAPIERMASCHINEN SYSTEMTECHNIK GmbH
Original Assignee
Papiermaschinen-Systemtechnik GmbH
PAPIERMASCHINEN SYSTEMTECHNIK GmbH
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 Papiermaschinen-Systemtechnik GmbH, PAPIERMASCHINEN SYSTEMTECHNIK GmbH filed Critical Papiermaschinen-Systemtechnik GmbH
Priority to PL11003362T priority Critical patent/PL2383047T3/pl
Priority to SI201130017T priority patent/SI2383047T1/sl
Publication of EP2383047A1 publication Critical patent/EP2383047A1/fr
Application granted granted Critical
Publication of EP2383047B1 publication Critical patent/EP2383047B1/fr
Publication of EP2383047B9 publication Critical patent/EP2383047B9/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21F—PAPER-MAKING MACHINES; METHODS OF PRODUCING PAPER THEREON
    • D21F1/00—Wet end of machines for making continuous webs of paper
    • D21F1/34—Construction or arrangement of spraying pipes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/16—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening having selectively- effective outlets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/20—Arrangements of several outlets along elongated bodies, e.g. perforated pipes or troughs, e.g. spray booms; Outlet elements therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/34—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl
    • B05B1/3402—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to influence the nature of flow of the liquid or other fluent material, e.g. to produce swirl to avoid or to reduce turbulencies, e.g. comprising fluid flow straightening means
    • 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
    • B05B15/14—Arrangements for preventing or controlling structural damage to spraying apparatus or its outlets, e.g. for breaking at desired places; Arrangements for handling or replacing damaged parts
    • B05B15/18—Arrangements for preventing or controlling structural damage to spraying apparatus or its outlets, e.g. for breaking at desired places; Arrangements for handling or replacing damaged parts for improving resistance to wear, e.g. inserts or coatings; for indicating wear; for handling or replacing worn parts
    • 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
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
    • 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
    • B05B15/60—Arrangements for mounting, supporting or holding spraying apparatus
    • B05B15/65—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits
    • B05B15/658—Mounting arrangements for fluid connection of the spraying apparatus or its outlets to flow conduits the spraying apparatus or its outlet axis being perpendicular to the flow conduit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B05B3/025—Rotational joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays

Definitions

  • the invention relates to a nozzle device for arrangement on a high-pressure cleaning or conditioning of a paper machine with a nozzle body having a first nozzle channel for the passage of a high pressure liquid, wherein in the nozzle channel at least one at least partially cross-nozzle element is arranged, which the liquid passing through the nozzle channel forms a laminar jet.
  • high-pressure cleaning or conditioning devices are operated, for example, as transverse to the direction of the paper machine forming, so-called x-axis of the machine, oscillating transversely to this axis, high-pressure spray tubes, whose task is the continuous cleaning or conditioning of sheet forming screens, press felts , Dry covers and roll surfaces.
  • Other forms of cleaning devices may, for example, be designed as so-called traversing cleaners, which can be moved, for example, along the crater of the paper machine and for the cleaning of clothing or other devices in different production sections of the paper machine be used.
  • water is used at an operating pressure in the range of 10 to 50 bar, which is referred to as high pressure.
  • the said high-pressure spray pipes are provided with radially installed high-pressure spray nozzles, i. So-called needle jet nozzles or HD nozzles equipped. These HD nozzles emit a water jet, which is also referred to as a full jet or needle jet and has a substantially circular cross-section.
  • the nozzle devices mentioned above are for example from the DE 295 09 934 U1 or the DE 20 2005 020 149 U1 whose main characteristic is the generation of a water jet with the best possible beam laminarity. This characterizes that the jet does not dissolve in single drops before it hits. This is achieved mainly by a high accuracy in the production of the channel.
  • the nozzle body is fixed with an external thread as attachment with respect to its nozzle assembly.
  • a nozzle device of the type mentioned in which at least one further nozzle element is provided on the nozzle body, which in each case in a different of the first nozzle channel further nozzle channel or together with the first and / or another nozzle member in a common nozzle channel is arranged and that the nozzle body is rotatably mounted on the nozzle device about its longitudinal axis without axial displacement.
  • nozzle channels and / or nozzle elements are provided on a nozzle device, these can be provided with a smaller diameter, which on the one hand reduces the volume flow itself, two nozzle elements consume about 60% of the volume of a nozzle element whose diameter corresponds to the sum of the two nozzle elements, for three beams with 40% of the diameter of a larger jet, a reduction of the volume flow to half is observed.
  • the water consumption is also reduced because the nozzle body is optimally adjustable by its rotation about the longitudinal axis with respect to the direction of the paper machine, and so a significant optimization of the setting can be achieved.
  • the nozzle body is in principle rotatable during operation of the nozzle device but rotatable.
  • the rotatable nozzle body may be provided with two or three nozzle elements, which each have their own nozzle channel is assigned or assigned to a common nozzle channel.
  • the nozzle body may have a substantially circular cross-section and the nozzle channels and / or nozzle elements may be arranged on a line intersecting the center of the circle, for example in a symmetrical relative to the circle center configuration, the simple adjustment of the devices in relation to each other allowed at different outlet openings.
  • At least two nozzle channels and / or nozzle elements may be arranged in the nozzle body at the same distance to different sides of the circle center and it may be in the center of an odd number of nozzle channels and / or nozzle elements of these. If, for example, the straight line on which the nozzle elements are arranged extends in the direction of the x-axis of the paper machine, a number of behind-the-jet beams corresponding to the nozzle channels and / or nozzle elements can be achieved.
  • nozzle elements of their adjustment to transverse to the x-axis optionally one wider area of only one nozzle device are coated, which can increase the cleaning intensity of the spray tube.
  • the longitudinal axes of the nozzle channels and / or nozzle elements may include the same or different angles with the longitudinal axis of the nozzle body.
  • At least a plurality of nozzle channels and / or nozzle elements may each have the same or different channel diameters.
  • a nozzle device has approximately two nozzle elements and optionally the same number of nozzle channels, it can emit two parallel or at an angle to each other water jet, and thus achieves a higher cleaning or conditioning performance on screening, felting and rolling a paper machine, as Nozzle devices with only one nozzle element.
  • the position of the waterbeams can be set both to be in the x-direction one behind the other, as well as next to each other, with each position between these two positions.
  • the arrangement of the beam in the x-axis or transversely to the x-axis can be achieved with a significantly reduced water consumption by the use of smaller nozzle elements and correspondingly reduced beam diameter, for example, when doubling the number of beams adequate cleaning or conditioning performance of the nozzle wherein, as already mentioned, the volume flow of two jets with a diameter of 0.5 mm at the same water pressure corresponds to only about 60% of the volume flow of a jet of 1.0 mm diameter.
  • the nozzle elements of the nozzle device according to the invention can advantageously form an inflow-side section of the nozzle channel or channels and be formed there either through a passage opening of the relevant section of the nozzle body itself or as an insertion part accommodated in the respective nozzle channel and provided with a passage opening. Accordingly, in the first of the two cases, the opening which at least partially penetrates the nozzle body itself forms the nozzle element, whereas in the second case it is formed by an insert part inserted into this section and preferably pressed into a precisely fitting receptacle of the nozzle body. In both cases, the nozzle member opens downstream in the associated nozzle channel, which may also be a common channel.
  • the insert part of a development of the nozzle device is advantageously provided from a hard, low-wear material such as ruby, sapphire, diamond, a ceramic, hard metal or similar hard material.
  • the laminar liquid jets, in particular jets of water, generated by the nozzle elements of the nozzle device according to the invention are in the sense of a marked reduction in the volume flow of liquid in each case to jets having a diameter in the range of 0.1 mm to 1.2 mm, preferably in the range from 0.2 mm to 0.9 mm, more preferably in the range of 0.3 mm to 0.6 mm.
  • the nozzle body is assigned a tool which has an engagement means by means of which the nozzle body can be rotated about its longitudinal axis.
  • the engagement means can engage in at least one preferably slot-like opening of the nozzle body or in at least two outlet openings of the nozzle channels for rotating the nozzle body.
  • the tool may be provided with an engagement means on the type of blade of a screwdriver, while in axially parallel, in particular substantially cylindrical nozzle channels, the tool with complementary cylinder pieces as engaging means is provided.
  • nozzle device for easy handling of the nozzle device in the arrangement and removal from the outlet opening of the respective spray tube can - depending on the design of the recordings on the Cleaning device, for example, on a spray pipe - in another embodiment of the device of the nozzle body form an insert of a metallic material, which is accommodated in a carrier.
  • the support with a coaxial engagement with the longitudinal axis of the nozzle body whose cross-section encloses the beam paths of the laminar jets of the nozzle elements over the height of the support , so that the rays can exit freely from the carrier.
  • a groove can advantageously be introduced in the engagement of the carrier and further the nozzle device can be assigned a tool, for example an Allen key, which is provided with a spring-loaded holding means, for example one or more balls, which engage in this groove intervention. Thereby, the nozzle device is held and can not fall off the tool.
  • a tool for example an Allen key, which is provided with a spring-loaded holding means, for example one or more balls, which engage in this groove intervention.
  • the carrier may be formed as a small plate or have a substantially cylindrically symmetrical body with at least one handle for attacking a tool, for example, characterized in that a longitudinal section with closed outer contour forms a polygon with six corners, so that a tool in the manner of an open-end wrench can simply attack or this section has a hexagonal engagement for inserting an Allen.
  • the carrier may be provided with a fixing means in the manner of a threaded portion, in particular the carrier can be provided with an external thread for receiving in an outlet opening befindliches, associated internal thread.
  • a carrier with an internal thread for screwing on an external thread which is designed as a union nut.
  • the insert in the carrier with a securing means can be fixed and sealed by a sealant.
  • the sealing means may be an annular seal and the securing means may be a prestressed locking ring.
  • a further advantageous embodiment of the nozzle device can be acted upon by a cleaning tool on its inlet side, including the inflow openings of the nozzle elements, so that unintentional contamination of the nozzle openings, which are caused by foreign matter in the spray medium used, by the relevant, arranged within the spray tube cleaning tool, such as a rotating Brush, easy and safe to remove.
  • a cleaning tool on its inlet side including the inflow openings of the nozzle elements, so that unintentional contamination of the nozzle openings, which are caused by foreign matter in the spray medium used, by the relevant, arranged within the spray tube cleaning tool, such as a rotating Brush, easy and safe to remove.
  • the nozzle body 2 of the nozzle device 1 is rotatably provided about its longitudinal axis, resulting in a different spatial arrangement of the nozzle elements 4 and their associated nozzle channels 3, which leads to a different beam arrangement of the beam 5.
  • the nozzle body 2 has in the Fig.1 a substantially cylindrical Mold on and is provided at two heights of the cylinder body with circumferential grooves 6, in which when using the nozzle device as an insert part in a support, not shown, on the inner wall circumferential projections can intervene. These grooves serve on the one hand the mechanical securing of the nozzle body in the carrier, on the other hand, the seal.
  • the liquid enters the nozzle elements 4, which form the laminar jets 5, which after leaving the respective nozzle member 4 pass through the downstream portion of the nozzle channel 3, the inflow-side portion of which form the nozzle elements 4. Accordingly, the jets 5 pass through the nozzle body 2 in the direction indicated by the arrow.
  • Fig.2 is the inflow-side region of a nozzle body 2 of another nozzle device 1 can be seen, in which the nozzle elements 4 are formed by insert 20 of a very hard material, which form a not shown, precise laminar beam and are subjected to little wear.
  • the nozzle elements 4 are formed by insert 20 of a very hard material, which form a not shown, precise laminar beam and are subjected to little wear.
  • a respective passage through the downstream section of the nozzle channel 3 takes place.
  • nozzle body 2 can be seen in a rotated by 180 ° about the transverse axis position, in which therefore therefore indicated by the arrow flow direction of the beam 5, not shown facing the viewer upwards.
  • a tool 7 can be seen, which is provided with a circular shaft 8 and two arranged on the shaft 8 at opposite areas handles.
  • the nozzle body 2 facing the end of the shaft 8 of the tool 7 protrude two pin-shaped engaging means 10 in the direction of the nozzle body 2, which are provided for engagement in the nozzle channels 3, and by means of this engagement, the nozzle body 2 can rotate about its longitudinal axis.
  • the presentation of the Figure 4 is different from the one of Figure 3 essentially by three characteristics.
  • the nozzle channels 3 are arranged obliquely in the nozzle body 2, since their longitudinal axes with the longitudinal axis of the nozzle body 2 include an acute angle, otherwise the same channel diameter.
  • the nozzle body has a slot-like engagement 11, in which a blade located on the associated tool 7 engages with appropriate positioning of the tool 7 for rotating the nozzle body 2.
  • the lower part of the circular shaft 8 with grips 9 of the tool 7 in the Figure 4 shown in "incorrect" perspective view.
  • FIG.1 to 4 show the nozzle body 2 of a nozzle device with two nozzle elements 4 and at its downstream end with two nozzle channel openings, which are arranged at a distance equal to the circle of the end face of the nozzle body 2 straight from the circle center point the Fig.5 to 7 a nozzle device 1 with three jets 5, which extend parallel to the nozzle body longitudinal axis.
  • the nozzle elements 4 correspond to the Figure 5 those of Fig.1 , those of Figure 6 those of Fig.2 and the representation of Figure 7 with three nozzle elements and nozzle channels corresponds to that of Figure 3 , Also in the Fig.5 to 7
  • Each nozzle channel 3 is assigned its own nozzle element 4 for beam shaping, the openings of the nozzle channels 3 at the downstream end face of the nozzle body 2 are again on a straight line passing through the circle, wherein the two outer openings of the nozzle channels 3 have the same distance from the third located in the center. Differences may further exist in terms of the diameter of the jet 5 generated by the nozzle elements 4 and the diameter of the nozzle channels.
  • the diameter of the tool differs Figure 7 arranged engaging means 10, of which instead of the number of three nozzle channels according to only necessary for the rotation of the nozzle body number of two engagement means from the tool 7 is projecting out, which can engage in the two outer nozzle channels 3.
  • the nozzle bodies 2 as inserts in different carriers 12, 13, 14 with two jets 5 Figure 8 ) and three beams 5 ( Figure 9 ), in which the left-hand carrier 12 forms a so-called platelet nozzle, in which the nozzle body 2 accommodates the nozzle channels 3 and / or the nozzle elements 4, after the passage of which the jets 5 in FIG 8 and 9 unrecognizable single or enter a common nozzle channel.
  • the middle and the right supports 13, 14 are in the 8 and 9 each formed as a substantially cylindrically symmetrical body and have a handle 15 for engaging a tool in the form of an external hexagon or a handle, not shown, for engaging a tool in the form of a hexagon socket and an external thread 16 for the arrangement of the nozzle devices 1 in not shown outlet openings of a spike a cleaning device a paper machine, wherein the threaded portions 16 in the representations of 8 and 9 on the nozzle devices 1 on the inflow side and the handles 15 are arranged downstream, to allow accessibility from the outside in the sense of arrangement or removal. Moreover, in the middle carrier 13, the threaded portion 16 has a larger diameter than the handle 15, while this behaves vice versa in the right-hand carrier 14.
  • the inflow sides of the nozzle body 2 with the nozzle elements 4 of the nozzle channels 3 can be seen better in the left and in the middle carrier 12, 13, while the right-hand carrier 14 the outflow-side openings of the nozzle channels 3 is better visible.
  • the 8 and 9 the nozzle body of the nozzle device during operation holding in its position of use, annular securing means and also annular sealing means for sealing the assembly.
  • the invention described above relates to a nozzle device 1 for placement on a high-pressure cleaning or conditioning device of a paper machine with a nozzle body 2 having a first nozzle channel 3 for the passage of a highly pressurized liquid, wherein in the nozzle channel 3 at least one of these at least partially penetrating nozzle element 4 is arranged, which forms the liquid flowing through the nozzle channel 3 to a laminar beam 5.
  • a nozzle device 1 which increases the efficiency of the spray tube by a good cleaning result with reduced water consumption, it is inventively provided that at least one further nozzle element 4 is provided on the nozzle body 2, which in each case in one of the first nozzle channel.
  • various other nozzle channel 3 or together with the first and / or a further nozzle element 4 is arranged in a common nozzle channel 3 and that the nozzle body 2 is rotatably mounted on the nozzle device 1 about its longitudinal axis without axial displacement.

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  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Nozzles (AREA)
  • Cleaning By Liquid Or Steam (AREA)
  • Formation And Processing Of Food Products (AREA)

Claims (19)

  1. Dispositif injecteur (1) conçu pour être installé sur un système de nettoyage et de conditionnement haute pression d'une machine à papier, comprenant un corps de buse (2) muni d'un premier canal de diffusion (3) dévolu au passage d'un fluide sollicité par une haute pression, ledit canal de diffusion (3) renfermant au moins un élément injecteur (4) qui le traverse au moins partiellement, et par lequel le fluide empruntant ledit canal de diffusion (3) est configuré en un jet laminaire, caractérisé par le fait qu'au moins un élément injecteur supplémentaire (4), prévu sur le corps de buse, est respectivement logé dans un canal supplémentaire de diffusion (3) qui diffère du premier canal de diffusion (3), ou bien est logé dans un canal commun de diffusion (3) conjointement au premier élément injecteur et/ou à un élément injecteur supplémentaire (4) ; et par le fait que ledit corps de buse (2) est implanté sur ledit dispositif injecteur (1) avec faculté de rotation autour de son axe longitudinal, sans aucun décalage axial.
  2. Dispositif injecteur selon la revendication 1, caractérisé par le fait que le corps de buse (2) est pourvu de deux ou trois éléments injecteurs (4) auxquels un propre canal de diffusion (3) est respectivement associé, ou qui sont associés à un canal commun de diffusion (3).
  3. Dispositif injecteur selon la revendication 1 ou 2, caractérisé par le fait que le corps de buse (2) présente une section transversale pour l'essentiel circulaire, et les éléments injecteurs (4) sont placés sur une droite passant par le centre du cercle.
  4. Dispositif injecteur selon la revendication 3, caractérisé par le fait qu'au moins deux éléments injecteurs (4) et/ou canaux de diffusion (3) du corps de buse (2) sont situés à une même distance vis-à-vis de différents côtés du centre du cercle, et l'un desdits éléments se trouve au centre du cercle en présence d'un nombre impair d'éléments injecteurs (4).
  5. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait que l'axe longitudinal ou les axes longitudinaux du canal ou des canaux de diffusion (3), et/ou de l'élément ou des éléments injecteurs (4), est (sont) disposé(s) parallèlement à l'axe longitudinal du corps de buse (2), ou bien l'axe longitudinal ou les axes longitudinaux desdits canaux de diffusion (3) décri(ven)t respectivement un angle aigu avec ledit axe longitudinal dudit corps de buse (2).
  6. Dispositif injecteur selon la revendication 5, caractérisé par le fait que les axes longitudinaux des canaux de diffusion (3) et/ou des éléments injecteurs (4) décrivent le même angle, ou des angles respectivement différents avec l'axe longitudinal du corps de buse (2).
  7. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait qu'au moins une pluralité de canaux de diffusion (3) et/ou d'éléments injecteurs (4) présentent entre eux, à chaque fois, le même diamètre de circulation ou des diamètres de circulation respectivement différents.
  8. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait que les éléments injecteurs (4) matérialisent un tronçon d'afflux du canal ou des canaux de diffusion (3) et sont constitués, dans cette zone, par un orifice de passage du tronçon considéré du corps de buse (2) proprement dit, ou bien sont réalisés sous la forme d'une pièce intégrée (20) logée dans le canal de diffusion (3) et munie d'un orifice de passage.
  9. Dispositif injecteur selon la revendication 8, caractérisé par le fait que la pièce intégrée (20) consiste en du rubis, en du saphir, en du diamant, en de la céramique, en un métal dur, ou en un matériau dur similaire.
  10. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait que les éléments injecteurs (4) génèrent, à chaque fois, un jet laminaire offrant un diamètre situé dans la plage de 0,1 mm à 1,2 mm, de préférence dans la plage de 0,2 mm à 0,9 mm, et dans la plage de 0,3 mm à 0,6 mm avec préférence particulière.
  11. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait qu'un outil (7), associé à ce dispositif injecteur (1), est doté d'un moyen (10) de venue en prise à l'aide duquel le corps de buse (2) peut être animé de rotations autour de son axe longitudinal.
  12. Dispositif injecteur selon la revendication 11, caractérisé par le fait que, pour faire tourner le corps de buse (2), le moyen (10) de venue en prise pénètre dans au moins un orifice (11) de préférence du type fente, prévu à cet effet dans ledit corps de buse (2), ou dans au moins deux orifices de sortie des canaux de diffusion (3).
  13. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait que le corps de buse (2) forme une pièce insérable en un matériau métallique, pouvant être insérée dans un support (12, 13, 14).
  14. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par la présence, sur le support (12, 13, 14), d'un élément d'engagement positif qui est coaxial à l'axe longitudinal du corps de buse, et dont la section transversale circonscrit les trajectoires des jets laminaires (5) des éléments injecteurs (4) sur la hauteur dudit support (12, 13, 14).
  15. Dispositif injecteur selon la revendication 14, caractérisé par le fait qu'une rainure est avantageusement pratiquée dans l'élément d'engagement positif du support (12, 13, 14) et un outil, associé audit dispositif injecteur (1), est pourvu d'un moyen de retenue pénétrant amoviblement dans ladite rainure et se présentant, de préférence, comme une ou plusieurs bille(s) contrainte(s) élastiquement.
  16. Dispositif injecteur selon l'une des revendications 13 à 15, caractérisé par le fait que le support (12, 13, 14) est réalisé sous la forme d'une plaquette (12), ou présente un corps (13, 14) pour l'essentiel à symétrie cylindrique, doté d'au moins un élément de manipulation (15) dévolu à l'engagement d'un outil.
  17. Dispositif injecteur selon l'une des revendications 13 à 16, caractérisé par le fait que le support (12, 13, 14) est muni d'un moyen de blocage à demeure, en particulier d'une région filetée (16).
  18. Dispositif injecteur selon l'une des revendications 13 à 17, caractérisé par le fait que la pièce insérable est retenue dans le support (12, 13, 14) par un moyen d'arrêt, par exemple par un ajustement adéquat, et/ou peut être rendue étanche à l'aide d'un moyen d'étanchement.
  19. Dispositif injecteur selon l'une des revendications précédentes, caractérisé par le fait que le côté afflux dudit dispositif, incluant les orifices d'afflux des éléments injecteurs (4), peut être sollicité par un dispositif de nettoyage.
EP20110003362 2010-04-30 2011-04-21 Dispositif de buse Active EP2383047B9 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL11003362T PL2383047T3 (pl) 2010-04-30 2011-04-21 Urządzenie dyszowe
SI201130017T SI2383047T1 (sl) 2010-04-30 2011-04-21 Ĺ oba

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102010019179A DE102010019179A1 (de) 2010-04-30 2010-04-30 Düsenvorrichtung

Publications (3)

Publication Number Publication Date
EP2383047A1 EP2383047A1 (fr) 2011-11-02
EP2383047B1 EP2383047B1 (fr) 2012-12-05
EP2383047B9 true EP2383047B9 (fr) 2013-04-17

Family

ID=43828946

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20110003362 Active EP2383047B9 (fr) 2010-04-30 2011-04-21 Dispositif de buse

Country Status (7)

Country Link
US (1) US9115469B2 (fr)
EP (1) EP2383047B9 (fr)
DE (1) DE102010019179A1 (fr)
ES (1) ES2400799T3 (fr)
HR (1) HRP20130183T1 (fr)
PL (1) PL2383047T3 (fr)
SI (1) SI2383047T1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014144929A2 (fr) * 2013-03-15 2014-09-18 James Crocker Ensemble barre de pulvérisation orbitale pour appareil de nettoyage de surface

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3218227A (en) * 1963-04-22 1965-11-16 Beloit Corp Knockoff shower for a fourdrinier machine
DE3707885A1 (de) * 1987-03-12 1988-09-22 Grohe Kg Hans Brausekopf
US5242113A (en) * 1992-06-29 1993-09-07 Christopher Manderson Rotary shower head apparatus
DE29509934U1 (de) * 1995-06-22 1996-10-24 Struck, Hans-Joachim, 77743 Neuried Randspritzdüse für Papiermaschinen, ausgeführt als Einzel- oder Doppelstrahldüse, mit aufschiebbarer Hülse für Luftzufuhr
US6073861A (en) * 1999-05-24 2000-06-13 Heliojet Cleaning Technologies, Inc. Pressurized fluid cleaning system
US6378791B1 (en) * 2001-01-03 2002-04-30 Marvin Wayne Perry Spray wand for cleaning boat hulls
DE10323598A1 (de) * 2003-05-19 2005-01-05 Lechler Gmbh Sprühventil
BRPI0511081B1 (pt) * 2004-05-11 2018-06-26 Spraying Systems Co. Dispositivo de aspersão do tipo de coletor de chuveiro
WO2005115633A2 (fr) * 2004-05-25 2005-12-08 Nordson Corporation Ajutage de pulverisation dote d'un cle d'alignement
DE202005020149U1 (de) 2004-12-24 2006-03-02 Struck, Hans Joachim Düsenvorrichtung zur Verwendung in einer Maschine zur Herstellung von Papier, Pappe etc., einer Zellstoffentwässerungsmaschine, etc.
US7648086B2 (en) * 2004-12-24 2010-01-19 Hans-Joachim Bernd Struck Nozzle device for use in a paper machine, board machine, pulp dewatering machine or similar machines
DE102006007223A1 (de) 2006-02-15 2007-08-16 Voith Patent Gmbh Düse für eine Reinigungseinrichtung

Also Published As

Publication number Publication date
ES2400799T3 (es) 2013-04-12
PL2383047T3 (pl) 2013-05-31
HRP20130183T1 (hr) 2013-03-31
US9115469B2 (en) 2015-08-25
EP2383047A1 (fr) 2011-11-02
EP2383047B1 (fr) 2012-12-05
US20110266372A1 (en) 2011-11-03
DE102010019179A1 (de) 2011-05-05
SI2383047T1 (sl) 2013-03-29

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