EP3107689B1 - Tête de gicleur - Google Patents

Tête de gicleur Download PDF

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Publication number
EP3107689B1
EP3107689B1 EP14705355.7A EP14705355A EP3107689B1 EP 3107689 B1 EP3107689 B1 EP 3107689B1 EP 14705355 A EP14705355 A EP 14705355A EP 3107689 B1 EP3107689 B1 EP 3107689B1
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EP
European Patent Office
Prior art keywords
nozzle head
water
axis
nozzle
abrasive
Prior art date
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Application number
EP14705355.7A
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German (de)
English (en)
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EP3107689A1 (fr
Inventor
Marco Linde
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ANT Applied New Technologies AG
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ANT Applied New Technologies AG
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Publication of EP3107689A1 publication Critical patent/EP3107689A1/fr
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
    • B24C3/00—Abrasive blasting machines or devices; Plants
    • B24C3/02—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other
    • B24C3/04—Abrasive blasting machines or devices; Plants characterised by the arrangement of the component assemblies with respect to each other stationary
    • 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
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • 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

Definitions

  • the invention relates to a device for water-abrasive suspension cutting with a nozzle head for discharging a suspension consisting of fluid and solid particles, according to the preamble of claim 1.
  • Such plants for water jet cutting are used, for example, for drilling by means of water jet.
  • the material to be processed is processed by a high-pressure water jet with the addition of abrasive.
  • An advantage of this type of processing is that almost all materials are machinable and that the material to be cut hardly heats up.
  • a water-abrasive jet to which a cutting agent, a so-called abrasive (eg garnet sand, glass , Slag, olivine, corundum, or the like) is added.
  • a so-called abrasive eg garnet sand, glass , Slag, olivine, corundum, or the like
  • a suspension of water and abrasive agent is formed in the water-abrasive suspension cutting, which is discharged under high pressure from a nozzle.
  • water-abrasive injection processing systems in which only the water under high pressure is set and an abrasive is only zugemsicht immediately at the outlet nozzle.
  • Such systems have lower cutting performance than suspension cutting systems.
  • Such injection systems for surface treatment are for example off EP 2 308 645 A1 . US 6,422,480 B1 . WO 2008/128303 A1 such as US 2002/0109017 A1 known.
  • the present invention relates to a suspension cutter.
  • a nozzle head for dispensing a suspension which comprises a fluid and an abrasive, is for example made EP 1 820 604 B1 known.
  • the nozzle head has at least one fixedly arranged nozzle with an outlet opening, through which the liquid is discharged to the outside. So that this happens as defined as possible in order to achieve a desired cutting or removal result, a flow guiding element is arranged upstream of the at least one nozzle.
  • This flow guide element is arranged in the flow path of the liquid supplied to the nozzle in front of the nozzle and the outlet opening, so that the liquid must first pass through the flow guide element before it reaches the nozzle and the outlet opening.
  • the flow guide member is formed and arranged to rotate the liquid to be dispensed downstream of the nozzle about the longitudinal axis of the flow path.
  • This rotation of the liquid leads to a beam expansion of the liquid after exiting the nozzle, so that the liquid emerges conically from the nozzle and at a distance to the outlet opening downstream of the nozzle, a diameter of the liquid flow is achieved, which is greater than the diameter of the outlet opening is.
  • the removal efficiency is improved by the rotating liquid flow emerging from the nozzle.
  • the device according to the invention for water-abrasive-suspension cutting has a high-pressure pump, which brings a fluid, in particular water to a sufficiently high pressure, and a nozzle head for discharging a suspension consisting of fluid and abrasive.
  • the pressurized fluid may subsequently be passed to the high-pressure pump, for example, through an abrasive container in which it is mixed with the abrasive to form the suspension. Further, it is then fed to the nozzle head.
  • the nozzle head for dispensing a suspension consisting of fluid and abrasive has at least one nozzle, which has at least one outlet opening for the outlet of the fluid or liquid, wherein the nozzle head is designed for movement along a feed axis.
  • the nozzle head has at least one first drive device, through which the nozzle head is rotatable about a first axis, which preferably runs parallel to the feed axis.
  • the fluid to be delivered not only water but also other suitable liquid can be used.
  • the viscosity of the liquid can be adapted to the ambient pressure, in particular when used under water.
  • Suitable abrasives may be suitable substances, such as garnet sand, glass, slag, olivine, corundum, or the like. be used.
  • the first axis preferably runs parallel to the longitudinal axis of the nozzle head, wherein the longitudinal axis is that axis in whose direction the flow is through the nozzle head.
  • this longitudinal axis is the center axis of the nozzle head and more preferably corresponds to the feed axis, along which the nozzle head is advanced, for example, when forming a bore.
  • At least one flow guide element may be arranged upstream of the at least one nozzle such that the liquid to be dispensed is set in rotation upstream of the nozzle.
  • a cone-shaped beam expansion can be achieved, which allows a removal of material in a particularly effective manner.
  • the abrasive agent emerging from the nozzle in the suspension moves in a circular path.
  • a flow guide element in particular a helical or helical flow path can be used.
  • the screw defining the flow path can in particular also be designed to be more continuous, for example three-flighted.
  • a helical or helical structure may be formed as an insert or, for example, as a helical path on the inner circumference of a flow channel or on the outer circumference of a middle wall of an annular flow channel.
  • the first axis coincides with the longitudinal or feed axis, so that the nozzle head in the processing of a material, for. B. when cutting a metal or when performing a hole, performs a concentric about its longitudinal axis rotation.
  • the first axis can also be arranged at a distance from the longitudinal or feed axis.
  • the nozzle head can perform either a concentric circular motion or an eccentric motion.
  • the longitudinal axis of the nozzle head with the nozzle head can rotate on a circular path about the first axis.
  • the feed then preferably takes place along a feed axis, which extends in the direction of the first axis. If the first axis spaced, in particular normal or parallel spaced from the feed axis, the nozzle head rotates about an axis not coincident with the feed axis, z. B. about its offset to the feed axis longitudinal axis.
  • the first axis is parallel to the longitudinal axis and / or the feed axis of the nozzle head.
  • the axes can also be angled to each other, especially if the nozzle head for example, angled to the feed direction is arranged, that is, the longitudinal axis of the nozzle head angled extends to the feed axis.
  • the first axis of rotation may be arranged parallel to the longitudinal axis of the nozzle head or parallel to the feed axis.
  • the nozzle head has a second drive device, by which the nozzle head is additionally rotatable about a second axis, which is spaced from the first axis.
  • the first axis may be arranged so that the nozzle head rotates about its longitudinal axis, which is spaced from the feed axis in the radial direction.
  • the second axis can then extend along the feed axis, for example, so that the longitudinal axis and correspondingly the first axis of the nozzle head makes a movement on a circular path around the second axis.
  • the nozzle head can also be inclined at an angle a to the feed axis at least in a section which has the at least one outlet opening. This also makes it possible to increase the machining cross section about the feed axis, wherein at the same time the machining geometry can also be changed. Alternatively, the removal rate can be increased by inclining the outlet opening.
  • the nozzle head has a nozzle, in particular a centrally arranged nozzle.
  • the nozzle head can also be provided with a plurality of outlet openings, of which preferably at least some are arranged so that they emit rays, which are angled to each other.
  • This configuration of the nozzle head further improves the machining performance and makes it possible, depending on the arrangement of the outlet openings, to realize special cutting or machining geometries.
  • the plurality of outlet openings may be arranged or inclined relative to each other so that the beams generated by them or their central axes face each other. Ie. the central axes of the plurality of beams preferably meet at a point or a focus. Alternatively, the center axes of the plurality of beams may face each other without intersecting.
  • the center axes of the beams define a smaller area in an incident plane of the beams than in the area of an exit plane.
  • the removal rate can be increased.
  • the plurality of outlet openings may be arranged so that their rays or their central axes are separated from each other, so a larger processing area is covered.
  • the first and / or the second drive device comprises a motor.
  • a motor may, for example, be an electric motor, but also a hydraulic or pneumatic motor.
  • This embodiment enables a drive independent of the suspension flow.
  • two drive devices may each have separate motors of this type, so that they are independently drivable, in particular the rotations are independently controllable.
  • such a motor for two drive devices may be provided, wherein the drive devices z. B. have gear, which are connected to the common drive motor.
  • a hydraulic motor may also be driven by the suspension flow or a liquid flow diverted from the suspension itself.
  • the first and / or second drive device for this purpose may comprise a fluid flow driven turbine or other driven by liquid flow drive.
  • This embodiment has the advantage that an additional drive such.
  • an electric drive can be dispensed with, in particular no additional separate power supply from the outside is required.
  • each drive device may have a turbine or it may be provided a turbine for driving both drive devices.
  • Such a turbine may, for example, have one or more impellers, which are flowed through by the liquid flow and set in rotation. The rotation can then be transmitted to the drive for rotation of the nozzle head, for example via a suitable gear.
  • the drive is connected in this case with at least one paddle wheel.
  • Another suitable drive could be realized via displacement elements such as movable pistons in the form of a hydraulic motor.
  • At least one channel is provided in the nozzle head, via which fluid can be branched off substantially without solid particles from the suspension.
  • the suspension as described above, is set in rotation by a flow-guiding element.
  • the suspension rotates, it causes the particles or abrasive to be moved outwardly due to the centrifugal forces that occur, while the fluid, especially water, accumulates in a central region.
  • the fluid especially water
  • the fluid especially water
  • the channel via which the fluid can be branched off from the suspension, is furthermore preferably connected to the turbine described above, so that it can be driven by the suspension flow with pure fluid substantially without abrasive. This prevents that the abrasive of the suspension could damage the turbines. At the same time a drive is created, which can do without an additional separate power supply.
  • the nozzle head is arranged on a device for water jet cutting or water jet drilling, in particular water abrasive suspension cutting.
  • a device for water jet cutting or water-abrasive-suspension cutting with a nozzle head, as described above, is also an object of the invention.
  • Such a device further comprises, as essential constituents, a high-pressure pump which brings a fluid, in particular water, to a sufficiently high pressure.
  • the pressurized fluid is subsequently passed through an abrasive tank in which it is mixed with the abrasive to form the suspension. Further, it is then fed to the described nozzle head.
  • Fig. 1 is a sectional view through a nozzle head 1 according to the prior art, which is suitable for dispensing a suspension consisting of a fluid and an abrasive particle contained therein.
  • the nozzle head 1 has at its rear end 2 in the flow direction on a connecting line 4, which releasably is connected to the nozzle head 1.
  • the actual nozzle 8 is arranged in the form of an insert on the nozzle head 1.
  • a central passage 10 extending from the rear end face 2 to the front face end 6 is formed, which forms a fluid line which extends along the longitudinal axis X of the nozzle head.
  • a flow guide member 12 is arranged in the form of a screw. This screw defines in its helix a helical flow path from the end of the flow guiding element 12 facing the rear end 2 to the end of the flow guiding element 12 facing the nozzle 8.
  • the screw of the flow guiding element 12 ends shortly before the nozzle body or the nozzle 8.
  • the flow guide member 12 causes the liquid / suspension, which flows from the port 4 in the flow direction through the passage 10 when flowing through the flow member 12, must spiral through the channel defined by the screw, so that they in addition to their movement in the direction of the longitudinal axis X undergoes a rotational movement about the longitudinal axis X.
  • the flow retains this rotational velocity component and, in addition to its axial movement in the direction of the longitudinal axis X, simultaneously performs a rotational movement about it.
  • the liquid then flows into the inlet funnel 14 of the nozzle 8.
  • the inlet funnel 14 narrows towards a channel 16, which extends in the interior of the nozzle 8 in the direction of the longitudinal axis X.
  • the channel 16 defines the smallest cross section of the nozzle 8 normal to the longitudinal axis X.
  • the channel 16 in a discharge hopper 18 is connected to the actual outlet opening 20 at the downstream end of the channel 16 at.
  • An outlet funnel 18 does not have to be provided in each case.
  • liquid flow to the channel 16 is accelerated due to the decreasing cross-section.
  • the rotational effect of the flow is maintained, so that at the outlet of the flow from the outlet opening 20 through the outlet funnel 18, a conical liquid jet 22 is formed, which widens in the flow direction along the longitudinal axis X.
  • the abrasive in the liquid Due to the rotation of the flow in the screw of the flow guide member 12 and further downstream, the abrasive in the liquid is forced outwardly due to the centrifugal force since the abrasive has a larger mass than the liquid or carrier liquid in which it is located. This effect is maintained within the inlet swirl which forms in the inlet funnel 14 and within the channel 16 of the nozzle 8, so that after exiting the nozzle through the outlet funnel 18, the abrasive in the liquid jet 22 forms a hollow cone 24, the abrasive on the outer periphery of the conical liquid jet 22 settles.
  • the abrasive in the liquid jet 22 in cross section normal to the longitudinal axis X forms an annular surface.
  • the circular area remains essentially the same when hitting an object. Even when hitting the object still acts the rotational energy in the liquid jet 22, whereby the ablation energy of the abrasive is increased during removal, so that an improved removal rate can be achieved.
  • Fig. 2 shows a sectional view through another nozzle head 1 according to the prior art, in which a plurality of first nozzles 7, which are directed in a feed direction S of the nozzle head 1, and a plurality of second rearwardly directed nozzles 9 are arranged on the nozzle head 1.
  • the nozzle head 1 is shown here in use in a borehole 3, in which it is advanced in the feed direction S.
  • the second nozzles 9 are provided. These are starting from the nozzle head 1 radially obliquely backwards, ie directed obliquely opposite to the feed direction S.
  • the second nozzles 9 are connected via connecting lines or channels 5 to the region 13 of the passage 10 located downstream of the flow guide element 12, which forms a central flow line and branching chamber.
  • the connecting lines 5 protrude into the central region of the region 13, so that the inlet openings of the connecting lines 5 facing away from the second nozzles 9 are located at a distance from the outer circumference of the region 13 of the passage 10.
  • This rotation also maintains the liquid or suspension in the downstream region 13 of the passage 10, from which the connection channels 15 branch off to the first nozzles 7.
  • the connecting channels 15 are connected to the front end of the passage 10 in the flow direction at the outer periphery of the region 13, so that it is achieved that the liquid or suspension flows into the connecting channels 15, which is then fed to the first nozzles 7.
  • the rotation of the suspension in the interior of the region 13 causes a uniform Distribution of the suspension on the plurality of connecting channels 15.
  • Fig. 3 is a sectional view through a borehole with a nozzle head 1 disposed therein according to an embodiment of the invention, which is provided at its front end 6 with a plurality of outlet openings 20 which respectively emit a liquid jet 22 radially outward from the nozzle head 1.
  • the nozzle head 1 is provided with a plurality of nozzles 8 and in each case one flow-guiding element, the structure basically being essentially the same as that associated with FIG Fig. 1 or.
  • Fig. 2 corresponds to described embodiments.
  • the entire nozzle head 1 is additionally set in rotation in order to further improve the removal rate.
  • the nozzle head 1 a first drive device 17 'in the form of a motor, for.
  • a motor As an electric motor, by means of which the nozzle head 1 is rotated about a first axis A1, which coincides in this case with the feed direction S and the longitudinal axis X of the nozzle head.
  • the nozzle head 1 is thereby able to be rotated concentrically about the feed axis S along which it is fed.
  • the first drive device 17 'instead of an electric motor, for example, a driven by water flow motor, for. B. uses a turbine, the in Fig. 2 illustrated configuration of the nozzle head 1 advantageous according to which the connecting lines 5 branch off only water or carrier liquid from the suspension.
  • the channels or connecting lines 5 are then connected to the turbine, which forms the first drive device 17 '.
  • the turbine which forms the first drive device 17 '.
  • Fig. 4 is a sectional view through a borehole with a nozzle head 1 according to another embodiment of the invention, which differs from the in Fig. 3 illustrated embodiment primarily distinguished by the fact that the first axis A1, which coincides with the feed axis S of the nozzle head, by a distance x radially offset or spaced from the longitudinal axis X, so that the nozzle head 1 spaced here about its feed axis S around is turned.
  • the first drive device 17 ' is connected to the rear end 2 of the nozzle head 1. Due to the spaced rotation of the nozzle head 1 z. B. a larger diameter D (see Fig. 9C ) of the borehole 3 can be realized.
  • the first drive device 17 ' is as in Fig. 3 also arranged here between a rotary feedthrough 2 and the housing 21 of the nozzle head 1.
  • Fig. 5 is a sectional view of a borehole with a nozzle head 1 according to yet another embodiment of the invention, which substantially the in Fig. 4 illustrated embodiment, but with the difference that the nozzle head 1 is tilted with its longitudinal axis X by an angle a to the feed direction or feed axis S. Due to the angled arrangement of the nozzle head 1 z. B. another hole geometry (see Fig. 9B ) are realized during processing.
  • Fig. 6 a sectional view of a borehole with a nozzle head 1 according to yet another embodiment of the invention.
  • the difference to the in Fig. 3 illustrated embodiment lies in the arrangement of the first drive device 17 ', which is not here - as in the in Fig. 3 illustrated embodiment - is arranged laterally to the housing 21 of the nozzle head 1, but centrally in the flow direction before lying as a hollow shaft drive, so that the space requirement of the entire structure or its overall diameter d compared to the in FIG. 3 to FIG. 5 illustrated embodiments is reduced.
  • Fig. 7 is a sectional view of a borehole with a nozzle head 1 according to yet another embodiment of the invention, which differs from the in Fig. 3 and Fig. 6 illustrated embodiments characterized in that the first drive device 17 'is not here between the rotary feedthrough 2, which serves as a connection part for the connecting line 4, and the housing 21 is arranged, but that the rotary feedthrough 2 in a transmission, by means of which the nozzle head 1 of the Drive device 17 'is rotated, is integrated.
  • Fig. 8 is a sectional view of a borehole with a nozzle head 1 according to yet another embodiment of the invention.
  • This embodiment differs from the previously described embodiments in that here the movements of the in Fig. 3 and the in Fig. 4 superimposed embodiments are shown overlaid.
  • the nozzle head 1 by means of a first drive device 17 'about the first axis A1 (corresponding to the longitudinal axis X) rotated in a centric rotation and simultaneously by means of a second drive device 17''about a second axis A2, which corresponds to the feed axis S, in a rotated eccentric rotation.
  • the first axis A1 and the second axis A2 and the feed axis S are arranged parallel to each other. However, the first axis A1 and the second axis A2 are spaced apart from each other.
  • two rotary feedthroughs 2 are provided.
  • Figs. 9A to 9D are respective sectional views of boreholes, each having a nozzle head 1 according to four further embodiments of the invention, which differ from the in Fig. 3 to Fig. 7 illustrated embodiments essentially differ in that here instead of a plurality of outlet openings 20, which are supplied by a plurality of arranged in the housing 21 corresponding nozzles, here only a single, centrally located in the middle of the front end 6 of the nozzle head 1 outlet opening 20 is present.
  • second outlet openings 23 are arranged on the outer circumference of the nozzle head 1, which are supplied by not shown here second nozzles, which are directed obliquely opposite to the feed direction S and which according to the in Fig.
  • liquid in the direction F leave to flush away the material removed in the borehole 3 parallel to the connecting line 4 back against the feed direction S.
  • Fig. 9A shown nozzle head 1 substantially in connection with Fig. 3 described embodiment
  • Fig. 9B shown nozzle head 1 in Fig. 5 illustrated embodiment
  • Fig. 9C shown nozzle head 1 in Fig. 4 illustrated embodiment
  • Fig. 9D shown nozzle head 1 in Fig. 8 illustrated embodiment.
  • all drive devices 17 ', 17 "about the axes A1 and / or A2 can be designed, for example, as electric drives or as water drives, eg with turbines, with such water drives preferably using the above with reference to FIGS Fig. 2 described connection lines 5 are supplied with liquid.
  • the individual drive or rotation concepts can also be combined with the different nozzle designs.
  • either a plurality or only one outlet opening 20 may be provided.
  • multiple outlet openings 20 may not be arranged so that their radiation directions directed away from each other, but the outlet openings 20 could also as in Fig. 2 be shown, are arranged so that their emission directions face each other, but the central axes are preferably not intersect.
  • the nozzle head also in the other embodiments, as in the Figures 5 and 9B could be shown inclined or angled.
  • the nozzles 8 may be formed so that each nozzle may be associated with a flow guide element 12 in the form of a spiral, as shown in FIG Fig. 1 is shown.
  • a configuration as shown in FIG Fig. 2 2 in which a flow guide element is located upstream in the flow path to all or at least a plurality of outlet openings.
  • the essential idea of the invention is to enable the nozzle head by a separate drive in rotation about an axis, wherein at the same time the suspension, as based on FIGS. 1 and 2 explained, preferably in turn is set in the interior of the nozzle head in rotation.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
  • Nozzles (AREA)

Claims (13)

  1. Dispositif pour le découpage au jet de suspension eau/abrasif, comprenant une pompe haute pression ainsi qu'une tête de buse (1) pour distribuer la suspension sous pression constituée du fluide et de l'agent abrasif, la tête de buse (1) comprenant au moins une buse (8) qui comporte au moins une ouverture de sortie (20) pour la sortie de la suspension,
    caractérisé en ce que
    la tête de buse (1) est configurée pour un déplacement le long d'un axe d'avancement (S) et la tête de buse (1) comprend au moins un premier dispositif d'entraînement (17') par lequel la tête de buse peut être tournée autour d'un premier axe (A1) parallèle à l'axe d'avancement (S), si bien que la tête de buse soit mise en rotation autour de cet axe (A1).
  2. Dispositif pour le découpage au jet de suspension eau/abrasif selon la revendication 1, caractérisé en ce qu'au moins un élément de guidage d'écoulement est disposé en amont de ladite au moins une buse (8), qui comprend un canal d'écoulement en forme de spirale par lequel la suspension à distribuer est transportée et, en même temps, est mis en rotation.
  3. Dispositif pour le découpage au jet de suspension eau/abrasif selon la revendication 1 ou 2, caractérisé en ce le premier axe (A1) coïncide avec l'axe d'avancement (S).
  4. Dispositif pour le découpage au jet de suspension eau/abrasif selon la revendication 1 ou 2, caractérisé en ce que le premier axe (A) est espacé de l'axe d'avancement (S).
  5. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications précédentes, caractérisé en ce que la tête de buse (1) comprend un deuxième dispositif d'entrainement (17") par lequel la tête de buse (1) est, en plus, rotative autour d'un deuxième axe (A2) qui est espacé du premier axe (A1).
  6. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications précédentes, caractérisé en ce que, au moins dans une section qui comporte ladite au moins une ouverture de sortie (20), la tête de buse (1) est inclinée d'un angle (a) vers un axe d'avancement.
  7. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications précédentes, caractérisé en ce que la tête de buse (1) comporte une buse (8), notamment une buse (8) disposée de façon centrale.
  8. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications précédentes, caractérisé en ce que la tête de buse (1) comprend une pluralité d'ouvertures de sortie (20) dont, de préférence, au moins quelques-unes sont disposées de telle façon que les rayons (22) émis par elles enferment des angles les uns par rapport aux autres.
  9. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications précédentes, caractérisé en ce que le premier et/ou le deuxième dispositif d'entraînement (17', 17") comprend un moteur.
  10. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications précédentes, caractérisé en ce que le premier et/ou le deuxième dispositif d'entraînement (17', 17") comprend un moteur hydraulique, par exemple une turbine.
  11. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications 1 à 9, caractérisé en ce que dans la tête de buse (1) est prévu au moins un canal (5) par lequel du fluide essentiellement sans particules solides peut être dérivé.
  12. Dispositif pour le découpage au jet de suspension eau/abrasif selon la revendication 10 et 11, caractérisé en ce que le canal (5) est relié à la turbine.
  13. Dispositif pour le découpage au jet de suspension eau/abrasif selon l'une des revendications 1 à 12, caractérisé en ce que la tête de buse (1) est disposé sur un dispositif pour le découpage au jet d'eau ou le perçage au jet d'eau.
EP14705355.7A 2014-02-19 2014-02-19 Tête de gicleur Active EP3107689B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2014/053259 WO2015124182A1 (fr) 2014-02-19 2014-02-19 Tête de gicleur

Publications (2)

Publication Number Publication Date
EP3107689A1 EP3107689A1 (fr) 2016-12-28
EP3107689B1 true EP3107689B1 (fr) 2019-08-14

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Country Link
US (1) US11376711B2 (fr)
EP (1) EP3107689B1 (fr)
CN (1) CN105980106A (fr)
AU (1) AU2014383643B2 (fr)
BR (1) BR112016019167B1 (fr)
CA (1) CA2939168C (fr)
DK (1) DK3107689T3 (fr)
MX (1) MX2016010780A (fr)
SG (1) SG11201606398RA (fr)
WO (1) WO2015124182A1 (fr)

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CN110678624B (zh) 2017-05-26 2022-01-04 艾恩特应用新技术公司 研磨悬浮液腐蚀系统
CN107747544B (zh) * 2017-11-07 2019-07-09 苏州英华特涡旋技术有限公司 一种带均油管的压缩机、并联式压缩机组及均油方法
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MX2016010780A (es) 2016-10-26
US20170008150A1 (en) 2017-01-12
AU2014383643B2 (en) 2019-02-28
DK3107689T3 (da) 2019-11-18
AU2014383643A1 (en) 2016-09-01
BR112016019167B1 (pt) 2020-10-20
CA2939168C (fr) 2020-07-21
SG11201606398RA (en) 2016-09-29
US11376711B2 (en) 2022-07-05
CN105980106A (zh) 2016-09-28
EP3107689A1 (fr) 2016-12-28
WO2015124182A1 (fr) 2015-08-27
CA2939168A1 (fr) 2015-08-27

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