EP3710169A1 - Düsenvorrichtung für ein fluid, verfahrung zur herstellung einer düsenvorrichtung sowie kit umfassend einen rotor und eine hohlnadel für eine düsenvorrichtung - Google Patents
Düsenvorrichtung für ein fluid, verfahrung zur herstellung einer düsenvorrichtung sowie kit umfassend einen rotor und eine hohlnadel für eine düsenvorrichtungInfo
- Publication number
- EP3710169A1 EP3710169A1 EP18800125.9A EP18800125A EP3710169A1 EP 3710169 A1 EP3710169 A1 EP 3710169A1 EP 18800125 A EP18800125 A EP 18800125A EP 3710169 A1 EP3710169 A1 EP 3710169A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- hollow needle
- rotor
- nozzle device
- stator
- nozzle
- 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- Withdrawn
Links
- 239000012530 fluid Substances 0.000 title claims abstract description 28
- 238000004519 manufacturing process Methods 0.000 title claims description 4
- 239000000463 material Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 230000004323 axial length Effects 0.000 claims description 2
- 238000007789 sealing Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 230000000295 complement effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005553 drilling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000003455 independent Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 108090000623 proteins and genes Proteins 0.000 description 1
- 238000009420 retrofitting Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
- 238000007740 vapor deposition Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Classifications
-
- 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
- B05B3/04—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet
- B05B3/0409—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements
- B05B3/0418—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements comprising a liquid driven rotor, e.g. a turbine
- B05B3/0422—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements comprising a liquid driven rotor, e.g. a turbine with rotating outlet elements
- B05B3/0427—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet with moving, e.g. rotating, outlet elements comprising a liquid driven rotor, e.g. a turbine with rotating outlet elements the outlet elements being directly attached to the rotor or being an integral part of it
-
- 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
- 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
- B05B3/026—Rotational joints the fluid passing axially from one joint element to another
-
- 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
- B05B3/04—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet
- B05B3/06—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements driven by the liquid or other fluent material discharged, e.g. the liquid actuating a motor before passing to the outlet by jet reaction, i.e. creating a spinning torque due to a tangential component of the jet
-
- 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
- B05B3/003—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with braking means, e.g. friction rings designed to provide a substantially constant revolution speed
- B05B3/006—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with braking means, e.g. friction rings designed to provide a substantially constant revolution speed using induced currents; using magnetic means
Definitions
- a nozzle device for a fluid a process for producing a nozzle device, and a kit comprising a rotor and a hollow needle for a nozzle device
- the invention relates to a nozzle device for a fluid according to the preamble of the independent claim.
- the invention also relates to a method for producing a nozzle device according to the invention and to a kit comprising a hollow shaft and a hollow needle for a nozzle device according to the invention.
- Nozzle devices of the type mentioned find insbesonde re in the cleaning of surfaces and in the removal of Mate rial application.
- Such a nozzle device comprises a stator with at least one connection for a fluid line.
- the connected fluid line is usually a high pressure or high pressure fluid line.
- gela siege rotor is arranged with an axial channel, wherein at a first end of the rotor, a nozzle carrier is arranged for at least one nozzle.
- the channel is preferably continuous forms out.
- the at least one nozzle is net angeord on the nozzle carrier, that the fluid flowing through the channel, when flowing out of the nozzle generates a twist and the rotor is thus rotated.
- the object is achieved with a nozzle device according to the inde pendent claim.
- a nozzle device comprises a stator with at least one connection for a fluid line.
- the connected fluid line is usually a high pressure or high pressure fluid line.
- a nozzle carrier is arranged for at least one nozzle.
- the channel is preferably continuous forms out.
- a hollow needle with a through-passage is arranged in the channel of the rotor such that the fluid from the Fluidlei device is conductive to the nozzle carrier. The hollow needle is thus arranged in the channel coaxial with the rotor.
- the hollow needle is held against rotation on the stator.
- the seal between the hollow needle and rotor is realized as a gap seal and thus achieved very good sealing properties.
- An advantage here is an optimal sealing effect through the length of the hollow needle.
- such a configuration is easy to build and compared to known solutions from the prior art wear.
- At least one outer surface of the hollow needle consists of a highly wear-resistant material.
- the highly wear-resistant material is preferably a DLC (diamond-like carbon) coating, which is applied by chemical (CVD) or physical (PVD) vapor deposition.
- the hollow needle is held by means of a union nut on the stator.
- An attachment with a union nut has a suitable selection of the thread very good sealing properties.
- a high contact pressure can be generated by the union nut.
- the union nut is provided with a facedgewindeab section and has a central through hole through which the hollow shaft can be inserted.
- the hollow shaft has correspondingly Favor projections or preferably a Kirste rising annular surface against which the nut experiences a shock on and thus the hollow needle can be pressed against the stator.
- the hollow needle has at one end a head with a frustoconical head surface.
- a frusto-conical head surface allows very good sealing properties when cooperating with a correspondingly shaped counter surface which will be better described below.
- the stator preferably has a frustoconical surface on which the frustoconical head surface of the hollow needle is supported.
- the frustoconical head surface of the hollow needle and the frusto-conical surface of the stator are formed before given to complementary.
- the cone angle of the stator from the Taper angle of the top surface slightly different.
- the cone angle of the frusto-conical head surface of the hollow needle is smaller than the cone angle of the kegelstumpfförmi gene surface.
- the hollow needle is preferably in the channel of the rotor recorded without noticeable play (according to SN EN 20286-2). This means that the hollow needle is taken up with a very small fitting tolerance in the channel.
- the hollow needle are made with an outer diameter as the diameter of the channel of the rotor to the system of unitary bore to EN 20286-2 with a fit H7 / g6 ge, which is a fit tolerance range in Nennmass Scheme about 3 mm to 6 mm between 4 ym and 24 ym allowed.
- the fit H7 / g6 is preferably maintained when the nominal size range of the unit bore is less than or equal to 3mm or greater than 6mm.
- the channel is preferably produced by a deep drilling method and preferably has a roughness Ra (average roughness value) of at most 0, 4 ym.
- the hollow needle is paired with the rotor.
- the hollow needle is paired with the rotor to ensure optimal Pas solution.
- the pairing is preferably carried out during the production of the Ka nals, which is repeatedly processed until the minimum value of the fit tolerance field of the selected fit is achieved.
- the hollow needle is paired with a rotor such that the tolerance is 4 ym, which corresponds to an annular gap of 2 ym, after the unit drilling system in the nominal size range of 3 mm to 6 mm.
- the annular gap would be 1 ym, for a larger channel (for example nominal size range above 6 mm to 10 mm) 2.5 ym.
- the object is further achieved by a method according to the procedural rens contract.
- the method according to the invention comprises the step of pairing a rotor with a hollow needle.
- kit comprising a rotor according to the invention and a paired hollow needle
- the possibility of exchange and retrofitting of nozzle devices is made possible in a simple manner, wherein the step of pairing already takes place at the factory and an application only the rotor with the Hohlna del in the existing Install / replace nozzle device.
- the inventive kit comprises a rotor and a Hohlna del, which have been paired.
- Fig. 1 is an axial sectional view through an inventive
- FIG. 2 is a perspective view, partially cut away, of the nozzle device of FIG. 1.
- Fig. 3 is a perspective view of the hollow needle according to the
- Fig. 4 is an axial sectional view through the rotor according to the invention.
- Fig. 5 is a perspective view of the rotor of FIG. 4.
- an inventive Düsenvorrich device 1 is shown in the figures 1 and 2 . Details of the hollow needle 10 and of the rotor 5 are shown in FIGS. 3 and 4 and 5, respectively.
- the nozzle device 1 comprises a stator, which is generally designated by the reference numeral 2.
- the stator 2 may be formed in several parts and include other components, wel che the sake of clarity, if not necessary, always referred to as gate 2 Sta.
- the stator 2 is hollow and serves as a housing for further components of the nozzle device 1.
- the stator 2 has a connection 3 for a fluid line 4, these connections being normalized and known to those skilled in the art.
- a rotor 5 with an axial, continuous Ka channel 6 is arranged in the stator 2.
- the rotor 5 is rotatably supported by means of needle-axial ball bearings 17 in the stator 2 about a rotation axis A.
- a nozzle carrier 8 is attached at the end facing away from the terminal 3 7 of the rotor 5.
- the attachment of the nozzle carrier 8 to the rotor 5 via a screw 18, wherein in Figures 4 and 5, the external thread of the rotor surfaces with the phaseszei 18 is designated. It is understood that depending on the rotational direction of the rotor, the screw 18 (and further, later described screwed connections ter) are always carried out such that by the rotation of the nozzle carrier 8 and the rotor 5, the screw 18 is tightened.
- nozzles 9 are arranged, of which in the gur g 2 only 3 are visible due to the cutout.
- the nozzles 9 are arranged such that the exiting fluid generates a twist and the rotor 5 together with the nozzle holder 8 is set in rotation.
- a protective cap 19 is attached to the nozzle carrier 8 by means of Windestiften, of which only the holes 20 are visible attached.
- a We belstrombremse 21 is arranged in the stator 2.
- a separately shown in the figure 3 hollow needle 10 is angeord net, which extends over it entire length of the channel 5.
- the hollow needle 10 has an axial passage 11 through which the fluid from the fluid line 4 can flow to the nozzle carrier 8 and which opens into a distribution chamber 22 of the nozzle carrier 8.
- the distribution chamber 22 is fluidly connected via not shown Lei lines each having a nozzle 9, so that the fluid can flow out of the nozzle device.
- the hollow needle 10 has a zy-cylindrical outer surface 12 which is provided with a highly wear-resistant and low-friction coating has.
- the hollow needle 10 egg nen head 14 with a frusto-conical head surface 15.
- the head 14 also has at the transition to the outer surface 12 of a collar 23 with a stop surface 24.
- the head surface 15 is supported on a frusto-conical surface 16 of the stator 2, as shown in Figures 1 and 2.
- the hollow needle 10 On the hollow needle 10 is a union nut 13 with an off sengewinde 25 attached, which is screwed on the external thread 25 with the stator 2.
- the Antschflä surface 24 experiences a stop against an end face 26 of the union Nut ter 13 and the frusto-conical head surface 15 of the hollow needle 10 is pressed against the ge frustoconical surface 16 of the stator 2 ge.
- the hollow needle 10 is thus centered on the one hand and on the other hand by self-locking both frustoconical WING surfaces 14 and 16 and held by the contact force against rotation on the stator 2.
- the stator 2 comprises a mounting portion 27, which is designed to receive the fürschmut ter 13 and is secured by a thread 28 to the other stator 2.
- the hollow needle 10 is prescription men without significant play in the channel 6.
- the low fit tolerance and the length of the hollow needle 10, which extends over the entire length of the channel 6 made light the sealing of the rotating components with respect to the sta tables components without having to resort to wear parts such as seals.
- the shaft seals shown in the figures prevent bearing grease from getting out.
- the life of the hollow needle 10 and the rotor 5 is increased.
- the hollow needle 10 act as a sliding bearing and additionally stabilize the rotor 5, wherein the flowing fluid in the passage 11 may possibly cause cooling of the hollow needle 10 and the Ro gate 5.
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH01399/17A CH714354A2 (de) | 2017-11-17 | 2017-11-17 | Düsenvorrichtung für ein Fluid, Verfahren zur Herstellung einer Düsenvorrichtung sowie Kit, umfassend einen Rotor und eine Hohlnadel für eine Düsenvorrichtung. |
PCT/EP2018/080563 WO2019096662A1 (de) | 2017-11-17 | 2018-11-08 | Düsenvorrichtung für ein fluid, verfahrung zur herstellung einer düsenvorrichtung sowie kit umfassend einen rotor und eine hohlnadel für eine düsenvorrichtung |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3710169A1 true EP3710169A1 (de) | 2020-09-23 |
Family
ID=64267811
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18800125.9A Withdrawn EP3710169A1 (de) | 2017-11-17 | 2018-11-08 | Düsenvorrichtung für ein fluid, verfahrung zur herstellung einer düsenvorrichtung sowie kit umfassend einen rotor und eine hohlnadel für eine düsenvorrichtung |
Country Status (4)
Country | Link |
---|---|
US (1) | US20200368765A1 (de) |
EP (1) | EP3710169A1 (de) |
CH (1) | CH714354A2 (de) |
WO (1) | WO2019096662A1 (de) |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0737199B2 (ja) * | 1985-04-02 | 1995-04-26 | 株式会社ジェイエスイー | 表面の付着物除去方法 |
DE3812132A1 (de) * | 1988-04-12 | 1989-10-26 | Paul Hammelmann | Duesenkopf |
GB2221630B (en) * | 1988-08-11 | 1992-02-12 | Paul Hammelmann | Nozzle head |
DE3902135A1 (de) * | 1989-01-25 | 1990-07-26 | Paul Hammelmann | Duesenkopf mit einem um eine achse drehbar gelagerten, antreibbaren duesentraeger |
DE4001335C1 (en) * | 1990-01-18 | 1991-01-31 | Paul Hammelmann Maschinenfabrik Gmbh, 4740 Oelde, De | High-pressure plunger pump - incorporates adjustable sleeve and disc-types inlet valve |
FR2682722B1 (fr) * | 1991-10-16 | 1994-01-21 | Jeumont Schneider | Moyens pour l'ancrage d'une piece par rapport a une autre. |
DE9216438U1 (de) * | 1992-12-03 | 1993-01-14 | Hammelmann, Paul, 4740 Oelde, De | |
DE4310104C2 (de) * | 1993-03-27 | 1997-04-30 | Deutsche Forsch Luft Raumfahrt | Verfahren zur Reduzierung der Schallemission sowie zur Verbesserung der Luftleistung und des Wirkungsgrads bei einer axialen Strömungsmaschine und Strömungsmaschine |
DE4330633C1 (de) * | 1993-09-10 | 1995-04-13 | Santrade Ltd | Vorrichtung zum Überziehen kleiner Festkörper |
US5743655A (en) * | 1997-03-12 | 1998-04-28 | Patent Translation And Consulting Co., Inc. | Self-acting fluid dynamic bearing support and method of assembling thereof |
US6623251B2 (en) * | 1999-06-21 | 2003-09-23 | Nsk Ltd. | Spindle apparatus |
DE10154836A1 (de) * | 2001-11-08 | 2003-05-22 | Anton Jaeger | Rotordüse |
JP2004053004A (ja) * | 2002-12-03 | 2004-02-19 | Yoshinari Yokoo | 動圧軸受装置および動圧軸受装置の製造方法 |
DE10314022A1 (de) * | 2003-03-28 | 2004-10-07 | Daimlerchrysler Ag | Sprühkopf für Hochdruckstrahlanwendungen |
DE202006012531U1 (de) * | 2006-08-16 | 2006-11-23 | Hammelmann Maschinenfabrik Gmbh | Drehdurchführung für ein unter hohem Druck stehendes Fluid |
CN102275092B (zh) * | 2010-06-11 | 2013-04-03 | 上海电气集团上海电机厂有限公司 | 一种直接测量双电枢转子轴挠度的方法 |
CN102261512B (zh) * | 2011-05-13 | 2013-02-20 | 潘兆铿 | 立式转子式燃气电磁阀的转子、定子定位结构 |
ES2401775B1 (es) * | 2011-05-18 | 2014-09-05 | Herramientas De Diamante, S.A. | Muela en dos partes para mecanizado |
CN202457996U (zh) * | 2011-10-31 | 2012-10-03 | 江兴其 | 一种厨房用食物搅拌机 |
CN103671236A (zh) * | 2013-12-07 | 2014-03-26 | 哈尔滨金大环境工程有限公司 | 潜污泵叶轮平衡工装 |
DE102014016207A1 (de) * | 2014-10-31 | 2016-05-04 | Dürr Systems GmbH | Applikator zur Applikation eines Auftragsmaterials |
DE102016106376A1 (de) * | 2016-04-07 | 2017-10-12 | Hammelmann GmbH | Hochdruck-Rotordüse |
DE202016102216U1 (de) * | 2016-04-26 | 2017-07-28 | Guggenberger Reinigungstechnik E.K. | Düse mit Gleitspaltdichtung |
-
2017
- 2017-11-17 CH CH01399/17A patent/CH714354A2/de unknown
-
2018
- 2018-11-08 WO PCT/EP2018/080563 patent/WO2019096662A1/de unknown
- 2018-11-08 US US16/764,060 patent/US20200368765A1/en not_active Abandoned
- 2018-11-08 EP EP18800125.9A patent/EP3710169A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2019096662A1 (de) | 2019-05-23 |
CH714354A2 (de) | 2019-05-31 |
US20200368765A1 (en) | 2020-11-26 |
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