EP0974399A1 - Buse à rotor - Google Patents

Buse à rotor Download PDF

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Publication number
EP0974399A1
EP0974399A1 EP99113151A EP99113151A EP0974399A1 EP 0974399 A1 EP0974399 A1 EP 0974399A1 EP 99113151 A EP99113151 A EP 99113151A EP 99113151 A EP99113151 A EP 99113151A EP 0974399 A1 EP0974399 A1 EP 0974399A1
Authority
EP
European Patent Office
Prior art keywords
nozzle
distributor
rotor
opening
swirl chamber
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.)
Granted
Application number
EP99113151A
Other languages
German (de)
English (en)
Other versions
EP0974399B1 (fr
Inventor
Anton Jäger
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.)
Individual
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Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to DK99113151T priority Critical patent/DK0974399T3/da
Publication of EP0974399A1 publication Critical patent/EP0974399A1/fr
Application granted granted Critical
Publication of EP0974399B1 publication Critical patent/EP0974399B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • B05B1/1627—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 with a selecting mechanism comprising a gate valve, a sliding valve or a cock
    • B05B1/1636—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 with a selecting mechanism comprising a gate valve, a sliding valve or a cock by relative rotative movement of the valve elements
    • 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
    • B05B3/0463—Rotor nozzles, i.e. nozzles consisting of an element having an upstream part rotated by the liquid flow, and a downstream part connected to the apparatus by a universal joint

Definitions

  • the invention relates to a rotor nozzle according to the preamble of the claim 1.
  • Such rotor nozzles are known in principle and are used for one eject conical liquid jet, especially under high pressure.
  • a rotary operation in which the Vortex chamber is fed with liquid, and at least one additional special blasting operation simply by turning the nozzle element can be switched over to the distributor member.
  • Nozzle organ several connected to the secondary outlet Functional openings are provided, each as a nozzle, in particular as Point jet, flat jet or low pressure nozzle are formed.
  • the nozzle member and / or the distributor member in one piece from ceramic and preferred injection molded.
  • the nozzle member and / or the distributor member be produced simply and comparatively inexpensively, the injection molding manufacturing makes it possible in a particularly simple manner the special nozzle shapes as functional openings in the nozzle organ to manufacture with.
  • the use of ceramics results in particular low-wear components.
  • the nozzle member and the distributor member arranged such that they are preferably ground flat and high-gloss polished side surfaces.
  • Provision also ensures such contact surfaces for a certain stiffness when Twisting the nozzle member and the distributor member so that the rotor nozzle cannot adjust itself and also the user a good feeling of adjustment is conveyed without the nozzle organ and the distributor element is designed to snap into the respective functional position Need to become.
  • a leakage channel is formed which in connection with the swirl chamber leads functional opening and at least in an intermediate position of the distributor member communicates with the distributor recess.
  • the distributor recess dimension the distributor recess so that it is in any position at least one functional opening and / or a leakage channel in connection stands.
  • the rotor nozzle according to the invention according to FIG. 1 comprises an approximation cylindrical nozzle housing that tapers in the front area 10, in which a swirl chamber 16 is formed. In the vortex chamber 16, a rotor 20 is arranged.
  • the rotor 20 comprises a cylindrical outer sleeve 21 which is in the front Area supported on the cup bearing 22 during operation Includes nozzle area 24 on the outside.
  • connection side i.e. at the upstream end of the rotor nozzle is in the nozzle housing 10 used as a connector plug 50, in which forms an inlet opening 12 of the rotor nozzle and which is rotatable relative to the nozzle housing 10.
  • Recesses on the outer wall of the plug 50 and the inner wall of the nozzle housing 10 form in the assembled state according to 1 is perpendicular to an axis of rotation 31 which is offset parallel to Longitudinal axis 18 of the swirl chamber 16 extends, extending insertion openings 52 square cross section.
  • a securing bracket (not shown in FIG. 1) can be inserted, to secure the plug 50 so that it is relative in the axial direction can not move to the nozzle housing 10.
  • the insertion openings 52 and the safety bracket are designed such that the free Not rotatability of the plug 50 relative to the nozzle housing 10 is affected.
  • a switching arrangement is provided, which is non-rotatably connected to the plug 50 by suitable means
  • the nozzle member 30 and the distributor member 40 are each with a disk circular cross-section, the central axis of which each with the Axis of rotation 31 coincides, and are hereinafter referred to as a nozzle disk or distributor disk.
  • distributor plate 40 In the distributor plate 40 is a communicating with the inlet opening 12 central inflow opening 41 is formed, to which a radial extending distributor recess, hereinafter referred to as the distributor channel 42 connects, which on the nozzle disc 30 facing Side of the distributor plate 40 is formed.
  • the nozzle disk 30 has two in the embodiment according to FIG. 1 Functional openings 32, 34 on the functional opening 32 in tangential Direction opens into the swirl chamber 16 and in the position 1 by the side surface of the nozzle disk 30 facing the Distribution disc 40 is closed.
  • the other functional opening 34 represents the Nozzle disc 30 provides a flow connection between that in the distributor disc 40 formed distribution channel 42 and a channel-like secondary outlet 28 of the nozzle housing 10 ago.
  • a replaceable Nozzle element 29 used, which for example as Point jet, flat jet or low pressure nozzle can be formed.
  • the nozzle element 29 projects into the functional opening widened in this area 34 and thus ensures that the Nozzle disk 30 when the nozzle housing 10 rotates relative to the plug 50 becomes.
  • the nozzle disk 30 and the distributor disk 40 are each injection molding one-piece components made of ceramic and arranged in such a way that their mutually facing side surfaces touch, the are ground flat and mirror polished, so that between the two Disks 30, 40 do not pass any or only a small amount of liquid can.
  • O-rings 70, 71, 72 and 73 provide the required seal between the individual components.
  • a leakage channel leading to the functional opening 32 On the side of the nozzle disk 30 facing the distributor disk 40 is a leakage channel leading to the functional opening 32, which is not recognizable in Fig. 1 and its purpose based on the embodiment 2 is explained in more detail.
  • the liquid flows from the distribution channel 42 through the functional opening 34 of the nozzle disk 30 and through that in the secondary outlet 28th arranged nozzle element 29, whereupon it from the nozzle housing 10 exits.
  • the jet shape of the emerging liquid jet is determined by the respective nozzle element 29.
  • a rotating company does not take place in the position shown in FIG. 1, since the in the swirl chamber 16 opening functional opening 32 through the distributor plate 40th is closed.
  • the nozzle housing 10 is rotated relative to the plug 50, whereby the functional opening 32 opening into the swirl chamber 16 from the nozzle housing 10 entrained nozzle disk 30 to the distribution channel 42 is connected.
  • the liquid can then flow in the tangential direction flow into the swirl chamber 16 in which it is formed by vortex formation the rotor 20 is rotated and through the inflow opening 26 in the rotor 20 flows and finally out of the nozzle area 24 subsequent outlet opening 14 of the nozzle housing 10 emerges.
  • the distribution channel communicates 42 with the one not shown in FIG. 1 leading to the functional opening 32 Leakage channel, so that there is no liquid jam, but the Liquid away at the beginning of the twisting of the distribution channel 42 from the functional opening 34 via the leakage channel to the functional opening 32 and can flow into the swirl chamber 16 via this.
  • Rotor nozzle can also be distributed in the circumferential direction arranged side outlets can be formed in the nozzle housing 10, each with an associated functional opening of the nozzle disk 30 in Connect and selectively by rotating the distributor plate 40 can be operated relative to the nozzle disk 30 by means of the distributor channel 42 can.
  • each secondary outlet is a special one Provide jet form generating nozzle element.
  • a preferred embodiment of a rotor nozzle according to the invention which differ from the embodiment described with reference to FIG differs substantially in the design of the nozzle disc 30 is described below with reference to FIG. 2.
  • nozzle 2 is also injection molded from ceramic, one-piece nozzle disk 130 provided with three functional openings 134, which are not circular cross-sections as simple through openings, but rather as a nozzle that generates a special jet shape, namely as Point beam, flat beam or a rectangular cross section Low pressure nozzle are formed, as indicated in Fig. 2.
  • the functional openings 134 of the nozzle disk 130 have any shape of nozzle.
  • Auxiliary outlet of the nozzle housing can be designed as a slot be at least above that specified by the functional openings 134 Extends angular range and through which the respective point beam, Flat jet or low-pressure jet of liquid jet passing through can emerge from the nozzle housing undisturbed. But it can a separate secondary outlet is also provided for each functional opening 134 his.
  • a leakage channel 136 is formed in the nozzle disk 130, the two Has arms, each of which opens into the swirl chamber 116 Functional opening 132 in the direction of the outer functional opening 134 extends and ends before this.
  • the distributor channel 142 formed in the distributor disk which in FIG. 2 is indicated by dashed lines and also follows the dashed lines drawn inlet opening 141 of the distributor disc is dimensioned such that it is either in one of the angular positions Functional openings 134 or with the leakage channel 136 in connection stands.
  • the distributor plate can be on the nozzle plate 130 facing surface with a surrounding the distribution channel 142 Sealing bead and provided with distributed support projections his.
  • the nozzle disk 130 can each have a functional opening 134 surrounding sealing beads and with a near the edge of the Nozzle disk 130 circumferential sealing bead may be provided.
  • Fig. 2 is by a dash-dotted line that of the nozzle plate 130 covered vortex chamber 216 indicated, which has a smaller diameter than the nozzle disk 130.
  • the functional opening 132 of the Nozzle disc 130 opens into swirl chamber 116.
  • the longitudinal axis 118 of the swirl chamber 116 is offset parallel to the axis of rotation 131 of the nozzle disk 130 and the distributor disk arranged so that there is a crescent or crescent-shaped region 119 which for the function openings 134 are available.
  • the nozzle disk could be enlarged at the same time 30, 130 the axis of rotation 31, 131 and the longitudinal axis 18, 118 collapse. It would be advantageous that the functional openings 34, 134 could be distributed over 360 °, radially outside the functional opening opening into the swirl chamber 116 32, 132.
  • the nozzle disk 30, 130 and the distributor disk could 40 also consist of brass, plastic, steel or rubber. Ceramics is preferred, however, because then grains of sand that are between the nozzle disc 30, 130 and the distributor plate 40 arrive, the surfaces thereof do not scratch. In addition, then on ceramics are bad anyway adhering limescale deposits easily through the distribution channel of the distributor disc delimiting edges scraped off when the nozzle disc and the distributor disc are rotated against each other.
  • the outlet opening 214 is formed in an actuator 60, which via a sleeve 62 can be rotated relative to the nozzle housing 210.
  • the nozzle housing 210 includes an outer shell 64 and one preferably made of ceramic inner body 66, in which a swirl chamber 216 is designed for a rotor 220 which is essentially the same corresponds to the rotor described in FIG. 1.
  • the longitudinal axis 218 the swirl chamber 216 runs parallel to an axis of rotation 231, by which the adjusting member 60 and the nozzle housing 210 against each other can be twisted.
  • the front area as a nozzle for example as a spot jet, Flat jet or low pressure nozzle is formed.
  • a spot jet for example as a spot jet, Flat jet or low pressure nozzle is formed.
  • Auxiliary chambers provided with jet areas producing jet areas intended.
  • the actuator 60 is switched on the sleeve 62 is rotated relative to the nozzle housing 210 until the outlet opening 214 with the secondary chamber producing the desired beam shape 68 is coupled.
EP99113151A 1998-07-20 1999-07-07 Buse à rotor Expired - Lifetime EP0974399B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DK99113151T DK0974399T3 (da) 1998-07-20 1999-07-07 Rotordyse

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19832568 1998-07-20
DE19832568A DE19832568C2 (de) 1998-07-20 1998-07-20 Rotordüse

Publications (2)

Publication Number Publication Date
EP0974399A1 true EP0974399A1 (fr) 2000-01-26
EP0974399B1 EP0974399B1 (fr) 2005-06-15

Family

ID=7874670

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99113151A Expired - Lifetime EP0974399B1 (fr) 1998-07-20 1999-07-07 Buse à rotor

Country Status (4)

Country Link
US (1) US6250566B1 (fr)
EP (1) EP0974399B1 (fr)
DE (1) DE19832568C2 (fr)
DK (1) DK0974399T3 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002026389A1 (fr) * 2000-09-22 2002-04-04 Alfred Kärcher GmbH & Co. Buse rotorique, notamment pour appareil de nettoyage haute pression
DE102006053625A1 (de) * 2006-11-14 2008-05-15 Jäger, Anton Rotordüse
CN102448616A (zh) * 2009-05-25 2012-05-09 阿尔弗雷德·凯驰两合公司 用于高压清洁装置的旋转式喷嘴

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10011503A1 (de) * 2000-03-09 2001-09-13 Hansgrohe Ag Brausekopf für eine Sanitärbrause
DE20121222U1 (de) * 2001-11-07 2003-03-20 Jaeger Anton Rotordüse, insbesondere für Hochdruckreiniger
US6766967B2 (en) 2002-05-07 2004-07-27 Gp Companies, Inc. Magnet-driven rotary nozzle
US7273188B2 (en) * 2003-08-15 2007-09-25 Darrell R Saha Internal self-rotating fluid jetting nozzle
KR100497138B1 (ko) * 2004-10-14 2005-07-01 주식회사 거송시스템 소방장치
DE102005037858A1 (de) * 2005-08-10 2007-02-15 Jäger, Anton Rotationsdüse
US7118051B1 (en) * 2005-08-11 2006-10-10 Anton Jager Rotor nozzle
DE102006019078B4 (de) * 2006-04-25 2021-11-11 Anton Jäger Rotordüse
DE202007006088U1 (de) * 2007-04-26 2007-06-28 Hans Einhell Ag Rotordüse für ein Reinigungsgerät
WO2009094645A2 (fr) * 2008-01-24 2009-07-30 Hydra-Flex Inc. Buse de pulvérisation rotative configurable
DE202008000029U1 (de) * 2008-03-20 2009-04-30 Syntecs Gmbh Reinigungssysteme Düse, insbesondere für ein Hochdruckreinigungsgerät
US8079533B2 (en) * 2009-02-23 2011-12-20 BEX Engineering, Ltd. Rotating spray nozzle and method of manufacturing the same
US20150158035A1 (en) * 2013-12-09 2015-06-11 Chih Lung Hsu High-seal atomizing nozzle structure
WO2016138928A1 (fr) * 2015-03-02 2016-09-09 Alfred Kärcher Gmbh & Co. Kg Ensemble buse commutable
EP3265247B1 (fr) * 2015-03-02 2018-12-26 Alfred Kärcher SE & Co. KG Rotabuse pour nettoyeur haute pression
DE102016008762A1 (de) * 2016-07-21 2018-01-25 Herrenknecht Ag Vorrichtung zum Erstellen eines Hohlraums in einem Boden
DK3646953T3 (en) * 2018-11-05 2021-10-11 P A S P A Rotary jet nozzle assembly for pressure cleaning devices
TWI754451B (zh) * 2020-11-13 2022-02-01 輝寶實業有限公司 清洗槍的噴頭結構及其噴出方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991016989A1 (fr) * 1990-04-27 1991-11-14 Alfred Kärcher GmbH & Co. Buse rotative pour un appareil de nettoyage a haute pression
DE4300599A1 (de) * 1992-08-18 1994-02-24 Shop Vac Corp Sprühgerät
DE4319743A1 (de) * 1993-06-15 1994-12-22 Anton Jaeger Rotordüse für ein Hochdruckreinigungsgerät
DE29619572U1 (de) * 1995-11-13 1997-08-28 Friedrichs Gabriele Flüssigkeits-Strahldüse und Strahlkopf
DE19709120A1 (de) * 1997-03-06 1998-09-17 Kaercher Gmbh & Co Alfred Rotordüse für ein Hochdruckreinigungsgerät

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3902478C1 (fr) * 1989-01-27 1990-07-19 Josef 7918 Illertissen De Kraenzle
IT1243658B (it) * 1990-10-18 1994-06-16 Interpump Dispositivo per emettere un getto di liquido con asse rotante su una superficie conica.
DE4239542A1 (de) * 1992-03-28 1993-09-30 Anton Jaeger Rotordüse für ein Hochdruckreinigungsgerät
DE4433646C2 (de) * 1993-09-29 1996-10-10 Anton Jaeger Rotordüse, insbesondere für ein Hochdruckreinigungsgerät
DE4340184A1 (de) * 1993-11-25 1995-06-01 Anton Jaeger Spritzdüse, insbesondere für Hochdruckreinigungsgeräte
DE19511820A1 (de) * 1995-03-30 1996-10-02 Anton Jaeger Rotordüse, insbesondere für ein Hochdruckreinigungsgerät
EP0865827B1 (fr) * 1997-03-20 2003-01-02 Suttner Gmbh & Co. Kg Ajutage rotatif pour appareils de nettoyage à haute pression

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1991016989A1 (fr) * 1990-04-27 1991-11-14 Alfred Kärcher GmbH & Co. Buse rotative pour un appareil de nettoyage a haute pression
DE4300599A1 (de) * 1992-08-18 1994-02-24 Shop Vac Corp Sprühgerät
DE4319743A1 (de) * 1993-06-15 1994-12-22 Anton Jaeger Rotordüse für ein Hochdruckreinigungsgerät
DE29619572U1 (de) * 1995-11-13 1997-08-28 Friedrichs Gabriele Flüssigkeits-Strahldüse und Strahlkopf
DE19709120A1 (de) * 1997-03-06 1998-09-17 Kaercher Gmbh & Co Alfred Rotordüse für ein Hochdruckreinigungsgerät

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2002026389A1 (fr) * 2000-09-22 2002-04-04 Alfred Kärcher GmbH & Co. Buse rotorique, notamment pour appareil de nettoyage haute pression
DE10047049A1 (de) * 2000-09-22 2002-04-25 Kaercher Gmbh & Co Alfred Rotordüse, insbesondere für ein Hochdruckreinigungsgerät
US6736333B2 (en) 2000-09-22 2004-05-18 Alfred Kaercher Gmbh & Co. Kg Rotor nozzle, in particular, for a high-pressure cleaning device
DE102006053625A1 (de) * 2006-11-14 2008-05-15 Jäger, Anton Rotordüse
US7635095B2 (en) 2006-11-14 2009-12-22 Anton Jaeger Rotor nozzle
CN102448616A (zh) * 2009-05-25 2012-05-09 阿尔弗雷德·凯驰两合公司 用于高压清洁装置的旋转式喷嘴
CN102448616B (zh) * 2009-05-25 2015-02-18 阿尔弗雷德·凯驰两合公司 用于高压清洁装置的旋转式喷嘴

Also Published As

Publication number Publication date
DK0974399T3 (da) 2005-07-18
US6250566B1 (en) 2001-06-26
EP0974399B1 (fr) 2005-06-15
DE19832568A1 (de) 2000-01-27
DE19832568C2 (de) 2003-04-30

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