DE20301041U1 - Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow - Google Patents

Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow

Info

Publication number
DE20301041U1
DE20301041U1 DE20301041U DE20301041U DE20301041U1 DE 20301041 U1 DE20301041 U1 DE 20301041U1 DE 20301041 U DE20301041 U DE 20301041U DE 20301041 U DE20301041 U DE 20301041U DE 20301041 U1 DE20301041 U1 DE 20301041U1
Authority
DE
Germany
Prior art keywords
fluid
drive according
rotor
fluid drive
straightening
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.)
Expired - Lifetime
Application number
DE20301041U
Other languages
German (de)
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.)
BIESCHEWSKI, CINDY OBCIANAL, SAN DIEGO, US
BIESCHEWSKI, FRANK, DE
Original Assignee
Bieschewski Lothar
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 Bieschewski Lothar filed Critical Bieschewski Lothar
Priority to DE20301041U priority Critical patent/DE20301041U1/en
Publication of DE20301041U1 publication Critical patent/DE20301041U1/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/001—Shrouded propellers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/406—Casings; Connections of working fluid especially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/541—Specially adapted for elastic fluid pumps
    • F04D29/542—Bladed diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/52—Casings; Connections of working fluid for axial pumps
    • F04D29/54—Fluid-guiding means, e.g. diffusers
    • F04D29/548—Specially adapted for liquid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D3/00—Axial-flow pumps
    • F04D3/02—Axial-flow pumps of screw type
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H1/00—Propulsive elements directly acting on water
    • B63H1/02—Propulsive elements directly acting on water of rotary type
    • B63H1/12—Propulsive elements directly acting on water of rotary type with rotation axis substantially in propulsive direction
    • B63H1/14—Propellers
    • B63H1/16—Propellers having a shrouding ring attached to blades
    • B63H2001/165—Hubless propellers, e.g. peripherally driven shrouds with blades projecting from the shrouds' inside surfaces
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
    • B63H2011/081—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type with axial flow, i.e. the axis of rotation being parallel to the flow direction
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H11/00—Marine propulsion by water jets
    • B63H11/02—Marine propulsion by water jets the propulsive medium being ambient water
    • B63H11/04—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps
    • B63H11/08—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type
    • B63H2011/084—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type with two or more pump stages
    • B63H2011/085—Marine propulsion by water jets the propulsive medium being ambient water by means of pumps of rotary type with two or more pump stages having counter-rotating impellers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H23/00—Transmitting power from propulsion power plant to propulsive elements
    • B63H2023/005—Transmitting power from propulsion power plant to propulsive elements using a drive acting on the periphery of a rotating propulsive element, e.g. on a dented circumferential ring on a propeller, or a propeller acting as rotor of an electric motor

Abstract

The fluid drive has a fluid inductor (15) with a jet tube (1) including at least one induction vane (14). The drive includes a hollow stator (2) and a hollow rotor (3). On the pressure side (11), a fluid corrector (23) is fitted co-axially with the induction vane, with at least one correcting vane (24) in the fluid flow (21) supplied by the inductor.

Description

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßt The description text was not recorded electronically  

Der Beschreibungstext wurde nicht elektronisch erfaßtThe description text was not recorded electronically

Claims (18)

1. Fluidantrieb, vorzugsweise ausgebildet als Strahlantrieb eines Wasserfahr­ zeugs oder als Fluidpumpe, mit einem eine Fluid-Saugschraube (15) mit min­ destens einem Saugflügel (14) umfassenden Strahlrohr (1), welches einen hoh­ lem Stator (2), der einen ersten, hohlen Rotor (3) umgibt, umfaßt, wobei die Saugflügel (14) an der Innenfläche (13) des um seine Rotorachse (4) rotierba­ ren auf der Innenfläche annähernd zylindrischen Rotors(3) fixiert sowie im Sin­ ne des Förderns des Fluids von einer Saugseite (9) zu einer Druckseite (11) des Strahlrohrs (1) - bei Ausübung einer Axialkomponente (18) und einer Drall­ komponente (19) - geformt sind, dadurch gekennzeichnet, daß an der Druckseite (11) eine koaxial zur Saugschraube (13) gelagerte Fluid- Richtschraube (23) mit mindestens einem Richtflügel (24) in den von der Saug­ schraube (15) geförderten Fluidstrom (21) gesetzt ist.1. Fluid drive, preferably designed as a jet drive of a watercraft or as a fluid pump, with a fluid suction screw ( 15 ) with at least one suction pad ( 14 ) comprising a jet pipe ( 1 ), which has a hollow stator ( 2 ), the first , surrounds the hollow rotor ( 3 ), the suction vanes ( 14 ) on the inner surface ( 13 ) of the rotor axis ( 4 ) rotierba ren on the inner surface of approximately cylindrical rotor ( 3 ) fixed and in the Sin ne of conveying the fluid of a suction side ( 9 ) to a pressure side ( 11 ) of the jet pipe ( 1 ) - when an axial component ( 18 ) and a swirl component ( 19 ) - are formed, characterized in that on the pressure side ( 11 ) a coaxial to the suction screw ( 13) mounted fluid aiming screw (23) is set with at least one straightening vane (24) in the screw from the suction fluid stream (21) supported (15). 2. Fluidantrieb nach Anspruch 1, dadurch gekennzeichnet, daß jeder Richt­ flügel (24) ausgehend von der Innenfläche (22) eines annähernd den gleichen Durchmesser wie die Rotorinnenfläche (13) aufweisenden Richt- bzw. Um­ fangsrohrs (12) radial und axial erstreckt und eine Fortpflanzung der Drallkom­ ponente (19) sperrt.2. Fluid drive according to claim 1, characterized in that each straightening wing ( 24 ) starting from the inner surface ( 22 ) of approximately the same diameter as the rotor inner surface ( 13 ) having directional or order pipe ( 12 ) extends radially and axially and a reproduction of the swirl component ( 19 ) blocks. 3. Fluidantrieb nach Anspruch 1 oder 2, dadurch gekennzeichnet, daß jeder Richtflügel (24) parallel und senkrecht zur Rotorachse (4) steht und das Innere des Richtrohrs (12) in zwei - bevorzugt gleiche - Bereiche teilt.3. Fluid drive according to claim 1 or 2, characterized in that each straightening wing ( 24 ) is parallel and perpendicular to the rotor axis ( 4 ) and divides the interior of the straightening tube ( 12 ) into two - preferably the same - areas. 4. Fluidantrieb nach den Ansprüchen 1 bis 3, dadurch gekennzeichnet, daß die Richtflügelkante (20), auf die die Fluidströmung (18, 19) zuerst trifft, in eine Richtung angenähert parallel bzw. tangential zu der örtlichen Strömungsrich­ tung gekröpft bzw. gebogen, insbesondere tragflächenartig geformt, ist.4. Fluid drive according to claims 1 to 3, characterized in that the directional wing edge ( 20 ), on which the fluid flow ( 18 , 19 ) hits first, is cranked or bent in a direction approximately parallel or tangential to the local flow direction, in particular shaped like a wing. 5. Fluidantrieb nach den Ansprüchen 1 bis 4, - insbesondere für den Fall, daß die an der Rotorinnenfläche fixierten Saugflügel (14) der Saugschraube (15) mit Abstand von der Rotorachse (4) enden und zwischen ihren sich in Richtung der Achse (4) erstreckenden Enden bzw. Flügelspitzen (28) einen koaxialen Kanal (16) aufspannen -, dadurch gekennzeichnet, daß die Richtflügel (24) ausgehend von der Innenfläche (22) des Richtrohres (12) mit ihren Flügelspit­ zen (26) bis zu einem zylindrischen oder konischen Zentralrohr (27), dessen Innendurchmesser annähernd gleich dem Durchmesser des Kanals (14) ist, reichen und daran fixiert sind.5. Fluid drive according to claims 1 to 4, - in particular in the event that the suction vanes ( 14 ) of the suction screw ( 15 ), which are fixed to the inner surface of the rotor, end at a distance from the rotor axis ( 4 ) and between them in the direction of the axis ( 4th ) extending ends or wing tips ( 28 ) span a coaxial channel ( 16 ) -, characterized in that the straightening wings ( 24 ) starting from the inner surface ( 22 ) of the straightening tube ( 12 ) with their wing tips ( 26 ) up to a cylindrical one or conical central tube ( 27 ), the inner diameter of which is approximately equal to the diameter of the channel ( 14 ), are sufficient and fixed thereon. 6. Fluidantrieb nach Anspruch 5, dadurch gekennzeichnet, daß der Durch­ messer eines konischen Zentralrohrs (27) in Strömungsrichtung des Fluids ab­ nimmt.6. Fluid drive according to claim 5, characterized in that the diameter of a conical central tube ( 27 ) decreases in the flow direction of the fluid. 7. Fluidantrieb nach mindestens einem der Ansprüche 1 bis 6, dadurch ge­ kennzeichnet, daß die Richtflügel (24) als ebene Platten ausgebildet sind.7. Fluid drive according to at least one of claims 1 to 6, characterized in that the straightening wings ( 24 ) are designed as flat plates. 8. Fluidantrieb nach mindestens einem der Ansprüche 1 bis 6, dadurch ge­ kennzeichnet, daß die Richtflügel (24) nach Art einer sich in Richtung der Rotorachse (4) erstreckenden Schnecke bzw. eines wendelförmigen Schnec­ kenstegs geformt sind.8. Fluid drive according to at least one of claims 1 to 6, characterized in that the straightening wings ( 24 ) in the manner of a in the direction of the rotor axis ( 4 ) extending worm or a helical Schnec kenstegs are shaped. 9. Fluidantrieb nach Anspruch 8, dadurch gekennzeichnet, daß die Stei­ gung der Schneckenwindung des Richtflügels (24) so gewählt ist, daß die Drallkomponente (19) der von der Saugschraube (15) beschleunigten Fluid­ strömung (18, 19) an dem Richtflügel (24) annähernd in Richtung parallel zur Rotorachse (4) umgelenkt wird.9. Fluid drive according to claim 8, characterized in that the Stei supply the screw turn of the directional wing ( 24 ) is selected so that the swirl component ( 19 ) of the fluid flow accelerated by the suction screw ( 15 ) ( 18 , 19 ) on the directional wing ( 24 ) is deflected approximately in the direction parallel to the rotor axis ( 4 ). 10. Fluidantrieb nach mindestens einem der Ansprüche 1 bis 9, dadurch ge­ kennzeichnet, daß die Richtflügel (24) im Prinzip wie in Bezug auf die Ro­ torachse (4) gespiegelte Saugflügel (14) geformt und angeordnet sind. 10. Fluid drive according to at least one of claims 1 to 9, characterized in that the straightening vanes ( 24 ) in principle as in relation to the ro axis ( 4 ) mirrored suction vanes ( 14 ) are shaped and arranged. 11. Fluidantrieb nach mindestens einem der Ansprüche 1 bis 10, dadurch ge­ kennzeichnet, daß die Richtschraube (23) an dem Motorständer (2) fixiert ist.11. Fluid drive according to at least one of claims 1 to 10, characterized in that the alignment screw ( 23 ) on the motor stand ( 2 ) is fixed. 12. Fluidantrieb nach Anspruch 11, dadurch gekennzeichnet, daß die Richt­ schraube (23) in einem mit dem Motorständer (2) fest verbundenen Rohr (12) fixiert ist, dessen lichte Weite annähernd gleich der lichten Weite des rohrförmi­ gen ersten Läufers (3) ist.12. Fluid drive according to claim 11, characterized in that the straightening screw ( 23 ) in a with the motor stand ( 2 ) fixed tube ( 12 ) is fixed, the clear width approximately equal to the clear width of the tubular rotor first rotor ( 3 ) is. 13. Fluidantrieb nach Anspruch 1 bis 10, dadurch gekennzeichnet, daß die Richtschraube (23) auf der Innenfläche eines koaxial entgegen der Drehrich­ tung (17) des ersten Rotors (3) angetriebenen, zweiten rohrförmigen Rotors fi­ xiert ist.13. Fluid drive according to claim 1 to 10, characterized in that the alignment screw ( 23 ) on the inner surface of a coaxially counter to the direction of rotation ( 17 ) of the first rotor ( 3 ) driven, second tubular rotor is fi xed. 14. Fluidantrieb nach Anspruch 13, dadurch gekennzeichnet, daß der zweite Rotor mit absolut mindestens annähernd der gleichen Drehzahl wie der erste Rotor angetrieben ist.14. Fluid drive according to claim 13, characterized in that the second Rotor with absolutely at least approximately the same speed as the first Rotor is driven. 15. Fluidantrieb nach Anspruch 11 und 14, dadurch gekennzeichnet, daß die lichte Weite des zweiten Rotors annähernd gleich der lichten Weite des ersten Rotors ist.15. Fluid drive according to claim 11 and 14, characterized in that the clear width of the second rotor approximately equal to the clear width of the first Is rotors. 16. Fluidantrieb nach einem der Ansprüche 1 bis 15, dadurch gekennzeich­ net, daß die Richtflügel (24) eine in Bezug auf die Steigung der Saugflügel (14) Punkt-für-Punkt gegenläufige Steigung besitzt.16. Fluid drive according to one of claims 1 to 15, characterized in that the straightening wing ( 24 ) has a slope with respect to the slope of the suction wing ( 14 ) point-to-point in opposite directions. 17. Fluidantrieb nach einem der Ansprüche 1 bis 16, dadurch gekennzeichnet, daß die Richtflügel (24) im Sinne einer Umlenkung des Energieinhalts der Drallkomponente (19) in die Richtung der Rotorachse (4) geformt und angeord­ net sind. 17. Fluid drive according to one of claims 1 to 16, characterized in that the straightening vanes ( 24 ) in the sense of a deflection of the energy content of the swirl component ( 19 ) in the direction of the rotor axis ( 4 ) are formed and angeord net. 18. Fluidantrieb nach einem der Ansprüche 1 bis 17, dadurch gekennzeich­ net, daß die gespiegelte mittlere Richtflügel-Steigung - gemessen relativ zur Läuferachse (4) - größenordnungsmäßig 2/3 der entsprechenden mittleren Saugflügel-Steigung beträgt.18. Fluid drive according to one of claims 1 to 17, characterized in that the mirrored mean directional wing slope - measured relative to the rotor axis ( 4 ) - is of the order of magnitude 2/3 of the corresponding mean suction wing slope.
DE20301041U 2003-01-24 2003-01-24 Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow Expired - Lifetime DE20301041U1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE20301041U DE20301041U1 (en) 2003-01-24 2003-01-24 Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE20301041U DE20301041U1 (en) 2003-01-24 2003-01-24 Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow

Publications (1)

Publication Number Publication Date
DE20301041U1 true DE20301041U1 (en) 2003-09-04

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Family Applications (1)

Application Number Title Priority Date Filing Date
DE20301041U Expired - Lifetime DE20301041U1 (en) 2003-01-24 2003-01-24 Fluid drive has fluid corrector co-axial with inductor, with at least one correcting vane in supplied flow

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DE (1) DE20301041U1 (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2419861A (en) * 2004-11-09 2006-05-10 Peter Woodford Shrouded vane marine propeller
EP1764509A1 (en) * 2005-09-15 2007-03-21 Joao Bosco De Oliveira Cylindrical rotor with internal blades
US7470105B2 (en) 2005-08-23 2008-12-30 De Oliveira Joao Bosco Cylindrical rotor with internal blades
WO2016113237A1 (en) * 2015-01-16 2016-07-21 Cayago Gmbh Swimming and diving aid

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2419861A (en) * 2004-11-09 2006-05-10 Peter Woodford Shrouded vane marine propeller
US7470105B2 (en) 2005-08-23 2008-12-30 De Oliveira Joao Bosco Cylindrical rotor with internal blades
EP1764509A1 (en) * 2005-09-15 2007-03-21 Joao Bosco De Oliveira Cylindrical rotor with internal blades
WO2016113237A1 (en) * 2015-01-16 2016-07-21 Cayago Gmbh Swimming and diving aid
US10227122B2 (en) 2015-01-16 2019-03-12 Cayago Gmbh Swimming and diving aid

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Legal Events

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R207 Utility model specification

Effective date: 20031009

R150 Term of protection extended to 6 years

Effective date: 20051212

R151 Term of protection extended to 8 years

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R081 Change of applicant/patentee

Owner name: BIESCHEWSKI, CINDY OBCIANAL, SAN DIEGO, US

Free format text: FORMER OWNER: BIESCHEWSKI, LOTHAR, 41366 SCHWALMTAL, DE

Effective date: 20080922

Owner name: BIESCHEWSKI, FRANK, DE

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Effective date: 20110802