Classifications

• • 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
  • B63H1/04—Propulsive elements directly acting on water of rotary type with rotation axis substantially at right angles to propulsive direction
  • B63H1/06—Propulsive elements directly acting on water of rotary type with rotation axis substantially at right angles to propulsive direction with adjustable vanes or blades
  • B63H1/08—Propulsive elements directly acting on water of rotary type with rotation axis substantially at right angles to propulsive direction with adjustable vanes or blades with cyclic adjustment
  • B63H1/10—Propulsive elements directly acting on water of rotary type with rotation axis substantially at right angles to propulsive direction with adjustable vanes or blades with cyclic adjustment of Voith Schneider type, i.e. with blades extending axially from a disc-shaped rotary body

Definitions

• the present invention relates to a device for converting a rotational movement into a truncated cone or a cylinder and a self-rotating movement of a working lever or vice versa a defining a truncated cone or a cylinder and self-rotating movement of a working lever into a rotational movement, as described in the preamble of independent patent claim 1 is defined.
• a propeller In turbomachines, such as ship drives, the propeller is the preferred flow-generating element today.
• a propeller is a device attached to a rotating axis, which protrudes radially from the axis circumference.
• Suitable propeller designs produce different effects that correspond to the respective requirements.
• propeller blades are used that protrude crookedly from the plane of rotation. When rotating, the medium in which the propeller moves slides from the cutting edge of the propeller blades over their surface because the resilient medium pushes the previous one away. This process is interrupted if, for example, air reaches the propeller in the water. The entire built-up pressure structure collapses due to the thinner air and has to be rebuilt again.
• WO 01/01017 discloses a device for converting a rotational movement into a cone-defining and self-rotating movement of a work lever, or vice versa, a cone-defining and self-rotating movement of a work lever into a rotational movement, in which the work lever is mounted in a lever-bearing element so that it cannot rotate.
• a rotatable rotary element is coupled to the working lever or the lever bearing element.
• the movement conversion is made possible in that the lever bearing element is pivotable about a pivot axis and rotatable about a bearing rotation axis perpendicular to the pivot axis, and the bearing rotation axis and the pivot axis have a common intersection.
• a disadvantage of this device for converting motion is the relatively complicated mechanical structure, in particular as regards the mounting of the lever bearing element.
• the central arrangement of the working lever in the lever bearing element and the lever bearing element itself it cannot have a plurality of working levers.
• a mixer is known in which a rotational movement is converted into a cone-defining and a self-rotating movement of a mixing stick.
• the mixing stick is mounted on the one hand in a rotating element and on the other hand can be pivoted in another bearing part so that it can rotate itself.
• the mixing stick When rotating the mixing stick conically the latter performs its own rotation in the opposite direction, which is brought about by a gear wheel attached to the mixing stick, which rolls inside a ring gear.
• the self-rotation in the opposite direction has a higher rotational speed than the conical rotation, which does result in a good mixing effect, but is disadvantageous for other applications, for example as a drive for a watercraft or aircraft.
• a device for converting motion of the type mentioned at the outset is to be created, which can be used for a wide variety of applications and is mechanically simple. It should preferably have several working levers.
• a device for converting a rotational movement into a truncated cone or a cylinder and a self-rotating movement of a working lever or vice versa a self-rotating movement defining a truncated cone or a cylinder into a rotational movement comprises a around an axis of rotation Rotatable lever bearing element in which the working lever is mounted so that it can rotate about its own axis of rotation.
• a rotatable sun gear is arranged around the axis of rotation, with which a sun gear on the work in the case of a planet gear which is arranged in a rotationally secure manner, is coupled via a transmission means, so that when the lever bearing element rotates about the axis of rotation, the working lever, on the one hand, makes a rotation in the same direction of rotation due to the bearing in the lever bearing element and, on the other hand, self-rotates about that due to the planet gear coupled to the sun gear via the transmission means Axis of rotation in the reverse direction of rotation.
• the rotation blocking of the sun gear leads to two overlapping rotational movements of the working lever when the lever bearing element rotates.
• the working lever rotates with the lever bearing element due to the bearing in the lever bearing element.
• the working lever carries out a self-rotation caused by the planet gear, the planet gear being rotated in the opposite direction to the rotation of the lever bearing element due to the rotation of the lever bearing element about the axis of rotation by the transmission means and the rotationally blocked sun gear.
• the result of the two overlapping, opposite rotational movements of the work lever is that the resulting rotational movement of the work lever has a lower rotational speed than the lever bearing element.
• the lever bearing element supporting the working lever can be constructed more simply in comparison to the device disclosed in WO 01/01017, in particular it does not have to be designed to be pivotable.
• the working lever it is not necessary for the working lever to pass through the center of the lever bearing element and the tip of a cone defined by the movement of the working lever, so that the device according to the invention can have several working levers, which are mounted in the same lever bearing element, which leads to a considerable expansion of the variety of potential applications.
• the working lever performs a self-rotation of 180 ° when the lever bearing element rotates through 360 °.
• a suitable working device for example a flat paddle, on the working lever, a directed flow or a drive can be generated in a desired direction, or a flow can be optimally removed.
• the device according to the invention preferably has means with which the sun gear is rotatably adjustable and which, except for the rotational adjustment, lock it in rotation, ie hold it in a rotationally fixed manner.
• the self-rotating position of the working lever can be set via the planet gear coupled to it via the transmission means, which can be used, for example, to control a watercraft or aircraft.
• the sun gear is preferably locked in rotation using the same means.
• these means comprise a chain wheel connected to the sun wheel, a further, rotatable chain wheel and a chain connecting the two chain wheels.
• the sun gear can thus be rotated at a point remote from the axis of rotation.
• the planet gear, the transmission means and the sun gear are toothed wheels.
• the planet gear and the sun gear are sprockets
• the transmission means is a roller chain connecting the sprockets. This makes it possible to manufacture the device with simpler standard parts.
• the transmission means is a belt, for example a V-belt or a flat belt, in particular made of rubber or leather, or a toothless wheel, for example made of rubber or a plastic.
• the device according to the invention has at least two working levers, each with a planet gear, the planet gears are coupled to the sun gear via transmission means.
• two working levers with suitable working devices a directed flow or a drive in a desired direction can be generated much better than with only one working lever.
• two or more working levers prove to be advantageous since the working devices of the various working levers can feed the mixed material in opposite directions to one another.
• the device according to the invention also has at least two working levers, each with a planet gear, but here each planet gear is coupled via a transmission means to a separate sun gear arranged around the axis of rotation.
• This makes it possible to set the self-rotating position of each working lever separately, which can be used to change the drive direction or the direction of the generated flow.
• this individual adjustment option can also make the airframe suitable for gliding flights, which is very important, for example, in the event of an engine failure during the flight.
• mixing and / or stirring devices other mixing and / or stirring effects can be achieved by adjusting the self-rotating position of a working lever.
• the planet gears of the working levers or the sun gears can each have the same or a different number of teeth, or different rotational transmission ratios can exist between the planet gears and the sun gear or the sun gears. depending on what should be done.
• the lever bearing element is preferably rotatably mounted in a housing and connected to a shaft which is arranged on the axis of rotation and protrudes from the housing.
• the housing forms the stationary, load-bearing part of the device and also largely protects the rotating parts from contamination.
• the lever bearing element is connected to a drive for generating the rotational movement and a working device, in particular a paddle, a blade or a wing blade, is arranged on the at least one working lever.
• a working device in particular a paddle, a blade or a wing blade
• Such a device can be used, for example, to drive and / or control a means of transportation in water or in the air, to generate a water or gas flow or to mix flowable materials.
• means for reducing the torque are connected to the lever bearing element.
• a device can be used, for example, to generate electricity by converting a self-rotating movement of a working lever with a working device, which defines a truncated cone or a cylinder and rotates by flowing water or wind, into a rotational movement of the lever bearing element and a decrease in the torque of the lever bearing element.
• FIG. 1 is a partial sectional view of a first exemplary embodiment of the device according to the invention.
• device for converting motion with two crossed work levers with a common sun gear and gears as transmission means ;
• Fig. 2 schematically shows the arrangement of the working lever
• Fig. 3 schematically the movement of paddles of the two working levers during a rotational movement of the
• FIG. 9 shows a section of a partial sectional view of a second exemplary embodiment of the device according to the invention for converting motion with two working levers with separate sun gears;
• FIG. 10 10 - schematically in side view the use of four devices for converting motion according to FIG. 1 as ship propulsion systems;
• Fig. 11 the ship with the four propulsion devices of Fig. 10 in a plan view;
• Fig. 12 is a more detailed view of two connected drive devices of Fig. 10;
• FIG. 13 shows schematically the use of two devices according to the invention for converting motion, each with a working lever as a mixer; 14 - schematically in a view from the front, the use of two devices for converting motion according to FIG. 9 as drives of an aircraft;
• Fig. 15 the flying machine with the two drive devices of Fig. 14 in a side view;
• FIG. 16 shows schematically in a view from the front the use of two devices according to the invention for converting motion, each with a working lever as a wind power plant;
• Fig. 17 the wind turbine of Fig. 16 in a side view
• FIG. 18 shows a section of a partial sectional view of a third exemplary embodiment of the device according to the invention for converting motion with two working levers with a common sun gear and roller chains as transmission means;
• FIG. 19 shows a partial sectional view of a fourth exemplary embodiment of the device according to the invention for converting motion with two working levers with mutually parallel axes of rotation;
• FIG. 1 shows a first exemplary embodiment of the device for converting motion according to the invention, which is suitable, for example, for a ship's drive.
• the device has a housing 1 which holds the remaining mechanical parts in a defined position.
• the housing 1 is provided with a removable housing cover 10.
• a lever bearing element 2 is rotatably arranged in the form of a supporting yoke.
• the lever bearing element 2 is rotatably mounted in a roller bearing 15 in the lower part of the housing 1.
• a drive shaft 9 protrudes from above into the lever bearing element 2, which is connected to the latter in a rotationally secure manner.
• the drive shaft 9 is guided through the housing cover 10 via a roller bearing 16, so that it can be driven from outside the housing 1 and at the same time stabilizes the lever bearing element 2.
• the lever bearing element 2 comprises two bores 21 running from the top outside downward in which upper and lower pivot bearings 22 and 23 are arranged.
• a working lever 3 or 4 is carried through each bore 21 and is rotatably supported by the rotary bearings 22, 23.
• the working levers 3, 4 are crossed but spaced from one another and each have a working device in the form of a paddle 31 or 41.
• the drive shaft 9 rotates, the lever bearing element 2 and the working levers 3, 4 are also rotated, so that the parts of the working levers 3, 4 which protrude from the housing 1 below perform a movement defining a truncated cone.
• the working levers 3, 4 are each provided with a planet gear 5, 6 at their upper end.
• the planet gears 5, 6 are designed as gear wheels and are coupled via transmission wheels 50, 55 to a sun gear 7 in the form of a gear wheel.
• the transmission gears 50, 55 are each designed as double gears, that is to say they each comprise two gears 51, 52 and 56, 57 connected to one another, one of which engages in the planet gear 5, 6 and the other in the sun gear 7.
• the sun gear 7 is arranged around the drive shaft 9 and its axis of rotation C and is rotatable with respect to the drive shaft 9.
• the sun gear 7 is rotatably adjustable via the shaft 131, the chain wheel 13, the chain 12 and the chain wheel 11.
• the sun gear 7 is rotated, the planet gears 5 and 6 coupled to it via the transmission gears 50, 55 and the working levers 3 and 4 connected to it are also rotated, so that the self-rotating position of the working levers 3, 4 can be adjusted in this way.
• the sun gear 7 is generally locked in rotation by holding the sprocket 13, the chain 12 and the sprocket 11 still.
• the working levers 3, 4 rotate in opposite directions by a larger or smaller angle.
• the planet gears 5, 6 have exactly twice as many teeth as the sun gear 7.
• the working levers 3, 4 perform an opposite movement when the lever bearing element 2 rotates by 360 °.
• a directed flow or a drive in a desired direction is generated by the paddles 31, 41.
• the resulting paddle movements cause a flow in the direction of 12 o'clock or when used with a means of transportation, e.g. a ship, driving the means of travel in the direction of 6 o'clock, as indicated by an arrow D in FIG. 4. 4 to 9, the paddles 31, 41 are not shown in the top view for the sake of simplicity, in contrast to FIG. 3, not correctly offset relative to the planet gears 5, 6 (the offset results from the oblique, not through the axis of rotation C) Arrangement of the working levers 3, 4).
• the self-rotating positions of the working levers 3, 4 with the paddles 31, 41 in FIG. 4 can be adjusted by rotating the sun gear 7, as a result of which the drive direction D is changed. 4 to 8 different drive directions D and corresponding self-rotating positions of the working levers 3, 4 are shown on the basis of the alignment of the paddles 31, 41.
• the second exemplary embodiment of the device for converting motion according to the invention shown in FIG. 9 has two working levers with planet wheels 105, 106, which engage in two separate sun wheels 107, 108 via transmission wheels 150, 155.
• Both sun gears 107, 108 are individually rotatable around the shaft 9 and each connected to its own sprocket 111, 112, by means of which they can be rotated and blocked by means of chains 121, 122 and sprockets 113, 114.
• additional flow, mixing or stirring effects can be generated, for example. With helicopter-like flying machines, this adjustment option can make the airframe suitable for gliding.
• FIG. 10 and 11 show a ship which has four devices 90 for converting motion according to FIG. 1 as drives.
• the drives 90 are connected to one another in pairs, as shown in FIG. 12.
• the height of these composite units can be adjusted in accordance with arrows E and F in FIG. 10, so that the immersion depth of the paddles 31 ', 41' can be changed. This makes it possible, for example, to pull up the paddles 31 ', 41' in shallow water so that the ground is not touched.
• the drives 90 according to the invention have the advantage that a thrust torque is generated even when the paddles 31 ', 41' are partially replaced, so that they are also very suitable for shallow inland vessels. Because drives 90 are also provided on the bow side in the exemplary embodiment shown, precise steering is possible, so that high maneuverability can be achieved.
• the ship can be kept on course even in strong cross winds. Due to the push direction of each individual drive device 90, which can be adjusted over 360 °, all maneuvers can be carried out safely.
• the rear drives 90 can brake the rear ship in reverse thrust, while the bow drives 90 pull the ship at full thrust.
• Another advantage is that such a ship does not require a rudder system. In addition, much higher speeds can be reached with this drive concept.
• FIG. 13 shows the principle of a solids mixer which generates a countercurrent by means of two drives 100, 101 according to the invention lying next to one another, overlapping one another, each with a working lever 103, 104 with a shovel 131, 141 as working device.
• Conventional two-shaft mixers work with blades which press the mix against one another, which requires a high amount of energy and exposes the mix to high pressure. This is not the case with this mixer according to the invention, in which a shovel 131, 141 lifts the mixed material around outside and feeds it to the opposite shovel 131, 141.
• the mixture is fluidized at a suitable rotational speed, which allows additives to be sprayed into the fluidization zone via a nozzle head 110.
• FIG. 14 and 15 show a new type of flying machine which can be implemented by the device for converting motion according to the invention.
• two drive devices 200 according to FIG. 9, each with two working levers 203, 204 and wing blades 231, 241, are opposed to one another. mounted differently, so that two pairs of wings can perform the wing flapping movements axially symmetrically.
• the wing flaps correspond in principle to the wing movements of flying insects, which can be observed using high-speed cameras.
• each wing blade is controlled individually, so that maneuvers of great variety are possible, e.g. Flying forwards, backwards, upwards, downwards and curves as well as gliding with the engine switched off.
• the flying machine can easily be designed so that the wing tips only reach the critical sound limit at a travel speed of over 750 km / h. It is also known from experiments in the wind tunnel that the generation of noise is minimal.
• the device for converting motion according to the invention thus enables the realization of a low-noise flying machine, the drive system of which has a high thrust output and accelerates the air without large inactive zones.
• 16 and 17 show a wind power plant which comprises two devices for converting motion according to the invention, each with a working lever 303, 304, each with a wind surface 331, 341.
• the two devices are arranged axially symmetrically and mechanically connected, so that the wind acting on the wind surfaces 331, 341 generates opposing movements of the working levers 303, 304.
• the movements of the working levers 303, 304 are converted into rotational movements which are used to generate electricity by means of a current generator (not shown).
• a current generator not shown.
• the third exemplary embodiment shown in FIG. 18 of the device for converting motion according to the invention largely corresponds to the first exemplary embodiment shown in FIG. 1.
• endless roller chains 450, 455 guided via idler gears 401, 403 serve as transmission means between the planet gears 402, 404 and the sun gear 407.
• the planet gears 402, 404 and the sun gear 407 are designed as chain wheels. If the planet gears 402, 404 are equipped with twice the number of drivers in comparison to the sun gear 407, the same effect as in the first exemplary embodiment is again achieved.
• the device for converting motion according to the invention has two working levers 503, 504 with paddles 531, 541 and self-rotation axes A ', B'.
• the two self-rotation axes A ', B' are mutually parallel.
• the work levers 503, 504 are rotatably mounted in a lever bearing element 502 via rotary bearings 522, 523, 524, 525.
• the lever bearing element 502 is non-rotatably connected to a hollow drive shaft 509 which is rotatably mounted on a fixed part 510 via roller bearings 511, 512.
• a toothed ring 591 is fitted on the outside around the drive shaft 509 within the fixed part 510.
• the drive shaft 509 By rotating a shaft 593 which is rotatably mounted on the fixed part 510 and is provided with a drive pinion 592, the drive shaft 509 can be rotated via the drive pinion 592 which engages in the ring gear 591.
• the lever bearing element 502 and the working levers 503, 504 are also rotated about an axis of rotation C, so that the working levers 503, 504 each perform a movement defining a cylinder.
• the working levers 503, 504 are each provided with a planet gear 505, 506 at their upper end.
• the planet gears 505, 506 are designed as gearwheels and are coupled via transmission wheels 550, 555 to a sun gear 507 in the form of a gearwheel.
• the sun gear 507 is fastened around the axis of rotation C to an adjusting shaft 580 which is rotatably mounted in the drive shaft 509 via rotary bearings 581, 582.
• the sun gear 507 is rotatably adjustable via the adjusting shaft 580, wherein when the sun gear 507 is rotated, the planet gears 505, 506 coupled to it via the transmission gears 550, 555 and the associated working levers 503, 504 are also rotatably adjusted, so that in this way the self-rotating position of the Working lever 503, 504 can be adjusted.
• the sun gear 507 is generally blocked in rotation, so that the rotation of the working levers 503, 504 about the axis of rotation C causes the planet gears 505, 506 to roll on the sun gear 507 via the transmission wheels 550, 555 which change the direction of rotation, whereby the working levers 503, 504 are provided with their own rotation in the opposite direction of rotation.
• the height of the device can be made very compact. It is therefore particularly suitable for drives from Ships that are used on rivers with low water levels.
• the fifth exemplary embodiment of the device for converting motion according to the invention shown in FIG. 20 largely corresponds to the fourth exemplary embodiment shown in FIG. 19.
• the most important difference is that the working levers 603, 604 are arranged obliquely instead of parallel and not crossed.
• the paddles 631, 641, the lever bearing element 602, the planet gears 605, 606, the transmission wheels 650, 655, the drive shaft 609, the fixed part 610, the adjusting shaft 680, the ring gear 691 and the shaft 693 with the drive pinion 692 are geometrically adapted without changing their respective function.
• the statements made with regard to the fourth exemplary embodiment therefore largely apply, except that when the drive shaft 609 rotates, the working levers 603, 604 each perform a truncated cone and not a cylinder-defining movement.
• the width of the device can be made more compact than in the fourth exemplary embodiment. For this, it is somewhat higher, but still significantly lower than in the embodiments with crossed working levers.
• the device according to the invention for converting motion is a basic element which can be used in a wide variety of ways by appropriate attachment of suitable elements and possibly combination with further basic elements.
• Ventilation technology for example, to generate a directional flow that lasts for a long time Stretch remains stable, conceivable.
• few fans with a high delivery rate and reversible delivery direction can increase safety.
• the drive motors are advantageously above the tunnel ceiling.
• the device according to the invention for converting movement can also be used as a ferry on a rope in flowing water as a floating river power plant, for which purpose it is provided with floating bodies.
• the flow of current drives the driving blades in rotation, which activates the built-up power generator. No structural measures are necessary on the river bed, so that the power plant is immediately ready for use. Due to the floating bodies, the water level is insignificant.

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• 2003
  • 2003-03-24 CN CNB038140047A patent/CN1325328C/zh not_active Expired - Fee Related
  • 2003-03-24 DE DE50301556T patent/DE50301556D1/de not_active Expired - Lifetime
  • 2003-03-24 WO PCT/CH2003/000186 patent/WO2003086855A1/fr not_active Application Discontinuation
  • 2003-03-24 ES ES03746209T patent/ES2250907T3/es not_active Expired - Lifetime
  • 2003-03-24 AU AU2003209910A patent/AU2003209910A1/en not_active Abandoned
  • 2003-03-24 DK DK03746209T patent/DK1497172T3/da active
  • 2003-03-24 US US10/511,615 patent/US7537535B2/en not_active Expired - Lifetime
  • 2003-03-24 AT AT03746209T patent/ATE308454T1/de active
  • 2003-03-24 EP EP03746209A patent/EP1497172B1/fr not_active Expired - Lifetime
• 2005
  • 2005-12-12 HK HK05111355A patent/HK1079162A1/xx not_active IP Right Cessation

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