EP3589841B1 - Pumpenvorrichtung zu einer förderung zumindest eines fördermittels - Google Patents

Pumpenvorrichtung zu einer förderung zumindest eines fördermittels Download PDF

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Publication number
EP3589841B1
EP3589841B1 EP18711841.9A EP18711841A EP3589841B1 EP 3589841 B1 EP3589841 B1 EP 3589841B1 EP 18711841 A EP18711841 A EP 18711841A EP 3589841 B1 EP3589841 B1 EP 3589841B1
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EP
European Patent Office
Prior art keywords
activation
drive
conveying
base body
pump device
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.)
Active
Application number
EP18711841.9A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3589841A1 (de
Inventor
Alois Krutzenbichler
Lars FREIHERR VARNBÜLER VON UND ZU HEMMINGEN-R.
Raymond RITSCHKA
Jochen Baumann
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.)
Qonqave GmbH
Original Assignee
Qonqave GmbH
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Filing date
Publication date
Application filed by Qonqave GmbH filed Critical Qonqave GmbH
Priority to PL18711841T priority Critical patent/PL3589841T3/pl
Publication of EP3589841A1 publication Critical patent/EP3589841A1/de
Application granted granted Critical
Publication of EP3589841B1 publication Critical patent/EP3589841B1/de
Priority to HRP20211205TT priority patent/HRP20211205T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F04B43/04—Pumps having electric drive
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/0009—Special features
    • F04B43/0054—Special features particularities of the flexible members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/02—Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
    • F04B43/00—Machines, pumps, or pumping installations having flexible working members
    • F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
    • F04B43/123—Machines, pumps, or pumping installations having flexible working members having peristaltic action using an excenter as the squeezing element

Definitions

  • the invention relates to a pump device for conveying at least one conveying means according to the preamble of claim 1.
  • a pump device for delivering at least one delivery means, in particular at least one fluid comprises at least one drive unit and at least one delivery device, in particular a delivery membrane, which comprises at least one, in particular at least essentially annular, base body which is elastically deformable and has at least one delivery surface which is arranged on a delivery side of the base body and which has at least one activation element for connection to at least one drive element of the drive unit, which is arranged on an activation side of the base body.
  • the activation element of the known pump device is connected to the drive element by means of adhesive bonding and cooperates with the drive element by means of a material connection to transmit a drive force acting in a direction facing away from the delivery side.
  • Pump devices for conveying at least one conveying means are already known, the pump devices having at least one drive unit and at least one conveying device, the conveying device comprising at least one base body which is elastically deformable and has at least one conveying surface which is arranged on a conveying side of the base body, and which has at least one activation element for connection to at least one drive element of the drive unit, which is arranged on an activation side of the base body.
  • the activation element is designed as a form-fit and / or force-fit element, which at least for a transmission of a driving force acting in a direction facing away from the activation side by means of a form-fit and / or force-fit connection, in particular by means of a material-fit form-fit and / or force-fit connection, with cooperates with the drive element. It is also off U.S.
  • a pump device for conveying at least one conveying means comprising at least one drive unit and at least one conveying device comprising at least one base body which is elastically deformable and has at least one conveying surface which is arranged on a conveying side of the base body and which has at least one activation element for a connection to at least one drive element of the drive unit, which is arranged on an activation side of the base body, wherein the activation element is designed as a form-fit and / or force-fit element that acts at least for a transmission in a direction facing away from the activation side Driving force cooperates with the drive element by means of a form-fitting and / or force-fitting connection.
  • the activation element is designed as a form-fit and / or force-fit element that acts at least for a transmission in a direction facing away from the activation side
  • Driving force cooperates with the drive element by means of a form-fitting and / or force-fitting connection.
  • the object of the invention is, in particular, to provide a device of the generic type with improved properties with regard to an, in particular mechanical, activation of the conveying device and / or a vacuum generation by means of the conveying device.
  • the object is achieved according to the invention by the features of claim 1, while advantageous configurations and developments of the invention can be found in the subclaims.
  • the invention is based on a pump device for conveying at least one conveying means, in particular at least one fluid, with at least one drive unit and with at least one conveying device, in particular a conveying diaphragm, which is at least one substantially ring-shaped Basic body includes, the is elastically deformable and has at least one conveying surface which is arranged on a conveying side of the base body and which has at least one activation element, in particular formed in one piece with the base body, for connection to at least one drive element of the drive unit, which is arranged on an activation side of the base body , wherein the activation element is designed as a positive and / or non-positive locking element, which at least for a transmission of a driving force acting in a direction facing away from the activation side by means of a positive and / or non-positive connection, in particular by means of a non-integral positive and / or non-positive connection , interacts with the drive element, the direction facing away from the activation side running trans
  • the activation element have a maximum longitudinal extent which is smaller than a maximum longitudinal extent of the base body, viewed along a circumferential direction running around a drive axis of the drive unit.
  • the conveying side of the base body is preferably arranged on a side of the base body facing away from the activation side of the base body.
  • the delivery side forms an outside of the base body.
  • the activation side preferably forms an inside of the base body.
  • the direction facing away from the activation side runs transversely, in particular at least substantially perpendicularly, to the activation side, in particular to an inner surface of the base body that forms the activation side of the base body.
  • the direction facing away from the activation side runs transversely, in particular at least substantially perpendicularly, to an axis of movement, in particular an axis of rotation, of a force-acting element of the drive unit.
  • the direction facing away from the activation side preferably runs starting from the activation side in the direction of the drive element.
  • the conveying device in particular the conveying membrane, can be moved away from a counter surface of a housing element of a housing of the pump device due to the action of a driving force acting in a direction facing away from the activation side, in particular can be lifted off the counter surface, in particular to generate a negative pressure in a conveying chamber of the Pump device.
  • a negative pressure can preferably be generated as a result of a movement of the conveyor device, in particular the conveyor membrane, away from the counter surface.
  • a movement of the conveyor device, in particular the conveyor membrane which is in particular less than -0.1 bar, preferably less than -0.2 bar and particularly preferably less than -0.3 bar, in particular based on an atmospheric pressure surrounding the pump device.
  • the conveyor device in particular the conveyor membrane, can preferably be driven by means of the drive unit in such a way that a conveyor, in particular a fluid, can be conveyed according to a traveling wave principle (cf., for example, the disclosure of FIG EP 1 317 626 B1 ) is possible.
  • the drive unit can be used as a mechanical drive unit, as a magnetic drive unit, as a piezoelectric drive unit, as a hydraulic drive unit, as a pneumatic drive unit, as an electric drive unit, as a magnetorheological drive unit, as a carbon tube drive unit, as a combination of one of the named types of drive units or as another be designed as a drive unit that appears sensible to a person skilled in the art.
  • the drive unit preferably has at least the drive element which is provided to act on the conveyor device, in particular the conveyor membrane.
  • the drive unit has a number of drive elements other than one that are provided to act on the conveying device.
  • the drive element is preferably provided to cause elastic deformation of the conveyor device, in particular the conveyor membrane, as a result of the action of a drive force on the conveyor device, in particular the conveyor membrane.
  • the drive element can have any design that appears sensible to a person skilled in the art, such as a design as a tappet, as an extension, as an engagement ring, as a hook, as a gripping element or the like to drive the drive element.
  • the drive unit comprises another motor unit that appears sensible to a person skilled in the art, such as an internal combustion engine unit, a hybrid engine unit or the like.
  • the drive unit preferably comprises an eccentric unit for driving the drive element.
  • the drive unit may be another unit, which appears sensible to a person skilled in the art, for a drive of the Has drive elements, such as a helical unit, a paternoster unit, a plate disc unit or the like.
  • a "helical unit” is to be understood here in particular as a unit which has at least one helical force-acting element which, in particular, is used for the action of a drive force, in particular a direct action of a Driving force is provided on the drive element.
  • a "paternoster unit” is to be understood here in particular as a unit which has at least one force-acting element that can be driven in particular to act on the drive element in an epicyclic drive, in particular the force-acting element becomes a
  • the action of a drive force on the drive element extends at least substantially parallel to a plane of rotation, in particular in the plane of rotation in which the force acting element can be driven in a circulating mode.
  • a “cup washer unit” is to be understood here in particular as a unit which has at least one force-acting element which is arranged in particular for the action of a driving force, in particular a direct effect of a driving force, on the drive element on a rotatably drivable plate element, with the force-acting element in particular extends to an action of a driving force on the drive element at least substantially parallel or at least substantially perpendicular to an axis of rotation of the plate element.
  • essentially perpendicular is intended to define in particular an alignment of a direction relative to a reference direction, the direction and the reference direction, particularly viewed in a plane, enclosing an angle of 90 ° and the angle including a maximum deviation of, in particular, less than 8 ° , advantageously less than 5 ° and particularly advantageously less than 2 °.
  • Essentially parallel should be understood to mean, in particular, an alignment of a direction relative to a reference direction, in particular in a plane, the direction having a deviation from the reference direction, in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 ° has.
  • the drive unit preferably comprises at least one force-acting element designed as an eccentric, which interacts with the drive element.
  • the force-acting element is preferably connected in a rotationally fixed manner to a drive shaft of the drive unit, in particular designed in one piece with the drive shaft.
  • the drive shaft is preferably by means of the motor unit, in particular the electric motor unit, the drive unit can be driven in rotation.
  • the drive shaft, in particular at least the force-acting element is preferably mounted so as to be movable, in particular rotatable, relative to the drive element.
  • a bearing element of the drive unit is preferably arranged between the drive element and the drive shaft, in particular the force introduction element.
  • the drive element is preferably provided to act directly on the conveyor device, in particular the conveyor membrane.
  • the drive element is positively and / or non-positively connected to the conveyor device, in particular the conveyor membrane, preferably to the activation element.
  • at least one further element or further elements of the pump device is / are arranged between the drive element and the conveying device, in particular the conveying membrane, preferably the activation element, such as a friction-reducing element, a bearing element, a protective element that becomes a Protection of an outer surface of the conveyor device, in particular the conveyor membrane, preferably the activation element, is provided as a result of the action of the drive element on the conveyor device, in particular the conveyor membrane, or the like.
  • One-piece should be understood in particular to be at least cohesively connected, for example by a welding process , an adhesive process, an injection-molding process and / or another process that appears sensible to the person skilled in the art, and / or advantageously formed in one piece, such as, for example, by production from one cast, by production into one em single or multi-component injection molding process and / or by a vulcanization process and advantageously from a single blank.
  • At least one drive axis of the drive unit in particular an axis of rotation of the drive shaft, runs transversely, in particular at least substantially perpendicularly, to a conveying direction of the conveying device, in particular the conveying membrane, in particular to a conveying direction in the conveying chamber of the pump device which is at least partially limited by the conveying surface.
  • An axis of rotation of a rotor element of the electric motor unit of the drive unit preferably runs at least substantially parallel, in particular coaxially, to the drive axis of the drive unit.
  • the delivery chamber of the pump device is preferably formed by the base body of the delivery device and the housing element of the housing Pump device limited.
  • the delivery space of the pump device is preferably delimited by the delivery surface and the counter surface of the housing element of the housing of the pump device opposite the delivery surface.
  • the housing element is preferably designed as a dimensionally stable, in particular rigid, housing element. “Dimensionally stable” is to be understood in particular to mean that the housing element is preferably designed to be resistant to pressure, heat and / or the like in its shape.
  • the conveyor device in particular the conveyor membrane, is preferably designed to be resilient.
  • "Resilient" is to be understood in particular as a property of an element, in particular of the conveying device, which is intended in particular to generate a counterforce that is dependent on a change in the shape of the element and preferably proportional to the change and that counteracts the change.
  • the conveyor device, in particular the conveyor membrane is preferably repeatedly deformable, in particular without the conveyor device, in particular the conveyor membrane, being mechanically damaged or destroyed as a result.
  • the conveyor device in particular the conveyor diaphragm, automatically strives back to a basic shape, in particular a basic shape that is convexly curved with respect to the counter surface, in particular a zero position, of the conveyor device, in particular the conveyor diaphragm, in particular after a deformation.
  • the resilient configuration of the conveyor device, in particular the conveyor diaphragm can be at least partially influenced and / or brought about by means of an, in particular geometric, configuration of the base body and / or by means of an arrangement of the conveyor device, in particular the conveyor diaphragm, on the housing element having the counter surface.
  • the conveying device in particular the conveying membrane, is preferably arranged on the housing element having the counter surface in such a way that a conveying medium is conveyed in and / or through the conveying space as a result of a dent in the conveying device, in particular the conveying membrane.
  • the conveying surface of the conveying device, in particular the conveying diaphragm preferably at least essentially automatically, in particular as a result of the resilient configuration, again tends to be convexly curved in relation to the counter surface Arrangement too.
  • the conveyor device in particular the conveyor membrane, is preferably made of one formed rubber-like and / or rubber-like material.
  • the conveyor device in particular the conveyor membrane, is formed from another material that appears sensible to a person skilled in the art, or from a combination of several materials, which enables a spring-elastic design of the conveyor device, in particular the conveyor membrane .
  • the conveying device in particular the conveying membrane, preferably uses a "bulging effect" to convey a conveying means in and / or through the conveying space.
  • the conveying device in particular the conveying surface, is preferably at least temporarily indentable for conveying a conveying means, at least one bump being displaceable, in particular rolling, along the conveying surface for conveying a conveying means.
  • “Provided” is to be understood in particular to be specially designed and / or specially equipped.
  • the fact that an element and / or a unit is / are provided for a specific function should be understood in particular to mean that the element and / or the unit fulfill / fulfill and / or this specific function in at least one application and / or operating state execute / execute.
  • the pumping device preferably comprises at least one conveying medium storage unit for storing a conveying medium, in particular a fluid, which can be conveyed by means of the conveying device, in particular the conveying membrane.
  • a “conveyor storage unit” is to be understood here in particular as a unit which has at least one storage space in which a conveyor, in particular a fluid, can be stored.
  • a volume of the storage space of the conveying means storage unit is preferably at least greater than a volume of the conveying space.
  • the conveying means storage unit is preferably designed like a tank.
  • the conveying means storage unit can be designed as a carpule, an ampoule, a cartridge, a canister or the like.
  • the conveying medium storage unit can preferably be connected to the conveying space of the pump device in terms of flow.
  • the pump device is preferably for use in a food sector, in a chemical sector, in a pharmaceutical sector, in particular for batch-compliant use, in a vivarium area (aquarium, etc.), in a household machine sector, in a dental hygiene sector, in an automobile sector, in a medical sector , in a water treatment area o.
  • the base body preferably has an annular configuration.
  • the base body preferably has a slotted, annular configuration.
  • the base body when viewed in a plane, in particular in a plane running at least substantially perpendicular to the drive axis, has a cross-sectional shape which is essentially composed of an arc of a circle or an open ring extending along an angular range of less than 360 ° and in particular of extends more than 90 °, and is composed of two inlet and / or outlet projections running transversely to the circular arc or to the open ring, which directly adjoin the circular arc or the open ring, in particular in end regions of the circular arc or the open ring.
  • the activation element is preferably arranged in the area of a circular arc course or an annular course of the base body on the base body, in particular on an inside of the base body.
  • a maximum longitudinal extension of the activation element is in particular at least 5%, preferably 10% and very particularly preferably at least 20% smaller than a maximum longitudinal extension of the base body.
  • the activation element preferably extends at least essentially along a total extent of the circular arc or the open ring of the base body, in particular up to end regions of the circular arc or the open ring, on each of which an inlet and / or outlet extension of the base body is arranged.
  • the activation element preferably extends along an angular range in particular of less than 360 °, preferably of less than 340 ° and particularly preferably of more than 180 ° on the activation side.
  • a reliable movement of the conveying surface, in particular away from the counter surface can be made possible in a particularly advantageous manner in order to particularly advantageously enable a negative pressure to convey a conveying means by means of the pump device.
  • An efficient conveyance of a conveying means can advantageously be realized as a result of a suction movement of the conveying unit by the action of a driving force acting in a direction facing away from the conveying side by means of the positive and / or non-positive connection between the drive element and the activation element.
  • a reliable excitation of the conveying device by the drive element can advantageously be achieved.
  • a reliable sealing function can advantageously be implemented in an area of an inlet and / or outlet of the conveying device, since in particular in the area of the inlet and / or outlet a release by the activation element he follows.
  • An efficient conveyance of a conveying means can advantageously be realized as a result of a suction movement of the conveying unit by the action of a driving force acting in a direction facing away from the conveying side by means of the positive and / or non-positive connection between the drive element and the activation element.
  • the drive element interact with the activation element with play.
  • "Interacting / engaging / encompassing with play” should be understood in particular to mean that the drive element, in a state connected to the activation element, has a possibility of movement relative to the activation element along at least one path, in particular free of elastic deformation of the activation element and / or the drive element greater than 0.01 mm, preferably greater than 0.1 mm, particularly preferably greater than 0.5 mm and very particularly preferably less than 10 mm and / or around at least one axis at an angle greater than 0.01 °, preferably greater than 0.1 °, particularly preferably greater than 0.5 ° and very particularly preferably less than 15 °, the possibility of movement preferably being different from a possibility of movement caused by a manufacturing tolerance.
  • the drive element is preferably movable relative to the activation element along a direction running transversely, in particular at least substantially perpendicularly, to the axis of rotation of the drive shaft.
  • the drive element can be moved relative to the activation element, starting from a zero position of the conveyor device, in particular a conveyor-free state of the conveyor surface, until the drive element is moved in a direction away from the counter surface as a result of a drive force of the force-acting element acting on the drive element, is movable in particular in the direction of the drive shaft and strikes against at least one surface of the activation element which is arranged on a region of the activation element facing the drive shaft and which is at a minimal distance from the drive shaft.
  • the drive element is preferably movable, starting from a zero position of the conveyor device, at least temporarily independently of the activation element, in a direction facing away from the counter surface, in particular in the direction of the drive shaft. in particular until the drive element comes into contact with at least one surface of the activation element which, in particular, runs at least partially at least substantially parallel to the drive axis of the drive unit.
  • the activation element in particular at least after the drive element hits the at least one surface of the activation element, can be moved together with the drive element in a direction facing away from the counter surface, in particular in the direction of the drive shaft, in particular by a distance between the conveying surface and the counter surface to increase, in particular to move the conveying surface to generate a negative pressure in the conveying chamber in the direction of the output shaft.
  • a low-energy opening movement of the conveyor device can advantageously be achieved by means of the configuration according to the invention, in particular since a resilient configuration of the conveyor device, in particular the conveyor membrane, supports the conveyor device during a return movement, in particular in a conveyor-free state, and the conveyor device preferably at least partially decouples during a return movement is, of a forced movement by an action of the drive element on the activation element.
  • An efficient promotion of a funding means can advantageously be achieved.
  • a conveying means that is gentle on the components can advantageously be implemented.
  • the drive element encompasses the activation element at least partially with play or that the drive element at least partially engages with play in a form-fit recess of the activation element that is delimited by the activation element.
  • the activation element has a maximum extent at least in a portion of the activation element that can be positively and / or non-positively connected to the drive element along at least one direction, in particular a direction that is at least substantially perpendicular to the axis of rotation of the drive shaft, which is smaller than a maximum internal extension, running along the direction, of a form-fitting recess of the drive element, with which the sub-region of the activation element can be connected in a form-fitting and / or force-fitting manner.
  • the maximum extent of the portion of the activation element that can be positively and / or non-positively connectable to the drive element is at least 1%, preferably by at least 5% and particularly preferably by at least 10% % smaller than the maximum internal extension of the form-fit recess of the drive element along the direction, in particular the direction running at least substantially perpendicular to the axis of rotation of the drive shaft.
  • the activation element When the drive element engages the activation element with play, the activation element preferably has a maximum internal extension at least in a portion of the activation element that can be connected to the drive element in a form-fitting and / or force-fitting manner along at least one direction, in particular a direction at least substantially perpendicular to the axis of rotation of the drive shaft a form-fit recess of the activation element, which is smaller than a maximum extent, running along the direction, of a sub-region of the drive element that can be positively and / or non-positively connected to the activation element, in particular engages positively and / or non-positively in the form-fit recess of the activation element.
  • a maximum extension of the portion of the drive element that can be positively and / or non-positively connectable to the activation element is at least 1%, preferably at least 5% and particularly preferably at least 10% smaller than the maximum internal extension of the form-fit recess of the activation element along the direction, in particular the direction running at least substantially perpendicular to the axis of rotation of the drive shaft.
  • the drive element and the activation element can be connected to one another in the case of a play-related encompassing and / or a play-related engagement by means of a play-related connection option, which is designed, for example, according to a play-related dovetail guide, according to a play-related ball joint connection or according to another play-related connection option that appears useful to a person skilled in the art is trained.
  • a play-related connection option which is designed, for example, according to a play-related dovetail guide, according to a play-related ball joint connection or according to another play-related connection option that appears useful to a person skilled in the art is trained.
  • a low-energy opening movement of the conveyor device can advantageously be achieved by means of the configuration according to the invention, in particular since a resilient configuration of the conveyor device, in particular the conveyor membrane, supports the conveyor device during a return movement, in particular in a conveyor-free state, and the conveyor device preferably at least partially decouples during a return movement is, of a forced movement by an action of the drive element on the activation element. It can a reliable movement of the conveying surface away from the counter surface can be made possible particularly advantageously in order to enable a negative pressure to convey a conveying means by means of the pump device.
  • An efficient conveyance of a conveying means can advantageously be realized as a result of a suction movement of the conveying unit by the action of a driving force acting in a direction facing away from the conveying side by means of the positive and / or non-positive connection between the drive element and the activation element.
  • the activation element be designed as an extension that engages in a corresponding recess, in particular the form-fit recess, of the drive element or that at least partially delimits a form-fit recess of the activation element into which the drive element at least partially engages.
  • the activation element is preferably designed as an extension which has a T-shaped, circular, spherical, polygonal or similar cross-section, which is designed in particular to correspond to a geometric shape of the interlocking recess cooperating with the extension.
  • the activation element designed as an extension is preferably provided for engagement in a corresponding positive-locking recess of the drive element.
  • the activation element is designed as an extension which delimits a form-fitting recess of the activation element into which an extension, such as a hook, a ball head or the like, of the drive element engages.
  • the extension is preferably formed in one piece with the base body, in particular molded in one piece onto the base body, for example by means of a lamination process, by means of a vulcanization process or the like.
  • An efficient conveyance of a conveying means can advantageously be realized as a result of a suction movement of the conveying unit by the action of a driving force acting in a direction facing away from the conveying side by means of the positive and / or non-positive connection between the drive element and the activation element.
  • the activation element is arranged in a connection area of the activation side of the base body, which is arranged between at least two activation areas of the activation side that are arched in the direction of the drive element.
  • the arched activation areas are preferably convex in relation to the activation side.
  • the connection area is preferably designed to be concave with respect to the activation side.
  • a curvature of the activation areas is preferably designed to correspond, in particular congruently, with convex areas of the counter surface of the housing element.
  • the configuration according to the invention can advantageously be used to achieve a central force acting on the conveyor device, in particular the conveyor membrane, by means of the drive element.
  • An efficient conveyance of a conveying means can advantageously be realized as a result of a suction movement of the conveying unit by the action of a driving force acting in a direction facing away from the conveying side by means of the positive and / or non-positive connection between the drive element and the activation element.
  • the activation side in particular viewed in a cross section of the conveyor device, in particular in a cross section of the conveyor device running in a plane extending at least substantially parallel to a drive axis of the drive unit, has a surface profile different from a straight profile, which is at least in Substantially corresponds to a surface course of the conveying surface in an at least substantially conveying-free state of the conveying surface, in particular is congruent.
  • the activation side preferably has a geometrical configuration in a partial area, in particular in a partial area that differs from the connection area of the activation side to a connection of the activation element with the drive element, which corresponds to a geometrical configuration of at least a partial area of the conveying surface, in particular is congruent.
  • the surface course of the conveying surface is preferably designed to be wave-shaped, in particular with at least two mathematical turning points.
  • the surface profile of the activation side is preferably designed to be undulating, in particular with at least two mathematical turning points.
  • a “conveyance-free state” is to be understood in particular as a state of the conveying surface, particularly viewed in at least a partial area of the conveying surface, in which the conveying surface is maximally in an undeformed state, in particular in one of a counter surface spaced state of the conveying surface, is present, and in particular is decoupled in at least a partial area of the conveying surface from the action of a driving force for conveying a conveying means by means of the conveying surface.
  • the activation side in particular viewed in a cross section of the conveyor device, in particular in a cross section of the conveyor device running in a plane extending at least substantially parallel to a drive axis of the drive unit, except for a connection area of the activation side on which the activation element is arranged on the activation side, has a curved surface which, at least in an at least substantially conveyance-free state of the conveying surface, runs at least substantially parallel to the conveying surface.
  • the drive element has a drive surface facing the base body, which, viewed in particular in a cross section of the drive element, in particular in a cross section of the drive element that extends in a plane extending at least substantially parallel to a drive axis of the drive unit, is one of a straight line Course has different surface course, which at least in some areas at least substantially corresponds to a surface course of the conveying surface in an at least substantially conveying-free state of the conveying surface, in particular is congruent.
  • the drive element preferably has a geometrical configuration in a sub-area, in particular in a sub-area that differs from a connection area of the drive element to a connection of the drive element to the activation element, which corresponds to a geometrical configuration of at least one sub-area corresponds to the conveying area, in particular is congruent.
  • the drive element preferably has a drive surface facing the base body, which, viewed in particular in a cross section of the drive element, in particular in a cross section of the drive element running in a plane extending at least substantially parallel to a drive axis of the drive unit, has a surface profile that differs from a straight course which at least in some areas at least substantially corresponds to a surface profile of the activation side, in particular is congruent.
  • the drive element preferably has a geometric configuration in a sub-area, in particular in a sub-area that differs from a connection area of the drive element to a connection of the drive element to the activation element, which corresponds to a geometric configuration of at least a sub-area of the activation side, in particular is congruent.
  • the invention is based on a conveyor device, in particular a conveyor diaphragm, proposed for a pump device according to the invention, the conveyor device comprising at least one, in particular at least essentially annular, base body which is elastically deformable and has at least one conveyor surface which is located on a conveying side of the Base body is arranged, and which has at least one activation element which is provided for a connection with at least one drive element of the pump device and which is arranged on an activation side of the base body, wherein the activation element is designed as a form and / or force-locking element that is at least one Transmission of a driving force acting in a direction facing away from the conveying side by means of a positive and / or non-positive connection, in particular by means of a non-material positive and / or non-positive connection, with the drive element is dable.
  • the activation element have a maximum longitudinal extension that is smaller than a maximum longitudinal extension of the base body, particularly viewed along a circumferential direction running around a drive axis of the drive unit, the activation element in the area a circular arc course or a ring course of the base body is arranged on the base body, in particular on an inside of the base body.
  • the pump device according to the invention and / or the delivery device according to the invention should / should not be restricted to the application and embodiment described above.
  • the pump device according to the invention and / or the delivery device according to the invention can have a number of individual elements, components and units that differs from a number of individual elements, components and units mentioned herein in order to fulfill a mode of operation described herein.
  • values lying within the stated limits should also be considered disclosed and can be used as required.
  • FIG. 1 shows a pump device 10 for conveying at least one conveying means, in particular at least one fluid.
  • the pump device 10 comprises at least one drive unit 12 and at least one delivery device 14, in particular a delivery membrane.
  • the pump device 10 has at least one housing 42.
  • the housing 42 can have any configurations that appear expedient to a person skilled in the art.
  • the housing 42 is provided in a manner known to a person skilled in the art to at least partially enclose and / or store components of the pump device 10, in particular at least the delivery device 14 and / or the drive unit 12.
  • the pump device 10 preferably comprises at least one control and / or regulating unit (not shown in more detail here) which has a configuration already known to a person skilled in the art.
  • the drive unit 12 preferably comprises at least one electric motor unit 44.
  • the drive unit 12 has another motor unit that appears useful to a person skilled in the art, such as an internal combustion engine unit, a hybrid motor unit or the like
  • the action on the conveying device 14 can be connected directly, in particular non-rotatably, or indirectly, for example by means of a gear unit of the pump device 10 or by means of at least one gearwheel element of the pump device 10, to a rotor shaft 48 of the electric motor unit 44.
  • the rotor shaft 48 has an axis of rotation 50 which runs at least substantially parallel, in particular coaxially, to the drive axis 32 of the drive unit 12.
  • Other configurations and / or arrangements of the connection between the Drive element 24 and the electric motor unit 44 are also conceivable, such as a connection by means of an angular gear unit, by means of a switchable clutch or the like.
  • the pump device 10 comprises at least one conveying medium storage unit (not shown here) for storing a conveying medium to be conveyed, whereby the conveying medium storage unit is connected to at least one conveying line 46 of the pump device 10 for conveying the conveying medium to a conveying space of the pump device 10.
  • the conveying device 14 comprises at least one, in particular at least essentially ring-shaped, base body 16 (cf. Figures 3 to 5 ), which is elastically deformable and has at least one conveying surface 18, which is arranged on a conveying side 20 of the base body 16, and at least one activation element 22 for a connection with the at least one drive element 24 of the drive unit 12, which is on an activation side 26 of the base body 16 is arranged.
  • the conveying side 20 of the base body 16 is preferably arranged on a side of the base body 16 facing away from the activation side 26 of the base body 16.
  • the delivery side 20 forms an outer side of the base body 16, viewed in particular when the delivery device 14 is dismantled or removed from the pump device 10.
  • the activation side 26 preferably forms an inside of the base body 16, particularly viewed in a state dismantled or removed from the pump device 10 of the conveying device 14.
  • the activation side 26 in particular at least partially forms an inner surface of the base body 16.
  • the activation element 22 is in particular formed in one piece with the base body 16. However, it is also conceivable that the activation element 22 is designed separately from the base body 16 and is fixed to the base body 16 by means of a form-fitting and / or force-locking connection that appears to be useful to a person skilled in the art.
  • the activation element 22 is designed as a form-fit and / or force-fit element, which at least for a transmission of a driving force acting in a direction facing away from the activation side 26 by means of a form-fit and / or force-fit connection, in particular by means of a material-fit form-fit and / or force-fit connection , cooperates with the drive element 24.
  • the drive element 24 preferably interacts with the activation element 22 with play.
  • the drive element 24 engages around the activation element 22 at least partially with play (cf. Figure 2 ).
  • the Activation element 22 is designed as an extension which engages in a corresponding recess 30, in particular in a corresponding form-locking recess, of the drive element 24 (cf. Figure 2 ).
  • the activation element 22 is designed as an extension which at least partially delimits the form-fitting recess 28 of the activation element 22, in which the drive element 24 at least partially engages.
  • the drive element 24 comprises an extension, such as a hook, a spherical extension or the like, which is provided for engagement in the form-fit recess 28 (not shown in detail here).
  • the activation element 22 has a maximum longitudinal extent that is smaller than a maximum longitudinal extent of the base body 16, particularly viewed along a circumferential direction 34 running around the drive axis 32 of the drive unit 12.
  • the base body 16 of the conveyor device 14 preferably has an annular configuration.
  • the base body 16 preferably has a slotted, annular configuration.
  • the base body 16 when viewed in a plane, in particular in a plane running at least substantially perpendicular to the drive axis 32, the base body 16 has a cross-sectional shape which is essentially composed of a circular arc or an open ring and two entrances extending transversely to the circular arc or the open ring. and / or composed of outlet extensions.
  • the circular arc or the open ring of the cross-sectional shape of the base body 16 preferably extends along an angular range of less than 360 ° and in particular of more than 90 °.
  • the inlet and / or outlet extensions of the cross-sectional shape of the base body 16 running transversely to the circular arc or to the open ring are preferably arranged directly adjacent to the circular arc or the open ring, in particular in end regions of the circular arc or the open ring.
  • the activation element 22 is preferably arranged on the base body 16, in particular on an inner side of the base body 16, in the area of a circular arc or an annular profile of the base body 16.
  • a maximum longitudinal extension of the activation element 22 is in particular at least 5%, preferably at least 10 % and very particularly preferably at least 20% smaller than a maximum longitudinal extent of the base body 16.
  • the activation element 22 preferably extends at least substantially along a total extent of the circular arc or the open ring of the base body 16, in particular up to the end regions of the circular arc or the open ring , on each of which an inlet and / or outlet extension of the base body 16 is arranged.
  • the activation element 22 preferably extends along an angular range in particular of less than 360 °, preferably of less than 340 ° and particularly preferably of more than 180 ° on the activation side 26.
  • the activation element 22 is arranged in a connection region of the activation side 26 of the base body 16, which is arranged between at least two activation regions 36, 38 of the activation side 26 that are arched in the direction of the drive element 24.
  • the activation side 26, viewed in particular in a cross section of the conveying device 14, in particular in a cross section of the conveying device 14 that extends in a plane extending at least substantially parallel to the drive axis 32 of the drive unit 12, has a surface profile that differs from a straight profile, at least in the Essentially corresponds to a surface course of the conveying surface 18 in an at least substantially conveying-free state of the conveying surface 18, in particular is congruent.
  • the activation side 26 has, particularly viewed in a cross section of the conveyor device 14, in particular in a cross section of the conveyor device 14 in a plane extending at least substantially parallel to the drive axis 32 of the drive unit 12, except for a connection area of the activation side 26 on which the activation element 22 is arranged on the activation side 26, has a curved surface, which runs at least substantially parallel to the conveying surface 18 at least in an at least substantially conveying-free state of the conveying surface 18.
  • the drive element 24 has a drive surface 40 facing the base body 16, which, viewed in particular in a cross section of the drive element 24, in particular in a cross section of the drive element 24 running in a plane extending at least substantially parallel to a drive axis 32 of the drive unit 12, has a of a rectilinear course different surface course, the at least regionally at least substantially one surface course of the conveying surface 18 in at least one Substantially the conveying-free state of the conveying surface 18 corresponds, in particular, is congruent.
  • the delivery device 14 comprises at least one inlet and / or outlet 54, 56, which is formed in one piece with the base body 16, for a connection with at least the delivery line 46 of the pump device 10, which is arranged adjacent to the delivery surface 18 (cf. Figures 3 to 5 ).
  • the inlet and / or outlet 54, 56 is preferably arranged on one of the inlet and / or outlet extensions of the base body 16 or forms this.
  • the conveying device 14 preferably comprises at least one inlet 54 formed in one piece with the main body 16 and an outlet 56 formed in one piece with the main body 16.
  • the at least one outlet 56 formed in one piece with the main body 16 preferably forms an inlet and / or outlet extension of the inlet and / or outlet / or outlet extensions of the base body 16 or is arranged in one piece on one of the inlet and / or outlet extensions of the base body 16.
  • the at least one inlet 54 formed in one piece with the base body 16 preferably forms a further inlet and / or outlet extension of the inlet and / or outlet extensions of the base body 16 or is arranged in one piece on one of the inlet and / or outlet extensions of the base body 16.
  • the at least one inlet and / or outlet 54, 56 is designed in particular as a connection interface which is provided for a form-fitting and / or force-fitting connection with at least a partial area of the delivery line 46 of the pump device 10, in particular for a form-fitting and / or non-positive connection force-fit reception of at least one coupling element (not shown in detail here), such as a hose connection or the like, of the delivery line 46 of the pump device 10.
  • the coupling element is preferably designed to be slidable or pluggable into the inlet and / or outlet 54, 56.
  • the at least one inlet and / or outlet 54, 56 is designed as a tubular or hose-shaped extension.
  • the at least one inlet and / or outlet 54, 56 is arranged on at least one fixing extension 58, 60 of the base body 16.
  • the fixing extension 58, 60 is preferably formed in one piece with the inlet and / or outlet extension of the base body 16.
  • the fixation extension 58, 60 extends from the circular arc or the open ring of the base body 16 transversely to the outside or to the conveying surface 18 of the base body 16.
  • the conveying device 14 comprises at least one securing element 62, 64 arranged on the at least one inlet and / or outlet 54, 56, which is used to secure the at least one inlet and / or outlet 54, 56 to the housing in a positive and / or non-positive manner 42 of the pump device 10 is provided.
  • the securing element 62, 64 is preferably designed as a securing collar. However, it is also conceivable that the securing element 62, 64 has a different configuration that appears sensible to a person skilled in the art.
  • the securing element 62, 64 is designed in one piece with the at least one inlet and / or outlet 54, 56, in particular designed as a vulcanized extension or collar in one piece with the at least one inlet and / or outlet 54, 56.
  • a securing element 62 is preferably arranged at the inlet 54, in particular formed in one piece with the inlet 54.
  • a securing element 64 is preferably arranged at the outlet 56, in particular formed in one piece with the outlet 56.
  • the conveying surface 18 of the base body 16 preferably tapers at least in an area adjacent to the at least one inlet and / or outlet 54, 56 in the direction of the inlet and / or outlet 54, 56 (cf. Figure 3 ).
  • the conveying surface 18 has, in particular in a vicinity of the inlet and / or outlet 54, 56, a distance, which becomes smaller in the direction of the inlet and / or outlet 54, 56, from two edge lines delimiting the conveying surface 18 of the base body 16.
  • the conveying space runs in a funnel shape in the vicinity of the inlet and / or outlet 54, 56.
  • the conveying space preferably merges into the inlet and / or outlet 54, 56 in the form of a funnel.
  • the pump device 10 comprises in particular at least the delivery device 14, which is designed as a delivery membrane, at least the drive unit 12 for acting on the delivery membrane and at least the housing 42, the at least one clamping interface 66 for receiving the at least one one, which is formed in one piece with the base body 16 - And / or outlet 54, 56 of the conveyor device 14, in particular of the conveyor membrane.
  • the at least one clamping interface 66 comprises at least one form-locking element 52, in particular a securing recess, which at least with the securing element 62, 64 of the conveyor device 14, in particular the conveyor membrane, arranged at the at least one inlet and / or outlet 54, 56, form and / or is positively connected.
  • the form-fit element 52 is preferably designed as a groove in the housing 42 of the pump device 10, which cooperates with the securing element 62, 64 arranged on the at least one inlet and / or outlet 54, 56.
  • the securing element 62, 64 is designed as a groove and the form-fit element 52 of the clamping interface 66 is designed as an extension or web which engages in the securing element 62, 64 designed as a groove.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)
EP18711841.9A 2017-03-02 2018-03-02 Pumpenvorrichtung zu einer förderung zumindest eines fördermittels Active EP3589841B1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PL18711841T PL3589841T3 (pl) 2017-03-02 2018-03-02 Urządzenie pompujące do podawania co najmniej jednego środka podawanego
HRP20211205TT HRP20211205T1 (hr) 2017-03-02 2021-07-27 Crpni uređaj, namijenjen transportu najmanje jednog transportnog medija

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102017104400.0A DE102017104400A1 (de) 2017-03-02 2017-03-02 Pumpenvorrichtung zu einer Förderung zumindest eines Fördermittels
PCT/EP2018/055165 WO2018158423A1 (de) 2017-03-02 2018-03-02 Pumpenvorrichtung zu einer förderung zumindest eines fördermittels

Publications (2)

Publication Number Publication Date
EP3589841A1 EP3589841A1 (de) 2020-01-08
EP3589841B1 true EP3589841B1 (de) 2021-05-05

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EP18711841.9A Active EP3589841B1 (de) 2017-03-02 2018-03-02 Pumpenvorrichtung zu einer förderung zumindest eines fördermittels

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US (1) US11293426B2 (pl)
EP (1) EP3589841B1 (pl)
JP (1) JP7171591B2 (pl)
CN (1) CN110494652B (pl)
AU (1) AU2018228760B2 (pl)
BR (1) BR112019017841B1 (pl)
CA (1) CA3055096C (pl)
DE (1) DE102017104400A1 (pl)
DK (1) DK3589841T3 (pl)
ES (1) ES2885300T3 (pl)
HR (1) HRP20211205T1 (pl)
HU (1) HUE055354T2 (pl)
PL (1) PL3589841T3 (pl)
PT (1) PT3589841T (pl)
RU (1) RU2766100C2 (pl)
WO (1) WO2018158423A1 (pl)
ZA (1) ZA201905432B (pl)

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GB2564679B (en) * 2017-07-19 2020-02-26 Charles Austen Pumps Ltd A rotary diaphragm positive displacement pump
DE102019128682A1 (de) * 2019-10-23 2021-04-29 Qonqave Gmbh Fördervorrichtung zumindest zu einem Fördern eines Fluids und Pumpe mit einer derartigen Fördervorrichtung
DE102019128678A1 (de) * 2019-10-23 2021-04-29 Qonqave Gmbh Fördervorrichtung zumindest zu einem Fördern eines Fluids und Pumpe mit einer derartigen Fördervorrichtung
DE102019128680A1 (de) 2019-10-23 2021-04-29 Qonqave Gmbh Pumpe mit einer Fördervorrichtung zumindest zu einem Fördern eines Fluids und derartige Fördervorrichtung
DE102019128679A1 (de) * 2019-10-23 2021-04-29 Qonqave Gmbh Fördervorrichtung zumindest zu einem Fördern eines Fluids und Pumpe mit einer derartigen Fördervorrichtung
CN113700080A (zh) * 2020-01-08 2021-11-26 黄奥煜 节能环保的多工位水循环装置
DE102022117005A1 (de) * 2022-07-07 2024-01-18 Bausch + Ströbel SE + Co. KG Pumpvorrichtung und Pumpanordnung mit mindestens einer Pumpvorrichtung

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Also Published As

Publication number Publication date
ES2885300T3 (es) 2021-12-13
JP2020509293A (ja) 2020-03-26
CA3055096A1 (en) 2018-09-07
EP3589841A1 (de) 2020-01-08
CN110494652B (zh) 2021-09-24
AU2018228760A1 (en) 2019-10-24
RU2019130351A (ru) 2021-04-02
PT3589841T (pt) 2021-08-09
CN110494652A (zh) 2019-11-22
ZA201905432B (en) 2020-05-27
BR112019017841B1 (pt) 2023-11-28
HUE055354T2 (hu) 2021-11-29
JP7171591B2 (ja) 2022-11-15
AU2018228760B2 (en) 2022-11-17
WO2018158423A1 (de) 2018-09-07
US20200256329A1 (en) 2020-08-13
DK3589841T3 (da) 2021-08-09
RU2766100C2 (ru) 2022-02-07
US11293426B2 (en) 2022-04-05
PL3589841T3 (pl) 2021-09-27
RU2019130351A3 (pl) 2021-05-27
DE102017104400A1 (de) 2018-09-06
BR112019017841A2 (pt) 2020-04-14
CA3055096C (en) 2022-07-12
HRP20211205T1 (hr) 2021-10-29

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