EP3237757A1 - Dispositif de refoulement - Google Patents

Dispositif de refoulement

Info

Publication number
EP3237757A1
EP3237757A1 EP15823146.4A EP15823146A EP3237757A1 EP 3237757 A1 EP3237757 A1 EP 3237757A1 EP 15823146 A EP15823146 A EP 15823146A EP 3237757 A1 EP3237757 A1 EP 3237757A1
Authority
EP
European Patent Office
Prior art keywords
conveying
unit
drive
delivery
drive unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP15823146.4A
Other languages
German (de)
English (en)
Other versions
EP3237757B1 (fr
Inventor
Jan W. Beenker
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
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 Qonqave GmbH filed Critical Qonqave GmbH
Publication of EP3237757A1 publication Critical patent/EP3237757A1/fr
Application granted granted Critical
Publication of EP3237757B1 publication Critical patent/EP3237757B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • F04B43/12—Machines, pumps, or pumping installations having flexible working members having peristaltic action
    • F04B43/14—Machines, pumps, or pumping installations having flexible working members having peristaltic action having plate-like 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
    • 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
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04C—ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; ROTARY-PISTON, OR OSCILLATING-PISTON, POSITIVE-DISPLACEMENT PUMPS
    • F04C5/00—Rotary-piston machines or pumps with the working-chamber walls at least partly resiliently deformable
    • 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
    • F04B43/0072—Special features particularities of the flexible members of tubular 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
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/082—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular flexible member being pressed against a wall by a number of elements, each having an alternating movement in a direction perpendicular to the axes of the tubular member and each having its own driving mechanism
    • 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
    • F04B9/00—Piston machines or pumps characterised by the driving or driven means to or from their working members
    • F04B9/02—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical
    • F04B9/04—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms
    • F04B9/042—Piston machines or pumps characterised by the driving or driven means to or from their working members the means being mechanical the means being cams, eccentrics or pin-and-slot mechanisms the means being cams

Definitions

  • the invention relates to a conveying device according to the preamble of claim 1. From EP 1 317 626 B1, US 4 236 880 A and US 5 563 347 A are already
  • Conveying devices for conveying a fluid which comprise a delivery space, a delivery space element which at least partially delimits the delivery space, which is rigidly formed, and an elastically deformable delivery element which forms the delivery space together with the delivery space element.
  • the object of the invention is in particular to provide a generic device with improved properties in terms of comfortable interchangeability of individual components and / or units, in particular to enable a requirement for at least substantially sterile use or a quick replacement for defective components and / or Allow units.
  • the object is achieved by the features of claim 1, while advantageous embodiments and modifications of the invention can be taken from the dependent claims.
  • the invention relates to a conveying device at least for conveying a fluid, with at least one delivery chamber, with at least one conveying space element at least partially delimiting the delivery space, which is rigidly formed, and with at least one elastically deformable conveying element, which together with the
  • Delivery room element forms the delivery chamber. It is proposed that at least the conveying space element and the conveying element together form an exchangeable unit, wherein the conveying element can be arranged at least partially convexly curved on the conveying space element, wherein the
  • Conveyor element is designed resiliently and wherein the conveying element is at least substantially inseparably connected to the conveying space element.
  • Exchangeable unit is to be understood here in particular a unit which as a whole, in particular non-destructive or Einzelteildemontageok, from an element or another unit, such as a housing unit o.
  • the conveying device is intended to be arranged on a pump device.
  • "Provided” is to be understood in particular to be specially designed and / or specially equipped, meaning that an element and / or a unit is or are intended for a specific function
  • the element and / or the unit fulfills / fulfills / executes / executes this specific function in at least one application and / or operating state.
  • the replaceable unit is removable from the element or from the further unit as a whole without disassembly into individual parts.
  • at least the delivery chamber element and the delivery element are preferably jointly removable from the element or from the further unit, in particular from a housing unit of a pump device, which the
  • the exchangeable unit is exchangeable by an exchange or replacement unit which, with regard to at least one function of the replacement or replacement unit, at least substantially corresponds to at least one function of the exchangeable unit.
  • the replaceable unit is designed such that when changing the replaceable unit, a fluid loss and / or a fluid outlet from the conveyor device and / or the pump device is at least largely avoidable / is.
  • the replaceable unit is designed as a disposable unit.
  • the interchangeable unit as Konzatz unit, as a wear part unit, as Replacement unit o. The like. Is formed.
  • the conveying device is intended for use in the medical field. However, it is also conceivable that the conveying device is intended for use in other areas, in which a simple interchangeability of at least the delivery chamber element and the
  • Conveying element at least together form the interchangeable unit, is useful or necessary, such as in a food area, in one
  • the delivery chamber element is preferably provided to at least substantially, in particular completely, remain unchanged in shape to promote a fluid.
  • the delivery chamber element preferably has at least one concave recess for an at least partial limitation and / or for an at least partial formation of the delivery chamber.
  • an inner surface of the delivery chamber element delimiting the recess preferably forms a wall of the delivery chamber.
  • the conveying element is preferably intended to be deformed to promote a fluid, in particular to be elastically deformed.
  • the conveying element is preferably provided as a result of deformation of the
  • Conveying element to allow a delivery of a fluid from and / or through the delivery chamber.
  • the conveying element is deformable such that the
  • Conveying element for conveying a fluid in the direction of the recess is movable and in particular is at least partially movable into it.
  • the conveying element is preferably able to be applied to the inner surface of the conveying space element at least partially as a result of a deformation, in particular in a form-fitting manner, for a positive displacement of a fluid.
  • the conveying element is preferably designed as a diaphragm pump element, in particular as a rigid and / or resilient diaphragm pump element.
  • the conveying element is different from a peristaltic pump element, in particular one
  • the term "delivery chamber” here defines in particular a space which is bounded at least by the delivery element and the delivery space element and at least from an input of the space through which a fluid to be conveyed into the room can be introduced to at least one exit of the room
  • the delivery chamber extends at least from a delivery chamber inlet of the delivery chamber to a delivery chamber exit of the delivery chamber between the delivery element and the delivery chamber element.
  • the conveying element is arranged in a conveyor-free state at least partially convexly curved on the conveying space element.
  • the conveying element is preferably designed to promote a fluid, starting from a convex curvature directed in a direction away from the conveying space element in the direction of the fluid
  • Delivery chamber element movable, in particular elastically deformable and in particular at least partially in the concave recess of the delivery chamber element into movable.
  • the conveying element is preferably at least partially in a concave from a convex curvature of a fluid
  • the conveying element is at least partially applied to the concave recess of the conveying space element limiting and in particular in the direction of the conveying element aligned inner surface of the conveying space element, in particular as a result of acting on the conveying element driving force.
  • at least one conveying surface of the conveying element due to an elastic deformation, in particular a repeatable resilient deformation of the conveying element completely to the concave recess of the conveying chamber element limiting inner surface of the conveying space element can be applied, in particular as a force acting on the conveying element driving force.
  • the term "elastic” should be understood to mean, in particular, a property of an element which is intended in particular to produce a counterforce dependent on a change in a shape of the element and preferably proportional to the change, which counteracts the change that the conveying element is thereby mechanically damaged or destroyed, Preferably the conveying element preferably strives for one
  • Deformation automatically returns to a basic shape, in particular a convex curved basic shape of the conveying element.
  • the resilient design of the conveying element by means of the convex arrangement on
  • Delivery chamber element at least partially influenced and / orstoryufbar.
  • the conveying element is preferably arranged on the conveying space element such that a conveying of a fluid takes place in and / or through the conveying space as a result of a denting of the conveying element. After a suspension of an action of a driving force on the conveying element to promote a fluid, the conveying element strives
  • the conveying element is preferably made of a spring steel or of a fiber composite material. However, it is also conceivable that the
  • the conveying element is preferably used to convey a fluid in and / or through the conveying space,
  • the conveying element is preferably at least temporarily dentable for conveying a fluid, wherein at least one bump leads to a delivery of a fluid at least along a longitudinal axis or
  • the conveying element is displaceable.
  • the conveying element is dimensionally stable.
  • dimensionally stable it is to be understood here that the conveying element is preferably designed so that it is resistant to pressure, heat, etc.
  • an efficient delivery of a fluid can advantageously be made possible, in particular with a small number of components.
  • an internal stress, in particular an internal mechanical stress, of the conveying element can be used to convey a fluid.
  • the conveying element may be at least substantially insoluble along an entire circumference, in particular as viewed in at least one plane
  • the conveying element and the conveying space element are integrally formed, such as by means of a spraying method o. The like. in particular in the case of an at least substantially insoluble connection of the conveying element and the conveying space element by means of a Film hinge o. The like.
  • the conveying element and the conveying space element of a same material, such as plastic, formed.
  • the conveying element and the conveying space element are formed from different materials and at least substantially non-detachably connected to each other.
  • a comfortable interchangeability of individual components and / or units can advantageously be made possible, in particular to enable a requirement for at least substantially sterile use or to enable a quick replacement for defective components and / or units.
  • a conveying device can be realized which has a small number of components and can advantageously be made compact. It can be advantageously realized a conveyor, which allows an ink or printer cartridge-like exchange at least of the conveying element and the delivery chamber element.
  • Conveying element can be achieved, which is usable for a wander wave-like promotion of a fluid.
  • a captive arrangement of the conveying element on the conveying space element can advantageously be made possible by means of the embodiment according to the invention.
  • the conveyor device at least one
  • Conveying space element and the conveying element forms the interchangeable unit.
  • the conveyor storage unit separate from the
  • exchangeable unit is formed, in particular in an alternative embodiment of the conveying device and / or the pump device.
  • conveying agent supply unit should be understood to mean, in particular, a unit which has at least one storage space in which a conveying means, in particular a fluid, can be stored admiratoriratshim greater than the pumping chamber, at least of the
  • Conveying element and the delivery chamber element is formed.
  • the delivery chamber element Conveying element and the delivery chamber element is formed.
  • the conveying means supply unit is arranged adjacent to the conveying space inlet of the conveying space, which is formed at least by the conveying element and the conveying space element.
  • the conveyor storage unit is preferably
  • an outlet of the conveying agent supply unit is connected, in particular connected in a fluid-tight manner, by means of at least one channel of the conveying device to the conveying chamber inlet of the conveying chamber, which is formed at least by the conveying element and the conveying chamber element.
  • a fluid stored in the storage space of the conveying means supply unit can thus be advantageously conveyed out of the storage space by means of an interaction of the conveying element and the conveying space element.
  • a conveyor device can be realized particularly advantageous, which is suitable for at least substantially sterile use, since an exchange of the at least the conveyor supply unit and the conveying space element and the conveying element comprising replaceable unit can be carried out particularly comfortable.
  • Conveying space element and the conveying element comprehensive interchangeable unit made to prevent a contaminated further use of the conveying means supply unit and the delivery chamber element and the conveying element at least substantially.
  • the conveyor supply unit is at least substantially at least by an operator and / or user of the conveyor undetachably connected to the delivery chamber element.
  • a connection between the conveying agent supply unit and the conveying space element is sealed.
  • the conveying element is intended to seal at least one edge region of the conveying space element delimiting the conveying space, in particular in at least one state of the conveying element arranged on the conveying space element.
  • the conveying element can preferably be arranged on the conveying space element such that the at least one edge region of the conveying space element delimiting the conveying space can be sealed off. A seal of the at least one
  • Conveying space limiting edge region of the delivery chamber element can be done directly by means of the conveying element.
  • a sealing element of the conveying device is provided, which between the
  • Conveying element and the delivery chamber element can be arranged, in particular on which at least one of the delivery chamber bounding edge region of the delivery chamber element can be arranged.
  • the sealing element of the conveying device can be used as a sealing rubber, as a sealing cord, as a sealing lip, as a flexible sealing compound, as a fiber gasket, as
  • Sealing elements are dispensed with. It can be advantageous to save installation effort and components.
  • the conveying element has at least one conveying surface, which, viewed in a cross section of the conveying element, a maximum
  • a deviation from a predefined value deviates in particular less than 25%, preferably less than 10%, particularly preferably less than 5% of the predetermined value, and very particularly preferably completely corresponds to the value.
  • the conveying element has at least one conveying surface which, viewed in a cross section of the conveying element, has a maximum transverse extent which corresponds to a maximum transverse extent of a rigid wall of the conveying space element which at least partially delimits the conveying space, in particular completely corresponds or is congruent.
  • the conveying element preferably has, in an unloaded state of the conveying element, a conveying surface which, viewed in a cross section of the conveying element, has a maximum transverse extent which corresponds to a maximum transverse extent of a rigid wall of the conveying space element which at least partially delimits the conveying space. It is also conceivable that the maximum transverse extent of the conveying surface of
  • Conveying element in a loaded state of the conveying element of the maximum transverse extent of the at least the delivery chamber at least partially limiting rigid wall of the delivery chamber element corresponds.
  • a "conveying surface” is to be understood here as meaning, in particular, a surface of the conveying element which can be used specifically for conveying a fluid in the conveying space and / or through the conveying space and / or comes into direct contact with a fluid to be conveyed, in particular during conveying
  • the maximum transverse extent of the conveying surface is at least substantially transversely, in particular at least substantially perpendicular, to a conveying direction in the conveying space
  • At least substantially transversely is meant in particular an alignment of a direction and / or an axis relative to a reference direction and / or a reference axis, wherein the orientation of the direction and / or the axis at least different from an at least substantially parallel orientation to the reference direction and / or to the reference axis is and
  • the expression "at least substantially perpendicularly” is intended here to define, in particular, an orientation of a direction relative to a reference direction, the direction and the reference direction, viewed in particular in one plane, having an angle of 90 ° and the angle has a maximum deviation of in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 °.
  • Conveying element can be made possible due to deformation.
  • advantageously a large variability with regard to an activation of the conveying device can be achieved.
  • 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 electrical
  • a fluid is due to an action of a force of a hand, in particular at least one finger, an operator on the conveying element, at least in the delivery room into transportable and / or due to an action of a force of a hand, in particular at least one Finger, an operator on the conveyor element, at least from the pumping room out transportable.
  • the manually operable pump device preferably comprises at least one valve unit which, for example, has at least one valve, in particular a one-way valve (for example a check valve or the like), on one
  • the drive unit has at least one drive element, which is intended to act on the conveyor element, in particular is provided to an elastic
  • the drive element can have any design that appears appropriate to a person skilled in the art, such as, for example, as a plunger, as an extension, as Spiral, as a cam, as an eccentric o. The like.
  • the drive element is provided to act directly on the conveyor element.
  • at least one further element or further elements between the drive element and the conveying element is / are arranged, such as a
  • Friction reducing element a bearing element o.
  • Friction reducing element a bearing element o. The like.
  • Pump device at least one housing unit on which the interchangeable unit is detachably arranged.
  • the drive unit is designed as a helical drive unit.
  • a helical drive unit is here in particular a
  • Drive unit which has at least one helical drive element, which is provided in particular to an action of a driving force, in particular a direct action of a driving force on the conveying element.
  • the drive unit preferably comprises at least one helix
  • At least one drive axle of the drive unit be at least substantially parallel to the conveying direction of the conveyor device,
  • an orientation of a direction relative to a reference direction in particular in a plane, is to be understood here, the direction relative to the reference direction having a deviation, in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 °
  • an axis of rotation of the drive element embodied as a helix which forms the drive axis of the drive unit, runs at least substantially parallel to the conveying direction in the delivery space
  • the axis of rotation of the rotor element of Electric motor unit preferably forms a further drive axle, which extends at least substantially parallel to the conveying direction in the delivery chamber.
  • a compact, in particular flat, pumping device can be realized particularly advantageously. Furthermore, it is proposed that the drive unit as
  • Tellerinnatenantriebshim is formed, in particular in a further alternative embodiment of the pump device according to the invention.
  • Action of a driving force in particular a direct action of a
  • Driving force is disposed on the conveying element on a rotatably driven plate element, wherein in particular the drive element extends to an action of a driving force on the conveying element at least substantially parallel to a rotational axis of the plate element.
  • the drive element is designed to act as a driving force on the conveyor element as a cam.
  • the drive element is formed integrally with the plate element.
  • the drive unit as an alternative to the above
  • Embodiments another, a person skilled in the appear appropriate design, such as a configuration as a funnel drive unit, as
  • Ring drive unit o o.
  • the like By means of the embodiment according to the invention can advantageously be achieved a compact design of the pump device. It can be advantageously made possible a large delivery chamber volume on a small footprint.
  • At least one drive axle of the drive unit extends at least substantially transversely to the conveying direction of the conveyor device, in particular in one embodiment of the drive unit as
  • Dish washer drive unit Preferably, the drive axis of the runs as
  • Tellerintuitnantriebsaku trained drive unit at least substantially perpendicular to the conveying direction in the pumping chamber or through the delivery chamber of the
  • Rotation axis of a rotor element of an electric motor unit as
  • Tellercriticalnantriebshim trained drive unit at least substantially perpendicular to the conveying direction in the delivery chamber.
  • a dish drive unit preferably a rotation axis of the
  • Tellerelements at least substantially perpendicular to the conveying direction in the delivery chamber.
  • a space can be used to drive the conveyor device particularly advantageous.
  • the invention is based on a pump device with at least one conveying device according to the invention and with at least one drive unit for driving the conveying device. It is proposed that the drive unit is designed as a paternoster drive unit, in particular in an alternative
  • Embodiment of the pump device according to the invention Under one
  • Polar drive unit should be understood here in particular a drive unit which has at least one force acting element, in particular to an action of a driving force, in particular a direct action of a
  • Driving force on the conveying element is driven in a circulating drive, wherein in particular the force acting element to an action of a driving force on the conveying element at least substantially parallel to a circulation plane, in particular in the orbital plane in which the force acting element in a
  • Circulating operation is drivable extends.
  • Paternoster drive unit formed drive unit is preferably arranged on a belt element designed as a paternoster drive unit drive unit, in particular integrally formed therewith.
  • the wrapping element may be formed as a belt, as a band, as a chain, as a cord or the like.
  • the wrapping element can preferably be tensioned by means of at least two deflection elements, in particular toothed wheels, of the drive unit designed as a paternoster drive unit.
  • the wrapping element can be driven circumferentially around the deflecting elements.
  • at least one of the at least two deflecting elements is non-rotatably connected to a rotor element, in particular a rotor shaft, as the
  • Paternoster drive unit trained drive unit connected.
  • at least one of the at least two deflection elements is rotatably mounted without drive.
  • a driving force which is generated as a result of rotation of the rotor element, by means of the belt of the non-rotatable with the
  • Rotor element connected deflecting element to the drive-free rotatably mounted deflecting transmittable By means of the inventive design of Drive unit can be advantageously achieved an effective arrangement of force application points on the force acting element of the drive unit designed as a paternoster drive unit to an action of a driving force on the conveying element. It may be advantageous depending on at least one conveying parameter, such as a flow rate, a conveying speed o. The like., A particularly effective arrangement of a plurality of force application points on the belt as the
  • Paternoster drive unit trained drive unit allows.
  • At least one drive axle of the drive unit extends at least substantially transversely to the conveying direction of the conveyor device, in particular in one embodiment of the drive unit as a paternoster drive unit.
  • the drive axis of the drive unit designed as a paternoster drive unit runs at least substantially perpendicular to the conveying direction in the conveying space or through the conveying space of the conveying device.
  • at least one axis of rotation of a rotor element of an electric motor unit of the drive unit forming the drive axis extends at least in the drive unit designed as a paternoster drive unit
  • a construction space for driving the conveyor device can be used to particular advantage.
  • Pump device should / should not be limited to the application and embodiment described above.
  • the delivery device according to the invention and / or the pump device according to the invention may have a number deviating from a number of individual elements, components and units as well as method steps mentioned herein in order to fulfill a mode of operation described herein.
  • the pump device according to the invention may have a number deviating from a number of individual elements, components and units as well as method steps mentioned herein in order to fulfill a mode of operation described herein.
  • Fig. 1 shows a pump device according to the invention with at least one
  • FIG. 2 shows the pump device according to the invention with a removed replaceable unit in a schematic representation
  • Fig. 3 is a longitudinal section through a delivery chamber of the invention
  • Delivery chamber element of the conveyor device according to the invention is formed, in a schematic representation,
  • FIG. 4 shows a cross section through the delivery chamber in an unloaded state of the delivery element in a schematic representation
  • FIG. 5 shows a cross section through the delivery chamber in a loaded state of the delivery element in a schematic representation
  • Fig. 6 shows a detailed view of a drive unit of the invention
  • Fig. 7 is a detail view of an alternative drive unit of
  • Fig. 8 is a detail view of another alternative drive unit of
  • Pump device which is provided for driving an alternative conveying device according to the invention, in a schematic representation, 10 is a detail view of a motor unit of the further alternative
  • Fig. 1 1 is a detail view of a arranged on the motor unit
  • Fig. 12 is an exploded view of the alternative invention
  • Fig. 13 is a detail view of a conveying element of the alternative
  • FIGS. 1 and 2 show a pump device 24a with at least one
  • the pump device 24a comprises at least one
  • Housing unit 34a in which at least the drive unit 26a can be arranged.
  • the conveying device 10a can be arranged on the housing unit 34a, in particular can be arranged detachably on the housing unit 34a.
  • the pump device 24a faces to a
  • the receiving unit 36a is disposed on the housing unit 34a.
  • the receiving unit 36a comprises at least one receiving element 38a, in which the conveyor device 10a is at least partially receivable.
  • Receiving element 38a is formed as a receiving recess into which the
  • Conveying device 10a is at least partially inserted.
  • the receiving element 38a another, a person skilled in the appear appropriate design, such as a configuration as an extension, as a rib, as a magnet o. The like.
  • the fixing unit 40a is disposed on the housing unit 34a.
  • the fixing unit 40a is provided to convey the conveyor 10a to attach by means of a positive and / or non-positive connection to the housing unit 34a, in particular releasably secure.
  • Fastening unit 40a can be designed as a clamping unit, as a latching unit, as a screw unit or as another unit that appears appropriate to a person skilled in the art, which is intended to fasten the conveyor apparatus 10a to the housing unit 34a by means of a positive and / or non-positive connection.
  • the conveying device 10a is provided at least for conveying a fluid.
  • the conveying device 10a comprises at least one conveying space 12a, at least one conveying space element 14a which at least partially delimits the conveying space 12a, which is rigidly formed, and at least one elastically deformable conveying element 16a which forms the conveying space 12a together with the conveying space element 14a.
  • At least the delivery chamber element 14a and the delivery element 16a together form one
  • the exchangeable unit 18a is by means of
  • Receiving unit 36a can be arranged on the housing unit 34a.
  • the replaceable unit 18a is at least partially insertable into the receiving element 38a.
  • FIG. 2 shows the pump device 24a with the exchangeable unit 18a of the conveyor device 10a removed from the housing unit 34a. Furthermore, the conveying device 10a comprises at least one
  • Delivery means supply unit 20a for storing a conveying means, wherein the conveying means supply unit 20a together with the conveying space element 14a and the conveying element 16a forms the exchangeable unit 18a.
  • the conveying means supply unit 20a is at least substantially inextricably connected to the conveying space element 14a.
  • the conveying means supply unit 20a of the conveying device 10a in an alternative, not shown here embodiment of
  • Conveyor 10 a is not part of the replaceable unit 18 a and by means of a delivery line, such as a hose, the conveyor 10 a fluidly with the interchangeable unit 18 a, in particular at least with the delivery chamber 12 a, connectable, in particular releasably connectable, and the
  • FIG. 3 shows a longitudinal section through the conveying space 12a of the conveying device 10a, which is formed at least by the conveying element 16a and the conveying space element 14a of the conveying device 10a.
  • the conveying element 16a has a polygonal, in particular rectangular, configuration.
  • the delivery chamber element 14a has a polygonal, in particular rectangular, configuration.
  • FIG. 3 is the
  • Conveyor supply unit 20a not shown.
  • the conveying element 16a is provided to seal at least one edge region of the conveying space element 14a delimiting the conveying space 12a.
  • a fluid which by means of a
  • Delivery chamber inlet 42a is arranged on the delivery chamber element 14a, in particular integrally formed with the delivery chamber element 14a.
  • the delivery chamber inlet 42a is fluidly connected to the delivery means supply unit 20a, in particular
  • a fluid is by means of a reversible
  • a fluid can be conveyed by means of a reversible deformation of the conveying element 16a starting from the conveying chamber inlet 42a through the conveying space 12a to a conveying chamber exit 44a of the conveying device 10a.
  • the delivery chamber outlet 44a is at
  • Conveying space element 14a arranged, in particular integrally formed with the conveying space element 14a.
  • the delivery chamber outlet 44a is fluidly connected to a further unit (not shown in detail here).
  • the further unit may in this case a part of the pump device 24a, a part of an administering device to which the
  • Pump device 24 a is arranged, a part of a household machine, on which the pump device 24 a is arranged, o. The like. Be. In one embodiment of the
  • the further unit is designed as an injection unit, in particular as a needle or syringe unit.
  • the further unit can directly with the
  • Be connected delivery chamber outlet 44a or the other unit can be connected by means of a separate delivery line, such as a hose, fluidly with the delivery chamber outlet 44a. Further, to a person skilled in the art appear appropriate fluidic connections of the other unit with the
  • Delivery chamber exit 44a are also conceivable.
  • Figure 4 shows a cross section through the delivery chamber 12a, wherein the conveying element 16a is shown in an unloaded state. In particular, no delivery of a fluid takes place in an unloaded state of the delivery element 16a.
  • the conveying element 16a can be arranged at least partially convexly curved on the conveying space element 14a.
  • the conveying element 16a is arranged at least partially convexly curved on the conveying space element 14a, at least in an unloaded state, in particular in a state which is unloaded from an action of a driving force which can be generated by means of the drive unit 26a.
  • the delivery chamber element 14a has an at least partial
  • the conveying element 16a is deformable in such a way that the conveying element 16a can be moved in the direction of the recess 46a to convey a fluid and in particular can be moved into it at least partially (FIG. 5).
  • the conveying element 16a is resilient.
  • the conveying element 16a is at least substantially inseparably connected to the conveying space element 14a, in particular in an edge region of the conveying space element 14a delimiting the recess 46a. At least in the
  • Delivery chamber element 14a forms in particular a seal between the conveying element 16a and the conveying space element 14a.
  • an additional sealing element of the conveying device 10a is arranged between the conveying element 16a and the conveying space element 14a.
  • the delivery chamber 12a is preferably fluid-tightly sealable due to a connection and / or an arrangement of the delivery element 16a with and / or on the delivery chamber element 14a.
  • the conveying element 16a has at least one conveying surface 22a, which, viewed in a cross section of the conveying element 16a, in particular in a cross section of the conveying space 12a, has a maximum transverse extent, at least in the
  • the conveying element 16a has at least one conveying surface 22a which, viewed in a cross section of the conveying element 16a, has a maximum
  • Conveying space element 14a corresponds.
  • the delivery surface 22a is subject to a driving force generated by the drive unit 26a to the wall of the delivery space element 14a delimiting the delivery space 12a, in particular to the inner surface of the delivery space element 14a delimiting the recess 46a. can be applied, in particular completely applied ( Figure 5).
  • FIG. 6 shows a detailed view of the drive unit 26a.
  • the pump device 24a comprises at least one control and / or regulating unit (not shown here in detail), which has a configuration already known to a person skilled in the art.
  • the drive unit 26a is as
  • Spiral drive unit formed. At least one drive axle 28a of a
  • Drive element 30a of the drive unit 26a extends at least substantially parallel to a conveying direction 32a of the conveying device 10a, in particular at least substantially parallel to a conveying direction 32a through the conveying space 12a.
  • the drive element 30a is designed as a drive coil.
  • the drive member 30a is rotatably supported in the housing unit 34a.
  • the drive shaft 28a is as
  • the driving member 30a is provided to deform the conveying member 16a to convey a fluid.
  • the drive element 30a is intended to provide a traveling wave motion of the
  • conveying element 16a along a longitudinal axis of the conveying element 16a.
  • the drive element 30a acts directly on the conveyor element 16a or that between the drive element 30a and the conveyor element 16a a Anregerelement (not shown here) is arranged, acts directly on the drive element 30a, wherein the Anregerelement an action of Driving forces on the conveying element 16a transmits, which rests at least partially on the exciter element.
  • the drive unit 26a comprises at least one motor unit 48a for a movement, in particular a rotation, of the drive element 30a.
  • the motor unit 48a is designed as an electric motor unit. However, it is also conceivable for the motor unit 48a to have another configuration which appears expedient to a person skilled in the art, such as a configuration as an internal combustion engine unit, as a hybrid motor unit or the like.
  • the drive unit 26a furthermore has at least one gear element 50a which rotatably on a rotor shaft 52a of the motor unit 48a is arranged.
  • the rotor shaft 52a has an axis of rotation 54a that is at least substantially parallel to the axis of rotation
  • the gear member 50a is formed as a pinion.
  • the gear member 50a may be integrally formed with the rotor shaft 52a or the gear member 50a may be formed separately from the rotor shaft 52a, wherein the gear member 50a by means of a positive and / or non-positive connection rotatably connected to the rotor shaft 52a.
  • the drive unit 26a comprises at least one transmission element 56a, which is provided for, a rotational movement of the rotor shaft 52a and the gear member 50a on the
  • the transmission member 56a is formed as a gear meshing with the gear member 50a.
  • the transmission element 56a is rotatably supported in the housing unit 34a. A rotation axis of the
  • Transmission element 56a extends at least substantially parallel to
  • FIG. 7 shows an alternative embodiment of a drive unit 26a 'to a drive of the conveyor device 10a. In contrast to that shown in FIG. 7
  • Drive unit 26a is the drive unit 26a 'shown in FIG. 7 decoupled from the gear element 50a and the transmission element 56a.
  • Drive element 30a 'of the drive unit 26a' shown in FIG. 7 is connected in a rotationally fixed manner to a rotor shaft 52a 'of the drive unit 26a' shown in FIG. With regard to further features and functions of that shown in FIG.
  • Drive unit 26a ' may be referred to the drive unit 26a described in the description of Figures 1 to 6, in particular of Figure 6.
  • FIGS. 8 to 13 show further exemplary embodiments of the invention.
  • the following descriptions and the drawings are essentially limited to the differences between the embodiments, with respect to the same components, in particular with respect to components with the same reference numerals, in principle also to the drawings and / or the description of the other
  • Embodiments in particular of Figures 1 to 7, can be referenced.
  • the letter a is the reference symbol of the Embodiment in the figures 1 to 7 adjusted.
  • the letter a is replaced by the letters b and c.
  • FIG. 8 shows a detailed view of an alternative drive unit 26b of one
  • Pumping device 24b and the conveying device 10b each have an at least substantially analogous configuration to the pump device 24a described in FIGS. 1 to 6 and the conveying device 10a, so that the details of the design of the pump device 24a and the embodiment of FIGS. 1 to 6 and the conveying device 10a, so that the details of the design of the pump device 24a and the embodiment of FIG.
  • the drive unit 26b is as
  • Paternoster drive unit formed. At least one drive shaft 28b of a
  • Drive element 30b of the drive unit 26b extends at least substantially transversely to a conveying direction 32b of the conveyor device 10b, in particular at least in the
  • the drive element 30b is a rotor shaft 52b a
  • Motor unit 48b of the drive unit 26b formed.
  • at least one axis of rotation of the rotor shaft 52b that forms the drive axle 28b extends at least in the
  • the motor unit 48b is designed as an electric motor unit. However, it is also conceivable that the motor unit 48b has another, to a professional appear appropriate design, such as an embodiment as
  • the drive unit 26b includes at least one force acting element 58b.
  • the force-influencing element 58b is arranged on a wrap-around element 60b of the drive unit 26b, in particular integrally formed therewith.
  • the drive unit 26b may have a multiplicity of force-influencing elements 58b arranged on the wrap-around element 60b.
  • the force acting elements 58b viewed along a
  • the wrapping element 60b can be designed as a belt, in particular as a toothed belt, as a band, as a chain, as a cord or the like.
  • Strapping element 60b can be tensioned and / or driven in rotation by means of at least two deflecting elements 62b, 64b, in particular toothed wheels, of the drive unit 26b.
  • at least one of the at least two deflecting elements 62b, 64b rotatably connected to the rotor shaft 52b of the drive unit 26b.
  • One of the at least two deflection elements 62b, 64b is rotatably mounted without drive.
  • Force acting element 58b or the force acting elements 58b extend / at least substantially parallel to a circumferential plane in which the
  • Strapping element 60b is circumferentially drivable. With regard to further features and functions of the drive unit 26b shown in FIG.
  • FIGS. 9 to 13 show an alternative pump device 24c with an alternative conveying device 10c and with an alternative drive unit 26c for driving the conveying device 10c.
  • the conveying device 10c at least for conveying a fluid comprises at least one conveying chamber 12c, at least one conveying space element 14c which at least partially delimits the conveying space 12c, which is rigidly formed, and at least one elastically deformable conveying element 16c, which together with the
  • Delivery chamber element 14c forms the delivery chamber 12c.
  • the delivery chamber element 14c and the delivery element 16c together form an exchangeable unit 18c.
  • the mode of operation of the conveying device 10c illustrated in FIGS. 9 to 13 is at least substantially analogous to an operation of the conveying device 10a shown in FIGS. 1 to 6. In contrast to the conveying device 10a shown in FIGS. 1 to 6, that shown in FIGS. 9 to 13
  • Conveying device 10c on the conveyor element 16c which is a circular disc-like
  • Embodiment has ( Figure 12).
  • the conveying device 10c shown in FIGS. 9 to 13 differs from that shown in FIGS. 1 to 6
  • Conveying device 10a the delivery chamber element 14c, which has a circular disk-like configuration ( Figure 12).
  • the delivery chamber element 14c and the delivery element 16c delimit the delivery chamber 12c, which is designed in the manner of a circular ring segment.
  • the conveying element 16c has a convex shape to form the conveying space 12c
  • the convex curved portion extends along less than 360 ° along a circumferential direction of the conveyor 10c.
  • the delivery chamber element 14c has a concave recess 46c to form the delivery chamber 12c.
  • the concave recess 46c extends along the circumferential direction along less than 360 °.
  • the delivery space 12c extends, viewed along the circumferential direction, from a delivery room entrance 42c the conveyor 10c up to a delivery chamber outlet 44c of the conveyor 10c along less than 360 ° ( Figure 13). Between the delivery chamber outlet 44c and the delivery chamber inlet 42c, as viewed along the circumferential direction, there is a free-space-free region.
  • the circumferential direction extends at least substantially parallel to a conveying direction 32c of the conveying device 10c in and / or through the conveying space 12c.
  • the drive unit 26c is designed as a Tellerusionnantriebsaku. At least one drive shaft 28c of a drive element 30c of the drive unit 26c extends at least substantially transversely to the conveying direction 32c of the conveyor device 10c, in particular at least substantially transversely to a conveying direction 32c in and / or through a conveyor chamber 12c of the conveyor device 10c.
  • the drive element 30c is designed as a cam (FIG. 11).
  • the drive element 30c is mounted on a rotatably mounted
  • Plate member 66c of the drive unit 26c arranged, in particular integrally formed with the plate member 66c.
  • the plate member 66c is rotatably disposed with a rotor shaft 52c of a motor unit 48c of the drive unit 26c.
  • the rotor shaft 52c comprises a rotational engagement region, by means of which the plate element 66c can be connected in a rotationally fixed manner to the rotor shaft 52c (FIG. 10).
  • the rotational drive range is a positive and / or non-positive connection between the rotor shaft 52c and the
  • the motor unit 48c is designed as an electric motor unit. However, it is also conceivable for the motor unit 48c to have another configuration which appears expedient to a person skilled in the art, such as a configuration as an internal combustion engine unit, hybrid motor unit or the like.
  • the drive unit 26c has a large number of drive elements 30c, in particular at least two drive elements 30c, which are arranged on the plate member 66c.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Reciprocating Pumps (AREA)

Abstract

L'invention concerne un dispositif de refoulement servant au moins au refoulement d'un fluide, comportant au moins une chambre de refoulement (12a ; 12a' ; 12b ; 12c), au moins un élément de chambre de refoulement (14a ; 14a' ; 14b ; 14c) rigide délimitant au moins en partie la chambre de refoulement (12a ; 12a' ; 12b ; 12c), et au moins un élément de refoulement (16a ; 16a' ; 16b ; 16c) déformable élastiquement qui forme avec l'élément de chambre de refoulement (14a ; 14a' ; 14b ; 14c) la chambre de refoulement (12a ; 12a' ; 12b ; 12c). Selon l'invention, au moins l'élément de chambre de refoulement (14a ; 14a' ; 14b ; 14c) et l'élément de refoulement (16a ; 16a' ; 16b ; 16c) forment ensemble une unité remplaçable (18a ; 18a'; 18b; 18c), l'élément de refoulement (16a ; 16a' ; 16b ; 16c) pouvant être agencé au moins en partie sous forme incurvée convexe au niveau de l'élément de chambre de refoulement (14a ; 14a' ; 14b ; 14c), l'élément de refoulement (16a ; 16a' ; 16b ; 16c) présente l'élasticité d'un ressort, et l'élément de refoulement (16a ; 16a' ; 16b ; 16c) étant relié au moins sensiblement de manière inamovible à l'élément de chambre de refoulement (14a ; 14a' ; 14b ; 14c).
EP15823146.4A 2014-12-17 2015-12-17 Dispositif de transport Active EP3237757B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102014118925.6A DE102014118925B4 (de) 2014-12-17 2014-12-17 Fördervorrichtung
PCT/EP2015/080238 WO2016097154A1 (fr) 2014-12-17 2015-12-17 Dispositif de refoulement

Publications (2)

Publication Number Publication Date
EP3237757A1 true EP3237757A1 (fr) 2017-11-01
EP3237757B1 EP3237757B1 (fr) 2020-02-26

Family

ID=55083379

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15823146.4A Active EP3237757B1 (fr) 2014-12-17 2015-12-17 Dispositif de transport

Country Status (6)

Country Link
US (1) US10119533B2 (fr)
EP (1) EP3237757B1 (fr)
JP (1) JP6328857B2 (fr)
CA (1) CA2971253C (fr)
DE (1) DE102014118925B4 (fr)
WO (1) WO2016097154A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102016113386A1 (de) 2016-07-20 2018-01-25 Qonqave Gmbh Klemmvorrichtung für eine Fördervorrichtung

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2755893A (en) * 1951-08-24 1956-07-24 United States Steel Corp Gutter board for building composed of prefabricated panels
DE2611672A1 (de) * 1976-03-19 1977-09-22 Hartmut Kowalzik Exzenterschnecken - schlauchmembranpumpe
US4236880A (en) * 1979-03-09 1980-12-02 Archibald Development Labs, Inc. Nonpulsating IV pump and disposable pump chamber
FR2523656A1 (fr) * 1982-03-18 1983-09-23 Commissariat Energie Atomique Pompe rotative a membrane
US5563347A (en) * 1994-09-12 1996-10-08 Ivac Corp Pressure sensing vessel adapted to be preloaded against a sensor
US6293926B1 (en) * 1999-11-10 2001-09-25 Alcon Universal Ltd. Peristaltic pump and cassette
DE10146190A1 (de) * 2000-09-14 2002-04-25 Jan W Beenker Verfahren und Maschine zur Förderung von Medien
US6890161B2 (en) * 2003-03-31 2005-05-10 Assistive Technology Products, Inc. Disposable fluid delivery system
IL165365A0 (en) 2004-11-24 2006-01-15 Q Core Ltd Finger-type peristaltic pump
DE102009037845A1 (de) 2009-08-18 2011-04-14 Fresenius Medical Care Deutschland Gmbh Einwegelement, System zum Pumpen sowie Verfahren zum Pumpen einer Flüssigkeit
US8241018B2 (en) 2009-09-10 2012-08-14 Tyco Healthcare Group Lp Compact peristaltic medical pump
US9610392B2 (en) * 2012-06-08 2017-04-04 Fresenius Medical Care Holdings, Inc. Medical fluid cassettes and related systems and methods
US8844771B2 (en) * 2012-07-31 2014-09-30 Piranha Plastics, Llc Hemi-toroidal fluid pump

Also Published As

Publication number Publication date
DE102014118925A1 (de) 2016-06-23
US20180003166A1 (en) 2018-01-04
EP3237757B1 (fr) 2020-02-26
JP6328857B2 (ja) 2018-05-23
DE102014118925B4 (de) 2022-09-29
WO2016097154A1 (fr) 2016-06-23
US10119533B2 (en) 2018-11-06
CA2971253C (fr) 2020-01-14
JP2018502255A (ja) 2018-01-25
CA2971253A1 (fr) 2016-06-23

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