EP4048895B1 - Dispositif de transport permettant au moins de transporter un fluide et pompe comprenant ce dispositif de transport - Google Patents

Dispositif de transport permettant au moins de transporter un fluide et pompe comprenant ce dispositif de transport Download PDF

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Publication number
EP4048895B1
EP4048895B1 EP20800032.3A EP20800032A EP4048895B1 EP 4048895 B1 EP4048895 B1 EP 4048895B1 EP 20800032 A EP20800032 A EP 20800032A EP 4048895 B1 EP4048895 B1 EP 4048895B1
Authority
EP
European Patent Office
Prior art keywords
conveying
adapter
fluid
connection piece
housing
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
EP20800032.3A
Other languages
German (de)
English (en)
Other versions
EP4048895A1 (fr
Inventor
Alois Krutzenbichler
Lars FREIHERR VARNBÜLER VON UND ZU HEMMINGEN-R.
Raymond RITSCHKA
Nico HAUG
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.)
Watson Marlow GmbH
Original Assignee
Watson Marlow GmbH
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Filing date
Publication date
Application filed by Watson Marlow GmbH filed Critical Watson Marlow GmbH
Publication of EP4048895A1 publication Critical patent/EP4048895A1/fr
Application granted granted Critical
Publication of EP4048895B1 publication Critical patent/EP4048895B1/fr
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
    • F04B43/0009—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
    • 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
    • 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
    • F04B43/08—Machines, pumps, or pumping installations having flexible working members having tubular flexible members
    • F04B43/084—Machines, pumps, or pumping installations having flexible working members having tubular flexible members the tubular member being deformed by stretching or distortion
    • 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
    • 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
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/16—Casings; Cylinders; Cylinder liners or heads; Fluid connections
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/20—Filtering
    • 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
    • F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
    • F04B53/22—Arrangements for enabling ready assembly or disassembly

Definitions

  • the invention relates to a conveying device at least for conveying a fluid and a pump with such a conveying device.
  • a conveying device is already known at least for conveying a fluid, wherein the already known conveying device has at least one conveying chamber, at least one conveying chamber element which at least partially delimits the conveying chamber and which is dimensionally stable, and at least one elastically deformable, in particular annular, conveying element which, together with the conveying chamber element, delimits the conveying chamber and is arranged on the conveying chamber element. Furthermore, from the EN 10 2017 104 400 A1 A pump with such a conveying device is already known.
  • EN 10 2012 023 900 A1 A pump is already known at least for conveying a fluid, wherein the pump comprises at least one conveying device designed as an elastically deformable pump hose, which has at least one conveying chamber, an elastically deformable conveying chamber element and at least one elastically deformable conveying element which, together with the conveying chamber element, delimits the conveying chamber and is arranged in one piece with the conveying chamber element, wherein the conveying chamber element is formed from a stronger material than the conveying element, but is still elastic in itself.
  • the conveying device designed as an elastically deformable pump hose, which has at least one conveying chamber, an elastically deformable conveying chamber element and at least one elastically deformable conveying element which, together with the conveying chamber element, delimits the conveying chamber and is arranged in one piece with the conveying chamber element, wherein the conveying chamber element is formed from a stronger material than the conveying element, but is still elastic in itself.
  • Conveying devices are already known at least for conveying a fluid
  • the conveying devices comprise at least one conveying chamber, at least one conveying chamber element which at least partially delimits the conveying chamber and which is dimensionally stable, and at least one elastically deformable conveying element which, together with the conveying chamber element, delimits the conveying chamber and is arranged on the conveying chamber element
  • the conveying chamber element comprises at least one connection piece for a fluid supply adapter and/or at least one connection piece for a fluid discharge adapter, which are arranged on a side of the conveying chamber element facing away from the conveying element.
  • US 2016/215768 A1 shows a pump with an elastically deformable conveying element in which the connection piece and supply/discharge adapter are formed as one piece with the housing.
  • a hydraulic pump for a dialysis machine in which sealing rings and an O-ring are provided.
  • An inlet valve is provided in the inner sealing ring and the outwardly projecting O-ring rests against the inner wall of the tubular pump element in order to achieve a seal between the outer and inner sealing rings.
  • the object of the invention is in particular to provide a generic conveying device and/or pump with improved properties with regard to an advantageous service function and/or an advantageous conveying function.
  • the object is achieved according to the invention by the features of claim 1, while advantageous embodiments and further developments of the invention can be taken from the subclaims.
  • the invention is based on a conveying device at least for conveying a fluid, with at least one conveying chamber, with at least one conveying chamber element, in particular designed separately from a housing, which at least partially delimits the conveying chamber and is designed to be dimensionally stable, and with at least one elastically deformable conveying element, in particular conveying membrane, which together with the conveying chamber element delimits the conveying chamber and is arranged on the conveying chamber element, wherein the conveying chamber element comprises at least one connection piece for a fluid supply adapter, in particular designed differently from a hose, and/or at least one, in particular further, connection piece for a fluid discharge adapter, in particular designed differently from a hose, which are arranged on a side of the conveying chamber element facing away from the conveying element, in particular on an outer side.
  • the conveying device comprises at least one movement compensation unit which is at least intended to at least partially compensate and/or dampen relative movements between the fluid supply line adapter and the connection piece in a connected state of the connection piece with the fluid supply line adapter and/or in a connected State of the, in particular further, connection piece with the fluid discharge adapter to at least partially compensate and/or dampen relative movements between the fluid discharge adapter and the, in particular further, connection piece.
  • the movement compensation unit comprises at least one damping element which is arranged between the connection piece and the fluid supply adapter and at least one, in particular further, damping element which is arranged between the, in particular further, connection piece and the fluid discharge adapter.
  • the damping element and/or the, in particular further, damping element are/is preferably formed from an elastomer.
  • the damping element and/or the, in particular further, damping element are designed as an O-ring.
  • the movement compensation unit it is also conceivable for the movement compensation unit to have a different design which appears to be useful to a person skilled in the art.
  • the fluid supply adapter and/or the fluid discharge adapter are preferably designed like a tube.
  • the fluid supply adapter and/or the fluid discharge adapter have a dimensionally stable hollow cylindrical shape.
  • the fluid supply adapter and/or the fluid discharge adapter have a different design that appears sensible to a person skilled in the art.
  • connection piece and/or the, in particular, further connection piece are preferably provided for a positive and/or force-fitting connection with the fluid supply adapter and/or the fluid discharge adapter.
  • "Provided” is to be understood in particular as specially set up, specially designed and/or specially equipped.
  • the fact that an element and/or a unit is/are provided for a specific function is to be understood in particular as the element and/or the unit fulfilling/fulfilling and/or carrying out/carrying out this specific function in at least one application and/or operating state.
  • the connection piece and/or the, in particular, further connection piece can have at least one fixing element for fixing the fluid supply adapter and/or the fluid discharge adapter to the connection piece and/or the, in particular, further connection piece.
  • the fixing element can be designed as a thread, as a bayonet lock, as a locking hook, as a locking recess, or as another fixing element that appears to be useful to a person skilled in the art.
  • the connecting piece and/or the, in particular further, connecting piece is provided for a force-locking connection with the fluid supply adapter and/or with the fluid discharge adapter.
  • the fluid supply adapter and/or the fluid discharge adapter can be inserted into the connection piece and/or the, in particular, further connection piece.
  • the connection piece and/or the, in particular, further connection piece are preferably arranged on an outer side of the conveying chamber element.
  • the conveying chamber element is preferably ring-shaped.
  • the conveying chamber element preferably has a slotted ring-shaped design.
  • the conveying chamber element viewed in a plane, in particular in a plane running at least substantially perpendicular to a drive axis of the drive axis, has a cross-sectional shape which is essentially composed of a circular arc or an open ring which extends along an angular range of less than 360° and in particular of more than 90°, and two transverse extensions running transversely to the circular arc or the open ring, which directly border the circular arc or the open ring, in particular in end regions of the circular arc or the open ring.
  • the conveying chamber element is preferably formed at least to a large extent, in particular completely, from a plastic, in particular from an injection-molded plastic.
  • the conveying chamber element is made of another material that appears appropriate to a person skilled in the art, such as, for example, a biodegradable material, a metal or the like, and/or that the conveying chamber element is manufactured by means of another manufacturing process that appears appropriate to a person skilled in the art, such as, for example, by means of a 3D printing process, by means of a clamping process, by means of a milling process, by means of a die-casting process or the like.
  • the conveying element is formed at least to a large extent, in particular completely, from a rubber, in particular a synthetic rubber.
  • the conveying element can be formed, for example, from an ethylene-propylene-diene (monomer) rubber (EPDM), from a fluorocarbon rubber or fluororubber (FKM), from an acrylonitrile-butadiene rubber (NBR) or the like.
  • EPDM ethylene-propylene-diene
  • FKM fluorocarbon rubber or fluororubber
  • NBR acrylonitrile-butadiene rubber
  • the conveying element has a base body.
  • the base body has an annular configuration.
  • a conveying side of the base body is arranged on a side of the base body facing away from an activation side of the base body.
  • the conveying side forms an outer side of the Base body.
  • the activation side forms an inner side of the base body.
  • at least one activation extension of the conveying element is arranged on the activation side.
  • the activation extension is provided for interaction with a transmission element of a drive unit of a pump comprising the conveying device, in particular with at least two transmission elements of the drive unit.
  • the transmission element(s) is/are preferably arranged on a drive element of the drive unit of the pump comprising the conveying device.
  • the base body has a slotted ring-shaped configuration.
  • the base body viewed in a plane, in particular in a plane running at least substantially perpendicular to a drive axis of the drive axis, has a cross-sectional shape which is essentially composed of a circular arc or an open ring which extends along an angular range of less than 360° and in particular of more than 90°, and two inlet and/or outlet extensions running transversely to the circular arc or the open ring, which directly border the circular arc or the open ring, in particular in end regions of the circular arc or the open ring.
  • the activation extension is preferably arranged in the area of a circular arc or a ring of the base body on the base body, in particular on an inner side of the base body.
  • a maximum longitudinal extension of the activation extension 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 extension preferably extends at least substantially along an entire extension 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, at each of which an inlet and/or outlet extension of the base body is arranged.
  • the activation extension preferably extends along an angular range, in particular of less than 360°, preferably of less than 350° and particularly preferably of more than 180° on the activation side.
  • the conveying element in particular the conveying membrane
  • the conveying element can be moved away from a counter surface of the conveying chamber element as a result of the action of a driving force acting in a direction away from the activation side, in particular can be lifted off the counter surface, in particular to generate a Negative pressure in the conveying chamber.
  • a negative pressure can be generated 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 conveying device.
  • the conveying element in particular the conveying membrane
  • the conveying element can be driven by means of the drive unit in such a way that a conveying medium, in particular a fluid, is conveyed according to a traveling wave principle (cf. for example the disclosure of EP 1 317 626 B1 ).
  • the drive unit can be designed 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 aforementioned types of drive units or as another drive unit that appears appropriate to a person skilled in the art.
  • the drive unit preferably has at least the drive element that is intended to act on the conveying element, in particular the conveying membrane.
  • the drive unit it is also conceivable for the drive unit to have a number of drive elements that differs from one and are intended to act on the conveying element.
  • the drive element is preferably intended to cause an elastic deformation of the conveying element, in particular the conveying membrane, as a result of the action of a driving force on the conveying element, in particular the conveying membrane.
  • the drive element can have any configuration that appears to be useful to a person skilled in the art, such as a configuration as a tappet, as an extension, as an engagement ring, as a hook, as a gripping element or the like.
  • the drive element is preferably designed as an eccentric shaft.
  • the eccentric shaft can preferably be driven in rotation by means of a motor unit of a pump that comprises the conveying device in a manner already known to a person skilled in the art.
  • the motor unit can be designed as an electric motor unit, as an internal combustion engine unit, as a hybrid motor unit or the like.
  • the drive element preferably has an axis of rotation. The axis of rotation preferably runs transversely, in particular at least substantially perpendicular to a Main conveying direction of the conveying chamber along which a fluid can be conveyed through the conveying chamber.
  • the conveying space of the conveying device is preferably delimited by the base body of the conveying element and the conveying space element.
  • the conveying space of the conveying device is preferably delimited by the conveying surface and the counter surface opposite the conveying surface.
  • the conveying space element is preferably dimensionally stable.
  • the conveying space element preferably has a pre-tension, in particular in order to apply a force to the conveying element in the direction of the drive unit and/or a pressing unit of the conveying device.
  • the conveying element, in particular the conveying membrane is preferably designed to be resilient.
  • Resilient is to be understood in particular as a property of an element, in particular the conveying element, which is intended in particular to generate a counterforce that is dependent on a change in the shape of the element and is preferably proportional to the change, which counteracts the change.
  • the conveying element, in particular the conveying membrane is preferably repeatedly deformable, in particular without the conveying element, in particular the conveying membrane, being mechanically damaged or destroyed as a result.
  • the conveying element, in particular the conveying membrane in particular after a deformation, strives to return to a basic shape, in particular a basic shape that is convexly curved in relation to the counter surface, in particular a zero position of the conveying element, in particular the conveying membrane.
  • the spring-elastic design of the conveying element in particular the conveying membrane
  • the spring-elastic design of the conveying element can be influenced and/or brought about at least partially by means of a, in particular geometric, design of the base body and/or by means of an arrangement of the conveying element, in particular the conveying membrane, on the conveying chamber element having the counter surface.
  • the conveying element, in particular the conveying membrane is preferably arranged on the conveying chamber element having the counter surface in such a way that a fluid is conveyed in and/or through the conveying chamber as a result of a dent in the conveying element, in particular the conveying membrane.
  • the conveying surface of the conveying element strives to return to the basic shape, preferably at least essentially automatically, in particular as a result of the spring-elastic design. again to an arrangement that is convexly curved in relation to the counter surface.
  • the conveying element, in particular the conveying membrane is preferably made of a rubber-like and/or caoutchouc material.
  • the conveying device in particular the conveying membrane
  • the conveying element is made of another material that appears to be useful to a person skilled in the art or of a combination of several materials that enable a spring-elastic design of the conveying element, in particular the conveying membrane.
  • the conveying element in particular the conveying membrane, uses a "bumping effect" to convey a fluid in and/or through the conveying space.
  • the conveying element, in particular the conveying surface can preferably be dented at least temporarily to convey a fluid, with at least one dent being displaceable, in particular rolling, along the conveying surface to convey a fluid.
  • the design according to the invention can be used to particularly advantageously enable a long service life. Unwanted relative movements can be advantageously counteracted. A sealing function can advantageously be maintained during relative movements. An efficient conveying of a fluid can advantageously be achieved. A high level of service friendliness can be achieved particularly advantageously. Adaptability to various connection options can advantageously be realized. A convenient connection to differently designed fluid lines can advantageously be realized. An advantageously wide range of applications for the efficient conveying of a fluid can be realized.
  • the conveying device comprises at least one functional unit, in particular a filter unit and/or a valve unit, and the fluid supply adapter and/or the fluid discharge adapter, wherein the functional unit is at least partially arranged in the fluid supply adapter and/or in the fluid discharge adapter.
  • the functional unit is preferably designed as a filter cartridge and/or as a valve cartridge which is integrated in the fluid supply adapter and/or the fluid discharge adapter.
  • the functional unit is arranged in an exchangeable manner in the fluid supply adapter and/or the fluid discharge adapter.
  • the functional unit is firmly integrated in the fluid supply adapter and/or the fluid discharge adapter and is connected to a Replacing the functional unit, the fluid supply adapter and/or the fluid discharge adapter is designed to be exchangeable.
  • an additional function can be integrated into the conveying device in a structurally simple manner. An efficient conveying of a fluid can advantageously be achieved.
  • the connecting piece and/or the, in particular, further connecting piece are/is arranged on at least one transverse extension of the conveying chamber element.
  • the connecting piece and/or the, in particular, further connecting piece are/is preferably arranged on at least one transverse extension of the conveying chamber element, in particular formed in one piece with the corresponding transverse extension.
  • the term "one piece” is to be understood in particular as at least materially connected, for example by a welding process, an adhesive process, an injection molding process and/or another process that appears to be useful to the person skilled in the art, and/or advantageously formed in one piece, for example by being manufactured from a cast and/or by being manufactured in a single or multi-component injection molding process and advantageously from a single blank.
  • connection interface can advantageously be realized in a structurally simple manner, which can be structurally sealed in a structurally simple manner.
  • An additional function can be integrated into the conveying device in a structurally simple manner. Efficient conveying of a fluid can advantageously be realized.
  • the connecting piece and/or the, in particular, further connecting piece in particular each have a main extension axis that runs transversely, in particular at least substantially perpendicularly, to a main extension plane of the at least one transverse extension.
  • the connecting piece and/or the, in particular, further connecting piece in particular each have a main extension axis that runs transversely, in particular at least substantially perpendicularly, to a main extension plane of the at least one transverse extension, in particular of the respective transverse extension.
  • the main extension axis(es) of the connecting piece and/or the, in particular, further connecting piece run transversely, in particular at least substantially perpendicularly, to the main conveying direction of the conveying chamber.
  • connection piece and/or of the, in particular, further connection piece run(s) at least substantially parallel to the plane running at least substantially perpendicular to the drive axis of the drive unit.
  • connection piece and the, in particular, further connection piece are preferably arranged differently, in particular oppositely, aligned on the side facing away from the conveying element, in particular on the outside of the conveying chamber element.
  • connection piece and the, in particular, further connection piece preferably extend from the outside of the conveying chamber element in different, in particular opposite, directions.
  • the fluid supply line adapter and/or the fluid discharge adapter can be led out of a housing of a pump in which the conveying device is arranged in a structurally simple manner.
  • a connection interface can advantageously be realized in a structurally simple manner and can be sealed in a structurally simple manner.
  • An additional function can be integrated into the conveying device in a structurally simple manner.
  • An efficient conveying of a fluid can advantageously be realized.
  • a pump with at least one conveying device according to the invention and with at least one housing for receiving the conveying device is proposed, wherein the conveying device comprises the fluid supply adapter and/or the fluid discharge adapter, which extend from the conveying chamber element at least to an outside of the housing when the conveying device is arranged in the housing.
  • the pump is preferably intended for use in a food sector, in a chemical sector, in a pharmaceutical sector, in particular for batch-compliant use, in a vivarium sector (aquarium, etc.), in a household appliance sector, in a dental hygiene sector, in an automotive sector, in a medical sector, in a water treatment sector or the like.
  • the pump preferably comprises at least one drive unit, in particular the one already mentioned above, which has at least one drive element, in particular the one already mentioned above, in particular at least one eccentric shaft, which is largely surrounded by the conveying chamber element, the conveying element and the pressing unit, in particular viewed along a circumferential direction running around a drive axis of the drive unit.
  • the drive unit in particular at least the drive element, is The conveying chamber element, the conveying element and the pressing unit are completely surrounded, in particular when viewed along the circumferential direction running around the drive axis of the drive unit.
  • the design according to the invention makes it possible to securely accommodate the fluid supply adapter and/or the fluid discharge adapter.
  • the fluid supply adapter and/or the fluid discharge adapter can be led out of a housing of a pump in which the conveying device is arranged in a structurally simple manner.
  • a connection interface can advantageously be implemented in a structurally simple manner and can be sealed in a structurally simple manner.
  • An additional function can be integrated into the conveying device in a structurally simple manner.
  • An efficient conveying of a fluid can advantageously be implemented.
  • the fluid supply adapter and/or the fluid discharge adapter are arranged detachably on the housing and/or the conveying chamber element.
  • the fluid supply adapter and/or the fluid discharge adapter can be removed from the housing after a safety unit, in particular a screw cap of the safety unit, has been released, in particular from the connection piece and/or the, in particular, further connection piece, preferably when the conveying device is arranged in the housing.
  • the pump comprises at least one securing unit for securing the fluid supply adapter and/or the fluid discharge adapter to the housing by means of a positive and/or non-positive connection.
  • the securing unit preferably comprises one, in particular two, external threads, which are arranged in particular on an outside of the housing.
  • the securing unit preferably comprises at least one, in particular two, screw cap(s) which cooperate with the external thread(s) to secure the fluid supply adapter and/or the fluid discharge adapter to the housing, in particular clamping a collar of the fluid supply adapter and/or the fluid discharge adapter.
  • the securing unit preferably comprises at least one internal thread(s) into which the Fluid supply adapter and/or the fluid discharge adapter can be screwed in.
  • the securing unit alternatively or additionally comprises further components that appear useful to a person skilled in the art for securing the fluid supply adapter and/or the fluid discharge adapter to the housing and/or to the conveying chamber element by means of a positive and/or non-positive connection, such as a locking ring, a locking pin or the like.
  • a positive and/or non-positive connection such as a locking ring, a locking pin or the like.
  • the connecting piece and/or the, in particular, further connecting piece are arranged at a distance from an inner wall of the housing when the conveying device is arranged in the housing, in particular when viewed along a main extension axis of the connecting piece and/or the, in particular, further connecting piece.
  • the connecting piece and/or the, in particular, further connecting piece are/is arranged at a distance from an inner wall of the housing, in particular at least the upper housing part and/or the lower housing part, in a state of the conveying device arranged in the housing, in particular when viewed along the main extension axis(es) of the connecting piece and/or the, in particular, further connecting piece.
  • the connecting piece and/or the, in particular further, connecting piece are arranged at a distance along an entire circumference of the connecting piece and/or the, in particular further, connecting piece in a state of the conveying device arranged in the housing relative to the inner wall of the housing, in particular relative to the inside of the upper housing part and/or to the inside of the lower housing part.
  • the connecting piece and/or the, in particular further, connecting piece in an alternative embodiment of the pump and/or the conveying device rests on the inner wall of the housing, in particular on the inside of the upper housing part and/or on the inside of the lower housing part, in particular in a arranged state of the conveying device on the inner wall of the housing, in particular on the inside of the upper housing part and/or on the inside of the lower housing part.
  • a range of motion can advantageously be realized in order to allow relative movements, so that damage as a result of unwanted contact with the fluid supply adapter and/or the fluid discharge adapter in a state of the fluid supply adapter and/or the fluid discharge adapter arranged in the connection piece and/or in the, in particular, further connection piece can advantageously be avoided and/or movement damping by means of the movement compensation unit can be implemented in a structurally simple manner.
  • the pump according to the invention and/or the conveying device according to the invention should not be limited to the application and embodiment described above.
  • the pump according to the invention and/or the conveying device according to the invention can have a number of individual elements, components and units that differs from the number stated herein in order to fulfill a function described herein.
  • values within the stated limits should also be considered disclosed and can be used as desired.
  • Figure 1 shows a pump 10 with at least one conveying device 12 for conveying at least one fluid (not shown in detail here).
  • the conveying device 12 is provided at least for conveying a fluid, in particular as a result of an action of a drive unit 16 of the pump 10 on the conveying device 12, in particular on an elastically deformable conveying element 22 of the conveying device 12.
  • the conveying device 12 comprises at least one conveying chamber 18, at least one conveying chamber element 20 which at least partially delimits the conveying chamber 18 and which is dimensionally stable, and at least the elastically deformable, in particular annular, conveying element 22 which, together with the conveying chamber element 20, delimits the conveying chamber 18 and is arranged on the conveying chamber element 20 (cf. Figure 4 ).
  • the conveying element 22 is preferably designed as a conveying membrane.
  • the conveying chamber element 20 is formed at least to a large extent, in particular completely, from a plastic, in particular from an injection-molded plastic.
  • the conveying chamber element 20 is formed from another material that appears to be appropriate to a person skilled in the art.
  • the conveying element 22 is preferably formed at least to a large extent, in particular completely, from a rubber, in particular a synthetic rubber, such as EPDM, FKM, NBR or the like.
  • the conveying element 22 is formed from another material that appears to be appropriate to a person skilled in the art.
  • the pump 10 comprises at least the drive unit 16 for acting on the conveying device 12 and at least one housing 14 for receiving the conveying device 12.
  • the drive unit 16 preferably comprises at least one drive element 24 for acting on the conveying device 12 (cf. Figure 4 ).
  • the drive element 24 is preferably designed as an eccentric shaft. However, it is also conceivable for the drive element 24 to have another design that appears sensible to a person skilled in the art, such as, for example, a rotationally symmetrical shaft on which at least one eccentric is arranged to act on the conveying device 12 or the like.
  • the drive element 24 can be connected directly, in particular in a rotationally fixed manner, or indirectly, for example by means of a gear unit or by means of at least one gear element, to a drive shaft of a motor unit (not shown in detail here), such as an electric motor, an internal combustion engine, a pneumatic motor or the like.
  • the drive element 24 has an axis of rotation 26 that runs transversely, in particular at least substantially perpendicularly, to a main conveying direction along which a fluid can be conveyed through the conveying chamber 18.
  • the conveying device 12 is arranged at least to a large extent, in particular completely, within the housing 14.
  • the housing 14 surrounds the conveying device 12 at least to a large extent, in particular completely.
  • the housing 14 is provided in a manner known to a person skilled in the art to at least partially, in particular completely, enclose and/or support the conveying device 12 and/or the drive unit 16 of the pump 10.
  • the housing 14 can be made of a plastic, a metal, a combination of plastic and metal or another material that a person skilled in the art considers appropriate. appearing material.
  • the housing 14 can have a shell construction, a pot construction, a combination of a shell construction and a pot construction or any other construction that appears reasonable to a person skilled in the art.
  • the housing 14 is designed at least separately from the conveying chamber element 20 of the conveying device 12, in particular from the conveying device 12 as a whole, in particular such that the conveying chamber element 20, in particular the conveying device 12, can be removed as a whole from the housing 14.
  • the conveying chamber element 20, in particular the conveying device 12 can be removed as a whole from the housing 14 after dismantling an upper housing part 36, in particular together with the conveying element 22 arranged on the conveying chamber element 20.
  • the conveying device 12 can preferably be removed as a whole from the housing 14 without being dismantled by individual parts of the conveying device 12, in particular after dismantling the upper housing part 36 of the housing 14.
  • the housing 14 surrounds at least the conveying chamber element 20, in particular the conveying device 12, along a circumferential direction running in a plane extending at least substantially perpendicular to a drive axis 70 of the drive unit 16, at least to a large extent, in particular when the conveying device 12, in particular the conveying device 12 as a whole, is arranged in the housing 14.
  • the conveying chamber element 20 is, viewed along a direction extending transversely to the drive axis 70 of the drive unit 16, arranged at least between the housing 14 and the conveying element 22 of the conveying device 12, in particular directly adjacent to the housing 14 or directly adjacent to the housing 14 (cf. Figure 2 ).
  • the conveyor device 12 surrounds the drive unit 16 at least in a state of the conveyor device 12 arranged in the housing 14 at least substantially completely, in particular along a circumferential direction which runs in a plane extending at least substantially perpendicular to the drive axis 70 of the drive unit 16.
  • the conveyor chamber element 20 has an outer side which, in a state of the conveyor device 12 arranged on the housing 14, is connected in a force-fitting and/or form-fitting manner to an inner side of the housing 14, in particular rests against the inner side of the housing 14, preferably directly.
  • the outside of the conveying chamber element 20 preferably lies at least partially on the inside of the housing 14, in particular at least on an inside of a housing lower part 72 of the housing 14.
  • the housing 14 preferably comprises a recess in which the conveying device 12 can be arranged, in particular arranged.
  • the recess of the housing 14, in particular of the housing lower part 72 is preferably delimited by a collar-like extension in the interior of the housing 14, in particular of the housing lower part 72.
  • the collar-like extension extends over less than 360°, in particular to enable an arrangement of an inlet and outlet region of the conveying device 12 in the housing 14, in particular in the housing lower part 72.
  • the housing 14 comprises at least one receptacle 32, in particular at least two receptacles 32, 34, for receiving at least one fluid supply line adapter 28 and/or one fluid discharge adapter 30 of the conveying device 12.
  • the fluid supply line adapter 28 is preferably provided for connection to a fluid line, in particular in order to supply fluid to the conveying chamber 18.
  • the fluid discharge adapter 30 is preferably provided for connection to a fluid line, in particular in order to discharge fluid from the conveying chamber 18.
  • the receptacle(s) 32, 34 are preferably arranged in the upper housing part 36 of the housing 14 (cf. Figures 1 and 3 ).
  • the receptacle(s) 32, 34 is/are arranged in another component of the housing 14, such as in the housing lower part 72 or the like.
  • the fluid supply line adapter 28 and/or the fluid discharge adapter 30 is/are connected to the receptacle(s) 32, 34 by means of a positive and/or non-positive connection, in particular fixed to the receptacle(s) 32, 34.
  • the receptacle(s) 32, 34 comprise/comprise an internal thread on an inner side for fixing the fluid supply line adapter 28 and/or the fluid discharge adapter 30 to the housing 14, in particular to the housing upper part 36 (cf. Figure 3 ).
  • the fluid supply adapter 28 and/or the fluid discharge adapter 30 are connected by means of a, in particular thread-free, positive connection, such as for example, by means of insertion into the receptacle(s) 32, 34, are arranged, in particular secured, on the receptacle(s) 32, 34.
  • the receptacle(s) 32, 34 extend(s) from an outside of the housing 14, in particular the housing upper part 36, continuously to an inside of the housing 14, in particular the housing upper part 36.
  • the receptacle(s) 32, 34 is/are preferably designed as through-opening(s) from the outside to the inside of the housing 14.
  • the fluid supply adapter 28 and/or the fluid discharge adapter 30 extend from the conveying chamber element 20 at least to the outside of the housing 14, in particular beyond it, preferably in a connected state of a connection piece 38 of the conveying chamber element 20 with the fluid supply adapter 28 and/or in a connected state of a, in particular further, connection piece 40 of the conveying chamber element 20 with the fluid discharge adapter 30 (cf. Figure 3 ).
  • the connecting piece 38 and/or the, in particular further, connecting piece 40 are/is, in particular each, arranged on at least one transverse extension 60, 62 of the conveying chamber element 20, in particular formed in one piece with the corresponding transverse extension 60, 62 (cf. Figures 2 , 3 , 5 and 7 ).
  • the conveying chamber element 20, viewed in a plane, in particular in a plane running at least substantially perpendicular to a rotation axis 26 of the drive element 24, in particular to the drive axis 70 of the drive unit 16, has a cross-sectional shape which is essentially composed of a circular arc or an open ring which extends along an angular range of less than 360° and in particular of more than 90°, and the two transverse extensions 60, 62 which run transversely to the circular arc or the open ring and which directly border the circular arc or the open ring, in particular in end regions of the circular arc or the open ring.
  • the connecting piece 38 and/or the, in particular, further connecting piece 40 have/have, in particular each, a main extension axis 64, 66 which runs transversely, in particular at least substantially perpendicularly, to a main extension plane of the at least one transverse extension 60, 62, in particular of the respective transverse extension 60, 62.
  • the main extension axis(es) 64, 66 of the connecting piece 38 and/or of the, in particular, further connecting piece 40 run .... Essentially perpendicular to the main conveying direction of the conveying chamber 18, along which a fluid can be conveyed through the conveying chamber 18.
  • the main extension axis(es) 64, 66 of the connecting piece 38 and/or of the, in particular, further connecting piece 40 preferably run/run at least essentially parallel to the plane running at least essentially perpendicular to the axis of rotation 26 of the drive element 24.
  • the connecting piece 38 and the, in particular, further connecting piece 40 are arranged differently, in particular oppositely, aligned on the side facing away from the conveying element 22, in particular on the outside, of the conveying chamber element 20.
  • the connecting piece 38 and the, in particular, further connecting piece 40 preferably extend from the outside of the conveying chamber element 20 in different, in particular opposite, directions.
  • the connecting piece 38 and the, in particular further, connecting piece 40 extend from the outside of the conveying chamber element 20 in directions facing away from the conveying chamber element 20, wherein the directions are oriented in opposite directions.
  • the connecting piece 38 and/or the, in particular, further connecting piece 40 are/is arranged at a distance from an inner wall of the housing 14, in particular at least of the housing upper part 36 and/or the housing lower part 72, in a state of the conveying device 12 arranged in the housing 14, in particular when viewed along the main extension axis(es) 64, 66 of the connecting piece 38 and/or the, in particular, further connecting piece 40 (cf. Figures 2 and 3 ).
  • the connecting piece 38 and/or the, in particular further, connecting piece 40 are arranged at a distance along an entire circumference of the connecting piece 38 and/or the, in particular further, connecting piece 40 in a state of the conveying device 12 arranged in the housing 14 relative to the inner wall of the housing 14, in particular relative to an inner side of the housing upper part 36 and/or to an inner side of the housing lower part 72.
  • a minimum distance of the connecting piece 38 and/or the, in particular further, connecting piece 40 relative to the inner wall of the housing 14, relative to the inner side of the housing upper part 36 and/or to the inner side of the housing lower part 72 is greater than 0.001 mm, preferably greater than 0.01 mm, particularly preferably greater than 0.1 mm and most preferably less than 10 mm.
  • the minimum distance of the connecting piece 38 and/or the, in particular further, connecting piece 40 relative to the inner wall of the housing 14, in particular relative to the inside of the upper housing part 36 and/or to the inside of the lower housing part 72 has a value from a range of values from 0.1 mm to 5 mm.
  • connection piece 38 and/or the, in particular further, connection piece 40 in an alternative embodiment of the pump 10 rests on the inner wall of the housing 14, in particular on the inside of the upper housing part 36 and/or on the inside of the lower housing part 72, in particular when the conveying device 12 is arranged in the housing 14, is supported on the inner wall of the housing 14, in particular on the inside of the upper housing part 36 and/or on the inside of the lower housing part 72.
  • the conveying chamber element 20 comprises at least the connecting piece 38 for the fluid supply adapter 28, which is in particular designed differently from a hose, and/or at least the, in particular further, connecting piece 40 for the fluid discharge adapter 30, which is in particular designed differently from a hose, which are arranged on a side of the conveying chamber element 20 facing away from the conveying element 22, in particular on the outside (cf. Figures 2 , 3 , 5 and 7 ).
  • the fluid supply adapter 28 and/or the fluid discharge adapter 30 are/is preferably tubular.
  • the fluid supply adapter 28 and/or the fluid discharge adapter 30 preferably have/have a conical inlet end 44, 46 (cf. Figures 3 and 10 ).
  • the inlet end 44, 46 of the fluid supply line adapter 28 and/or the fluid discharge adapter 30 is arranged in the connection piece 38 or in the, in particular, further connection piece 40 when the fluid supply line adapter 28 and/or the fluid discharge adapter 30 is arranged on the conveying chamber element 20.
  • the fluid supply line adapter 28 and/or the fluid discharge adapter 30 preferably comprises/comprise a coupling end 48, 50 for a connection to a supply line or to a discharge line for a supply line or a discharge of a fluid from or into the conveying chamber 18.
  • the fluid supply line adapter 28 and/or the fluid discharge adapter 30 are/is provided for a connection to other components that appear useful to a person skilled in the art, such as fluid coupling pieces, hose nozzles or the like.
  • the coupling end 48, 50 is arranged on a side of the fluid supply adapter 28 or the fluid discharge adapter 30 facing away from the insertion end 44, 46.
  • the fluid supply adapter 28 and the fluid discharge adapter 30 have at least essentially identical design.
  • the fluid supply adapter 28 and the fluid discharge adapter 30 are at least partially designed differently from one another, such as in an embodiment of a functional unit 58 or the like.
  • the conveying device 12 comprises at least one functional unit 58, in particular a filter unit and/or a valve unit, and the fluid supply adapter 28 and/or the fluid discharge adapter 30, wherein the functional unit 58 is arranged at least partially, in particular completely, in the fluid supply adapter 28 and/or in the fluid discharge adapter 30 (cf. Figures 2 , 3 and 10 ).
  • the functional unit 58 is preferably at least partially, in particular completely, firmly integrated into the fluid supply adapter 28 and/or the fluid discharge adapter 30 or at least partially, in particular completely, interchangeably arranged in the fluid supply adapter 28 and/or in the fluid discharge adapter 30.
  • the functional unit 58 can, for example, have one, in particular two, filter and/or valve cartridge(s) which is/are arranged in the fluid supply adapter 28 or in the fluid discharge adapter 30.
  • Other designs or arrangements of the functional unit 58 which appear to be sensible to a person skilled in the art are also conceivable, such as an arrangement between the connection piece 38 and the fluid supply adapter 28 or between the, in particular further, connection piece 40 and the fluid discharge adapter 30 or the like.
  • the fluid supply adapter 28 and/or the fluid discharge adapter 30 are/is arranged removably on the housing 14, in particular on the housing upper part 36, and/or on the delivery chamber element 20.
  • the pump 10 comprises at least one securing unit 42 for securing the fluid supply adapter 28 and/or the fluid discharge adapter 30 to the housing 14, in particular on the housing upper part 36, by means of a positive and/or non-positive connection.
  • the securing unit 42 preferably comprises one, in particular two, external threads, which are/are arranged in particular on an outer side of the receptacle(s) 32, 34 (cf. Figure 1 ).
  • the securing unit 42 comprises at least one, in particular two, screw cap(s) (not shown in detail here), which cooperate(s) with the external thread(s) to secure the fluid supply adapter 28 and/or the fluid discharge adapter 30 to the housing 14, in particular a collar of the Fluid supply adapter 28 and/or fluid discharge adapter 30.
  • the securing unit 42 preferably comprises at least the internal thread(s) arranged on the receptacle(s) 32, 34.
  • the securing unit 42 alternatively or additionally comprises further components that appear useful to a person skilled in the art for securing the fluid supply adapter 28 and/or the fluid discharge adapter 30 to the housing 14, in particular to the housing upper part 36, by means of a positive and/or non-positive connection, such as a locking ring, a locking pin or the like.
  • the conveying device 12 comprises at least one movement compensation unit 52, which is at least intended to at least partially compensate and/or dampen relative movements between the fluid supply adapter 28 and the connection piece 38 in a connected state of the connection piece 38 with the fluid supply adapter 28 and/or in a connected state of the, in particular further, connection piece 40 with the fluid discharge adapter 30, to at least partially compensate and/or dampen relative movements between the fluid discharge adapter 30 and the, in particular further, connection piece 40 (cf. Figure 3 ).
  • the motion compensation unit 52 preferably comprises at least one damping element 54, in particular at least two damping elements 54, 56.
  • the damping element(s) 54, 56 is/are preferably designed as an O-ring.
  • the damping element(s) 54, 56 have another design that appears sensible to a person skilled in the art, such as an elastomer disk, a hollow elastomer cylinder or the like.
  • the damping element(s) 54, 56 is/are preferably arranged between the connection piece 38 and the fluid supply adapter 28 or between the, in particular further, connection piece 40 and the fluid discharge adapter 30.
  • the damping element(s) 54, 56 are located on an inner side of the connecting piece 38 and on an outer side of the inlet end 44 of the fluid supply adapter 28 or on an inner side of the, in particular further, connecting piece 40 and on an outer side of the inlet end 46 of the fluid discharge adapter 30.
  • the damping element(s) 54, 56 are used for a fluidic seal between the connecting piece 38 and the fluid supply adapter 28 or for a fluidic seal between the, in particular further connection pieces 40 and the fluid discharge adapter 30 are provided.
  • the conveying element 22 comprises at least one, in particular at least substantially annular, base body 76 (cf. Figures 3 and 6 ), which is elastically deformable and has at least one conveying surface 78, which is arranged on a conveying side of the base body 76. Furthermore, the conveying element 22 preferably comprises at least one activation extension 80, in particular a plurality of activation extensions 80, for a connection to at least one transmission element 82 of the drive unit 16, which cooperates on an activation side of the base body 76 with the activation extension 80, in particular with the plurality of activation extensions 80.
  • the conveying side of the base body 76 is preferably arranged on the base body 76 on a side of the base body 76 facing away from the activation side of the base body 76.
  • the conveying side forms an outer side of the base body 76.
  • the activation side forms an inner side of the base body 76.
  • the activation side in particular forms at least partially an inner surface of the base body 76.
  • the activation extension 80 in particular the activation extensions 80, is/are in particular formed in one piece with the base body 76.
  • the activation extension 80 in particular the activation extensions 80, is/are formed separately from the base body 76 and is/are fixed to the base body 76 by means of a form-fitting and/or force-fitting connection that appears to be useful to a person skilled in the art.
  • the activation extension 80 in particular the activation extensions 80, is/are designed as a form-fitting and/or force-fitting element(s) which cooperates with the transmission element 82 by means of a form-fitting and/or force-fitting connection, in particular by means of a non-material form-fitting and/or force-fitting connection, at least for the transmission of a drive force acting in a direction facing away from the activation side.
  • the activation extension 80 in particular the activation extensions 80, are clamped between two transmission elements 82, in particular transmission rings, which are arranged on the drive element 24 (cf. Figure 4 ).
  • the activation extension 80 in particular the activation extensions 80 together, has/have a maximum longitudinal extension which is smaller than a maximum longitudinal extension of the Base body 76, in particular viewed along a circumferential direction extending around the drive axis 70 of the drive unit 16.
  • the base body 76 viewed in a plane, in particular in a plane running at least substantially perpendicular to the drive axis 70, has a cross-sectional shape that is essentially composed of a circular arc or an open ring and two inlet and/or outlet extensions running transversely to the circular arc or the open ring.
  • the circular arc or the open ring of the cross-sectional shape of the base body 76 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 76 running transversely to the circular arc or 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 extension 80, in particular the activation extensions 80 preferably extend along a closed circular ring, wherein the activation extension 80, in particular the activation extensions 80, can themselves form the circular ring.
  • a maximum extension of the activation extension 80 along a central axis of the base body 76 or a total extension of the several consecutive activation extensions 80 along the central axis of the base body 76 is in particular at least 5%, preferably at least 10% and very particularly preferably at least 20% smaller than a maximum longitudinal extension of the base body 76.
  • the activation extension 80 or the several consecutive activation extensions 80 together extend along an angular range in particular of more than 270°, preferably of less than 360° or of 360° on the activation side.
  • the conveying chamber element 20 surrounds the conveying element 22 along a circumferential direction, in particular in a plane extending at least substantially perpendicular to the drive axis 70 of the drive unit 16, at least to a large extent (cf. Figures 3 and 5 ).
  • the conveying chamber element 20 is ring-shaped.
  • the conveying chamber element 20 and the conveying element 22, in particular viewed in the plane extending at least substantially perpendicular to the drive axis 70 of the drive unit 16, have an at least substantially analogous shape.
  • the conveying chamber element 20 and the conveying element 22, in particular the base body 76 of the conveying element 22, has a basic shape which resembles a Greek omega as a capital letter, wherein preferably the extensions of the conveying space element 20 and the conveying element 22 are angled by 90° compared to extensions of the Greek capital letter omega.
  • the conveying chamber element 20 has a counter surface 74 which cooperates with the conveying surface 78 of the conveying element 22 for conveying a fluid, which counter surface faces the conveying element 22 and has at least one elevation 84, 86 directed in the direction of the conveying element 22 (cf. Figures 4 , 7 and 8 ).
  • the counter surface 74 preferably comprises at least two elevations 84, 86 directed in the direction of the conveying element 22.
  • the elevation(s) 84, 86 extend(s), viewed along the circumferential direction, along at least substantially the entire, in particular circularly arcuate, inner side of the conveying chamber element 20.
  • the elevation(s) 84, 86 preferably extend(s) along the inner side of the conveying chamber element 20 starting from one of the transverse extensions 60, 62, along the circular arc or the open ring to the other of the transverse extensions 60, 62.
  • the conveying element 22, in particular the base body 76, has the conveying surface 78 which, viewed in a cross section of the conveying element 22, in particular in a cross section of the conveying chamber 18, has a maximum transverse extent which at least substantially, in particular completely, corresponds to a maximum transverse extent of the counter surface 74 of the conveying chamber element 20 (cf. Figures 4 and 8th ).
  • the conveying surface 78 can be placed, in particular completely placed, against the counter surface 74 of the conveying chamber element 20 as a result of the action of a driving force that can be generated by the drive unit 16.
  • the counter surface 74 of the conveying chamber element 20 has, viewed in a cross section of the conveying chamber element 20, at least three consecutive circular arc sections.
  • the circular arc sections form the counter surface 74.
  • Two of the three circular arc sections form the elevations 84, 86 of the counter surface 74 and are arranged on the outside.
  • One of the three circular arc sections forms a depression and is arranged on the inside, in particular between the elevations 84, 86. It is conceivable that the three circular arc sections have different or identical radii.
  • the conveying chamber element 20 has at least one connecting region, in particular at least one connecting groove, preferably sealing groove 88, arranged in particular on the inside of the conveying chamber element 20, into which at least one edge region of the conveying element 22, in particular an extension arranged on the edge of the conveying element 22, preferably sealing extension 90, of the conveying element 22, engages, in particular sealingly engages, in a state arranged on the conveying chamber element 20 (cf. Figures 4 and 8th ).
  • the conveying element 22 has at least the sealing extension 90, which is formed in one piece with the base body 76 of the conveying element 22 and, when the conveying element 22 is arranged on the conveying chamber element 20, is arranged at least partially in the sealing groove 88 of the conveying chamber element 20.
  • the sealing groove 88 is designed in such a way that a flat contact is established between the sealing extension 90 and an edge region 92 of the conveying chamber element 20 delimiting the sealing groove 88.
  • the sealing groove 88 and the edge region 92 of the conveying chamber element 20 delimiting the sealing groove 88, which is arranged on a side of the sealing groove 88 facing the conveying surface 78 of the base body 76 of the conveying element 22, are designed such that a flat contact of the sealing extension 90 takes place on the edge region 92 of the conveying chamber element 20 delimiting the sealing groove 88 and on a groove base 94 of the sealing groove 88.
  • the sealing groove 88 extends completely around the counter surface 74 of the conveying chamber element 20, which cooperates with the conveying surface 78 of the base body 76 of the conveying element 22 to convey a fluid, and delimits the counter surface 74.
  • the sealing groove 88 extends on the transverse extensions 60, 62 of the conveying chamber element 20 around an inlet or outlet opening in the respective transverse extension 60, 62 and merges, in particular seamlessly, into the annular inner side of the conveying chamber element 20, in particular to delimit the counter surface 74.
  • the sealing groove 88 extends along an entire inner edge region of the conveying chamber element 20.
  • the conveying chamber element 20 has the counter surface 74 for cooperation with the conveying surface 78 of the base body 76 of the conveying element 22 for conveying a fluid, which extends over the at least three circular arc sections that follow one another, in particular when viewed in a cross section, wherein at least the edge region 92 of the conveying chamber element 20 that delimits the sealing groove 88 is arranged, in particular directly, adjacent to at least one, in particular to an outer one, of the three circular arc sections.
  • the sealing extension 90 extends completely around the conveying surface 78 of the base body 76 of the conveying element 22 and delimits the conveying surface 78.
  • the sealing extension 90 preferably extends along an entire outer circumference of the base body 76.
  • the sealing extension 90 preferably extends around the inlet and/or outlet extensions of the base body 76 and merges, in particular seamlessly, into the annular basic shape of the base body 76, in particular to delimit the conveying surface 78.
  • the sealing extension 90 preferably has a transition region to an edge region of the base body 76 of the conveying element 22, which has a cross section that is different from a cross section of a further transition region of the sealing extension 90 to the conveying surface 78 of the base body 76 (cf. Figure 8 ).
  • the conveying device 12 comprises at least one pressing unit 96, which has at least one pressing element 98, 100, in particular at least one clamping ring, which is intended to apply a pressing force to the sealing extension 90 in the direction of the conveying chamber element 20 and to compress the sealing extension 90 at least in the region of the sealing groove 88 (cf. Figures 4 , 5 and 9 ).
  • the sealing extension 90 extends across the conveying surface 78 in a direction that is transverse, in particular at least substantially perpendicular, to the conveying surface 78 of the base body 76 of the conveying element 22.
  • the pressing unit 96 is provided, in particular at least in a conveying-free state of the conveying element 22, to generate an inhomogeneous pressing force at least in a sealing region 102 between the conveying element 22 and the conveying chamber element 20 along a maximum overall extent of the sealing region 102, in particular along a maximum circumferential extent between the conveying element 22 and the conveying chamber element 20.
  • the sealing region 102 is preferably formed by an interaction of the sealing groove 88 and the sealing extension 90.
  • the sealing region 102 is preferably formed by a contact surface between the sealing extension 90 and the sealing groove 88.
  • the pressing unit 96 is preferably provided to generate an inhomogeneous pressing force distribution along a sealing line of the conveying element 22, in particular along a circumferential direction of the conveying element 22.
  • the sealing line is preferably formed by the sealing extension 90.
  • the pressing unit 96 is preferably designed such that, in particular at least in a conveying-free state of the conveying element 22, the conveying element 22 has an inhomogeneous compression along the maximum overall extent of the sealing region 102 or the sealing line, in particular along a maximum circumferential extent of the annular conveying element 22.
  • the pressing unit 96 has at least one pressing element 98, 100, in particular at least one clamping ring, wherein the conveying element 22 is annular and is pressed against an inner circumference of the annular conveying chamber element 20 by means of the pressing element 98, 100.
  • the pressing unit 96 preferably comprises at least two pressing elements 98, 100, in particular two clamping rings, between which the conveying element 22 is arranged within the conveying chamber element 20.
  • the conveying element 22 can preferably be pressed against the inner circumference of the annular conveying chamber element 20 by means of the pressing elements 98, 100.
  • the sealing extension 90 is pressed into the sealing groove 88 by the action of the pressing element 98, 100 on the conveying element 22.
  • the pressing unit 96 has at least the pressing element 98, 100, in particular at least the clamping ring, wherein the conveying element 22 has at least the sealing extension 90 and wherein the pressing element 98, 100 presses the sealing extension 90, in particular at least along a circumferential direction of the conveying chamber element 20, onto the conveying chamber element 20, in particular with a pressing force that is inhomogeneous along the circumferential direction.
  • the pressing unit 96 has at least the pressing element 98, 100, in particular at least the clamping ring, which has a pressing surface 104 which has a varying level along a maximum longitudinal extension of the pressing surface 104, in particular along a circumferential direction of the pressing element 98, 100, in particular a varying distance relative to a surface facing away from the pressing surface 104, in particular an inner surface, of the pressing element 98, 100.
  • the varying level of the pressing surface 104 is preferably formed by different maximum heights of the pressing surface 104 along the circumferential direction. Examples are in Figure 9 three different positions 106, 108, 110 on the pressing element 98 are indicated by dashed lines, at which the pressing surface 104 is provided for generating different degrees of compression of the sealing extension 90.
  • the pressing surface 104 has different maximum heights at the three different positions 106, 108, 110, which can be formed in a variety of ways, such as by changing a maximum thickness of the pressing element 98 at the three positions 106, 108, 110 in comparison to other positions of the pressing element 98, by changing a geometric profile of the pressing surface 104 on a side of the pressing element 98 facing the conveying element 22 or in another manner that appears reasonable to a person skilled in the art.
  • the sealing extension 90 is compressed to different degrees as a result of the varying level at the positions 106, 108, 110.
  • the sealing extension 90 is compressed, for example, by more than 10%, preferably by more than 15%, preferably by more than 20% and very particularly preferably by more than 22% of a maximum thickness 68 of the sealing extension 90.
  • the sealing extension 90 is compressed, for example, by more than 5%, preferably by more than 10%, preferably by more than 15%, and particularly preferably by more than 19% of the maximum thickness 68 of the sealing extension 90.
  • the sealing extension 90 is compressed, for example, by more than 4%, preferably by more than 8%, preferably by more than 14%, and particularly preferably by more than 16% of the maximum thickness 68 of the sealing extension 90.
  • the pressing unit 96 has at least the pressing element 98, in particular at least the clamping ring, and at least one further pressing element 100, in particular at least one further clamping ring, wherein the conveying element 22 is ring-shaped and is pressed against an inner circumference of the ring-shaped conveying chamber element 20 by means of the pressing element 98 and the further pressing element 100, wherein the pressing element 98 and the further pressing element 100 are arranged on the conveying element 22 on opposite sides of the conveying element 22.
  • the pressing element 98 and the further pressing element 100 of the pressing unit 96 have an at least substantially analogous design.
  • the pressing element 98 and the further pressing element 100 are arranged mirror-symmetrically on the conveying chamber element 20, in particular in order to press the conveying element 22 against the conveying chamber element 20 and to press the sealing extension 90 into the sealing groove 88.
  • the conveying chamber element 20 has at least the groove, preferably the sealing groove 88, which runs in particular along an inner circumference of the annular conveying chamber element 20, into which at least the sealing extension 90 of the, in particular annular, conveying element 22 is inserted by means of the pressing element 98, in particular the clamping ring, and/or the further pressing element 100 of the Pressing unit 96 is pressed in, wherein a compression of the sealing extension 90 along a maximum longitudinal extent of the sealing extension 90, in particular along a circumferential direction of the conveying element 22, is inhomogeneous.
  • the conveying element 22 has at least the sealing extension 90, which is pressed against an inner circumference of the annular conveying chamber element 20 by means of the pressing unit 96 and has a maximum thickness 68 that varies along the maximum longitudinal extent of the sealing extension 90, in particular along a circumferential direction of the conveying element 22.
  • Other embodiments of the pressing unit 96 that appear sensible to a person skilled in the art for producing an inhomogeneous compression of the sealing extension 90 along the circumferential direction in the sealing region 102 are also conceivable.

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

Claims (9)

  1. Un dispositif de transport au moins pour le transport d'un fluide, ayant au moins une chambre de transport (18), ayant au moins un élément de chambre de transport (20) qui est formé, en particulier séparément d'un boîtier (14), délimitant au moins partiellement la chambre de transport (18) et conçu pour être dimensionnellement stable, et ayant au moins un élément de transport élastiquement déformable (22), en particulier une membrane de transport, qui délimite la chambre de transport (18) avec l'élément de chambre de transport (20) et qui est disposé sur l'élément de chambre de transport (20), l'élément de la chambre de transport (20) comprend au moins une pièce de raccordement d'alimentation (38) et un adaptateur d'alimentation en fluide (28), en particulier d'une conception différente de celle d'un tuyau, associés à celui-ci et/ou au moins , en particulier, une pièce de raccordement de décharge (40) et un adaptateur de décharge de fluide (30), en particulier d'une conception différente de celle d'un tuyau, associés à celui-ci, qui sont/est disposé(s) sur un côté opposé à l'élément de transport (22), en particulier sur un côté extérieur, de l'élément de la chambre de transport (20),
    caractérisé par au moins une unité de compensation de mouvement (52), qui comprend au moins un élément d'amortissement élastique (54), qui est disposée entre la pièce de raccordement d'alimentation (38) et l'adaptateur d'alimentation en fluide (28), afin de compenser au moins partiellement et/ou d'amortir les mouvements relatifs entre l'adaptateur d'alimentation en fluide (28) et la pièce de raccordement d'alimentation (38) dans un état de connexion de la pièce de raccordement d'alimentation (38) avec l'adaptateur d'alimentation en fluide (28) et/ou avec l'unité de compensation de mouvement (52) comprenant au moins un élément d'amortissement élastique (56), qui est disposé entre la pièce de raccordement de décharge (40) et l'adaptateur de décharge de fluide (30) afin, dans un état de connexion de la pièce de raccordement de décharge (40), en particulier, avec l'adaptateur de décharge de fluide (30), de compenser au moins partiellement et/ou d'amortir les mouvements relatifs entre l'adaptateur de décharge de fluide (30) et la pièce de raccordement de décharge (40), en particulier.
  2. Le dispositif de transport selon la revendication 1, caractérisé par au moins une unité fonctionnelle (58), en particulier une unité de filtre et/ou une unité de soupape, et l'adaptateur d'alimentation en fluide (38) et/ou l'adaptateur de décharge de fluide (40), l'unité fonctionnelle (58) étant disposée au moins partiellement dans l'adaptateur d'alimentation en fluide (28) et/ou dans l'adaptateur de décharge de fluide (30).
  3. Le dispositif de transport selon la revendication 1 ou 2, caractérisé en ce que la pièce de raccordement d'alimentation (38) et/ou la pièce de raccordement de décharge (40), en particulier, est/sont disposée(s), en particulier dans chaque cas, sur au moins une extension transversale (60, 62) de l'élément de la chambre de transport (20).
  4. Le dispositif de transport selon la revendication 3, caractérisé en ce que la pièce de raccordement d'alimentation (38) et/ou la pièce de raccordement de décharge (40), en particulier, a/ont, en particulier dans chaque cas, un axe d'extension principal (64, 66) qui s'étend transversalement, en particulier au moins sensiblement perpendiculairement, à un plan d'extension principal de l'au moins une extension transversale (60, 62).
  5. Le dispositif de transport selon l'une des revendications précédentes, caractérisé en ce que la pièce de raccordement d'alimentation (38) et la pièce de raccordement de décharge (40), en particulier, sont disposées dans des orientations différentes, en particulier opposées, sur le côté opposé à l'élément de transport (22), en particulier à l'extérieur, de l'élément de la chambre de transport (20).
  6. Une pompe avec au moins un dispositif de transport selon l'une des revendications précédentes et avec au moins un boîtier (14) pour recevoir le dispositif de transport, le dispositif de transport comprenant l'adaptateur d'alimentation en fluide (28) et/ou l'adaptateur de décharge de fluide (30) qui, dans un état du dispositif de transport disposé dans le boîtier (14), s'étendent à partir de l'élément de la chambre de transport (20) jusqu'à au moins un côté extérieur du boîtier.
  7. La pompe selon la revendication 6, caractérisée en ce que l'adaptateur d'alimentation en fluide (28) et/ou l'adaptateur de décharge de fluide (30) sont disposés de manière amovible sur le boîtier (14) et/ou l'élément de la chambre de transport (20).
  8. La pompe selon la revendication 6 ou 7, caractérisée en ce qu'elle comporte au moins une unité de fixation (42) pour fixer l'adaptateur d'alimentation en fluide (28) et/ou l'adaptateur de décharge de fluide (30) au boîtier (14) au moyen d'une connexion ajustée par la forme et/ou par la force.
  9. La pompe selon l'une quelconque des revendications 6 à 8, caractérisée en ce que la pièce de raccordement d'alimentation (38) et/ou la pièce de raccordement de décharge (40), en particulier, dans un état du dispositif de transport disposé dans le boîtier (14), sont disposées à une certaine distance par rapport à une paroi intérieure du boîtier (14), en particulier vues le long d'un axe d'extension principal (64, 66) de la pièce de raccordement d'alimentation (38) et/ou de la pièce de raccordement de décharge (40), en particulier.
EP20800032.3A 2019-10-23 2020-10-22 Dispositif de transport permettant au moins de transporter un fluide et pompe comprenant ce dispositif de transport Active EP4048895B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019128682.4A DE102019128682A1 (de) 2019-10-23 2019-10-23 Fördervorrichtung zumindest zu einem Fördern eines Fluids und Pumpe mit einer derartigen Fördervorrichtung
PCT/EP2020/079821 WO2021078900A1 (fr) 2019-10-23 2020-10-22 Dispositif de transport permettant au moins de transporter un fluide et pompe comprenant ce dispositif de transport

Publications (2)

Publication Number Publication Date
EP4048895A1 EP4048895A1 (fr) 2022-08-31
EP4048895B1 true EP4048895B1 (fr) 2024-04-10

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ID=73040032

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Application Number Title Priority Date Filing Date
EP20800032.3A Active EP4048895B1 (fr) 2019-10-23 2020-10-22 Dispositif de transport permettant au moins de transporter un fluide et pompe comprenant ce dispositif de transport

Country Status (12)

Country Link
US (1) US20220364556A1 (fr)
EP (1) EP4048895B1 (fr)
JP (1) JP2022553675A (fr)
KR (1) KR20220108048A (fr)
CN (1) CN114829774A (fr)
AU (1) AU2020369991B2 (fr)
BR (1) BR112022007472A2 (fr)
CA (1) CA3158196A1 (fr)
DE (1) DE102019128682A1 (fr)
IL (1) IL292204A (fr)
WO (1) WO2021078900A1 (fr)
ZA (1) ZA202203979B (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD975751S1 (en) * 2019-10-25 2023-01-17 Watson-Marlow GmbH—qonqave Pump for liquids

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Publication number Priority date Publication date Assignee Title
US3922119A (en) * 1971-10-20 1975-11-25 Amrose Corp Peristalitic diaphragm pump structure
US3883272A (en) * 1973-04-16 1975-05-13 Benjamin V Puckett Hydraulic pump with replaceable pumping member
US4332534A (en) * 1978-12-14 1982-06-01 Erich Becker Membrane pump with tiltable rolling piston pressing the membrane
DE3815252A1 (de) * 1988-05-05 1989-11-16 Knf Neuberger Gmbh Ringmembranpumpe
GB9614866D0 (en) * 1996-07-15 1996-09-04 Charles Austen Pumps Ltd Rotary pump
WO2002023043A1 (fr) 2000-09-14 2002-03-21 Beenker Jan W Procede et machine pour le transport de substances
US20040136843A1 (en) * 2002-04-12 2004-07-15 Bayer Aktiengesellschaft Diaphragm pump
EP2134998A1 (fr) * 2007-03-08 2009-12-23 Maflow S.P.A. Raccord de tuyauterie, en particulier pour des systèmes de conditionnement d'air, de conditionnement et de réfrigération
DE102011015110B3 (de) * 2011-03-19 2012-01-26 Ebm-Papst St. Georgen Gmbh & Co. Kg Dosiersystem
GB2495937A (en) * 2011-10-25 2013-05-01 Watson Marlow Ltd Peristaltic pump head with auxiliary leakage chamber
DE102012023900A1 (de) * 2012-12-07 2014-06-12 Meiko Maschinenbau Gmbh & Co. Kg Förderaggregat
WO2015052795A1 (fr) * 2013-10-09 2015-04-16 株式会社ウエルコ Pompe
DE102017104400A1 (de) * 2017-03-02 2018-09-06 Qonqave Gmbh Pumpenvorrichtung zu einer Förderung zumindest eines Fördermittels
DE102017104376A1 (de) * 2017-03-02 2018-09-06 Qonqave Gmbh Fördermembran für eine Pumpenvorrichtung
GB2564677B (en) * 2017-07-19 2019-07-31 Charles Austen Pumps Ltd A rotary diaphragm positive displacement pump

Also Published As

Publication number Publication date
WO2021078900A1 (fr) 2021-04-29
IL292204A (en) 2022-06-01
US20220364556A1 (en) 2022-11-17
EP4048895A1 (fr) 2022-08-31
JP2022553675A (ja) 2022-12-26
DE102019128682A1 (de) 2021-04-29
CN114829774A (zh) 2022-07-29
AU2020369991A1 (en) 2022-06-09
CA3158196A1 (fr) 2021-04-29
ZA202203979B (en) 2022-12-21
BR112022007472A2 (pt) 2022-07-12
AU2020369991B2 (en) 2023-12-14
KR20220108048A (ko) 2022-08-02

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