Freiherr Varnbüler Von Und Zu Hemmingen-Redschlag, Lars
Ritschka, Raymond
Haug, Nico
Abstract
The invention relates to a pumping device at least for pumping a fluid, comprising at least one pumping chamber (18), comprising at least one pumping chamber element (20) which at least partially delimits the pumping chamber (18) and which is dimensionally stable, and comprising at least one elastically deformable, in particular annular, pumping element (22), in particular a pump diaphragm, which delimits the pumping chamber (18) together with the pumping chamber element (20) and which is arranged on the pumping chamber element (20), wherein the pumping element (22) has at least one sealing protrusion (90), which is integrally formed with the main body (76) of the pumping element (22) and is arranged at least partially in a sealing groove (88) of the pumping chamber element (20) in a state in which the pumping element (22) is arranged on the pumping chamber element (20). According to the invention, the pumping chamber element (20) has a counter surface (74) for cooperating with a conveying surface (78) of the main body (76) of the pumping element (22) to convey a fluid, said counter surface extending over at least three consecutive (in particular when viewed as a cross-section) circular arc sections, wherein at least one edge region (92) of the pumping chamber element (20) bordering the sealing groove (88) is arranged, in particular directly, adjacent to at least one of the three circular arc sections.
Freiherr Varnbüler Von Und Zu Hemmingen-Redschlag, Lars
Ritschka, Raymond
Haug, Nico
Abstract
The invention relates to a pump at least for conveying a fluid, comprising at least one conveyor device which has at least one conveyor chamber (18), at least one dimensionally stable conveyor chamber element (20) that at least partly delimits the conveyor chamber (18), and at least one elastically deformable conveyor element (22) that together with the conveyor chamber element (22) delimits the conveyor chamber (18) and is arranged on the conveyor chamber element (22); at least one drive unit (16) for acting on the conveyor device; and at least one housing (14) for receiving the conveyor device, wherein the housing (14) is formed at least separately from the conveyor chamber element (20) of the conveyor device, in particular from the conveyor device as a whole, in particular such that the conveyor chamber element (20), in particular the conveyor device, can be removed as a whole from the housing (14). According to the invention, the conveyor chamber element (20) has an outer face which is connected to an inner face of the housing (14) in a force- and/or form-fitting manner when the conveyor device is arranged on the housing (14), in particular the outer face rests against the inner face of the housing (14) when the conveyor device is arranged on the housing (14), and the conveyor chamber element (20) at least largely surrounds the conveyor element (22) along a circumferential direction running on a plane extending at least substantially perpendicular to the drive axis (70) of the drive unit (16).
Freiherr Varnbüler Von Und Zu Hemmingen-Redschlag, Lars
Ritschka, Raymond
Haug, Nico
Abstract
The invention relates to a conveying device at least for conveying a fluid, having at least one conveying chamber (18), at least one conveying chamber element (20) that at least partially delimits the conveying chamber (18) and is designed in a dimensionally stable manner, at least one elastically deformable, more particularly annular, conveying element (22), more particularly a conveying membrane, which together with the conveying chamber element (20) delimits the conveying chamber (18) and is arranged on the conveying chamber element (20), and at least one pressing unit (96) which, more particularly at least in a non-conveying state of the conveying element (22), is provided to generate a non-homogeneous pressing force at least in a sealing region (102) between the conveying element (22) and the conveying chamber element (20) along a maximum total extent of the sealing region (102), more particularly along a maximum circumferential extent between the conveying element (22) and the conveying chamber element (20). According to the invention, the pressing unit (96) is designed such that more particularly at least in a non-conveying state of the conveying element (22), the conveying element (22) has a non-homogeneous compression along the maximum total extent of the sealing region (102), more particularly along a maximum circumferential extent of the annular conveying element (22), wherein the conveying element (22) is compressed to different degrees by the pressing unit (96), more particularly as a result of a geometric design of a pressing surface (104) of a pressing element (98, 100) of the pressing unit (96), along the maximum total extent of the sealing region (102), more particularly along the maximum circumferential extent of the annual conveying element (22).
Freiherr Varnbüler Von Und Zu Hemmingen-Redschlag, Lars
Ritschka, Raymond
Haug, Nico
Abstract
The invention relates to a conveyor device at least for conveying a fluid, comprising at least one conveyor chamber (18), at least one dimensionally stable conveyor chamber element (20) which is formed separately from a housing (14) in particular and at least partly delimits the conveyor chamber (18), and at least one elastically deformable conveyor element (22), in particular a conveyor membrane, which together with the conveyor chamber element (20) delimits the conveyor chamber (18) and is arranged on the conveyor chamber element (20). The conveyor chamber element (20) comprises at least one connecting piece (38) for a fluid supply line adapter (28), which is designed to differ from a tube in particular, and/or at least one connecting piece (40), in particular an additional connecting piece, for a fluid discharge line adapter (30), which is designed to differ from a tube in particular, said connecting piece/connecting pieces being arranged on a conveyor chamber element (20) face facing away from the conveyor element (22), in particular on the exterior of the conveyor chamber element. According to the invention, the conveyor device comprises at least one movement compensation unit (52) which is at least designed to at least partly compensate for and/or damp relative movements between the fluid supply line adapter (28) and the connecting piece (38) when the connecting piece (38) is connected to the fluid supply line adapter (28) and/or to at least partly compensate for and/or damp relative movements between the fluid discharge line adapter (30) and the connecting piece (40), in particular the additional connecting piece (40), when the connecting piece (40), in particular the additional connecting piece, is connected to the fluid discharge line adapter (30).
The invention relates to a conveying diaphragm for a pump device, comprising at least one, in particular annular, main body (16), which has at least one conveying surface (18), which is arranged on a conveying side (20) of the main body (16), the conveying side (20) being arranged on the main body (16) on a side of the main body (16) facing away from an activation side (26) of the main body (16), the conveying side (20) forming an outside of the main body (16) and the activation side (26) forming an inside of the main body (16). According to the invention, the conveying diaphragm comprises at least one inlet and/or outlet (54, 56) formed integrally with the main body (16), for connecting to at least one conveying line (46) of the pump device, said inlet and/or outlet being arranged adjacent to the conveying surface (18).
F04B 43/00 - Machines, pumps, or pumping installations having flexible working members
F01C 5/02 - Rotary-piston machines or engines with the working-chamber walls at least partly resiliently deformable the resiliently-deformable wall being part of the inner member, e.g. of a rotary piston
F04C 5/00 - Rotary-piston machines or pumps with the working-chamber walls at least partly resiliently deformable
F04B 43/02 - Machines, pumps, or pumping installations having flexible working members having plate-like flexible members, e.g. diaphragms
6.
PUMP DEVICE FOR CONVEYING AT LEAST ONE CONVEYING MEDIUM
The invention relates to a pump device for conveying at least one conveying medium, in particular at least one fluid, comprising at least one housing (12), at least one conveying unit (14), in particular conveying diaphragm, and at least one drive unit (16), which has at least one drive element (18) for acting on the conveying unit (14), in particular on the conveying diaphragm, at least the drive element (18) being arranged in a lubricant-holding housing (20) of the housing (12) at least substantially in an encapsulated manner at least in relation to the conveying unit (14). According to the invention, the drive unit (16) has at least one flexible transfer element (22), which, in order to transfer driving forces from the drive element (18) to the conveying unit (14), is arranged on the lubricant-holding housing (20) between the drive element (18) and the conveying unit (14), in particular the conveying diaphragm.
The invention relates to a pump device for the delivery of at least one delivery means, particularly at least one fluid, with at least one drive unit (12) and with at least one delivery device (14), particularly a delivery membrane comprising at least one, particularly at least substantially annular base body (16) which is elastically deformable and comprises at least one delivery surface (18) arranged on a delivery side (20) of the base body (16) and comprising at least one activation element (22) for connection to at least one drive element (24) of the drive unit (12), which is arranged on an activation side (26) of the base body (16), the activation element (22) being designed as a positive or non-positive element that cooperates with the drive element (24) at least for the transfer of a driving force acting in a direction facing away from the activation side (26), by means of a positive and/or non-positive connection, particularly by means of a positive and/or non-positive connection without adhesive force. According to the invention, the activation element (22) has a maximum length that is shorter than a maximum length of the base body (16), particularly viewed along a peripheral direction (34) extending about a drive axis (32) of the drive unit (12).
The invention proceeds from a clamping device for a delivery device, with at least one clamping unit (14) for clamping at least one tube delivery element (16, 18) of the delivery device, on which, at least in a state arranged in the clamping unit (14), a drive force can be exerted, by means of a drive unit (20) of the delivery device, for delivering a medium. It is proposed that the clamping unit (14) is designed to clamp the tube delivery element (16, 18) with overall curvature, when seen in cross section running transversely to a delivery direction (22, 24) of the tube delivery element (16, 18), wherein the clamping unit (14) has at least one clamping element (28, 30) which is in particular of different design from a drive element (26) of the drive unit (20) and which comprises a convex bearing element (32) that forms a bearing face for the tube delivery element (16, 18), wherein the clamping unit (14) has at least the clamping element (28, 30) which has at least one angled clamping face (48, 50), wherein the clamping element (28, 30) comprises at least one adhesion element (70, 72) that is arranged on the clamping face (48, 50) of the clamping element (28, 30).
The invention relates to a delivery device for at least delivering a fluid to be delivered, comprising at least one delivery chamber (12), at least one delivery chamber element (14) which at least partly delimits the delivery chamber (12) and is rigid, and at least one elastically deformable delivery element (16) which defines, together with the delivery chamber element (14), the delivery chamber (12). According to the invention, the delivery element (16) comprises at least one delivery surface (18) which, when seen in a cross-section of the delivery element (16), has a maximum transverse extension (20) which at least substantially corresponds to a maximum transverse extension (22) of a rigid wall (24) of the delivery chamber element (14) that at least partly delimits the delivery chamber (12), at least the delivery element (16) being spring-elastic.
The invention proceeds from a delivery device at least for delivery of a fluid, with at least one delivery space (12a; 12a’; 12b; 12c), with at least one rigid delivery space element (14a; 14a’; 14b; 14c) which at least partly bounds the delivery space (12a; 12a’; 12b; 12c), and with at least one elastically deformable delivery element (16a; 16a’; 16b; 16c) which, together with the delivery space element (14a; 14a’; 14b; 14c), forms the delivery space (12a; 12a’; 12b; 12c). It is proposed that at least the delivery space element (14a; 14a’; 14b; 14c) and the delivery element (16a; 16a’; 16b; 16c) together form an exchangeable unit (18a; 18a’; 18b; 18c), wherein the delivery element (16a; 16a’; 16b; 16c) can be arranged with at least partial convex curvature on the delivery space element (14a; 14a’; 14b; 14c), wherein the delivery element (16a; 16a’; 16b; 16c) is elastic and wherein the delivery element (16a; 16a’; 16b; 16c) is connected to the delivery space element (14a; 14a’; 14b; 14c) at least essentially inseparably.
The invention relates to a delivery device for at least delivering a fluid, comprising at least one delivery chamber (12), at least one delivery chamber element (14) which at least partly delimits the delivery chamber (12) and is rigid, and at least one elastically deformable delivery element (16) which defines, together with the delivery chamber element (14), the delivery chamber (12). According to the invention, the delivery element (16) is spring-elastic, at least the delivery chamber element (14) and the delivery element (16) together define an exchangeable unit (18).
The invention relates to a conveying device at least for conveying a conveyor means, comprising at least one first conveyor space (12a; 12b), at least one second conveyor space (14a; 14b), at least one elastically-deformable conveyor element (16a; 16b) which delimits at least said first conveyor space (12a; 12b), and at least one third conveyor space (18a; 18b). According to the invention, at least said conveyor element (16a; 16b) is designed to be spring-elastic.
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