WO2022042974A1 - Soupape de commande et système de ligne - Google Patents

Soupape de commande et système de ligne Download PDF

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Publication number
WO2022042974A1
WO2022042974A1 PCT/EP2021/070887 EP2021070887W WO2022042974A1 WO 2022042974 A1 WO2022042974 A1 WO 2022042974A1 EP 2021070887 W EP2021070887 W EP 2021070887W WO 2022042974 A1 WO2022042974 A1 WO 2022042974A1
Authority
WO
WIPO (PCT)
Prior art keywords
fluid
housing
valve member
drive
control valve
Prior art date
Application number
PCT/EP2021/070887
Other languages
German (de)
English (en)
Inventor
Domenico Solazzo
Thomas Gustav SCHÜRFELD
Original Assignee
Woco Industrietechnik Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Woco Industrietechnik Gmbh filed Critical Woco Industrietechnik Gmbh
Publication of WO2022042974A1 publication Critical patent/WO2022042974A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K5/00—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary
    • F16K5/04—Plug valves; Taps or cocks comprising only cut-off apparatus having at least one of the sealing faces shaped as a more or less complete surface of a solid of revolution, the opening and closing movement being predominantly rotary with plugs having cylindrical surfaces; Packings therefor
    • F16K5/0442—Spindles and actuating means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K27/00—Construction of housing; Use of materials therefor
    • F16K27/06—Construction of housing; Use of materials therefor of taps or cocks
    • F16K27/065—Construction of housing; Use of materials therefor of taps or cocks with cylindrical plugs
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
    • F16K31/04—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor
    • F16K31/041—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves
    • F16K31/043—Actuating devices; Operating means; Releasing devices electric; magnetic using a motor for rotating valves characterised by mechanical means between the motor and the valve, e.g. lost motion means reducing backlash, clutches, brakes or return means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
    • F16K31/00—Actuating devices; Operating means; Releasing devices
    • F16K31/44—Mechanical actuating means
    • F16K31/53—Mechanical actuating means with toothed gearing
    • F16K31/535—Mechanical actuating means with toothed gearing for rotating valves

Definitions

  • the present invention relates to a control valve, in particular a fluid valve, for adjusting a fluid flow, in particular in a motor vehicle. Furthermore, the present invention provides a line system for a motor vehicle, in particular for cooling an engine or for providing an anode and/or cathode current in a fuel cell.
  • valve members that cooperate with valve seats.
  • Flow cross sections of lines through which the fluid flow flows are assigned to the valve seats.
  • the valve members can be positioned within the line.
  • Electromagnetic drives with electric motors are increasingly being used to position the valve members.
  • a rotor of the electromagnet is driven, which is connected to the valve member via coupling elements such as an actuating rod.
  • the actuating rod is guided through a housing opening in the line in order to connect the electromagnetic drive, which is arranged outside of the line, for actuating the valve member to the latter in terms of force transmission.
  • a water valve with a water-carrying line section in which a valve member is arranged, which can be adjusted to close and release the line section by means of a translationally movable actuating rod.
  • An electric motor is provided to actuate the actuating rod, wherein the stator of the electric motor is arranged in a separate housing part and the rotor is connected in terms of force transmission to the actuating rod in such a way that a rotation of the rotor is converted into a translational movement of the actuating rod.
  • the rotor and stator are separated from each other by a non-magnetic sleeve.
  • an additional housing plug is provided for connecting the two housing parts.
  • EP 2909515 Bi there is the sealing problem described above and the associated energy losses. Furthermore, the construction of the water valve according to EP 2909515 Bi is complex and requires a large amount of space transverse to the water flow direction.
  • a control valve for adjusting a fluid flow in particular in a motor vehicle
  • the control valve can also be designed or referred to as a fluid valve.
  • Generic control valves are used, for example, in motor vehicles, in particular in the motor vehicle engine area and/or in the motor vehicle battery area in motor vehicles operated by electric motors, for their thermal management, i.e. for distributing, mixing, shutting off and the like of fluid flows, such as coolant flows.
  • the control valve includes a fluid-carrying fluid housing.
  • the fluid housing can have a fluid channel.
  • the fluid housing can have a fluid inlet connector and a fluid outlet connector for coupling to a line system of a motor vehicle.
  • the fluid can enter the fluid housing via the fluid inlet connection and leave it again via the fluid outlet connection.
  • a valve chamber, in which a valve member can be moved to close and at least partially open the fluid housing, in particular the fluid channel, can be located between the fluid inlet connection and the fluid outlet connection, viewed in the flow direction of the fluid.
  • the control valve also includes an adjustable valve member which is rotatable about a rotational control axis in order to close and at least partially open the fluid housing, in particular the fluid channel.
  • the valve member can therefore also be referred to as a rotary piston or be designed.
  • the space in which the valve member can rotate about its rotational adjustment axis can be referred to as the valve space.
  • At least one seal can be arranged between the valve member and the valve housing, which seal ensures tightness when the valve member or the control valve is in the closed state.
  • the rotational adjustment axis is arranged essentially perpendicularly to the direction of flow of the fluid through the fluid housing and/or to the longitudinal extension of the fluid housing, in particular the fluid inlet and fluid outlet connections.
  • the valve member can be mounted in such a way that there is essentially only one degree of freedom of rotational movement of the valve member.
  • the control valve also comprises an electromagnetic drive with a rotor coupled to the valve member in a positive and/or non-positive manner and with a stator associated with the rotor.
  • the electromagnetic drive can be an electric motor, for example.
  • the stator is housed in a drive housing that is hermetically separated from the fluid housing.
  • the rotor could also be accommodated in the separate drive housing.
  • the other component of the rotor and stator, in particular the rotor can be accommodated in the fluid housing.
  • the drive housing can be referred to as that housing part of the control valve that essentially accommodates the components of the electromagnetic drive.
  • the drive housing can also be manufactured separately from the fluid housing and be provided as a preassembled unit including the electromagnetic components of the drive.
  • a non-contact, contact-free power transmission from the drive to the valve member is implemented.
  • an actuating or valve rod extending through the housing parts, which frictionally connects the drive to the valve member, and in particular transmits a rotational drive force of the drive into a rotational movement of the actuator.
  • seals There is no need for seals.
  • a Another advantage is that the control valve is significantly more efficient compared to the prior art. The frictional forces occurring between the actuating or valve rod and its seal relative to the housing parts no longer have to be overcome when actuating the valve member in the case of contact-free and non-contact power transmission.
  • a control valve in particular a fluid valve, is provided for adjusting a fluid flow, in particular in a motor vehicle.
  • the control valve includes a fluid-carrying fluid housing.
  • the fluid housing can have a fluid channel.
  • the fluid housing can have a fluid inlet connector and a fluid outlet connector for coupling to a line system of a motor vehicle.
  • the fluid can enter the fluid housing via the fluid inlet connection and leave it again via the fluid outlet connection.
  • a valve chamber, in which a valve member can be moved to close and at least partially open the fluid housing, in particular the fluid channel, can be located between the fluid inlet connection and the fluid outlet connection, viewed in the flow direction of the fluid.
  • the control valve also includes a valve member that can be adjusted, in particular rotated about a rotational adjustment axis, to close and at least partially open the fluid housing, in particular the fluid channel.
  • the valve member can be designed as a rotary piston.
  • the space in which the valve member can rotate about its rotational control axis or can be displaced along its translation control axis can be referred to as the valve space.
  • At least one seal can be arranged between the valve member and the valve housing, which seal ensures tightness when the valve member or the control valve is in the closed state.
  • the rotational adjustment axis is arranged essentially perpendicularly to the direction of flow of the fluid through the fluid housing and/or to the longitudinal extension of the fluid housing, in particular the fluid inlet and fluid outlet connections.
  • the control valve comprises an electromagnetic drive with a positive and / or non-positively coupled to the valve member and from the drive actuated rotor.
  • the rotor is arranged in the fluid housing in such a way that, at least in the open state of the valve member, the fluid flow flows around the rotor.
  • the coupling points between the rotor and the valve member are lubricated by fluid, in particular permanently, at least in the open state of the valve member.
  • the second measure according to the invention also makes it possible to dispense with an actuating or valve rod extending through the fluid housing and the drive housing and the sealing problems associated therewith.
  • the rotor is non-rotatably coupled to the valve member. It can thus be ensured that the rotary drive force of the electromagnetic drive is transmitted without loss to the valve member in order to position it, in particular to close it or at least partially open it.
  • the valve member can be rotatable about a rotational adjustment axis for adjustment. Accordingly, the valve member can be designated or designed as a rotary piston.
  • the valve member can, for example, be arranged in a fixed or stationary manner with respect to its axial position in relation to the rotational adjustment axis. For example, there can be only one degree of freedom of rotational movement of the valve member.
  • the valve member is rotatably mounted with respect to the drive housing and the fluid housing.
  • the valve member is mounted on the drive housing and the fluid housing via a respective bearing, in particular a rotary bearing.
  • the bearings can be realized by a bearing journal on the valve member side and a bearing depression on the housing part side, which engage in one another.
  • the valve member has a bearing pin which faces the fluid housing and which interacts with a bearing depression on the fluid housing side.
  • the valve housing can have a bearing recess facing the drive housing, which is connected to a drive housing-side Bearing pin interacts.
  • the bearings can be in axial alignment with one another and/or oriented along the rotational adjustment axis.
  • the bearings are arranged in particular in the fluid housing in such a way that fluid flows permanently around them. In this way, the bearings can be continuously lubricated. No additional lubricant supply is required. Lubrication can only be realized via the fluid flow that is flowing anyway.
  • the rotor and a stator of the electromagnetic drive and possibly a bearing for mounting the valve member on the drive housing, such as a bearing pin are arranged at the same height in relation to the rotational adjustment axis.
  • the installation space in the direction of the rotational adjustment axis can be kept as small as possible.
  • the bearing can be surrounded radially with respect to the rotational adjustment axis by the rotor, which in turn can be radially surrounded with respect to the rotational adjustment axis by the stator.
  • the fluid housing and the drive housing are integrally connected to one another.
  • the integral connection can be achieved, for example, by welding, in particular laser welding or friction welding, or soldering. Due to the integral connection of the housing parts, additional sealing measures, in particular sealing elements, can be dispensed with.
  • the fluid housing and drive housing are attached to one another by means of laser welding, with the radially inner component, for example the fluid housing, being made of a laser-absorbing material or material, in particular plastic material, while the radially outer component, for example the drive housing, is made of a laser-transparent material or material , In particular made of plastic material.
  • the fluid housing and the drive housing are free of a passage connecting the fluid housing and the drive housing, in particular for a passage that transmits the driving force of the drive to the valve member Power transmission component, such as an adjusting rod. It is thus possible to completely insulate or hermetically separate the drive housing from the fluid housing. This means that there are no weak points with regard to the sealing or tightness of the housing parts.
  • the drive housing is closed with a cover, in particular with a material connection.
  • the cover can have or carry an electrical connection point, such as an electrical device plug.
  • the cover with the electrical connection point ensures simple assembly or electrical connection to an energy source and/or a simple electrical connection, for example to a control unit, in particular of the motor vehicle.
  • the cover can hermetically seal the drive housing. They can be attached to one another, for example, by means of laser welding or friction welding, with laser welding making sure that the radially inner component, for example the cover, is made of a laser-absorbing material, in particular plastic material, while the radially outer component, for example the drive housing, is made of a laser-transparent material Material, in particular plastic material, is produced.
  • a gas-permeable membrane that is liquid-repellent can be used here.
  • the gas-permeable membrane can be arranged, for example, in the drive housing or in the cover.
  • the membrane can be clamped at the edge, ie radially on the outside in relation to the axis of rotation of the rotary piston, and/or can be positioned in a lattice cage for mechanical protection.
  • the lattice cage can be part of the cover.
  • the membrane can have a round or square shape.
  • the membrane is welded in, especially from the inside, and possibly protected with a lattice cage. In principle, it must also be ensured that the membrane is fixed fluid-tight in the cover or in the lattice cage. Furthermore, the membrane should be selected so that its membrane surface is used for gas exchange and keeps moisture away.
  • the drive is coupled in a force-transmitting manner to the valve member via a planetary gear. It it was found that sealing elements between the valve member and the fluid housing may be necessary in order to ensure the desired tightness in the various valve positions of the control valve. The resulting increased effort required to actuate the control valve member can be compensated for by providing a planetary gear.
  • the planetary gear makes it possible to use inexpensive and/or low-power electromagnetic drives.
  • the planetary gear is arranged in particular in such a way that fluid flows around it, in particular permanently, at least when the valve member is in the open state.
  • the open state of the valve member in particular continuous lubrication of the planetary gear, in particular of the components of the planetary gear that mesh with one another, can be made possible.
  • the planetary gear has planet wheels which are rotatably mounted on the valve member or the drive housing and interact with an external ring gear arranged on the valve member, the fluid housing or the drive housing to move the control member.
  • the valve member or the drive housing can have bearing journals oriented in particular in the direction of rotation of the valve member, which are particularly integrally formed on the valve member or the drive housing and relative to which the planet wheels are rotatably mounted.
  • the planet gears can have a shaft which is connected in a rotationally fixed manner to the planet gears and which is rotatably accommodated or mounted in a corresponding bearing in the valve member.
  • the outer ring gear is introduced into the valve member, the fluid housing or the drive housing, in particular made in one piece with the fluid housing, valve member or drive housing.
  • an inner wall of the fluid housing, the drive housing or the valve member can be provided with the outer ring gear.
  • the fluid housing can be sealed off from the drive housing with a cover, in particular in a fluid-tight manner, preferably hermetically.
  • the planet gears can run on bolts located in the drive housing. In return, a groove can be provided in the valve member, in which the bolts can run freely.
  • a line system for a motor vehicle in particular for cooling an engine or for providing an anode and/or cathode current in a fuel cell
  • the line system includes a control valve according to one of the aspects described above or exemplary embodiments.
  • the line system can be used, for example, to connect a fluid source, in particular a coolant source, to a motor vehicle component to be cooled and/or to be supplied with the fluid.
  • Figure i shows a perspective view of an exemplary embodiment of a control valve according to the invention
  • FIG. 2 shows a plan view of the control valve according to FIG. 1;
  • FIG. 3 is a sectional view of the control valve of Figures 1 and 2 along the line
  • Figure 4 is a sectional view of the control valve of Figures 1 to 3 along the line
  • FIG. 5 shows a further exemplary embodiment of a control valve according to the invention.
  • FIG. 6 shows a sectional view of the control valve of FIG. 5 along the line VI-VI in FIG. 5;
  • FIG. 7 shows a further exemplary embodiment of a control valve according to the invention.
  • FIG. 8 shows a sectional view of the control valve of FIG. 5 along the line VIII--VIII in FIG. 7;
  • FIG. 9 shows a further exemplary embodiment of a control valve according to the invention.
  • Figure io is a sectional view of the control valve of Figure 9 along the line X-X in Figure 9.
  • control valve (1) is used, for example, in a motor vehicle for its thermal management and is used to distribute, mix, shut off and/or adjust fluid flows.
  • the control valve (1) in particular a fluid valve, essentially comprises the following main components: an electromagnetic drive (3); a fluid-carrying housing (5); and an adjustable valve member (7) for closing and at least partially releasing the fluid housing (5) (see Figure 3).
  • the fluid housing (5) comprises a fluid inlet connection (9, 11) and a fluid outlet connection (11, 9) for connection to a line system, for example a motor vehicle.
  • the connectors (9, 11) are designed as hollow, cylindrical tube sections and extend along a common longitudinal axis A. Viewed in the direction of flow, between the fluid inlet connector and the fluid outlet connector (9, 11) is a valve chamber (13), which is the area inside the fluid housing (5) constitutes, in which the valve member (7) can move during an actuating movement.
  • the fluid housing (5) is firmly and cohesively connected to a drive housing (15) of the electromagnetic drive (3).
  • the drive housing (15) in turn has a cover (17) which is firmly and cohesively connected to the drive housing (15) and has an electrical connection point (19).
  • the drive housing (15) including the cover (17) sits essentially centrally on the valve chamber area (13) of the fluid housing (5).
  • the cover (17) hermetically seals the drive housing (15).
  • the attachment to each other can be done, for example, by means of laser welding or hoop welding, with laser welding it being important to ensure that the radially inner component, here the cover (17) is made of a laser-absorbing material, in particular plastic material, while the radially outer component, here the drive housing (15) is made of a laser-transparent material, in particular a plastic material.
  • the control valve (1) according to FIGS. 1 to 4 is used, for example, to set a fluid flow, such as a coolant flow, entering via the fluid inlet connection (9, 11), i.e. a fluid volume, in particular coolant volume, exiting via the fluid outlet connection of the control valve (1). , set.
  • the control valve can open, close or partially release the full flow cross-section within the fluid valve (5), depending on requirements or adjustments, which can be made, for example, by higher-level control electronics, such as motor vehicle electronics.
  • the electrical connection can be made, for example, via the electrical connection point (19).
  • FIG. 2 shows a plan view of the control valve (1) according to FIG. 1.
  • a line III-III is also drawn in FIG. 2, according to which the sectional view according to FIG. 3 is generated.
  • the functioning of the control valve (1) is described in more detail with reference to FIG.
  • control valve (7) is housed inside the fluid housing (5) and is mounted so as to be rotatable about an axis of rotation which is indicated by the reference numeral (R).
  • the control valve (7) according to the exemplary embodiments is a rotary piston.
  • the rotary piston has a central bore (21) which is aligned with respect to a fluid passage (23) defined by the fluid housing (5) in order to permit fluid flow through the control valve (1).
  • the fluid channel (23) is formed by the tubular fluid inlet connection (9, 11), the tubular
  • Fluid outlet connection (11, 9) and the inner bore (21) of the valve member (7) can be arranged between the valve member (7) and the inner wall of the fluid housing (5) in order to ensure tightness in the closed position (5).
  • the seals (25, 27) are arranged in the area of a valve seat (29) of the fluid housing (5), which cooperates with the valve member (7) to close and in particular to open the fluid channel (23).
  • the fluid housing (5) comprises an annular flange (31) extending away from the cylindrical outer lateral surfaces of the fluid inlet and fluid outlet connections (9,11) and at least partially delimiting the valve chamber (13), on which the Drive housing (15) is seated.
  • a front end (33) of the annular flange (31) is materially connected to the drive housing (15), in particular welded.
  • the drive housing (15) is closed in the direction of the fluid housing (5).
  • the drive housing (15) has a shell shape.
  • the fluid housing (5) is open to the environment in the area of the annular flange (31), in particular in the direction of the drive housing (15) and is closed by the latter, in particular hermetically sealed. In this respect, the fluid housing (5) is hermetically separated from the drive housing (15). Fluid from the fluid housing (5) cannot get into the drive housing (15).
  • the essential components of the electromagnetic drive (3) are accommodated within the drive housing (15), apart from the rotor (35), which is accommodated within the fluid housing (5).
  • the stator (37) in particular consisting of the coil (39) and yoke (41), indicated in Figure 4, is oriented essentially perpendicular to the axis of rotation (R) and the rotor (35) surrounds radially on the outside.
  • the rotor (35) arranged in the fluid area is positively and/or non-positively coupled to the valve member (7) in order to communicate the rotary drive force generated by the electromagnetic drive (3) to the valve member for actuating the same.
  • the power transmission between the stator (37) and the rotor (35) takes place without contact and without contact, namely by magnetism.
  • a printed circuit board (40) is also provided.
  • the rotatable mounting of the rotary piston valve member (7) can also be seen in FIG.
  • the rotatable mounting is realized via rotary bearings (41, 43), through which the axis of rotation (R) runs.
  • the advantage of the embodiment according to FIG. 3 is that the radial bearings (41, 43) are located in the fluid area, that is, at least in the open valve member state, the fluid flows or flows around them. This entails reliable, in particular permanent, lubrication of the bearings (41, 43).
  • the bearings (41, 43) are realized by peg-recess engagement structures.
  • the bearing (41) of the valve member (7) on the valve housing (5) takes place via a bearing pin (45) on the valve member side, which engages in a bearing recess on the fluid housing side.
  • the bearing (43) on the drive housing side is realized via the bearing pin (49) on the drive housing side, which is divided into a valve member-side bearing recess (51) engages. It has been found according to the invention that even when the rotor (35) and stator (37) are hermetically separated, there is reliable power transmission between the electromagnetic actuator (3) and the control valve (7) to be actuated.
  • control valve (1) can be made significantly more compact and additional sealing measures can be dispensed with. Another advantage is that a significantly more efficient and less expensive control valve (1) can be created. Less expensive and/or less powerful electromagnetic actuators (3) can be used.
  • FIG. 4 shows a further partial sectional view of the control valve (1), which was generated using the line IV-IV from FIG.
  • the sectional view according to FIG. 4 essentially serves to illustrate the structure of the electromagnetic drive (3).
  • the electromagnetic drive (3) which is an electric motor, for example, consists of three stator units (37), each of which includes a yoke (41) and a coil (39) wound around it.
  • the stator units (37) are arranged concentrically with respect to the central valve member (7) and the rotor (35) which is non-rotatably connected to the valve member.
  • the electromagnetic drive (3) is connected to the valve member (7) via a planetary gear, which is generally indicated by the number (53).
  • a planetary gear which is generally indicated by the number (53).
  • a first embodiment of a control valve (1) according to the invention with a planetary gear (53) for force-transmitting coupling between drive (3) and valve member (7) is described.
  • the driving force provided by the drive (3) is communicated via the rotor (35) to the planetary gear (53), whose output toothing drives the valve member (7).
  • the output toothing has a central sun wheel (55), three planetary wheels (57) rotating around the sun wheel (55) and an outer ring gear (59).
  • the planet gears (57) mesh both with the sun gear (55) and with the outer ring gear (59), which is arranged on the valve member side, in particular is introduced or incorporated into the valve member (7).
  • the outer ring gear (59) can be made in one piece with the valve member (7).
  • the valve member (7) comprises an annular base (73) extending radially outwards and an adjoining, circumferential annular flange (71) which is oriented essentially perpendicular to the base (73) and on the radial inside of which the outer ring (59) is formed is.
  • the base (73) and the annular flange (71) are designed in such a way that the annular flange (71) can surround or enclose the planetary gears (53) radially on the outside, so that the planetary gears (53) are essentially completely and circumferentially separated from the valve member (7 ) are bordered.
  • the driving force is transmitted from the rotor (35) to the sun gear (55), which is mounted on a bearing journal (61) of the valve member (7).
  • the bearing journal (61) is arranged essentially coaxially to the axis of rotation R.
  • the driven sun gear (55) drives the planetary gears (57), which are supported on the outer rim (59) and drive the valve member (7), i. H. set in a rotational movement around the axis of rotation R.
  • the planet gears (57) are in turn rotatably mounted with respect to the valve member (7) and the drive housing (15) via bearing journals (65) on the drive housing side.
  • the bearing journals (65) on the drive housing extend downward parallel to the axis of rotation R in the direction of the fluid housing (5).
  • the bearing journals (65) on the drive housing each project into a recess formed in the valve member (7), which acts as a bearing (67) for the bearing journals (65).
  • the bearings (67) also guide the valve member (7) relative to the drive housing (15) during its rotational movement.
  • FIGS. 7 and 8 or 9 and 10 differ from the embodiment of FIGS. 5 and 6 in the output toothing.
  • One difference is that the planet gears (57) are rotatably mounted with respect to the bearing journals (63) on the valve member side, which are oriented essentially parallel to the axis of rotation R.
  • the drive housing (15) of the embodiments of FIGS. 7 and 8 or 9 and 10 therefore has no bearing journals (65) on the drive housing side.
  • the annular base (73) of the valve member (7) according to Figures 7 to 10 is dimensioned smaller in the radial direction than the base (73) of the valve member (7) according to Figure 5. Furthermore, the valve member (7) of Figures 7 to 10 does not include one Ring flange (71) which has the output gearing.
  • the drive housing (15) comprises a toothed flange (77) which extends parallel to the axis of rotation R in the direction of the fluid housing (5) and on which the output toothing is formed radially on the inside.
  • the drive housing (15) can be inserted or pushed telescopically into the fluid housing (5) by means of the toothed flange (77). For example, assembly can take place with the formation of a press fit between the drive housing (15) and the fluid housing (5).
  • the outer ring (59) is part of the fluid housing (5).
  • the annular flange (31) opens into a fastening flange (75) which, on its radial inner side, encloses the outer rim (59) to form the output toothing with the planet gears (53).
  • the drive housing (15) is not pushed or inserted telescopically into the fluid housing (5), but, essentially analogously to the embodiment according to Figure 3, on a front end (33) of the annular flange (31 ) or the mounting flange (75).
  • a cover (69) designed essentially as a flat plate is used to fix the position of the planet gears (57) in the planetary gear (53).
  • the outer rim (59) can be arranged on the cover side (not shown) or on the fluid housing side (FIGS. 9 and 10), namely on an inner wall of the fluid housing (5).
  • the outer ring gear (59) can be made in one piece with the fluid housing (5).
  • the fluid housing (5) and drive housing (15) as well as the drive housing (15) and cover (17) are fastened to one another by means of laser welding.
  • the substantially flat cover (17) can be adapted to a dimension of the drive housing (15) in terms of its dimension transverse to the axis of rotation R, in particular such that the cover (17) is flush with the drive housing (15).
  • the cover (17) has a peripheral welding flange (79) which bears against an inside (81) of the drive housing (15) and is welded to it.
  • the radially inner component, here the drive housing (15) is made of a laser-absorbing material, in particular plastic material
  • the radially outer component, here the cover (17) is made of a laser-transparent material, in particular a plastic material.
  • the fluid housing and drive housing are also attached to one another by means of laser welding, with the radially inner component, namely the fluid housing (5), being made from a laser-absorbing material, in particular plastic material, while the radially outer component, namely the drive housing (15), is made from a laser-transparent material, in particular a plastic material.
  • the drive housing (15) has a welding flange (83) to be positioned radially on the outside in relation to the fluid housing (5), and the fluid housing (5) has a welding flange (83) with respect to the welding flange (83) to be positioned radially on the inside.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electrically Driven Valve-Operating Means (AREA)

Abstract

La présente invention concerne une soupape de commande (1), en particulier une soupape de fluide, pour réguler un écoulement de fluide, en particulier d'un véhicule automobile, comprenant un boîtier de fluide de guidage de fluide (5), un élément soupape réglable (7) qui peut tourner autour d'un axe de réglage de rotation (R) pour fermer et au moins partiellement libérer le boîtier de fluide, et un entraînement électromagnétique (3) doté d'un rotor (35) qui est accouplé par complémentarité de forme et/ou par friction à l'élément soupape, et d'un stator (37) associé au rotor, le stator étant logé dans un carter d'entraînement (15) qui est séparé hermétiquement du boîtier de fluide.
PCT/EP2021/070887 2020-08-28 2021-07-26 Soupape de commande et système de ligne WO2022042974A1 (fr)

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DE102020122602 2020-08-28
DE102020122602.0 2020-08-28
DE102021103590.2 2021-02-16
DE102021103590.2A DE102021103590A1 (de) 2020-08-28 2021-02-16 Stellventil und Leitungssystem

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WO2022042974A1 true WO2022042974A1 (fr) 2022-03-03

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020207574A1 (fr) * 2019-04-10 2020-10-15 Pierburg Gmbh Soupape à tiroir rotatif pour véhicule automobile
DE102022111976A1 (de) 2022-05-12 2023-11-16 Woco Industrietechnik Gmbh Stellventil und Leitungssystem

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2428645Y (zh) * 2000-01-08 2001-05-02 胡彬 旋转锥芯脉冲电磁阀
WO2018137952A1 (fr) * 2017-01-24 2018-08-02 Pierburg Gmbh Distributeur à tiroir rotatif
WO2020134613A1 (fr) * 2018-12-24 2020-07-02 浙江三花汽车零部件有限公司 Clapet à bille

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2996900B1 (fr) 2012-10-16 2015-08-07 Sonceboz Sa Vanne munie d'un actionneur lineaire polyphase pour dosage sous haute pression

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2428645Y (zh) * 2000-01-08 2001-05-02 胡彬 旋转锥芯脉冲电磁阀
WO2018137952A1 (fr) * 2017-01-24 2018-08-02 Pierburg Gmbh Distributeur à tiroir rotatif
WO2020134613A1 (fr) * 2018-12-24 2020-07-02 浙江三花汽车零部件有限公司 Clapet à bille

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