WO2020115050A1 - Système de soupape - Google Patents

Système de soupape Download PDF

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Publication number
WO2020115050A1
WO2020115050A1 PCT/EP2019/083510 EP2019083510W WO2020115050A1 WO 2020115050 A1 WO2020115050 A1 WO 2020115050A1 EP 2019083510 W EP2019083510 W EP 2019083510W WO 2020115050 A1 WO2020115050 A1 WO 2020115050A1
Authority
WO
WIPO (PCT)
Prior art keywords
actuator
detection unit
valve device
fluid
designed
Prior art date
Application number
PCT/EP2019/083510
Other languages
German (de)
English (en)
Inventor
Rachid Chamoue
Georg Reeb
Detlef Prahl
Original Assignee
Robert Bosch 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 Robert Bosch Gmbh filed Critical Robert Bosch Gmbh
Publication of WO2020115050A1 publication Critical patent/WO2020115050A1/fr

Links

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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0033—Electrical or magnetic means using a permanent magnet, e.g. in combination with a reed relays
    • 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
    • F16K11/00—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves
    • F16K11/02—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit
    • F16K11/04—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves
    • F16K11/048—Multiple-way valves, e.g. mixing valves; Pipe fittings incorporating such valves with all movable sealing faces moving as one unit comprising only lift valves with valve seats positioned between movable valve members
    • 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
    • F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
    • F16K31/0603—Multiple-way valves
    • F16K31/0624—Lift valves
    • F16K31/0634—Lift valves with fixed seats positioned between movable valve members
    • 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
    • F16K37/00—Special means in or on valves or other cut-off apparatus for indicating or recording operation thereof, or for enabling an alarm to be given
    • F16K37/0025—Electrical or magnetic means
    • F16K37/0041—Electrical or magnetic means for measuring valve parameters
    • 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
    • F16K49/00—Means in or on valves for heating or cooling
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D2205/00—Indexing scheme relating to details of means for transferring or converting the output of a sensing member
    • G01D2205/40—Position sensors comprising arrangements for concentrating or redirecting magnetic flux

Definitions

  • a valve device in particular a solenoid valve, with at least one fluid channel, with at least one actuator for opening and / or closing the fluid channel and with at least one electromagnetic drive unit for actuating the actuator, has already been proposed.
  • the invention is based on a valve device, in particular a solenoid valve, with at least one fluid channel, with at least one actuator for opening and / or closing the fluid channel and with at least one electromagnetic drive unit for actuating the actuator.
  • a valve device in particular a solenoid valve, with at least one fluid channel, with at least one actuator for opening and / or closing the fluid channel and with at least one electromagnetic drive unit for actuating the actuator.
  • valve device comprises at least one detection unit which is set up to detect at least one actuating position of the actuator independently of the drive.
  • the valve device is preferably provided to regulate a fluid flow in a heating and / or cooling system, such as a heat pump, a central heating system, an air conditioning system or the like.
  • the Ventilvor direction is designed as a control valve.
  • the valve device preferably comprises at least one base body on which the fluid channel is arranged.
  • the fluid channel is preferably limited by the base body.
  • the fluid channel to a line of at least one fluid is preferably a heating and / or Cooling system, in particular a fluid circulating in a fluid circuit of the heating and / or cooling system, is provided.
  • the fluid can, in particular, be designed as water, as water vapor, as a refrigerant or as another fluid that appears useful to a person skilled in the art.
  • the fluid channel preferably has at least one fluid inlet for a fluid supply.
  • at least one fluid line of a heating and / or cooling system preferably at least essentially fluid-tight, can be connected to the fluid inlet.
  • the fluid channel preferably comprises a single fluid inlet.
  • the fluid channel preferably has at least one fluid outlet for fluid discharge.
  • at least one further fluid line of a heating and / or cooling system preferably at least essentially fluid-tight, can be connected to the fluid outlet.
  • the fluid channel preferably comprises at least two fluid outlets.
  • the term “intended” is to be understood in particular to be specially equipped and / or furnished.
  • “Set up” is to be understood in particular to be specially programmed and / or specially designed. The fact that an object is provided or set up for a specific function should in particular be understood to mean that the object fulfills and / or executes this specific function in at least one application and / or operating state.
  • the actuator is preferably provided for opening and / or closing the fluid channel, in particular for opening and / or closing a fluid connection between at least one fluid inlet and at least one fluid outlet of the fluid channel.
  • the actuator in particular linear, is slidably mounted within the fluid channel.
  • the actuator is designed as a linear actuator.
  • the actuator is preferably designed in the form of a rod.
  • the actuator preferably comprises at least one sealing element, in particular a sealing cone, a sealing ring or the like, for at least in some areas at least substantially fluid-tight sealing of the fluid channel.
  • the fluid channel has at least one constriction area, in which the actuator, in particular the sealing element of the actuator, can at least essentially close the fluid channel in a fluid-tight manner and in particular can prevent a fluid flow through the constriction area.
  • the narrowing region is preferably arranged, viewed along a fluid flow direction through the fluid channel, between at least one fluid inlet and at least one fluid outlet of the fluid channel.
  • the fluid channel preferably has one first constriction area, which is arranged along a fluid flow direction through the fluid channel, between the fluid inlet of the fluid channel and a first fluid outlet of the fluid channel.
  • the fluid channel preferably has a second constriction region, which, viewed along a fluid flow direction through the fluid channel, is arranged between the fluid inlet of the fluid channel and a second fluid outlet of the fluid channel.
  • the actuator preferably has at least two sealing elements, in particular a first sealing element of the actuator being provided to close the fluid channel in the first constriction area at least substantially in a fluid-tight manner and a second sealing element of the actuator being provided to at least in the fluid channel in the second constriction area To be closed essentially fluid-tight.
  • the first sealing element and the second sealing element viewed along a longitudinal axis of a rod-like base element of the actuator, are arranged at a distance from one another.
  • a “longitudinal axis” of an, in particular circular-cylindrical, object is, in particular, an axis which is oriented at least substantially perpendicular to a cross-sectional area of the object spanned by transverse extensions, in particular cylindrical radii, of the object.
  • the expression “essentially vertical” is intended in particular to define an orientation of a direction relative to a reference direction, the direction and the reference direction, viewed in particular in one plane, enclosing an angle of 90 ° and the angle a maximum deviation of in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 °.
  • the actuator preferably has at least one open position and at least one closed position.
  • the first sealing element is arranged on the base element of the actuator in such a way that the first sealing element in the closed position closes the fluid channel in the first constriction area at least substantially in a fluid-tight manner, in particular prevents a fluid flow from the fluid inlet to the first fluid outlet.
  • the second sealing element is arranged on the base element of the actuator such that the second sealing element opens the fluid channel in the second constriction region in the closed position, in particular allows fluid flow from the fluid inlet to the second fluid outlet.
  • the second sealing element is arranged on the base element of the actuator such that the second sealing element in the open position closes the fluid channel in the second constriction area at least substantially in a fluid-tight manner, in particular prevents a fluid flow from the fluid inlet to the second fluid outlet.
  • the first sealing element is arranged on the base element of the actuator such that the first sealing element in the open position opens the fluid channel in the first constriction region, in particular allows fluid flow from the fluid inlet to the first fluid outlet.
  • the actuator is dependent on an actuating position of the actuator alternately to at least substantially fluid-tight sealing of a fluid connection between the fluid inlet and the first fluid outlet, in particular a fluid connection between the fluid inlet and the second fluid outlet being opened at the same time, and between the Fluid inlet and the second fluid outlet, in particular at the same time a fluid connection between the fluid inlet and the first fluid outlet is provided.
  • the actuator is provided as a function of an actuating position of the actuator for at least substantially fluid-tight closing and opening of a fluid connection between the single fluid outlet and the fluid inlet.
  • the drive unit is provided for actuating the actuator, in particular for displacing the actuator at least between the open position and the closed position of the actuator.
  • the drive unit is preferably designed as a magnetic actuator.
  • the drive unit comprises at least one controllable electromagnet, in particular a magnet coil.
  • the drive unit is preferably arranged on the base body of the valve device outside the fluid channel.
  • the actuator extends at least in sections into a region of the drive unit.
  • the actuator preferably has at least one actuating element arranged on the base element of the actuator, in particular special, viewed along the longitudinal axis of the base element, spaced apart from the first sealing element and the second sealing element.
  • the actuating element is magnetically designed and can preferably be moved by the drive unit.
  • the actuating element is preferably connected in a stationary manner to the basic element of the actuating element such that a movement of the actuating element corresponds to a movement of the complete actuating element, in particular along the longitudinal axis of the basic element.
  • the detection unit is preferably set up to detect at least one position of the actuator independently of the drive, in particular independently of detection of parameters of the drive unit, for example an actuation signal of the drive unit, a coil current of the electromagnet of the drive unit or the like.
  • the detection unit is preferably set up to detect at least two different actuating positions of the actuator, in particular the open position and the closed position of the actuator.
  • the detection unit is preferably designed as an electromagnetic detection unit.
  • the detection unit is set up to detect an actuating position of the actuator as a function of a magnetic flux density, in particular as a function of a change in the magnetic flux density.
  • the detection unit preferably comprises at least one sensor element, in particular a magnetic sensor.
  • the detection unit comprises at least one activation element, in particular arranged on the actuator, in particular a magnet, the magnetic flux density of which, in particular, can be detected by the magnetic sensor.
  • the detection unit as an electrical detection unit, for example for detecting a change in an electric field, as an optical detection unit, for example for detection by means of a light barrier, as a mechanical detection unit, for example for detection via a mechanical connection to the actuator, or as a different, a person skilled in the art as sensible detection unit is formed.
  • an adjusting position of an actuator can advantageously be checked.
  • a diagnostic function can advantageously be provided with regard to an actuating position of the actuator. Error detection can advantageously be made possible.
  • An advantageously user-friendly and user-safe valve device can be provided.
  • the detection unit be set up to be independent of the drive, at least between an open position of the actuator and to distinguish a closed position of the actuator.
  • the detection unit is preferably set up as a function of the open position and of the closing position to output different, in particular electrical, position signals.
  • the sensor element of the detection unit is preferably arranged in a stationary manner on the base body of the valve device.
  • the activation element of the detection unit is preferably fixed to the actuator, in particular to the base element of the actuator.
  • the activation element is arranged in a stationary manner on the base body and the sensor element is fixed in a stationary manner on the actuator. In particular, a position of the activation element changes relative to the sensor element as a result of a movement of the actuator.
  • the activation element in the open position of the actuator has a position relative to the sensor element different from a position relative to the sensor element in the closed position of the actuator.
  • the sensor element of the detection unit in the open position of the actuator detects a magnetic flux density of the activation element different from a magnetic flux density of the activation element in the closed position of the actuator.
  • the sensor element in the open position of the actuator detects a different magnetic flux density of the activation element with respect to the amount and / or polarity of the magnetic flux density than in the closed position of the actuator.
  • the detection unit is preferably set up to output a position signal corresponding to the open position or the closed position of the actuator depending on a detected magnetic flux density.
  • a distinction can advantageously be made between the open position and the closed position of the actuator.
  • a user can be comfortably provided with feedback about a current switching state of the valve device.
  • the valve device comprises at least one electronic unit which is set up to compare at least one position signal of the detection unit with at least one actuating signal of the drive unit, in particular for error detection.
  • An “electronics unit” is understood to mean in particular a unit with at least one control electronics.
  • Control electronics is to be understood in particular to mean a unit which at least contains an electrical current in a gas, in a conductor a vacuum and / or advantageously influenced in a semiconductor.
  • the control electronics preferably have at least one transistor, particularly preferably at least one microprocessor.
  • the electronics unit is at least partially formed as a microprocessor, as an integrated circuit or the like.
  • the electronics unit can preferably have at least one memory unit and an operating program, in particular stored in the memory unit.
  • the electronics unit is preferably arranged outside the fluid channel.
  • An “actuating signal” of the drive unit is in particular a, in particular special, electrical signal of the drive unit that can be detected and / or output when the drive unit is actuated.
  • the control signal of the drive unit can be designed in particular as an actuation signal of the drive unit, as a coil current of the electromagnet of the drive unit or as another control signal which appears to be useful to a person skilled in the art.
  • the electronics unit is set up to detect control signals of the drive unit. Alternatively, it is conceivable that the drive unit is set up to output control signals to the electronics unit.
  • the electronics unit is preferably set up to monitor an operation of the valve device as a function of a comparison of the position signal of the detection unit with the control signal of the drive unit, in particular to determine errors in an operation of the valve device.
  • the electronics unit is set up to output a success message or an error message as a function of a comparison of the position signal of the detection unit with the control signal of the drive unit.
  • the electronic unit is preferably set up to output a success message as a function of a determined correct operation of the valve device.
  • the electronics unit is set up to issue an error message as a function of a determined error during operation of the valve device.
  • the electronic unit is dependent on a position signal of the detection unit corresponding to a closed position of the actuator in combination with an actuating signal of the drive unit corresponding to an actuation of the actuator to move into the closed position to output a success message, preferably with an indication of the closed position of the actuator, set up.
  • the electronics unit is a function of a position signal of the detection unit. chend an open position of the actuator in combination with an actuating signal of the drive unit corresponding to an actuation of the actuator to a movement in the open position to issue a success message, preferably with a reference to the open position of the actuator.
  • the electronic unit is set up as a function of a position signal of the detection unit corresponding to a closed position of the actuator in combination with an actuating signal of the drive unit according to an actuation of the actuator to move into the open position to issue an error message.
  • the electronic unit is set up as a function of a position signal of the detection unit corresponding to an open position of the actuator in combination with an actuating signal of the drive unit corresponding to an actuation of the actuator to move into the closed position to output an error message.
  • a diagnostic function can advantageously be provided for the valve device. User-friendly operational monitoring of the valve device can advantageously be achieved.
  • control signal of the drive unit is formed as an electrical current through at least one magnetic coil of the drive unit.
  • the control signal of the drive unit is preferably configured as a change in an electrical current through the magnetic coil of the drive unit.
  • the electrical current is preferably designed as an electrical current as a result of switching the drive unit.
  • the electric current is designed as an electric current due to a counter electromotive force or the like.
  • the electronics unit is preferably set up to detect the electrical current. An electrical current already present can advantageously be used as a control signal. Additional sensors can advantageously be dispensed with and a user-friendly valve device can be provided.
  • the detection unit comprise at least one activation element arranged on the actuator and at least one sensor element that is set up to detect the activation element.
  • the activation element is designed as a magnet.
  • the sensor element is preferably designed as a magnetic sensor.
  • the sensor element is set up to detect a signal of the activation element.
  • the sensor element is preferably set up to detect an electromagnetic signal of the activation element, in particular the magnetic flux density of the activation element.
  • a simply constructed detection unit can advantageously be provided as part of a user-friendly valve device.
  • the detection unit comprise at least one activation element which is designed as a magnet, in particular as a permanent magnet.
  • the activation element is preferably designed as a ferrite magnet.
  • the activation element is designed as a rare earth magnet.
  • the activation element is preferably attached to the base element of the actuator.
  • the Akti multifferrite magnet along the longitudinal axis of the base element viewed between the sealing elements and the actuating element of the actuator attached to the base element.
  • An at least essentially permanently magnetic activation element can advantageously be provided for detection by the sensor element.
  • the activation element have at least one axial magnetization.
  • the axial magnetization of the activation element is preferably aligned along a longitudinal axis of the activation element.
  • the longitudinal axis of the activation element when the activation element is attached to the actuator, runs at least essentially parallel, in particular coaxially, to the longitudinal axis of the basic element of the actuator.
  • “Essentially parallel” should in particular be understood to mean an orientation of a direction relative to a reference direction, in particular in a plane, the direction relative to the reference direction being a deviation in particular less than 8 °, advantageously less than 5 ° and particularly advantageously less than 2 °.
  • a north pole and a south pole of the activation element are arranged one behind the other, viewed along the longitudinal axis of the activation element.
  • the north pole of the activation element faces the actuator of the actuator and the south pole of the activation element faces the sealing elements of the actuator.
  • the south pole of the activation element faces the actuating element of the actuator and the north pole of the activation element faces the sealing elements of the actuator.
  • Magnetic flux densities of the activation element with different polarities can preferably be detected by the sensor element in different positions of the axially magnetized activation element relative to the sensor element.
  • a particularly precise detection of an actuating position of the actuator can advantageously be achieved as a function of different polarities of the magnetic flux density of the axially magnetized activation element.
  • the detection unit comprises at least one sensor element which is designed as a magnetic sensor, in particular as a Hall sensor.
  • the sensor element is preferably arranged within the base body of the valve device.
  • the sensor element is preferably arranged outside of the fluid channel.
  • the detection unit comprises at least one printed circuit board on which the sensor element is arranged.
  • the sensor element is preferably soldered to the circuit board.
  • the sensor element is preferably set up to detect a magnetic flux density of the activation element designed as a magnet.
  • the sensor element is preferably arranged centrally between a position of the activation element in the open position of the actuator and a position of the activation element in the closed position of the actuator.
  • the detection unit comprise at least one sensor element which is designed as a bipolar Hall sensor.
  • the sensor element designed as a bipolar Hall sensor is preferably set up to detect a magnetic flux density of an axially magnetized activation element.
  • this is designed as a bipolar Hall sensor. formed sensor element for detecting magnetic flux densities under different polarities. A particularly precise detection of the actuating position of the actuator as a function of different polarities of the magnetic flux density of the activation element can advantageously be achieved.
  • the detection unit comprise at least one compression element, which is provided for the compression of at least one, in particular magnetic, field of at least one activation element of the detection unit in the vicinity of at least one sensor element of the detection unit.
  • a “close range” of the sensor element should in particular be an area with a maximum distance of at most 10 mm from the sensor element, preferably with a maximum distance of at most 5 mm from the sensor element and particularly preferably with a maximum distance of at most 1 mm from the sensor element to be understood.
  • the compression element is preferably arranged in the vicinity of the sensor element.
  • the compression element is preferably in direct contact with the sensor element.
  • the compression element is attached to the circuit board of the detection unit.
  • the compression element is preferably arranged on a side of the sensor element facing away from the fluid channel.
  • the compression element is provided for passive, in particular on drive-free and currentless, compression of the field of the activation element in the vicinity of the sensor element.
  • the sealing element is provided by means of a material composition and / or a shaping of the sealing element to compact the field of the activation element in the vicinity of the sensor element.
  • the compression element is at least partially made of an at least ferromagnetic material, for example iron.
  • the compression element is preferably cylindrical, in particular circular cylindrical.
  • a longitudinal axis of the compression element extends at least substantially perpendicular to the longitudinal axis of the basic element of the actuator.
  • the compression element is preferably provided to compress magnetic field lines of the magnetic field of the activation element in the vicinity of the sensor element.
  • the compression tion element is provided to increase the magnetic flux density of the activation element in the vicinity of the sensor element compared to a magnetic flux density without the compression element, in particular by at least 10%.
  • an activation element designed as a permanent magnet with a low field strength a sufficient magnetic flux density for correct detection of a position of the actuator by the sensor element can advantageously be achieved and an advantageously user-safe valve device can be provided.
  • the compression element is designed as a magnetic soft iron pin arranged on the sensor element.
  • the compression element designed as a magnetic soft iron pin is provided to compress the magnetic field of the activation element in the vicinity of the sensor element.
  • the compression element designed as a magnetic soft iron pin comprises unalloyed iron of a high degree of purity. An advantageously effective sealing of the magnetic field of the activation element can be achieved in the vicinity of the sensor element.
  • the detection unit has at least one heat sink element arranged on at least one side of the detection unit facing away from at least one circuit board of the detection unit, which is provided for cooling the sensor element.
  • the side of the circuit board facing away from the sensor element faces away from the fluid channel.
  • the heat sink element is preferably in thermal contact with the printed circuit board via at least one heat conducting means.
  • the heat-conducting agent is preferably designed as a heat-conducting paste, as a heat-conducting pad or as another heat-conducting agent which appears to be useful to a person skilled in the art.
  • the heat sink element is preferably provided to absorb thermal energy from the sensor element and to distribute it over an at least substantially complete surface of the heat sink element.
  • the heat sink element is provided to deliver the thermal energy to an environment of the heat sink element via the surface.
  • the sensor element When the sensor element is operated with cooling by the heat sink element, the sensor element preferably has an operating temperature that is at least 4 Kelvin lower than without cooling by the heat sink element.
  • the heat sink element is preferably formed at least partially from a metal, in particular a metal alloy.
  • the valve device preferably comprises at least one plug unit which can be fastened to the base body of the valve device.
  • the plug unit is preferably provided for at least partially receiving electrical lines of the detection unit and / or the electronics unit, the compression element and the heat sink element.
  • the heat sink element in particular comprises at least one fixing extension for a, in particular tool-free, fixing to the plug unit.
  • the heat sink element can be clamped to the plug unit by means of the fixing extension and / or at least partially pressed into the plug unit.
  • the heat sink element limits at least in sections an implementation for the sealing element Ver.
  • the implementation has a shape corresponding to a cross section of the compression element.
  • the heat sink element is provided to stabilize the compression element.
  • An operating temperature of the sensor element can advantageously be reduced. Correct functioning of the sensor element can advantageously be made possible and a user-safe valve device can be provided.
  • the heat sink element is designed as a bracket made of a copper alloy and / or an aluminum alloy.
  • the heat sink element is preferably at least essentially diamagnetic.
  • a cooling area of the heat sink element and two fixing extensions of the heat sink element arranged on sides of the cooling area facing away from one another form a bracket-like shape of the heat sink element.
  • the heat sink element is preferably formed from a copper alloy or an aluminum alloy. A particularly efficient cooling of the sensor element can advantageously be achieved.
  • the invention is based on a heating and / or cooling system with at least one valve device according to the invention.
  • the valve device is provided for regulating a fluid flow within a fluid circuit of the heating and / or cooling system.
  • the heating preferably comprises and / or cooling system several of the valve devices.
  • the heating and / or cooling system has further components, such as, for example, at least one fluid reservoir, at least one fluid pump, at least one heating element or the like.
  • a user-friendly and user-safe heating and / or cooling system can be provided.
  • valve device according to the invention and / or the heating and / or cooling system according to the invention should / should not be restricted to the above-described application and embodiment.
  • the valve device according to the invention and / or the heating and / or cooling system according to the invention can have a number deviating from a number of individual elements, components and units mentioned here to fulfill a function described herein.
  • values lying within the stated limits are also to be regarded as disclosed and can be used as desired.
  • FIG. 1 shows a heating and / or cooling system according to the invention in a schematic representation
  • FIG. 2 shows a top view of a valve device according to the invention of the heating and / or cooling system according to the invention from FIG. 1 in a schematic illustration
  • 3 shows a sectional view of the valve device according to the invention from FIG. 2 with an actuator in the closed position in a cal matic representation
  • FIG. 4 is a sectional view of part of the valve device according to the invention from FIG. 2 with the actuator in the open position in a schematic representation
  • FIG. 5 is a sectional view of part of the valve device according to the invention from FIG. 2 in a perspective view
  • FIG. 6 is a diagram of a magnetic flux density in a schematic representation
  • FIG. 7 is a detailed view of part of a detection unit of the inventive valve device of FIG. 2 in a schematic representation
  • Fig. 8 is a heat sink element and a compression element of the detection unit from Fig. 7 in a perspective view
  • Fig. 9 shows a connector unit of the valve device according to the invention from Fig. 2 in a perspective view.
  • FIG. 1 shows a heating and / or cooling system 38 in a schematic representation.
  • the heating and / or cooling system 38 is designed, for example, as a heating system, in particular as a central heating system. Alternatively, it is conceivable that the heating and / or cooling system 38 is designed as a heat pump, as a cooling system, as an air conditioning system or the like.
  • the heating and / or cooling system 38 is shown in simplified form in FIG. 1.
  • the heating and / or cooling system 38 includes, for example, a fluid reservoir 40, a pump 42, a boiler 44 and a heating body 46.
  • the heating and / or cooling system 38 comprises at least one valve device 10. In principle, it is also conceivable that the Heating and / or cooling 38 comprises a plurality of valve devices 10.
  • the heating and / or cooling system 38 has a fluid circuit 48 comprising a plurality of fluid lines 50, 54, 58.
  • the valve device 10 is provided to regulate a fluid flow in the fluid circuit 48.
  • the valve device 10 is as a control valve educated.
  • a first fluid line 50 of the fluid circuit 48 is at least substantially fluid-tightly connected to a fluid inlet 60 of a fluid channel 12 of the valve device 10, not shown here.
  • a second fluid line 54 of the fluid circuit 48 is at least substantially fluid-tightly connected to a second fluid outlet 56 of the fluid channel 12.
  • a third fluid line 58 of the fluid circuit 48 is at least substantially fluid-tightly connected to a first fluid outlet 52 of the fluid channel 12.
  • FIG. 2 shows a top view of the valve device 10 of the heating and / or cooling system 38 from FIG. 1 in a schematic illustration.
  • the valve device 10 has a base body 62. In areas of the first fluid outlet 52, the second fluid outlet 56 and the fluid inlet 60, the base body 62 has grooves 64 and ribs 66 for an at least substantially fluid-tight connection of fluid lines 50, 54, 58 of the fluid circuit 48.
  • the Ventilvor direction 10 includes a connector unit 68.
  • the connector unit 68 is attached to the base body 62 of the valve device 10.
  • FIG. 3 shows a sectional view of the valve device 10 from FIG. 2 with an actuator 14 in the closed position in a schematic illustration.
  • the Ventilvor direction 10 is designed as a solenoid valve.
  • the valve device 10 comprises at least one fluid channel 12, at least one actuator 14 for opening and / or closing the fluid channel 12 and at least one electromagnetic drive unit 16 for actuating the actuator 14.
  • the valve device 10 comprises at least one detection unit 18 which is set up to to detect at least one position of the actuator 14 independently of the drive.
  • the fluid channel 12 is arranged on the base body 62.
  • the fluid channel 12 is delimited by the base body 62.
  • the fluid channel 12 is provided to a line to at least one fluid of the heating and / or cooling system 38, in particular the fluid circuit 48 of the heating and / or cooling system 38.
  • the fluid can be designed as water, as water vapor, as a refrigerant or as another fluid that appears reasonable to a person skilled in the art.
  • the fluid channel 12 has at least one fluid inlet 60 for a fluid supply. In the present exemplary embodiment, the fluid channel 12 has a single fluid inlet 60.
  • the fluid channel 12 includes the first fluid outlet 52 and the second fluid outlet 56 for fluid output.
  • the actuator 14 is provided for opening and / or closing the fluid channel 12, in particular for opening and / or closing a fluid-technical connection between at least one fluid outlet 52, 56 and the fluid inlet 60 of the fluid channel 12.
  • the actuator 14 is linearly displaceable inside half of the fluid channel 12.
  • the actuator 14 is designed as a linear actuator.
  • the actuator 14 is rod-shaped.
  • the actuator 14 comprises at least one sealing element 70, 72 for at least in some areas at least substantially at least substantially fluid-tight closing of the fluid channel 12.
  • the actuator 14 comprises a first sealing element 70 and a second sealing element 72.
  • the sealing elements 70, 72 are designed as sealing cones. Alternatively, it is conceivable that the sealing elements 70, 72 are formed as sealing rings, sealing cones or the like.
  • the fluid channel 12 has a first constriction area 74, in which the actuator 14, in particular the first sealing element 70 of the actuator 14, can at least substantially seal the fluid channel 12 and, in particular, can prevent a fluid flow through the first constriction area 74.
  • the fluid channel 12 has a second constriction area 76, in which the actuator 14, in particular the second sealing element 72 of the actuator 14, can at least essentially close the fluid channel 12 in a fluid-tight manner and in particular prevent fluid flow through the second constriction area 76.
  • the first constriction region 74 is arranged between the first fluid outlet 52 of the fluid channel 12 and the fluid inlet 60 of the fluid channel 12, viewed in a fluid flow direction through the fluid channel 12 from the fluid inlet 60 to the first fluid outlet 52.
  • the second constriction region 76 is arranged between the second fluid outlet 56 of the fluid channel 12 and the fluid inlet 60 of the fluid channel 12, viewed from the fluid inlet 60 to the second fluid outlet 56 along a fluid flow direction through the fluid channel 12.
  • the first sealing element 70 and the second sealing element 72 are arranged along a longitudinal axis 78 of a rod-like base element 80 of the actuator 14 spaced apart from each other.
  • the actuator 14 has at least one open position and at least one closed position.
  • the actuator 14 is Darge in the closed position.
  • the first sealing element 70 is arranged on the base element 80 of the actuator 14 in such a way that the first sealing element 70 in the closed position Closes fluid channel 12 in the first constriction region 74 at least substantially in a fluid-tight manner, in particular prevents fluid flow from the fluid inlet 60 to the first fluid outlet 52.
  • the second sealing element 72 is arranged on the base element 80 of the actuator 14 such that the second sealing element 72 in the closed position opens the fluid channel 12 in the second constriction region 76, in particular allows fluid flow from the fluid inlet 60 to the second fluid outlet 56.
  • the actuator 14 alternates to an at least essentially fluid-tight closing of a fluid connection between the first fluid outlet 52 and the fluid inlet 60, a fluid connection between the second fluid outlet 56 and the fluid inlet 60 being opened at the same time, and between the second fluid outlet 56 and the fluid inlet 60, wherein at the same time a fluid connection between the first fluid outlet 52 and the fluid inlet 60 is opened.
  • the actuator 14, depending on an actuating position of the actuator 14 leads to an at least substantially fluid-tight closing and opening of a fluid connection between the fluid inlet 60 and the single fluid outlet 52 , 56 is provided.
  • the drive unit 16 is provided for actuating the actuator 14, in particular for displacing the actuator 14 at least between the open position and the closed position of the actuator 14.
  • the drive unit 16 is designed as a magnetic actuator.
  • the drive unit 16 comprises at least one controllable electromagnet, in particular a magnet coil 22.
  • the drive unit 16 is arranged on the base body 62 of the valve device 10 outside the fluid channel 12.
  • the actuator 14 extends at least in sections into an area of the drive unit 16.
  • the actuator 14 has at least one actuator element 82 arranged on the base element 80 of the actuator 14.
  • the actuating element 82 is arranged along the longitudinal axis 78 of the basic element 80, viewed at a distance from the first sealing element 70 and the second sealing element 72.
  • the actuating element 82 is magnetically formed and movable by the drive unit 16.
  • the actuating element 82 is fixedly connected to the base element 80 of the actuator 14 in such a way that a movement of the actuating element 82 corresponds to a movement of the complete actuator 14, in particular along the longitudinal axis 78 of the base element 80.
  • the detection unit 18 is set up to detect at least one setting position of the actuator 14 independently of the drive, in particular independently of a detection of parameters of the drive unit 16, for example an actuation signal of the drive unit 16, a coil current of the electromagnet of the drive unit 16 or the like.
  • the detection unit 18 is set up to detect at least two different positions of the actuator 14, in particular the open position and the closed position of the actuator 14.
  • the detection unit 18 is designed as an electromagnetic detection unit 18.
  • the detection unit 18 is set up to detect a setting position of the actuator 14 as a function of a magnetic flux density, in particular as a function of a change in the magnetic flux density.
  • the detection unit 18 comprises at least one sensor element 26, in particular a magnetic sensor, for detecting a magnetic flux density, in particular a change in the magnetic flux density.
  • the detection unit 18 comprises at least one activation element 24, in particular arranged on the actuator 14, in particular a magnet, the magnetic flux density of which can be detected by the sensor element 26.
  • the detection unit 18 as an electrical detection unit, for example for detecting a change in an electric field, as an optical detection unit, for example for detection by means of a light barrier, as a mechanical detection unit, for example for detection via a mechanical connection the actuator 14, or as another detection unit that appears useful to a person skilled in the art.
  • FIG. 4 shows a sectional view of part of the valve device 10 from FIG. 2 with the actuator 14 in the open position in a schematic illustration.
  • the second sealing element 72 is arranged on the base element 80 of the actuator 14 in such a way that the second sealing element 72 in the open position closes the fluid channel 12 in the second constriction region 76 at least substantially in a fluid-tight manner, in particular a fluid flow from the fluid inlet 60 to the second fluid outlet 56 prevents.
  • the first sealing element 70 is arranged on the base element 80 of the actuator 14 in such a way that the first sealing element 70 in the open position opens the fluid channel 12 in the first constriction region 74. net, in particular allows fluid flow from the fluid inlet 60 to the first fluid outlet 52.
  • the detection unit 18 is set up to differentiate independently of the drive at least between an open position of the actuator 14 and a closed position of the actuator 14.
  • the detection unit 18 is set up as a function of the open position and the closed position to output different, in particular electrical, position signals.
  • the sensor element 26 of the detection unit 18 is arranged in a stationary manner on the base body 62 of the valve device 10.
  • the activation element 24 of the detection unit 18 is fixed in place on the actuator 14, in particular on the base element 80 of the actuator 14.
  • the activation element 24 is arranged in a stationary manner on the base body 62 and the sensor element 26 is fixed in a stationary manner on the actuator 14.
  • a position of the activation element 24 changes relative to the sensor element 26.
  • the activation element 24 has a position relative to the sensor element 26 in the open position of the actuator 14 different from a position relative to the sensor element 26 in the closed position of the actuator 14.
  • the sensor element 26 of the detection unit 18 detects a magnetic flux density of the activation element 24 in the open position of the actuator 14 different from a magnetic flux density of the activation element 24 in the closed position of the actuator 14.
  • the sensor element 26 detects an amount and in the open position of the actuator 14 / or polarity of the magnetic flux density different magnetic flux density of the activating element 24 than in the closed position of the actuator 14.
  • the detection unit 18 is set up to output a position signal corresponding to the open position or the closed position of the actuator 14 depending on a detected magnetic flux density .
  • FIG. 5 shows a sectional view of part of the valve device 10 from FIG. 2 in a perspective illustration.
  • the valve device 10 comprises at least one electronics unit 20, which is set up to compare at least one position signal of the detection unit 18 with at least one actuating signal of the drive unit 16, in particular for error detection.
  • the electronics unit 20 is at least partially designed as a microprocessor. Alternatively, it is conceivable that the electronics unit 20 is at least partially designed as an integrated circuit or the like.
  • the electronics unit 20 has at least one memory unit and an operating program stored in the memory unit (not shown further here).
  • the electronics unit 20 is arranged outside the fluid channel 12.
  • the electronics unit 20 is at least partially arranged on a printed circuit board 34 of the detection unit 18.
  • the electronics unit 20 is set up to detect control signals of the drive unit 16. Alternatively, it is conceivable that the drive unit 16 is set up to output control signals to the electronics unit 20.
  • the electronics unit 20 is set up to monitor an operation of the valve device 10 as a function of a comparison of the position signal of the detection unit 18 with the actuating signal of the drive unit 16, in particular to determine errors in an operation of the valve device 10.
  • the electronic unit 20 is set up to output a success message or an error message as a function of a comparison of the position signal of the detection unit 18 with the control signal of the drive unit 16.
  • the electronics unit 20 is set up as a function of a determined correct operation of the Ventilvorrich device 10 to output a success message.
  • the electronics unit 20 is set up to issue an error message as a function of a determined error in an operation of the valve device 10.
  • the electronics unit 20 is a function of a position signal of the detection unit 18 corresponding to a closed position of the actuator 14 in combination with an actuating signal of the drive unit 16 according to an actuation of the actuator 14 to a movement in the closed position to issue a success message, preferably with an indication of the closed position of the actuator 14.
  • the electronics unit 20 is a function of a position signal of the detection unit 18 corresponding to an open position of the actuator 14 in combination with an actuating signal of the drive unit 16 accordingly, an actuation of the actuator 14 to a movement in the open position to output a success message, preferably with an out points to the open position of the actuator 14.
  • the electronics unit 20 is a function of a position signal of the detection unit 18 accordingly a closed position of the actuator 14 in combination with one Control signal of the drive unit 16 is set up according to an actuation of the actuator 14 to move to the open position to output an error message.
  • the electronics unit 20 is a function of a position signal of the detection unit 18 corresponding to an open position of the actuator 14 in combination with an actuating signal of the drive unit 16 corresponding to an actuation of the actuator 14 to a movement in the closed position to issue an error message.
  • the control signal of the drive unit 16 is designed as an electrical current through at least one solenoid 22 of the drive unit 16.
  • the actuating signal of the drive unit 16 is designed as a change in an electrical current through the magnet coil 22 of the drive unit 16.
  • the control signal of the drive unit 16 is designed as an actuation signal of the drive unit 16 or the like.
  • the electrical current is formed as an electrical current as a result of switching the drive unit 16.
  • the electric current is designed as an electric current due to an anti-electromotive force or the like.
  • the electronics unit 20 is set up to detect the electrical current.
  • the detection unit 18 comprises at least one activation element 24 arranged on the actuator 14 and at least one sensor element 26 which is set up to detect the activation element 24.
  • the activation element 24 is designed as a magnet.
  • the sensor element 26 is designed as a magnetic sensor. Alternatively, for example, an activation element 24 in the form of an LED and a sensor element 26 in the form of a light sensor, or another combination of activation element 24 and sensor element 26 which appears to be useful to a person skilled in the art is conceivable.
  • the sensor element 26 is set up to detect a signal of the activation element 24.
  • the sensor element 26 is set up to detect an electromagnetic signal of the activation element 24, in particular the magnetic flux density of the activation element 24.
  • the detection unit 18 comprises at least one activation element 24, which is designed as a magnet, in particular as a permanent magnet.
  • the activation element 24 is designed as a ferrite magnet. Alternatively, it is conceivable that the activation element 24 is designed as a rare earth magnet.
  • the activation element 24 is fastened to the base element 80 of the actuator 14 be.
  • the activation element 24 is viewed along the longitudinal axis 78 of the base element 80 between the sealing elements 70, 72 and the heavilyle element 82 of the actuator 14 attached to the base element 80.
  • the activation element 24 has at least one axial magnetization.
  • the axial magnetization of the activation element 24 is aligned along a longitudinal axis 84 of the activation element 24.
  • the longitudinal axis 84 of the activating element 24 extends, in a state of the activating element 24 attached to the actuator 14, at least substantially parallel, in particular coaxially, to the longitudinal axis 78 of the basic element 80 of the actuator 14.
  • a north pole 86 and a south pole 88 of the activating element 24 are viewed along the longitudinal axis 84 of the activation element 24 arranged one behind the other.
  • the north pole 86 of the activation element 24 faces the actuator 82 of the actuator 14 and the south pole 88 of the activation element 24 faces the sealing elements 70, 72 of the actuator 14.
  • the south pole 88 of the activating element 24 faces the actuating element 82 of the actuating element 14 and the north pole 86 of the activating element 24 faces the sealing elements 70, 72 of the actuating element 14.
  • the detection unit 18 comprises at least one sensor element 26, which is designed as a magnetic sensor, in particular as a Hall sensor.
  • the sensor element 26 is arranged within the base body 62 of the valve device 10.
  • the sensor element 26 is arranged outside the fluid channel 12.
  • the senso element 26 is arranged on the circuit board 34 of the detection unit 18.
  • the sensor element 26 is soldered to the printed circuit board 34.
  • the sensor element 26 is set up to detect a magnetic flux density of the activation element 24 designed as a magnet.
  • the sensor element 26 is viewed along the longitudinal axis 78 of the base element 80 of the actuator 14 in the middle between see a position of the activation element 24 in the open position of the actuator 14 and a position of the activation element 24 in the closed position of the actuator 14.
  • the detection unit 18 comprises at least one sensor element 26, which is designed as a bipolar Hall sensor.
  • the sensor element 26 configured as a bipolar Hall sensor is designed to detect a magnetic flux density of the axially magnetized activation element 24.
  • the sensor element 26 designed as a bipolar Hall sensor is set up to detect magnetic flux densities of different polarities.
  • FIG. 6 shows a diagram 90 of a magnetic flux density in a schematic representation.
  • the diagram 90 comprises an abscissa axis 92, a first ordinate axis 94 and a second ordinate axis 96.
  • a distance along the longitudinal axis 78 of the basic element 80 is plotted between a central cross-sectional area 98 of the activation element 24 and the sensor element 26 (cf. Figure 5).
  • the magnetic flux density of the activating element 24 detected by the sensor element 26 is plotted.
  • the position signal output by the detection unit 18 is plotted on the second ordinate axis 96 in the form of an electrical voltage.
  • a curve 100 shows a course of the detected magnetic flux density or of the output position signal.
  • the actuator 14 At a first point 102 of the abscissa axis 92, the actuator 14 is in the closed position.
  • the actuator 14 At a second point 104 of the abscissa axis 92, the actuator 14 is in a position between the closed position and the open position.
  • the actuator 14 At a third point 106 of the abscissa axis 92, the actuator 14 is in the open position.
  • a point 108 of the first ordinate axis 94 marks a missing detection of the magnetic flux density.
  • a point 110 of the second ordinate axis 96 marks an average operating voltage of the sensor element 26.
  • a negative deflection of the detected magnetic flux density as a result of a detection of the south pole 88 of the activation element 24 by the sensor element 26 can be seen.
  • an output voltage of the sensor element 26 as a position signal of the detection unit 18 is lower than an average operating voltage of the sensor element.
  • a positive deflection of the detected magnetic flux density as a result of detection of the north pole 86 of the activation element 24 by the sensor element 26 can be seen.
  • an output voltage of the sensor element 26 as a position signal of the detection unit 18 is higher than an average operating voltage of the sensor element 26.
  • FIG. 7 shows a detailed view of part of the detection unit 18 in a schematic illustration.
  • the detection unit 18 comprises at least one compression element 28, which is provided for the compression of at least one, in particular special, magnetic field of at least one activation element 24 of the detection unit 18 in a close range 30 of at least one sensor element 26 of the detection unit 18.
  • the close range 30 of the sensor element 26 is in particular an area with a maximum distance of at most 10 mm from the sensor element 26, preferably with a maximum distance of at most 5 mm from the sensor element 26 and particularly preferably with a maximum distance of at most 1 mm from the sensor element 26.
  • the compression element 28 is arranged in the vicinity 30 of the sensor element 26.
  • the compression element 28 is in direct contact with the sensor element 26.
  • the compression element 28 is fastened to the printed circuit board 34 of the detection unit 18.
  • the circuit board 34 and various other components of the valve device 10 are not shown in FIG. 7 for the sake of clarity.
  • the compression element 28 is arranged on a side 116 of the sensor element 26 facing away from the fluid channel 12.
  • the compression element 28 is provided for a passive, in particular drive-free and currentless, compression of the field of the activation element 24 in the vicinity 30 of the sensor element 26.
  • the compression element 28 is provided by means of a material composition and / or a shape of the compression element 28 to compress the field of the activation element 24 in the vicinity 30 of the sensor element 26.
  • the sealing element 28 is at least partially formed from an at least ferromagnetic material.
  • the compression element 28 is cylindrical, in particular circular cylindrical.
  • a longitudinal axis 118 of the compression element 28 runs at least substantially perpendicular to the longitudinal axis 78 of the base element 80 of the actuator 14.
  • the compression element 28 is seen to compress magnetic field lines of the magnetic field of the activation element 24 in the vicinity 30 of the sensor element 26.
  • the compression element 28 is provided to increase the magnetic flux density of the activation element 24 in the vicinity 30 of the sensor element 26 compared to a magnetic flux density without the compression element 28, in particular by at least 10%.
  • the compression element 28 is designed as a magnetic soft iron pin arranged on the sensor element 26.
  • the formed as a magnetic soft iron compression element 28 is provided to compress the magnetic field of the activation element 24 in the vicinity 30 of the sensor element 26.
  • the compression element 28 designed as a magnetic soft iron pen comprises unalloyed iron of a high degree of purity.
  • FIG. 8 shows a heat sink element 36 and the compression element 28 of the detection unit 18 from FIG. 7 in a perspective illustration.
  • the detection unit 18 has at least one heat sink element 36 which is arranged on a side 32 of at least one printed circuit board 34 of the detection unit 18 and faces away from at least one sensor element 26 of the detection unit 18 and is provided for cooling the sensor element 26.
  • the side 32 of the printed circuit board 34 facing away from the sensor element 26 faces away from the fluid channel 12 (cf. FIG. 3).
  • the heat sink element 36 is in thermal contact with the printed circuit board 34 via at least one heat-conducting agent (not shown further here).
  • the heat-conducting medium is designed as a heat-conducting paste.
  • the heat conducting means is designed as a heat conducting pad or the like.
  • the heat sink element 36 is provided to receive thermal energy from the sensor element 26 and to distribute it over an at least substantially complete surface of the heat sink element 36.
  • the heat sink element 36 is provided to deliver the thermal energy via the surface to an environment of the heat sink element 36.
  • the sensor element 26 has an operating temperature that is at least 4 Kelvin lower than without cooling through the heat sink element 36.
  • the heat sink element 36 is at least partially made of a metal, in particular a metal alloy.
  • the plug unit 68 of the valve device 10 is provided for at least partially receiving electrical lines 120 of the detection unit 18 and / or the electronics unit 20, the compression element 28 and the heat sink element 36 (cf. FIG. 9).
  • the heat sink element 36 comprises two fixing extensions 122 for one, in particular tool-free, fixing to the plug unit 68.
  • the cooling element 36 can be clamped to the plug unit 68 by means of the fixing extensions 122 and / or at least partially pressed into the plug unit 68.
  • the heat sink element 36 delimits, at least in sections, a bushing 124 for the compression element 28.
  • the bushing 124 has a shape corresponding to a cross section of the compression element 28.
  • the heat sink element 36 is provided to stabilize the compression element 28.
  • the heat sink element 36 is designed as a bracket made of a copper alloy and / or an aluminum alloy.
  • the heat sink element 36 is at least essentially diamagnetic.
  • a cooling area 126 of the heat sink element 36 and the two fixing extensions 122 of the heat sink element 36 arranged on sides of the cooling area 126 facing away from one another form an arch-like shape of the heat sink element 36.
  • the heat sink element 36 is formed from a copper alloy in the present example.
  • the heat sink element 36 is formed from an aluminum alloy or from a mixture of a copper alloy and an aluminum alloy.
  • Figure 9 shows the connector unit 68 in a perspective view.
  • the heat sink element 36 and the compression element 28 are attached to the connector 68 unit 68.
  • Electrical lines 120 of the detection unit 18 and / or the electronics unit 20 are fastened to the plug unit 68.
  • the electrical lines 120 are formed from a copper alloy.
  • the electrical lines 120 are formed as an insulation displacement connector.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Indication Of The Valve Opening Or Closing Status (AREA)

Abstract

L'invention concerne un système soupape, notamment une électrovalve, comprenant au moins un canal à fluide (12), au moins un élément de réglage (14) destiné à l'ouverture et/ou la fermeture du canal à fluide (12) et au moins une unité d'entraînement électromagnétique (16) destinée à l'actionnement de l'élément de réglage (14). L'invention propose que le système de soupape comprenne au moins une unité de détection (18) conçue pour détecter au moins une position de réglage de l'élément de réglage (14) indépendamment de l'entraînement.
PCT/EP2019/083510 2018-12-05 2019-12-03 Système de soupape WO2020115050A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018221004.7A DE102018221004A1 (de) 2018-12-05 2018-12-05 Ventilvorrichtung
DE102018221004.7 2018-12-05

Publications (1)

Publication Number Publication Date
WO2020115050A1 true WO2020115050A1 (fr) 2020-06-11

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PCT/EP2019/083510 WO2020115050A1 (fr) 2018-12-05 2019-12-03 Système de soupape

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WO (1) WO2020115050A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022245538A1 (fr) * 2021-05-21 2022-11-24 Stoneridge, Inc. Soupape de fluide comprenant un capteur à effet hall pour système d'émissions par évaporation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5197508A (en) * 1991-02-21 1993-03-30 Mannesmann Aktiengesellschaft Valve apparatus and method for controlling fluid flow
EP1054237A2 (fr) * 1999-05-17 2000-11-22 AB Elektronik GmbH Capteur de la position angulaire
LU90647B1 (en) * 2000-10-04 2002-04-05 Delphi Tech Inc Linear solenoid actuator and exhaust gas recirculation valve including such an actuator
US20040135574A1 (en) * 1999-11-01 2004-07-15 Denso Corporation Rotation angle detector having sensor cover integrating magnetic sensing element and outside connection terminal
US20170292856A1 (en) * 2016-04-12 2017-10-12 Denso Corporation Position detecting device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5197508A (en) * 1991-02-21 1993-03-30 Mannesmann Aktiengesellschaft Valve apparatus and method for controlling fluid flow
EP1054237A2 (fr) * 1999-05-17 2000-11-22 AB Elektronik GmbH Capteur de la position angulaire
US20040135574A1 (en) * 1999-11-01 2004-07-15 Denso Corporation Rotation angle detector having sensor cover integrating magnetic sensing element and outside connection terminal
LU90647B1 (en) * 2000-10-04 2002-04-05 Delphi Tech Inc Linear solenoid actuator and exhaust gas recirculation valve including such an actuator
US20170292856A1 (en) * 2016-04-12 2017-10-12 Denso Corporation Position detecting device

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