EP2808479A1 - Verfahren und Vorrichtung zur Betätigung eines mobilen Verschluss-, Verdunkelungs-, Sonnenschutz- oder Leinwandelements - Google Patents

Verfahren und Vorrichtung zur Betätigung eines mobilen Verschluss-, Verdunkelungs-, Sonnenschutz- oder Leinwandelements Download PDF

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Publication number
EP2808479A1
EP2808479A1 EP14170078.1A EP14170078A EP2808479A1 EP 2808479 A1 EP2808479 A1 EP 2808479A1 EP 14170078 A EP14170078 A EP 14170078A EP 2808479 A1 EP2808479 A1 EP 2808479A1
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EP
European Patent Office
Prior art keywords
threshold
stressing
actuator
exceeding
movable element
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP14170078.1A
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English (en)
French (fr)
Other versions
EP2808479B1 (de
Inventor
Benjamin Desfossez
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Somfy SA
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Somfy SA
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Filing date
Publication date
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Priority to PL14170078T priority Critical patent/PL2808479T3/pl
Publication of EP2808479A1 publication Critical patent/EP2808479A1/de
Application granted granted Critical
Publication of EP2808479B1 publication Critical patent/EP2808479B1/de
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Classifications

    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/88—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for limiting unrolling
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
    • E05F15/00—Power-operated mechanisms for wings
    • E05F15/40—Safety devices, e.g. detection of obstructions or end positions
    • E05F15/41—Detection by monitoring transmitted force or torque; Safety couplings with activation dependent upon torque or force, e.g. slip couplings
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/30—Electronic control of motors
    • E05Y2400/31—Force or torque control
    • E05Y2400/315—Curve setting or adjusting
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/32—Position control, detection or monitoring
    • E05Y2400/35—Position control, detection or monitoring related to specific positions
    • E05Y2400/354—End positions
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2400/00—Electronic control; Electrical power; Power supply; Power or signal transmission; User interfaces
    • E05Y2400/10—Electronic control
    • E05Y2400/45—Control modes
    • E05Y2400/456—Control modes for programming, e.g. learning or AI [artificial intelligence]
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2800/00—Details, accessories and auxiliary operations not otherwise provided for
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/106—Application of doors, windows, wings or fittings thereof for buildings or parts thereof for garages
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
    • E05Y2900/00—Application of doors, windows, wings or fittings thereof
    • E05Y2900/10—Application of doors, windows, wings or fittings thereof for buildings or parts thereof
    • E05Y2900/13—Type of wing
    • E05Y2900/146—Shutters
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B9/00—Screening or protective devices for wall or similar openings, with or without operating or securing mechanisms; Closures of similar construction
    • E06B9/56—Operating, guiding or securing devices or arrangements for roll-type closures; Spring drums; Tape drums; Counterweighting arrangements therefor
    • E06B9/80—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling
    • E06B9/82—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic
    • E06B9/88—Safety measures against dropping or unauthorised opening; Braking or immobilising devices; Devices for limiting unrolling automatic for limiting unrolling
    • E06B2009/885—Braking mechanism activated by the bottom bar

Definitions

  • the invention relates to a method for actuating a movable closing element, occultation, sun protection or screen, under the action of a driving torque provided by an actuator, the movable element being able to be operated in two distinct directions. It also relates to a device for actuating the movable element.
  • the movable element may be a rolling element, for example a shutter, a sunscreen or a projection screen.
  • the movable element may be driven by an actuator in a first or a second direction, for example in a winding direction or in a direction of unwinding, between two extreme stops, said low and high.
  • the upper stop position corresponds to a raised or wound up position, in which the movable element is housed, almost completely, in a box, and the lower position of stopping, in an extended position, or unwound, end position. race.
  • These positions correspond in particular to the position of a shutter blade, for example a final blade.
  • a roller shutter consisting of a set of juxtaposed blades, including a first blade attached to a winding tube housed in the box and a last free end blade or final blade.
  • At least one stop finger is generally provided on the final blade, positioned for example on the front face of the shutter.
  • the finger of the final blade abuts against the box, in particular because it is larger than a longitudinal slot formed in the box and through which the flap enters the box.
  • the shutter reaches high abutment. This has the effect of sharply increasing the driving torque provided by an actuator of the actuating device.
  • the actuator When the torque or a variation of the torque exceeds a predefined threshold, the actuator is stopped. When the flap is lowered to the end-of-stroke position, the last blade abuts against a stop surface, for example a window sill. This likewise causes an increase in the drive torque supplied by the actuator and, on detection of a threshold overshoot, a shutdown of the actuator.
  • a stop surface for example a window sill.
  • a de-stressing function can be planned. This function consists, following the detection of a threshold exceeding by the torque or by a variation of the driving torque supplied by the actuator in one of the two drive directions, to provide a driving torque in the other direction for a predefined duration. This duration is for example 100 ms and set at the factory during the manufacture of the actuating device.
  • An actuating device must be adapted for use with a wide variety of moving elements and associated boxes, which can be designed with materials of different qualities.
  • the movable elements and the boxes may have a greater or lesser elasticity.
  • the longitudinal slot of the box, through which the flap penetrates into the box it is particularly flexible and weakened in the area of contact with the stop finger. This may result in a lack of effectiveness of the de-stressing function.
  • the applied de-stressing time may be insufficient to completely eliminate the mechanical stresses induced by the abutment. In the long run, the box can remain deformed.
  • the present invention improves the situation.
  • the de-stressing value is a spatial or temporal value.
  • the de-stressing value is a duration greater than or equal to the duration between the detections of discontinuity and threshold exceeding.
  • the duration of de-stressing is equal to the time elapsed between the detections of discontinuity and threshold overshoot, plus a duration of reactivity of a chain of elements intended to cooperate to drive the movable element in the second direction. , following the detection of the exceeding of the threshold.
  • a set of elements cooperates to, in response to this exceeding of threshold, in the second direction to cause the movable element, possibly after a stop momentary of it.
  • the invention takes into account this reaction time between the exceeding of threshold and the stopping or driving in the second direction of the movable element, to evaluate the de-stressing time.
  • the de-stressing value is a distance at least equal to a difference in position of the mobile element between the detections of discontinuity and threshold overshoot.
  • the stress-relieving value is an angular magnitude at least equal to a variation of the angular position of the actuator between the detections of discontinuity and threshold overshoot.
  • the de-stressing step comprises stopping the actuator before driving the movable element in the second direction.
  • the threshold is adapted to allow the detection of one of the situations of a group comprising: an abutment of the movable element in the deployed position, an abutment of the movable element in the raised position and a blocking the movable element by an obstacle.
  • the operating parameter is a torque, respectively a speed, the exceeding of the threshold being an overshoot of an upward torque threshold, respectively an exceeding of a speed threshold downward.
  • the operating parameter is an evolution slope of a torque or speed, the exceeding of the threshold being an overshoot of a threshold slope.
  • the invention also relates to a device for actuating a mobile closure, occultation, sun protection or screen element, able to provide a driving torque of the mobile element in two distinct directions, comprising hardware and / or software elements for implementing the steps of the previously defined method.
  • the invention also relates to a home automation installation comprising a device as previously defined and a movable element for closing, concealment, sun protection or screen.
  • the actuating device 1 represented on the figure 1 is intended to set in motion a movable element 2, for example a shutter. It comprises an actuator 3, represented in dotted lines, comprising in particular a control signal receiver 4 and an electronic control module 5.
  • the receiver 4 is adapted to communicate with one or more transmitters of control signals 6, here by a wireless link.
  • Each transmitter 6 includes a control user interface. This includes for example buttons for controlling an upward or downward movement of the movable member 2, or a stop thereof.
  • the movable element 2 comprises an apron 22 composed of a number N of blades 20 1 , 20 2 ,..., 20 N of which an initial blade 20 1 , appearing on the figure 2 attached to a winding tube 8 and a final blade 20 N.
  • the winding tube 8 of the apron 22 is in the form of a cylinder and situated inside a housing casing 7. The latter comprises in particular on a lower face, a longitudinal slot (not shown), through which passes the apron 22.
  • the actuator 3, the control receiver 4 or the electronic module 5 can be distinctly integrated or not in a housing of the actuator 3 and therefore positioned inside or outside the box 7.
  • a stop 21 is fixed on the final blade 20 N , for example on the front face, facing outwardly of the building equipped with this flap.
  • the apron 22 of the movable element 2 can be wound around the winding tube 8, by the actuator 3, between a low unwound stop position P B and a high rolled stop position P H. These positions P B and P H correspond in particular to the positions reached by final blade 20 N at the end of movement associated with a descent order, mounted respectively.
  • the wound position P H the apron 22 is wound almost completely around the winding tube 8 and housed in the casing 7, the abutment 21 bearing against the casing 7 or slightly recessed from the casing 7.
  • the apron 22 is unwound, or deployed, and here extends vertically, the final blade 20 N being in abutment against an abutment surface formed, for example, by a window sill.
  • the actuator 3 shown in dotted lines, is housed in the casing 7, inside the winding tube 8. It comprises an electric motor 30, in particular an asynchronous motor, to which a gearbox 31 and a brake 32 are connected, as represented on the figure 2 . These various elements 30-32 are connected to the electronic control module 5. The role of the motor 30 is to rotate the winding tube 8 about its longitudinal central axis in two directions, winding and unwinding respectively, so as to wind or unroll the deck 22 of the movable member 2. In addition, the actuator 3 is connected to a power source (not shown).
  • the receiver 4 is intended to receive radio control signals transmitted by a transmitter 6 to control upward or downward movement or a stop of the mobile element 2.
  • the received control signals are transmitted by the receiver 4 to the electronic control module 5 which controls the actuator 3 accordingly to move or stop the movable element 2.
  • the electronic control module 5 comprises a processing unit 51, a unit 52 for detecting and controlling the actuator 3, a de-stressing unit 53, a parameterization unit 54, a storage memory 55, and a central processing unit.
  • control 50 to which the various elements 51-54 of the module 5 are connected and intended to control the operation of these elements.
  • the units 51-54 are elements, or submodules, of the electronic module 5 which are here software and include software instructions for controlling the execution of the method of actuating the movable element, as described below, when these instructions are executed by the central control unit 50.
  • the motor 30 integrates a capacitor (not shown), whose terminal voltage is representative of an operating parameter of the actuator 3.
  • the operating parameter of the actuator 3 observable by a measurement of the voltage at the terminals of the motor capacitor is the torque supplied by the motor 30 and applied to the movable element 2, or the instantaneous variation of this torque (in other words the variation slope of the motor torque).
  • An electronic circuit is provided for measuring this voltage across the motor capacitor and transmitting the measured voltage signals to the processing unit 51. In operation, the processing unit 51 receives as input a measured voltage value across the capacitor.
  • the motor and processes these signals to provide the detection unit 52 and the parameterization unit 54 with data representative of the evolution of the driving torque or the evolution of an instantaneous variation of the driving torque (that is to say, the evolution of the torque variation slope) as a function of the deck height 22 not rolled up.
  • data can form a curve such as that represented on the figure 3 .
  • the figure 3 represents, by way of illustrative example, a variation curve of the torque supplied by the actuator 3 as a function of the remaining deck height 22, when of a winding of the movable element 2.
  • the engine torque delivered, noted T is represented on the ordinate, in Nm (Newton meter), and the deck height 22 remaining to be wound is represented in abscissa, in meter (m) .
  • the points P and B P H respectively correspond to the unwound lower position and the upper wound position of the deck 22 of the movable member 2, reached after an order of descent, respectively mounted.
  • the actuator 3 Starting from the low unwound position P B for which the driving torque T applied to the movable member 2 is zero, the actuator 3 provides a winding torque for winding the apron 22 around the winding tube 8 This torque T increases to a maximum value Tmax, represented by a point A, then decreases to a minimum value Tmin.
  • the point A corresponds to an intermediate position suspended from the movable element 2, in which the final blade 20 N has traveled a part of the path between the low unwound position P B and the raised high position P H.
  • the wound up position P H corresponds to the de-stressed stop position of the movable element 2, reached once the final blade 20 N has come into abutment against the casing 7 and after de-stressing.
  • the torque T increases abruptly until it reaches the critical threshold TSH, beyond which the motor 30 is stopped and then the triggered de-stressing.
  • the threshold TSH is represented by a point B on the curve.
  • the final blade 20 N has then reached a position PB H , located beyond the high position P H , before the flap is returned to the P H position.
  • the detection and control unit 52 (or “detector” or “actuator control sensor”) has the role of detecting whether the torque (or an instantaneous variation of the driving torque) supplied by the motor 30 exceeds the predefined TSH critical threshold (or the threshold slope P_TSH) and, in the event of detection of a threshold overshoot, to command a shutdown of the engine 30 and to inform the de-stressing unit 53 thereof.
  • the de-stressing unit 53 or control unit of the actuator, its role is to control a de-stressing action of the actuator.
  • de-stressing action is meant a steering action of the actuator for driving the movable element 2 in a second direction opposite to the first direction preceding the exceeding of the threshold and the engine stop triggered by the overrun threshold, to bring the movable member 2 in a de-stressed stop position corresponding to the wound up position P H.
  • the de-stressing action aims to reduce the mechanical stresses induced by the abutment of the movable member 2 just before stopping the engine.
  • the de-stressing stroke that is to say the path of the movable element 2 in the second direction to the de-stressed stop position, is less than the total stroke of the movable element 2. More precisely, this is a partial race that should generally not exceed 20% of the total race. Note that the de-stressed stop position is close to the position of the movable element when the engine stops caused by the exceeding of the threshold (TSH or P_TSH here) corresponding to the abutment.
  • TSH threshold
  • the unit 53 is intended to control a reversal of the driving torque of the motor 30 so that that the motor 30 provides, here for a predetermined duration ⁇ , said de-stressing time, a drive torque in a direction opposite to the drive direction preceding the motor stop and thus causes the movable element 2 to its position de-stressed stop corresponding to the high wound position P H.
  • the parameterizing unit 54 is a unit for configuring a de-stressing parameter (that is to say for controlling the actuator), which is intended to parameterize or configure a de-stressing value.
  • de-stressing value is meant defining a value of a so-called “de-stressing” parameter making it possible to define a stopping position of the moving element after de-stressing, that is to say after having been dragged into the second direction (opposite to the first direction of training preceding the threshold crossing).
  • the de-stressing value is a time value, that is to say a duration during which the motor must be driven in the second direction.
  • the parameterization unit 54 comprises a unit 541 for evaluating a de-stressing value defining the de-stressed stop position (or substantially this de-stressed stop position) and a unit 542 for setting the de-braiding value.
  • the parameterization value is a time value, namely a de-stressing time ⁇ .
  • This de-stressing time ⁇ is determined as a function of an estimated time of evolution of the driving torque (or of an instantaneous torque variation) supplied by the actuator 3, between the discontinuity D and the threshold overshoot TSH as will be explained in the following description of the process.
  • the term “discontinuity” and “overshoot” here refers to the moment of detection of the discontinuity D and the time of detection of the threshold overshoot TSH (or P_TSH).
  • the method comprises a parameterizing step E0, for setting here the de-stressing duration ⁇ adapted to the moving element 2.
  • This de-stressing time ⁇ is the duration during which, following a motor stop 30 caused by exceeding the threshold TSH by the motor torque (or by exceeding the threshold slope P_TSH by the instantaneous variation of the motor torque), the actuator 3 must provide a drive torque in the opposite direction to the drive direction preceding the engine stop to unwind the movable element 2.
  • the processing unit 51 transmits to the parameterization unit 54 data on the evolution of the driving torque supplied by the motor 30 (or an instantaneous variation of this driving torque ).
  • the parameterization unit 54 detects a discontinuity D (substantially at the point P H ) in the variation of the engine torque, during a substep E00.
  • This discontinuity D is here detected by detection of an exceeding of threshold SD by the variation slope of the engine torque.
  • the parameterization unit 54 triggers a stopwatch to measure a duration of evolution of the motor torque supplied by the actuator 3 in the winding direction, from this instant of discontinuity D to a moment exceeding the TSH threshold represented by the point B, during a substep E01. The duration thus measured is noted d.
  • the parameterization unit determines the de-stressing time ⁇ as a function of the measured evolution time d.
  • This reactivity time ⁇ corresponds to the reaction time of all the elements which cooperate in response to exceeding the TSH threshold by the engine torque (or exceeding the threshold P_TSH by the variation slope of the engine torque). the movable element 2 in the opposite direction.
  • This duration of reactivity ⁇ can be provided by the manufacturer of the actuating device and prerecorded in the memory 55. One could also consider measuring it during the parameterization step E0. It can be predefined and is preferentially less than d.
  • the de-stressing time ⁇ is stored in the memory 55.
  • a similar parameterization step can be performed to calculate a de-stressing time ⁇ 'to be applied when the final blade 20 N abuts against a stop surface in the low position unrolled.
  • the de-stressing time to be applied following an engine stop in the low position unwound may be identical to that to be applied following an engine stop in the wound-up position.
  • the apron 22 of the movable member 2 is in the low position P B.
  • the transmitter 6 transmits to the receiver 4 a control signal for winding the mobile element 2, in a step E1.
  • the winding control is retransmitted by the receiver 4 to the electronic control module 5 during a step E2.
  • Step E3 corresponds to the instant when the stop 21 of the final blade 20 N comes into contact with the casing 7.
  • the actuator 3 exerts traction on the movable member 2 abuts against the casing 7.
  • the force torque provided by the actuator 3 increases sharply.
  • the detection unit 52 detects an exceeding of the threshold TSH by the torque supplied by the actuator 3 (or an exceeding of the threshold slope P_TSH by the slope of variation of the torque). On detection of the overrun threshold, the unit 52 controls a stop of the actuator 3 (step E7) and, in parallel, transmits the threshold overshoot information to the de-stressing unit 53 (step E8).
  • the de-stressing unit 53 transmits to the actuator 3 a command for providing a driving torque in the unwinding direction during the predetermined de-stressing time ⁇ .
  • the actuator 3 is energized to rotate the movable element in the opposite direction to the one preceding the threshold crossing TSH E6, namely here in the unwinding direction.
  • the actuator 3 thus provides a drive torque in the unwinding direction, applied to the movable element 2, during the duration ⁇ , and thus causes the movable element to its de-stressed stop position corresponding to the position high P H.
  • the deck 22 unfolds slightly so as to release the mechanical stresses induced by the abutment of the deck 22 against the caisson 7.
  • the de-stressing time ⁇ is adapted to the specific structure of the movable element 2 and the casing 7 so that the de-stressing - steps E9 and E10 - provides adequate relaxation of the mechanical stresses while avoiding a too important unwinding of the apron 22 which would have the effect of creating a visual defect.
  • the de-stressing is systematically effective, especially regardless of the structure of the movable element 2 and the box 7, without risk of causing a visual defect.
  • Actuation of the movable member 2 is effected in a similar manner during unwinding and abutment of the final blade 20 N of the deck 22 against a lower abutment surface.
  • a de-stressing can also be implemented when the movable member 2 comes into abutment against an obstacle.
  • de-stressing can be achieved after a threshold exceeding corresponding to an abutment of the movable member and an engine stop, caused by an obstacle against which the movable member has come into abutment.
  • a parameterization step similar to step E0 previously described, to evaluate the de-stressing time ⁇ adapted to the detected obstacle and to drive the mobile element to a suitable de-stressed position.
  • the movable element 2 could be any element of closure, occultation, sunscreen or screen, for example a solar protection cloth, a projection screen, a shutter, a terrace awning, a blind blade orientable, etc.
  • the de-stressing is triggered on detection of a threshold exceeding by the driving torque (or an instantaneous variation of this torque).
  • the parameter considered for threshold overruns could be a parameter of speed or instantaneous speed variation (ie acceleration or deceleration).
  • the stop detection is performed by detecting a downward movement of a speed value, the measurement of which can be carried out at the output shaft of the actuator, at the motor level or elsewhere on the motor. the kinematic chain, or by detecting a speed variation slope greater than a threshold slope value on a speed curve.
  • the parameterized de-stressing value is a time value determined from the time elapsed between the discontinuity D and the threshold overshoot TSH (or P_TSH), that is to say between the instant of detection of the discontinuity and the detection time of the TSH threshold (or P_TSH).
  • the parameterized de-stressing value is a spatial value.
  • the spatial value of de-stressing is a distance L determined from a positional deviation of the movable element 2 between the discontinuity D and the threshold overshoot TSH (or P_TSH), that is to say say in the position of the movable element 2 at the moment when the discontinuity D is detected and the position of the movable element 2 at the moment when the TSH threshold (or P_TSH) threshold is detected.
  • the de-stressing distance is at least equal (i.e. greater than or equal to) this positional deviation.
  • the spatial value of de-stressing is an angular magnitude ⁇ , for example a number of engine revolutions, determined from an angular variation of the motor 30 between the discontinuity D and the threshold overshoot TSH (or P_TSH), that is to say between the angular position of the motor 30 at the moment when the discontinuity D is detected and the angular position of the motor 30 at the moment when the TSH threshold (or P_TSH) is detected.
  • the angular magnitude of de-stressing is at least equal (that is to say greater than or equal to) this angular variation.
  • the invention also relates to a home automation installation comprising the device for actuating the mobile element 2 and the mobile element 2.

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  • Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
EP14170078.1A 2013-05-31 2014-05-27 Verfahren und Vorrichtung zur Betätigung eines mobilen Verschluss-, Verdunkelungs-, Sonnenschutz- oder Leinwandelements Active EP2808479B1 (de)

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PL14170078T PL2808479T3 (pl) 2013-05-31 2014-05-27 Sposób i urządzenie do uruchamiania elementu ruchomego zamknięcia, osłony, zabezpieczenia przed słońcem lub ekranu

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FR1355027A FR3006360B1 (fr) 2013-05-31 2013-05-31 Procede et dispositif d'actionnement d'un element mobile de fermeture, d'occultation, de protection solaire ou d'ecran

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3121364A1 (de) 2015-07-23 2017-01-25 Somfy SAS Verfahren zur steuerung eines stellglieds eines aufrollbaren behangs, und system, bei dem dieses verfahren umgesetzt wird
EP4033066A1 (de) * 2021-01-20 2022-07-27 Tilt-a-Dor Limited Rolltoranordnung

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2816465A1 (fr) * 2000-11-06 2002-05-10 Fial Dispositif pour arreter un moteur d'entrainement d'un tube d'enroulement d'un store, en fonction d'une mesure du couple exerce sur ledit moteur
EP1659252A1 (de) * 2004-11-19 2006-05-24 Somfy SAS Verfahren zur Steuerung eines angetriebenen Rollladen

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2599202Y (zh) * 2003-02-12 2004-01-14 戴明正 快速卷门传动装置
FR2862334B1 (fr) * 2003-11-19 2006-02-10 Somfy Dispositif d'entrainement d'un ecran de fermeture ou de protection solaire et installation comportant un tel dispositif
WO2009140711A1 (en) * 2007-01-03 2009-11-26 Dazhi Huang Motorized blind system

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2816465A1 (fr) * 2000-11-06 2002-05-10 Fial Dispositif pour arreter un moteur d'entrainement d'un tube d'enroulement d'un store, en fonction d'une mesure du couple exerce sur ledit moteur
EP1659252A1 (de) * 2004-11-19 2006-05-24 Somfy SAS Verfahren zur Steuerung eines angetriebenen Rollladen

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3121364A1 (de) 2015-07-23 2017-01-25 Somfy SAS Verfahren zur steuerung eines stellglieds eines aufrollbaren behangs, und system, bei dem dieses verfahren umgesetzt wird
EP4033066A1 (de) * 2021-01-20 2022-07-27 Tilt-a-Dor Limited Rolltoranordnung

Also Published As

Publication number Publication date
PL2808479T3 (pl) 2017-08-31
CN104213828B (zh) 2019-04-12
CN104213828A (zh) 2014-12-17
EP2808479B1 (de) 2017-03-08
FR3006360A1 (fr) 2014-12-05
FR3006360B1 (fr) 2015-07-03

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