EP4140367A1 - Motorisierte antriebsvorrichtung einer verdunkelungsvorrichtung - Google Patents

Motorisierte antriebsvorrichtung einer verdunkelungsvorrichtung Download PDF

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Publication number
EP4140367A1
EP4140367A1 EP22191762.8A EP22191762A EP4140367A1 EP 4140367 A1 EP4140367 A1 EP 4140367A1 EP 22191762 A EP22191762 A EP 22191762A EP 4140367 A1 EP4140367 A1 EP 4140367A1
Authority
EP
European Patent Office
Prior art keywords
rod
fixing plate
motorized drive
drive device
wall
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.)
Pending
Application number
EP22191762.8A
Other languages
English (en)
French (fr)
Inventor
Eric Lagarde
Xavier Cohen
Frédéric MARAVAL
Norbert Dupielet
Frédéric Negrello
Julien Jolly
Jérémy LE GUILLERM
Damien MARQUE
Sébastien CLERY
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 Activites SA
Original Assignee
Somfy Activites SA
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 Somfy Activites SA filed Critical Somfy Activites SA
Publication of EP4140367A1 publication Critical patent/EP4140367A1/de
Pending legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47H—FURNISHINGS FOR WINDOWS OR DOORS
    • A47H5/00—Devices for drawing draperies, curtains, or the like
    • A47H5/02—Devices for opening and closing curtains
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47H—FURNISHINGS FOR WINDOWS OR DOORS
    • A47H5/00—Devices for drawing draperies, curtains, or the like
    • A47H5/02—Devices for opening and closing curtains
    • A47H5/032—Devices with guiding means and draw cords
    • A47H5/0325—Devices with guiding means and draw cords using electrical or electronical drive, detecting or controlling means

Definitions

  • the present invention relates to a motor drive device for a screening device, in other words a motor drive device for a screening device.
  • This motorized drive device is provided, in other words is configured, to move at least one screen along a rod following a sliding movement.
  • the present invention also relates to a screening device equipped with such a motorized drive device, as well as a home automation installation comprising such a screening device.
  • the present invention relates to the field of curtains comprising a motorized drive device moving a screen relative to a rod following a sliding movement, between at least a first position and at least a second position.
  • the motorized drive device includes a housing, a motorization block, and an electrical power source.
  • the housing includes a top side, a bottom side, and a side surround.
  • the top side is opposite the bottom side.
  • the side contour is disposed between the upper side and the lower side.
  • the motorization block is housed inside the housing.
  • the drive unit includes an electric motor and a drive wheel.
  • the electric motor is configured to be supplied with electrical energy by means of the electrical energy source.
  • the drive wheel is configured to be driven in rotation by means of the electric motor and to be brought into contact with a first rolling surface of a rod of the screening device, so as to move the motorized drive device the along the rod in a direction of movement.
  • this motorized drive device has the disadvantage of attaching two fixing devices to two opposite side faces of the housing.
  • the two side faces of the housing partly form the lateral contour of the housing and are arranged between the upper side and the lower side of the housing.
  • Each fastener is configured to assemble the motorized drive device with the rod.
  • the two fixing devices are independent of each other.
  • this assembly of the motorized drive device by means of the two fastening devices on the housing and this installation relative to the rod complicate access to the motorization unit, during a maintenance operation, or to access the source of electrical energy, in order to perform a recharge thereof, since the motorized drive device must be completely dismantled with respect to the rod, that is to say that the motorization block, the source of electrical energy and the two fastening devices must be dismantled together with respect to the rod.
  • the motorized drive device includes a housing, a motorization block, and an electrical power source.
  • the housing includes a top side, a bottom side, and a side surround.
  • the top side is opposite the bottom side.
  • the side contour is disposed between the upper side and the lower side.
  • the motorization block is housed inside the housing.
  • the drive unit includes an electric motor and a drive wheel.
  • the electric motor is housed inside the drive wheel and is configured to be supplied with electrical energy by means of the electrical energy source.
  • the drive wheel is configured to be driven in rotation by means of the electric motor and to be brought into contact with a first rolling surface of a rod of the screening device, so as to move the motorized drive device the along the rod in a direction of movement.
  • this motorized drive device has the drawback that the two fastening devices are arranged at two opposite side faces of the housing.
  • the two side faces of the housing partly form the lateral contour of the housing and are arranged between the upper side and the lower side of the housing.
  • Each fastener is configured to assemble the motorized drive device with the rod.
  • the two fixing devices are an integral part of the housing.
  • the installation of the motorized drive device with respect to the rod complicates access to the motorization unit, during a maintenance operation, or to access the source of electrical energy, in order to carry out a recharge. of the latter, since the motorized drive device must be completely dismantled in relation to the rod, that is to say that the box in its entirety, integrating the motorization block, the electrical energy source and the two fastening devices, must be disassembled from the rod.
  • the motorized drive device comprises a guide plate mountable and dismountable relative to the housing, in particular at the upper side of the housing.
  • This guide plate comprises guide wheels, which can be two or four in number. These guide wheels are configured to guide only the motorized drive device relative to the rod, during movement of the motorized drive device along the rod.
  • the motorized drive device comprises, on the one hand, the two fixing devices forming an integral part of the housing, so as to hold the motorized drive device relative to the rod, and, on the other hand , the guide plate provided with guide wheels, so as to guide the motorized drive device relative to the rod, during movement of the motorized drive device along the rod.
  • the guide plate fitted with guide wheels does not in any way allow the casing of the motorized drive device to be held in relation to the rod.
  • the installation of the motor-driving device relative to the rod is time-consuming and requires several operations by a user, and the cost of obtaining the motor-driving device is high.
  • the motorized drive device comprises a housing, a motorization block, an electrical energy source and a fixing plate.
  • the housing includes a top side, a bottom side and a side contour, the top side being opposite the bottom side, the side contour being disposed between the top side and the bottom side.
  • the motorization block is housed inside the housing.
  • the fixing plate is fixed to the case.
  • the drive unit includes an electric motor and a drive wheel. The electric motor is configured to be supplied with electrical energy by means of the electrical energy source.
  • the drive wheel is configured to be driven in rotation by means of the electric motor and to be brought into contact with a rolling surface of a rod of the screening device, so as to move the motorized drive device along of the rod in a direction of movement.
  • the fixing plate is configured to be assembled with the rod.
  • the fixing plate comprises a wall and two holding devices.
  • the wall of the fixing plate is fixed to the casing, by means of fixing elements, by screwing or by elastic snap-fastening, at the level of the upper side of the casing.
  • Each holding device is connected to the wall of the fixing plate, so as to hold the fixing plate relative to the rod.
  • the object of the present invention is to solve the aforementioned drawbacks and to propose a device for motorized driving of a concealment device, a device concealment comprising such a motorized drive device, as well as a home automation installation comprising such a concealment device, making it possible to simplify the installation of the motorized drive device with respect to a rod of the concealment device, to simplify maintenance of the motorized drive device and to simplify access to a source of electrical energy for the motorized drive device, while minimizing the costs of obtaining the motorized drive device.
  • the motorized drive device further comprises at least one actuating element.
  • the actuating element is configured to disassemble the case with respect to the single fixing plate by exerting pressure thereon.
  • Such a construction of the motorized drive device makes it possible to simplify installation of the motorized drive device relative to the rod, to simplify maintenance of the motorized drive device and to simplify access to the power source. electrical energy, while minimizing the costs of obtaining the motorized drive device.
  • the box can be mounted on the single fixing plate, in other words secured to the single fixing plate, as well as dismantled with respect to the single fixing plate, in other words separated from the single fixing plate, so as to access the motorization block, during a maintenance operation, or so as to access the energy source electricity, in order to recharge it.
  • Such a construction of the motorized drive device makes it possible to produce a housing compatible with a plurality of single fixing plates, each of the fixing plates being intended to be mounted, in other words to be suspended, with a specific rod of the concealment device, in particular a bar which can be, for example, of round section or a rail which can be, for example, of "I", "H” or "U” section.
  • each of the holding devices of the single fixing plate comprises at least one hook, the hook of each holding device being configured to be hooked to a ring of a retaining element of the device occultation, so as to maintain the single fixing plate in relation to the rod.
  • the finger is configured to cooperate with the notches, so as to adjust the distance between the axis of rotation of the drive wheel and the axis of rotation of the driven wheel.
  • the adjustment mechanism further comprises at least one elastic return element.
  • the elastic return element is configured to hold the finger in position relative to one of the notches, so as to maintain the distance between the axis of rotation of the drive wheel and the axis of rotation of the driven wheel.
  • the arm is mounted to move in translation relative to the first wall of the single fixing plate.
  • a translational movement of the arm relative to the first wall of the single fixing plate is implemented by means of the guide element of the same holding device.
  • the single fixing plate also comprises at least one stop.
  • the abutment is provided at the level of the first wall of the single fixing plate.
  • the abutment is configured to limit movement of the first wall of the single fixing plate with respect to the rod, during the installation of the single fixing plate on the rod.
  • the motorized drive device further comprises at least one elastic return element.
  • the motorization unit further comprises at least one casing.
  • the elastic return element is configured to cooperate, on the one hand, with the housing and, on the other hand, with the casing.
  • the drive wheel is configured to bear against the first rolling surface of the rod, by means of the elastic return element.
  • the casing is configured so that, when the electric motor is electrically activated, it is inclined inside the casing, with respect to a mid-plane of the casing.
  • This screening device has characteristics and advantages similar to those described above, in relation to the motorized drive device according to the invention.
  • the present invention relates, according to a third aspect, to a home automation installation comprising a screening device according to the invention, as mentioned above.
  • This home automation installation has characteristics and advantages similar to those described previously, in relation to the concealment device according to the invention.
  • the home automation installation 1 comprises a screening or solar protection device 3 in accordance with the invention.
  • This home automation installation 1, installed in a building, not shown, comprises an opening, not shown, in which is placed a window or a door, equipped with at least one screen 2 belonging to the concealment or solar protection device 3, in particular a motorized curtain.
  • the screening or solar protection device 3 is hereinafter referred to as the “screening device”.
  • the screening device 3 comprises the screen 2 which, in the examples of the figures, is formed by a curtain.
  • the screen 2 can be formed by an occultation fabric, a curtain or even blades.
  • the concealment device 3 further comprises at least one rod 4.
  • the rod 4 may also be called a bar or rail.
  • the rod 4 is a support element for mounting the screen 2 of the concealment device 3.
  • the screen 2 is suspended from the rod 4.
  • the rod 4 is configured to be fixed, in other words is fixed, to a wall W of a room of the building, in an assembled configuration of the home automation installation 1, by means of fixing brackets 25, in particular the number of two, of which only one is represented figures 1 to 11 .
  • the rod 4 is configured to be fixed, in other words is fixed, to a ceiling of a room in the building, in particular in the assembled configuration of the home automation installation 1, by means of fixing brackets.
  • the number and type of mounting brackets are in no way limiting and may be different.
  • the concealment device 3 comprises a single screen 2 which can be moved along the rod 4.
  • the screening device 3 comprises two screens 2.
  • the two screens 2 can be moved along the same rod 4 or along two separate and parallel rods. In the case where two screens 2 can be moved along the same rod 4, these are respectively each arranged close to one end of the rod 4.
  • the rod 4 further comprises at least a first rolling surface 5 and, optionally, a second rolling surface 6.
  • the first rolling surface 5 of the rod 4 is formed by a first part of the outer face of the rod 4.
  • the rod 4 comprises at least one slot 65.
  • the rod 4 comprises an upper wall 4a, a lower wall 4b, two side walls 4c and an intermediate wall 4i.
  • the intermediate wall 4i is arranged between the upper wall 4a and the lower wall 4b.
  • the lower wall 4b of the rod 4 comprises the slot 65.
  • the lower wall 4b of the rod 4 comprises a first part 4g and a second part 4d, formed on either side of the slot 65.
  • the rod 4 has a rectangular section.
  • the section of the rod is not limiting and may be different. It can be, for example, square.
  • slot 65 of rod 4 extends in a longitudinal direction of rod 4.
  • the lower wall 4b of the rod 4 comprises an inner face and an outer face.
  • the rod 4 further comprises a recess 66, as shown to the figure 1 .
  • the recess 66 of the rod 4 is formed between the upper 4a, lower 4b and side 4c walls of the rod 4 and, more particularly, between the intermediate 4i, lower 4b and side 4c walls of the rod 4.
  • the concealment device 3 further comprises retaining elements 53 of the screen 2.
  • the retaining elements 53 are configured to retain the screen 2 relative to the rod 4 and to move the screen 2 along the rod 4, in an assembled configuration of the concealment device 3.
  • first rolling surface 5 further comprises at least one first rolling track 5a and at least one second rolling track 5b.
  • second rolling surface 6 further comprises at least one first rolling track 6a and at least one second rolling track 6b.
  • first and second rolling tracks 5a, 5b of the first rolling surface 5 are provided on either side of the slot 65 of the rod 4.
  • first and second rolling tracks 6a, 6b of the second running surface 6 are made on either side of the slot 65 of the rod 4.
  • first and second rolling tracks 5a, 5b of the first rolling surface 5 are formed by the outer face of the lower wall 4b of the rod 4 and, more particularly, by the outer face of the first and second parts 4g, 4d of the lower wall 4b of the rod 4.
  • first and second rolling tracks 6a, 6b of the second rolling surface 6 are formed by the inner face of the lower wall 4b of the rod 4 and, more particularly , by the inner face of the first and second parts 4g, 4d of the lower wall 4b of the rod 4.
  • each retaining element 53 comprises at least one first and at least one second wheel 67, only one of which is shown partially in the figure 3 And 5 .
  • the first and second wheels 67 of a retaining element 53 are configured to bear respectively against the first and second rolling tracks 6a, 6b of the second rolling surface 6, in particular in the assembled configuration of the device. concealment 3.
  • the first and second wheels 67 of each retaining element 53 are configured to be free in rotation, around an axis of rotation.
  • the axis of rotation of the first and second wheels 67 of each retaining element 53 is orthogonal to a direction of movement D of the screen 2 along the rod 4.
  • each retaining element 53 further comprises a ring 48.
  • the ring 48 is configured to suspend the screen 2 with respect to the rod 4, in particular in the assembled configuration of the occultation device 3.
  • the ring 48 is configured to extend through the slot 65 of the rod 4, in particular in the assembled configuration of the occultation device 3.
  • each retainer 53 has a triangular shape.
  • the shape of the ring of each retaining element is not limiting and can be different. It can be, for example, round or elliptical.
  • the concealment device 3 further comprises hooks 75.
  • Each hook 75 is configured to be attached, in other words is attached, to the screen 2.
  • the ring 48 of each retaining element 53 is configured to receive, in other words receives, one of the hooks 75, so as to suspend the screen 2 relative to the rod 4 and, more particularly, relative to the retaining elements 53.
  • Rod 4 has a circular section.
  • Rod 4 is more commonly referred to as a round rod or a round bar.
  • the section of the rod is not limiting and may be different. It can be, for example, hexagonal or octagonal. Also, it can be hollow or solid.
  • the screen 2 comprises eyelets 68, which can also be called rings.
  • the rod 4 is inserted through the eyelets 68 of the screen 2, so as to suspend the screen 2 relative to the rod 4.
  • the screening device 3 further comprises at least one motorized drive device 10, whether in the first or the second embodiment.
  • the motorized drive device 10 is configured to be held relative to the rod 4, in other words is suspended from the rod 4, in particular in the assembled configuration of the screening device 3, and to move along the rod 4, so as to close or open the screen 2.
  • the screen 2 is thus movable along the rod 4, by means of the motorized drive device 10.
  • the rod 4 is a guide support for the motorized drive device 10.
  • the motor drive device 10 comprises a housing 43, visible to figures 1 to 11 and which is not represented on the figure 12 , and a motor unit 49.
  • the housing 43 comprises an upper side 43d, a lower side 43e and a side contour 43c.
  • the upper side 43d is opposite the lower side 43e and is located on top of the box 43, in the assembled configuration of the home automation installation 1, while the lower side 43e is located on the underside of this box 43.
  • the side contour 43c is placed between the 43d upper side and 43rd lower side.
  • the motorization block 49 is housed, in other words is configured to be housed, inside the housing 43, in particular in an assembled configuration of the motorized drive device 10.
  • the motor drive device 10 further comprises a source of electrical energy 12, as illustrated in figure 11 .
  • the electrical energy source 12 can be, for example, a battery or a plurality of batteries.
  • the electrical energy source 12 can be rechargeable, in particular by means of a charger or a photovoltaic panel, and can also be called an accumulator.
  • the electrical energy source 12 is housed, in other words is configured to be housed, inside the housing 43, in particular in the assembled configuration of the motorized drive device 10.
  • the motorized drive device 10 comprises four sets of two batteries arranged respectively in a corner of the housing 43.
  • the box 43 comprises a first half-shell 43a and a second half-shell 43b. Furthermore, the first and second half-shells 43a, 43b are configured to be assembled, in other words are assembled together by means of fasteners 69, in particular in the assembled configuration of the motorized drive device 10.
  • the fixing elements 69 of the housing 43 are screw fixing elements. Only one screw barrel constituting the fixing elements 69 of each of the first and second half-shells 43a, 43b is shown in figure 11 for the second embodiment, while the trace of four screw barrels is visible at the figure 5 for the first embodiment.
  • the type of fastening elements of the first and second half-shells is not limiting and can be different. It may be, for example, elastic snap-fastening elements.
  • one of the first and second half-shells 43a, 43b comprises or constitutes a hatch, so as to allow access to the source of electrical energy 12, in particular to replace the latter.
  • the hatch formed in or by one of the first and second half-shells 43a, 43b is configured to introduce the source of electrical energy 12 inside the casing 43 and to withdraw the latter outside the casing 43 .
  • the hatch is formed by a wall 63 of the box 43.
  • the motor unit 49 comprises an electric motor 11, as illustrated in figure 11 And 12 .
  • the electric motor 11 is configured to be supplied with electrical energy, in other words is supplied with electrical energy, by means of the source of electrical energy 12.
  • the electric motor 11 is of the electronically commutated brushless type, also called “BLDC” (acronym of the English term BrushLess Direct Current) or “synchronous with permanent magnets”, or of the direct current type.
  • BLDC electronically commutated brushless type
  • synchronous with permanent magnets or of the direct current type.
  • Each retaining element 53 or each eyelet 68 is configured to be moved, in other words is moved, along the rod 4, during the electric activation of the electric motor 11 of the motorized drive device 10, so as to close or open screen 2.
  • the motorized drive device 10 is configured to allow movement of the screen 2 manually, in the case where the electrical energy source 12 has a state of charge below a threshold value.
  • the motor unit 49 further comprises a drive wheel 13.
  • the drive wheel 13 is configured to be driven in rotation, around an axis of rotation X13, by means of the electric motor 11 and to be brought into contact with the first running surface 5 of the rod 4, so as to move the motorized drive device 10 along the rod 4.
  • the drive wheel 13 is driven in rotation by the electric motor 11 and brought into contact with the first rolling surface 5 of the rod 4, when the motorized drive device 10 is operating.
  • the rod 4 and, more particularly, the first rolling surface 5 of the rod 4 is configured to cooperate, in other words cooperates, with the drive wheel 13, in particular in the assembled configuration of the concealment device 3.
  • the motorized drive device 10 is configured to move along the rod 4 in the direction of movement D.
  • the direction of movement D of the motorized drive device 10 relative to the rod 4 corresponds to the longitudinal direction of the rod 4, parallel to its longitudinal axis A4.
  • the direction of movement D of the motorized drive device 10 relative to the rod 4 is identical to the direction of movement of the screen 2 along the rod 4.
  • the axis of rotation X13 of the drive wheel 13 is orthogonal to the direction of movement D of the motorized drive device 10 along the rod 4.
  • the motorized drive device 10 is controlled by a control unit 15, 16.
  • the control unit can be, for example, a control unit. local control 15 or a central control unit 16, as illustrated in figure 1 And 6 .
  • the local control unit 15 can be connected, in a wired or wireless connection, with the central control unit 16.
  • the central control unit 16 can control the local control unit 15, as well as other similar local control units distributed in the building.
  • the motorized drive device 10 is preferably configured to execute the commands for closing or opening the screen 2 of the screening device 3, which can be issued, in particular, by the local control unit 15 and /or the central control unit 16.
  • the home automation installation 1 comprises either the local control unit 15, or the central control unit 16, or the local control unit 15 and the central control unit 16.
  • Means for controlling the motorized drive device 10, allowing the movement of the screen 2 of the screening device 3, comprise at least one electronic control unit 17, as illustrated in figure 4 , 8 , 11 And 12 .
  • This electronic control unit 17 is able to put the electric motor 11 into operation and, in particular, to allow the supply of electric power to the electric motor 11.
  • This electronic control unit 17 can, in addition, be able to regulate a speed of rotation of the electric motor 11, as well as modifying the speed of rotation of the electric motor 11, in particular increasing this speed of rotation when starting the electric motor 11 or decreasing this speed of rotation when stopping the electric motor 11.
  • the electronic control unit 17 controls, in particular, the electric motor 11, so as to close or open the screen 2.
  • the control means of the motorized drive device 10 comprise hardware and/or software means.
  • the hardware means may comprise at least one microcontroller 18, as illustrated in figure 12 .
  • the electronic control unit 17 comprises a first communication module 19, as illustrated in figure 11 And 12 , in particular for receiving control orders, the control orders being transmitted by an order transmitter, such as the local control unit 15 and/or the central control unit 16, these orders being intended to control motor drive device 10.
  • an order transmitter such as the local control unit 15 and/or the central control unit 16
  • the first communication module 19 of the electronic unit control 17 is of the wireless type.
  • the first communication module 19 is configured to receive radio control commands.
  • the electronic control unit 17, the local control unit 15 and/or the central control unit 16 can be in communication with one or more sensors, not shown, arranged inside the building or remote the exterior of the building.
  • This or these sensors can be configured to determine, for example, a temperature, a luminosity or even a humidity.
  • the electronic control unit 17, the local control unit 15 and/or the central control unit 16 can also be in communication with a server 20, as illustrated in figure 1 And 6 , so as to control the motorized drive device 10 according to data made available remotely via a communication network, in particular an Internet network that can be connected to the server 20.
  • a communication network in particular an Internet network that can be connected to the server 20.
  • the electronic control unit 17 can be controlled from the local 15 or central 16 control unit.
  • the local 15 or central 16 control unit is provided with a control keyboard.
  • the control keyboard of the local 15 or central 16 control unit comprises one or more selection elements 21 and, optionally, one or more display elements 22.
  • the selection elements can comprise push buttons and/or sensitive keys.
  • the display elements may comprise light-emitting diodes and/or an LCD (acronym of the Anglo-Saxon term “Liquid Crystal Display”) or TFT (acronym of the Anglo-Saxon term “Thin Film Transistor”) display.
  • the selection and display elements can also be produced by means of a touch screen.
  • the local 15 or central 16 control unit comprises at least one second communication module 23.
  • the second communication module 23 of the local 15 or central 16 control unit is configured to transmit, in other words sends, control commands, in particular by wireless means, for example radioelectric, or by wired means. .
  • the second communication module 23 of the local 15 or central 16 control unit can also be configured to receive, in other words receive, control commands, in particular via the same means.
  • the second communication module 23 of the local 15 or central 16 control unit is configured to communicate, in other words communicates, with the first communication module 19 of the electronic control unit 17.
  • the second communication module 23 of the local 15 or central 16 control unit exchanges control commands with the first communication module 19 of the electronic control unit 17, either unidirectionally or bidirectionally.
  • the local control unit 15 is a control point, which can be fixed or mobile.
  • a fixed control point can be a control box intended to be fixed on a facade of a wall of the building or on a face of a fixed frame of a window or a door.
  • a nomadic control point can be a remote control, a smart phone or a tablet.
  • the local 15 and/or central 16 control unit further comprises a controller 24.
  • the motorized drive device 10, in particular the electronic control unit 17, is preferably configured to execute movement control commands, in particular closing as well as opening, of the screen 2 of the device. occultation 3. These commands can be issued, in particular, by the local control unit 15 or by the central control unit 16.
  • the motorized drive device 10 can be controlled by the user, for example by receiving a control command corresponding to a press on the or one of the selection elements 21 of the local control unit 15 or central 16.
  • the motorized drive device 10 can also be controlled automatically, for example by receiving a control command corresponding to at least one signal coming from at least one sensor and/or to a signal coming from a clock of the electronic control unit 17, in particular the microcontroller 18.
  • the sensor and/or the clock can be integrated into the local control unit 15 or the central control unit 16.
  • the electronic control unit 17 is housed, in other words is configured to be housed, inside the casing 43, in particular in the assembled configuration of the motorized drive device 10.
  • the motorized drive device 10 in particular the motorization unit 49, comprises a counting device 38, visible at the figure 12 .
  • the counting device 38 is configured to cooperate, in other words cooperates, with the electronic control unit 17.
  • the counting device 38 comprises at least one sensor 36, in particular of position.
  • the counting device 38 comprises two sensors 36, only one of which is visible at the figure 12 .
  • the number of sensors of the counting device is not limiting and may be different, in particular equal to one or greater than or equal to three.
  • the counting device 38 is of the magnetic type, for example an encoder equipped with one or more Hall effect sensors.
  • the counting device 38 makes it possible to determine the angular position of the drive wheel 13.
  • the counting device 38 makes it possible to determine the number of revolutions carried out, from a reference position, by a rotor of the electric motor 11.
  • the type of counting device is not limiting and can be different.
  • This counting device can, in particular, be of the optical type, for example an encoder equipped with one or more optical sensors, or of the time type, for example a clock of the microcontroller.
  • the counting device 38 can also make it possible to detect the reaching of one of the end-of-travel positions of the motorized drive device 10 with respect to the rod 4.
  • the motorized drive device 10 may comprise a first counting device 38 provided with one or more sensors 36 and a second time counting device, not shown, implemented, for example, by means of a clock of the microcontroller 18.
  • the first counting device 38 can make it possible to determine the reaching of one of the end-of-travel positions and the second counting device can make it possible to determine intermediate positions between the two end-of-travel positions, so as to minimize the electrical power consumption of the motor drive device 10 and increase the operating time of the electrical power source 12.
  • the motorized drive device 10 and, more particularly, the electronic control unit 17 is configured to electrically activate the electric motor 11, following detection of a displacement of the screen 2 implemented manually, by particular by the user.
  • the displacement of the screen 2 is implemented, initially manually and, secondly, automatically by means of the motorized drive device 10.
  • the detection of a manual movement of the screen 2 is implemented by the electronic control unit 17 and, in particular, by means of the counting device 38.
  • the electronic control unit 17 is configured to determine a direction of movement of the screen 2 implemented manually, so as to control the electric motor 11 according to the determined direction of movement.
  • the detection of the direction of manual movement of the screen 2 is implemented by the electronic control unit 17 and, in particular, by means of the counting device 38.
  • the electronic control unit 17 comprises a single electronic card 26, equipped with the first communication module 19, configured to drive the electric motor 11 and to receive control commands and, possibly, send messages.
  • the electronic control unit 17 comprises a first electronic card 26, configured to control the electric motor 11, and a second electronic card equipped with the first communication module 19, configured to receive control commands and, possibly, send messages.
  • the electronic control unit 17 comprises a measuring device 73, as illustrated in figure 12 , of an intensity value I of an electric current passing through the electric motor 11.
  • the measuring device 73 can make it possible to learn end-of-travel positions, closed or open, of the screen 2 and to detect the reaching of one of these end-of-travel positions, during a electric activation of the electric motor 11.
  • the motor unit 49 further comprises a transmission device 28, as illustrated in figure 11 And 12 .
  • the transmission device 28 is configured to be connected, in other words is connected, to the electric motor 11, in particular in the assembled configuration of the motorized drive device 10 and, more particularly, of the motorization unit 49.
  • the device transmission 28 is configured to drive the drive wheel 13, upon electrical activation of the electric motor 11.
  • the transmission device 28 is housed, in other words is configured to be housed, inside the housing 43, in particular in the assembled configuration of the motorized drive device 10.
  • the transmission device 28 comprises a reducer 29.
  • the reducer 29 comprises two stages of reduction.
  • a first reduction stage of the reducer 29 is formed by a wheel and worm system 30.
  • a second reduction stage of the reducer 29 is formed by a gear system 31 comprising an input pinion 32, a satellite 33 and a output pinion 34.
  • a wheel 30a of the system wheel and worm 30 is meshed with a screw 30b of the wheel and worm system 30.
  • the satellite 33 is mounted on a pivoting arm 35.
  • the wheel 30a of the wheel and worm system 30 is secured to the input pinion 32 and, more particularly, wheel 30a and input pinion 32 have the same axis of rotation X32.
  • the pivot arm 35 is connected to the input pinion 32.
  • the satellite 33 is configured to be meshed with the output pinion 34, depending on an angular orientation of the pivot arm 35 with respect to the input pinion 32.
  • the output pinion 34 is integral with the drive wheel 13.
  • the type and number of reduction stages of the reducer are not limiting and can be different.
  • a drive of the electric motor 11 in a direction of rotation opposite, to the initial direction of rotation of control of the electric motor 11, is implemented, so as to disengage the reducer 29, in particular the second reduction stage.
  • the disengagement of the reducer 29 is implemented by a backward movement of the pivoting arm 35, so as to disengage the satellite 33 with respect to the output pinion 34.
  • the motorized drive device 10 and, more particularly, the screen 2 can be moved manually relative to the rod 4.
  • the electronic control unit 17, in particular the microcontroller 18, is configured to determine, by means of the counting device 38, if the disengagement of the reducer 29 has taken place, in particular the disengagement of the second reduction stage of the reducer 29. This determination is, in particular, carried out via one or more signals transmitted by the counting device 38 to the electronic control unit 17.
  • the disengagement of the reducer 29, in particular of the second stage of reduction of the reducer 29, following a stop command of the electric motor 11, can thus allow, following a detection of a displacement of the screen 2 implemented manually , in particular by means of the counting device 38, to automatically start the electric motor 11, so as to move the screen 2 relative to the rod 4.
  • the disengagement of the reducer 29, in particular of the second stage of reduction, following a stop command from the electric motor 11, can, moreover, make it possible to close or open the screen 2 manually, in the case where the source electrical energy 12 is discharged, in other words has a state of charge below a predetermined threshold value.
  • the motorized drive device 10 further comprises a single fixing plate 7.
  • the fixing plate 7 comprises at least a first wall 9.
  • the fixing plate 7 is fixed, in other words is configured to be fixed, to the housing 43, in particular in the assembled configuration of the motor drive device 10, and is configured to be assembled, in other words is assembled, with the rod 4, in particular in the assembled configuration of the screening device 3.
  • the fixing plate 7 comprises at least two holding devices 37, 39, which can be called hereafter first holding device 37 and second holding device 39.
  • Each holding device 37, 39 is connected to the first wall 9 of the fixing plate 7, so as to hold the fixing plate 7 with respect to the rod 4, in other words to suspend the fixing plate 7 with respect to the rod 4, in particular in the assembled configuration of the concealment device 3.
  • the first wall 9 of the fixing plate 7 is fixed, in other words is configured to be fixed, to the casing 43, by means of at least one fixing element 46, at the level of the upper side 43d of the casing 43, in particular in the assembled configuration of motor drive device 10.
  • this construction of the motorized drive device 10 makes it possible to simplify placement, in other words installation, of the motorized drive device 10 with respect to the rod 4, to simplify maintenance of the motorized drive device 10 and to simplify access to the source of electrical energy 12, while minimizing the costs of obtaining the motorized drive device 10.
  • this construction of the motorized drive device 10 makes it possible to mount, in other words to suspend, the single fixing plate 7 to the rod 4 and to maintain the latter mounted on the rod 4, in other words suspended from the rod 4, either without housing 43 or with housing 43.
  • the box 43 can be mounted on the single fixing plate 7, in other words secured to the single plate fixing plate 7, as well as dismantled with respect to the single fixing plate 7, in other words separated from the single fixing plate 7, so as to access the motorization block 49, during a maintenance operation, or so as to access the electrical energy source 12, in order to perform a recharging thereof.
  • this construction of the motorized drive device 10 makes it possible to produce a box 43 compatible with a plurality of single fixing plates 7, each of the fixing plates 7 being intended to be mounted, in other words to be suspended, with a rod 4 specific to the concealment device 3, in particular a bar which can be, for example, of round section, as in the second embodiment, or a rail which can be, for example, of "I", "H” or "U” section, as in the first embodiment .
  • the first wall 9 of the fixing plate 7 is a closing wall of the box 43.
  • the first wall 9 of the fixing plate 7 is arranged, in other words is configured to be arranged, between the casing 43 and the rod 4, in particular in the mounted state of the motorized drive device 10 on the rod 4 .
  • the first wall 9 of the fixing plate 7 is parallel to the rod 4, in particular in the assembled configuration of the concealment device 3.
  • the drive wheel 13 is configured to be arranged, in other words is arranged, through a central opening 51 of the first wall 9 of the fixing plate 7, in particular in the assembled configuration of the drive device motorized 10.
  • the first and second holding devices 37, 39 are configured to be arranged, in other words are arranged, on either side of the axis of rotation X13 of the drive wheel 13, in the direction of movement D of the motor drive device 10 along the rod 4, in particular in the assembled configuration of the motor drive device 10.
  • the first and second holding devices 37, 39 are identical.
  • the first and second holding devices 37, 39 are configured to be arranged, in other words are arranged, symmetrically with respect to a median plane P of the motorized drive device 10 and, more particularly, of the fixing plate 7, the trace of this median plane P being illustrated in figure 1 And 9 .
  • This plane P is perpendicular to the longitudinal axis A4.
  • each of the holding devices 37, 39 of the fixing plate 7 comprises at least one hook 47, in particular in the form of a pin.
  • the hook 47 of each holding device 37, 39 is configured to be hooked, in other words is hooked, to the ring 48 of one of the retaining elements 53 of the concealment device 3, so as to hold the fixing 7 in relation to the rod 4.
  • the fixing plate 7 comprises a first holding device 37, the first holding device 37 comprising at least a first hook 47, and a second holding device 39, the second holding device 39 comprising at least a second hook 47.
  • each of the first and second hooks 47 is configured to be hooked, in other words is hooked to the ring 48 of one of the retaining elements 53 of the screening device 3, so as to hold the fixing plate 7 in relation to the rod 4.
  • first and second hooks 47 are two separate pieces.
  • the first and second hooks 47 form a single piece, which can be, for example, in the shape of a "U".
  • Each of the first and second hooks 47 is thus formed by a branch of the single piece.
  • each branch of the single piece forming one of the first and second hooks 47 is configured to be hooked, in other words is hooked, to the ring 48 of one of the retaining elements 53 of the device. occultation 3, so as to maintain the fixing plate 7 suspended in relation to the rod 4.
  • the first holding device 37 comprises at least a first attachment element 71 and, optionally, at least a first guide element 70.
  • the second holding device 39 comprises at least a second attachment element 71 and, optionally , at least one second guide element 70.
  • the first and second attachment elements 71 form an integral part of the fixing plate 7 and, more particularly, of the first wall 9 of the fixing plate 7.
  • the first and second guide elements 70 form an integral part of the fixing plate 7 and, more particularly, of the first wall 9 of the fixing plate 7.
  • the first hook 47 is configured to cooperate, in other words cooperates, with the first attachment element 71 and, possibly, with the first guide element 70.
  • the second hook 47 is configured to cooperate, in other words cooperates, with the second attachment element 71 and, possibly llement, with the second guide element 70.
  • first and second attachment elements 71 respectively hold the first hook 47 and the second hook 47 in position with respect to the fixing plate 7 and, more particularly, to the first wall 9 of the fixing plate 7.
  • first and second guide elements 70 respectively guide the first hook 47 and the second hook 47 with respect to the fixing plate 7 and, more particularly, to the first wall 9 of the fixing plate 7.
  • first and second attachment elements 71 and the first and second guide elements 70 are provided at the level of a lower face 9a of the first wall 9 of the fixing plate 7.
  • This lower face 9a of the first wall 9 of the platinum mounting plate 7 is opposite an upper face 9b of this first wall 9.
  • This lower face 9a of the first wall 9 of the mounting plate 7 is arranged opposite the upper side 43d of the housing 43, in particular in the assembled configuration of the motorized drive device 10.
  • the upper face 9b of the first wall 9 of the fixing plate 7 is arranged opposite the rod 4, in particular in the assembled configuration of the concealment device 3.
  • Each of the first and second hooking elements 71 is a hole made in a boss of the first wall 9 of the fixing plate 7, so as to hold a part of one of the first and second hooks 47.
  • each of the first and second guide elements 70 is formed by two ribs formed at the level of the first wall 9 of the fixing plate 7, so as to guide part of one of the first and second hooks 47.
  • the fixing plate 7, in particular the first wall 9 of the fixing plate 7, further comprises at least one attachment element 76.
  • the or each element of attachment 76 of the fixing plate 7 is configured to receive, in other words receives, one of the hooks 75, so, on the one hand, to suspend the screen 2 with respect to the rod 4 and, more particularly, with respect to the retaining elements 53 and, on the other hand, to cause the movement of the screen 2 simultaneously with the movement of the motorized drive device 10 with respect to the rod 4, when the motorized drive device 10 is activated electrically or when motor drive device 10 is manually activated.
  • the fixing plate 7, in particular the first wall 9 of the fixing plate 7, comprises two attachment elements 76.
  • each attachment element 76 of the fixing plate 7 is made in the form of a hook.
  • each of the holding devices 37, 39 of the fixing plate 7 comprises at least one driven wheel, in other words crazy mounted, 14a, 14b and at least one adjustment mechanism 8.
  • driven it is meant that the wheel or wheels 14a, 14b rotate under the effect of the movement of the motorized drive device 10 along the rod 4 and of their grip on the rod 4, in particular on the second rolling surface 6.
  • This or these driven wheels 14a, 14b are thus driven in rotation by a translational movement of the fixing plate 7 and, possibly, of the housing 43, according to the direction of displacement d.
  • the driven wheel 14a, 14b of each holding device 37, 39 is configured to be free in rotation, in other words is free in rotation, around an axis of rotation respective X14a, X14b, in particular in an assembled configuration of the fixing plate 7.
  • the driven wheel 14a, 14b of each holding device 37, 39 is configured to be brought into contact, in other words is brought into contact, with the second rolling surface 6 of the rod 4, so as to hold the fixing plate 7 relative to the rod 4, in particular in a mounted state of the fixing plate 7 on the rod 4.
  • the adjustment mechanism 8 is configured to adjust a distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of the driven wheel 14a, 14b of each device of 37, 39, so as to maintain pressure on the drive wheel 13 and the driven wheels 14a, 14b on the rod 4, as illustrated in figure 11 .
  • the fixing plate 7 comprises a first holding device 37 and a second holding device 39.
  • the first holding device 37 comprises a first driven wheel 14a.
  • the first driven wheel 14a is configured to be supported, in other words is supported, against the rod 4, in particular against the second running surface 6 of the rod 4, so as to hold the fixing plate 7 with respect to to the rod 4.
  • the second holding device 39 comprises a second driven wheel 14b.
  • the second driven wheel 14b is configured to be supported, in other words is supported, against the rod 4, in particular against the second running surface 6 of the rod 4, so as to hold the fixing plate 7 with respect to to rod 4.
  • the rod 4 and, more particularly, the second running surface 6 of the rod 4 is configured to cooperate, in other words cooperates, with each of the first and second driven wheels 14a, 14b, in particular in the assembled configuration of the device. concealment 3, so that the fixing plate 7 is suspended under the rod 4, with the possibility of movement in the direction of movement D.
  • the first and second driven wheels 14a, 14b are arranged opposite the drive wheel 13, in particular in the assembled configuration of the motorized drive device 10.
  • first and second driven wheels 14a, 14b are configured to be arranged, in other words are arranged, outside the housing 43, in particular in the assembled configuration of the motorized drive device 10.
  • the respective axes of rotation X14a, X14b of the first and second driven wheels 14a, 14b are located, along the longitudinal axis A4, on either side of the axis of rotation X13 of the drive wheel. 13.
  • the first and second driven wheels 14a, 14b make it possible to avoid an oscillating movement of the motorized drive device 3 around the axis of X13 rotation of drive wheel 13, upon electric activation of electric motor 11.
  • the second rolling surface 6 of the rod 4 is formed by a second part of the outer face of the rod 4.
  • the drive wheel 13 is brought to rest against a first side C1 of the rod 4 and each of the first and second driven wheels 14a, 14b bears against a second side C2 of the rod 4.
  • the second side C2 of the rod 4, which carries the second rolling surface 6, is opposite the first side C1 of the rod 4, which carries the first running surface 5.
  • the axis of rotation X14a, X14b of each of the first and second driven wheels 14a, 14b is orthogonal to the direction of movement D of the motorized drive device 10 along the rod 4.
  • the axes of rotation X14a, X14b of the first and second driven wheels 14a, 14b are parallel to each other and to the axis of rotation X13 of the drive wheel 13.
  • the axis of rotation X14a of the first driven wheel 14a and the axis of rotation X14b of the second driven wheel 14b are arranged in the same plane P', in particular horizontal, parallel to the direction of movement D of the device. motorized drive 10 along the rod 4.
  • drive wheel 13 includes a first tread.
  • Each of the first and second driven wheels 14a, 14b includes a second tread.
  • the first and second treads of each of the driving 13 and driven 14a, 14b wheels are configured to be brought into contact, in other words are brought into contact, respectively with the first and second rolling surfaces 5, 6 of the rod 4, in particular in the assembled configuration of the concealment device 3.
  • drive wheel 13 is different from each of first and second driven wheels 14a, 14b.
  • the drive wheel 13 has an outer diameter greater than that of each of the first and second driven wheels 14a, 14b.
  • first and second driven wheels 14a, 14b are identical.
  • first and second driven wheels 14a, 14b have the same diameter and the same width and their treads are identical.
  • each of the driven wheels 14a, 14b is in the form of a hyperboloid of revolution centered on its axis X14a, X14b.
  • the axis of rotation X13 of the drive wheel 13 is at equal distance from the axis of rotation X14a, X14b of each of the first and second driven wheels 14a, 14b, in particular in the assembled configuration of motor drive device 10.
  • a center distance L1 between the first driven wheel 14a and the second driven wheel 14b is fixed, whether in an electrically deactivated or electrically activated state of the electric motor 11.
  • This center distance L1 is illustrated in figure 9 .
  • the first driven wheel 14a is free to rotate, in particular around the axis of rotation X14a, respectively X14b.
  • the center distance L1 is defined between the axes of rotation X14a and X14b and measured parallel to the longitudinal axis A4.
  • the first and second holding devices 37, 39 comprise a common adjustment mechanism 8.
  • the adjustment mechanism 8 is configured to adjust a distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of each of the first and second driven wheels 14a, 14b, so maintaining pressure on the drive wheel 13 and each of the first and second driven wheels 14a, 14b on the rod 4.
  • the adjustment mechanism 8 makes it possible to adjust the distance E according to a diameter ⁇ 4 of the rod 4.
  • each holding device 37, 39 comprises an adjustment mechanism 8.
  • the adjustment mechanism 8 of the first holding device 37 is separate from the adjustment mechanism 8 of the second holding device 39.
  • each of the first and second driven wheels 14a, 14b is movable relative to the drive wheel 13. Further, movement of each of the first and second driven wheels 14a, 14b relative to the drive wheel 13 is implemented by the adjustment mechanism 8.
  • each of the first and second driven wheels 14a, 14b relative to the drive wheel 13, implemented by means of the adjustment mechanism 8, is a translational movement.
  • the drive wheel 13 is configured to bear against the rod 4 by means of the adjustment mechanism 8 and, more particularly, against the first running surface 5 of the rod 4 and, on the other hand, each of the first and second driven wheels 14a, 14b is configured to bear against the rod 4 by means of the adjustment mechanism 8 and, more particularly, against the second rolling surface 6 of the rod 4, so as to maintain the motorized drive device 10 mounted relative to the rod 4.
  • the adjustment mechanism 8 also makes it possible to detach the fixing plate 7 by relative to the rod 4, when necessary.
  • the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of each of the first and second driven wheels 14a, 14b extends in a direction orthogonal to the direction of movement D of the motorized drive device 10 along the rod 4.
  • the distance E is measured perpendicular to the axes A4, X13, X14a and X14b and to the plane P'.
  • the distance E is measured vertically.
  • the adjustment mechanism 8 is disposed, in other words is configured to be disposed, outside the housing 43, in particular in the assembled configuration of the motor drive device 10.
  • the adjustment mechanism 8 comprises at least a plurality of notches 41, as illustrated in figure 11 , and a finger 42.
  • the finger 42 is configured to cooperate, in other words cooperates, with the notches 41, so as to adjust the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of each driven wheel 14a, 14b.
  • the adjustment mechanism 8 further comprises at least one elastic return element 40.
  • the elastic return element 40 is configured to maintain in position, in other words maintains in position, the finger 42 with respect to to one of the notches 41, so as to maintain the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of each driven wheel 14a, 14b at a chosen value.
  • the finger 42 is in mechanical abutment on one of the notches 41, when the movement of the first and second driven wheels 14a, 14b relative to the drive wheel 13 is finished.
  • the elastic return element 40 is a spring, in particular a compression spring, and is made in a spiral.
  • the number and shape of the elastic return element of the adjustment mechanism is not limiting and can be different.
  • the number of elastic return elements can be equal to two or more.
  • the or each elastic return element can be a tension spring and can be made like a hairpin or else be a leaf spring.
  • each of the holding devices 37, 39 of the fixing plate 7 further comprises at least one guide element 58, 59 and at least one arm 55, 56.
  • the arm 55, 56 is connected, in other words is configured to be connected, on the one hand, to the driven wheel 14a, 14b and, on the other hand, to the guide element 58, 59 of the same holding device 37, 39.
  • the arm 55, 56 of each device support 37, 39 is mounted movable in translation, in other words is configured to be mounted movable in translation, with respect to the first wall 9 of the fixing plate 7, in particular in the configuration of the fixing plate 7.
  • a translational movement of the arm 55, 56 relative to the first wall 9 of the fixing plate 7 is implemented by means of the guide element 58, 59 of the same holding device 37, 39.
  • the first holding device 37 comprises a first arm 55 and a first guide element 58.
  • the first arm 55 is connected to the first driven wheel 14a, in particular at the level of a first end of the first arm 55.
  • the first guide element 58 is configured to cooperate, in other words cooperates, with the first arm 55, in particular in the assembled configuration of the fixing plate 7.
  • the second holding device 39 comprises a second arm 56 and a second guide element 59.
  • the second arm 56 is connected to the second driven wheel 14b, in particular at the level of a first end of the second arm 56.
  • the second guide element 59 is configured to cooperate, in other words cooperates, with the second arm 56, in particular in the assembled configuration of the fixing plate 7.
  • first and second arms 55, 56 are connected to each other by means of a flange 79.
  • the flange 79 is annular in shape with a rectangular section and surrounds the driven wheels 14a, 14b.
  • the shape of the flange is not limiting and can be different. It can be, for example, annular with a section other than rectangular, in particular "U” or "C".
  • first and second arm elements 55, 56 are integral, in particular via the flange 79.
  • the first driven wheel 14a is assembled on the first arm 55, respectively on the second arm 56, in particular by means of a shaft 57.
  • this shaft 57 is expelled, on the one hand, through a central opening, not shown, of the first driven wheel 14a, respectively of the second driven wheel 14b, and, on the other hand, through a hole 77 made in the first arm 55, respectively in the second arm 56, and a hole 78 made in the flange 79.
  • the type of assembly of the first drive wheel, respectively of the second drive wheel is not limiting and may be different. It can be implemented, for example, by screwing or by elastic snap-fastening.
  • the fixing plate 7 further comprises a second wall 54.
  • the second wall 54 is connected to the first wall 9.
  • the second wall 54 is orthogonal to the first wall 9.
  • first and second walls 9, 54 of the fixing plate 7 are interconnected so as to constitute an "L" shaped part.
  • the second wall 54 is held relative to the first wall 9 by means of at least one stiffening element 60 of the fixing plate 7.
  • the fixing plate 7 comprises two stiffening elements 60 extending between the first and second walls 9, 54 of the fixing plate 7.
  • the number of stiffening elements of the fixing plate is not limiting and can be different. It can be, for example, one or strictly greater than two.
  • first guide element 58 is formed in the second wall 54 of the fixing plate 7.
  • second guide element 59 is formed in the second wall 54 of the fixing plate 7.
  • first and second guide elements 58, 59 are integral, in particular via the second wall 54 of the fixing plate 7.
  • first and second guide elements 58, 59 extend from the first wall 9 of the fixing plate 7 towards the outside of the motorized drive device 10, in particular in the direction of the rod 4, in in the assembled state or during the installation of the fixing plate 7 on the rod 4.
  • the adjustment mechanism 8 forms a sliding connection, so as to adjust the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of each of the first and second wheels. driven 14a, 14b.
  • each of the first and second arms 55, 56 form, respectively with the first or second guide element 58, 59, a sliding connection, so as to adjust the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of the first or second driven wheel 14a, 14b and, more particularly, of each of the first and second driven wheels 14a, 14b.
  • each of the first and second arms 55, 56 corresponds to a rod, in other words to a slider. Furthermore, each of the first and second guide elements 58, 59 corresponds to a groove.
  • the sliding connection of the adjustment mechanism 8 is achieved by means of the first and second guide elements 58, 59 inside which one of the first and second arm 55, 56 is configured to be moved, in other words is moved, so as to increase or decrease the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of the one of the first and second driven wheels 14a, 14b.
  • the adjustment mechanism 8 is designed to allow movement of the first arm 55 relative to the first guide element 58, respectively of the second arm 56 relative to the second guide element 59, relative to the first wall 9 of the fixing plate 7, in particular vertically, in other words to reduce or increase the distance E between each of the first and second driven wheels 14a, 14b with respect to the drive wheel 13 to install the fixing plate 7 on the rod 4.
  • This movement is implemented manually by the user by exerting pressure on each of the first and second driven wheels 14a, 14b in the direction of the first wall 9 of the fixing plate 7 and, consequently, of the wheel d drive 13, or the opposite, when the housing 43 is fixed to the fixing plate 7.
  • the finger 42 makes it possible to avoid a displacement of the first arm 55 relative to the first guide element 58, respectively of the second arm 56 relative to the second guide element 59, following an adjustment of the distance E between the axis of rotation X13 of the drive wheel 13 and the axis of rotation X14a, X14b of each of the first and second driven wheels 14a, 14b.
  • the elastic return element 40 makes it possible to prevent sliding of the first arm 55 relative to the first guide element 58, respectively of the second arm 56 relative to the second guide element 59, under the effect of the weight of the box 43 fixed on the fixing plate 7 and, more particularly, when the motorized drive device 10 is installed on the rod 4.
  • the motorized drive device 10 further comprises at least one elastic return element 44, which can also be called a second elastic return element, another elastic return or additional elastic return element.
  • the or each elastic return element 44 is configured to bear, in other words bears, the drive wheel 13 against the rod 4, in particular with the first rolling surface 5 of the rod 4, in particular in the Assembled configuration of the muting device 3.
  • each elastic return element 44 is a spring, in particular a compression spring, and is made of a spiral.
  • the number and shape of the elastic return elements are not limiting and can be different.
  • the number of elastic return elements can be equal to one, three or more.
  • the or each elastic return element can be a tension spring and can be made like a hairpin or else be a leaf spring.
  • the drive wheel 13 is mobile, in particular following a translational movement M, as illustrated in figure 11 , inside the casing 43, so as to be supported against the rod 4, by means of the elastic return elements 44, in particular in the assembled configuration of the concealment device 3.
  • the motor unit 49 further comprises a casing 50.
  • the electric motor 11 and, optionally, the transmission device 28 are configured to be housed, in other words are housed, inside the casing 50 of the motorization block 49, in particular in the assembled configuration of the motorized drive device 10 and, more particularly, of the motorization block 49.
  • the drive wheel 13 is configured to be housed, in other words is housed, partly inside the casing 50 of the motor unit 49 and is configured to be arranged, in other words is arranged, partly inside exterior of the housing 50 of the motorization block 49, in particular in the assembled configuration of the motorized drive device 10 and, more particularly, of the motorization block 49.
  • the or each elastic return element 44 is configured to cooperate, in other words cooperates, on the one hand, with the housing 43 and, on the other hand, with the casing 50, in particular in the assembled configuration drive device 10.
  • the drive wheel 13 is configured to be supported, in other words is supported, against the first rolling surface 5 of the rod 4, by means of the or each elastic return element 44 , in particular in the mounted state of the motorized drive device 10 on the rod 4.
  • the motorization block 49 is mobile, in particular following the translational movement M, inside the housing 43, under the action of the elastic return elements 44, so as to bring the drive wheel 13 into support. against the first rolling surface 5 of the rod 4, in particular in the assembled configuration of the concealment device 3.
  • the elastic return elements 44 are configured to cooperate, on the one hand, with a first support wall 52 arranged inside the housing 43 of the motorized drive device 10 and, on the other hand, with the casing 50 of motorization block 49.
  • the first support wall 52 is parallel to the rod 4, in particular in the assembled configuration of the concealment device 3.
  • the first support wall 52 is removable and is supported against the housing 43.
  • the elastic return elements 44 make it possible to take into consideration an evolution of a mass of the screen 2 to be pulled or pushed by means of the motorized drive device 10, during movement of the motorized drive device 10 along the rod 4 by the electric activation of the electric motor 11, both for closing the screen 2 and for opening the screen 2, by adjusting a pressure exerted by drive wheel 13 on rod 4.
  • the casing 50 is configured to be inclined, in other words is inclined, inside the casing 43, with respect to the median plane P of the casing 43.
  • the drive wheel 13 In the assembled configuration of the concealment device 3, when the electric motor 11 is electrically activated, the drive wheel 13 is brought to rest against the rod 4, via the elastic return elements 44 bearing on the first support wall 52 arranged in the housing 43 and is driven in rotation, around the axis of rotation X13, by means of the electric motor 11 and, possibly, of the transmission device 28.
  • the motorization block 49 is in an inclined position inside the housing 43 and, more particularly, with respect to the rod 4.
  • the motorization block 49 can be in a position where a median plane of this motorization block 49 is parallel to the median plane P of the housing 43, in practice superimposed on the median plane P.
  • the motor unit 49 can remain in an inclined position relative to the median plane P of the housing 43, in particular due to the force of the drive wheel 13 on the first rolling surface 5 of the rod 4, in particular in the configuration assembly of the concealment device 3, and following a movement of the motorized drive device 10 along the rod 4.
  • the motor unit 49 can be in a vertical position inside the housing 43 and, more particularly, with respect to the rod 4 which, by hypothesis, is horizontal.
  • the box 43 is configured to be held, in other words is held, in a static orientation with respect to the rod 4, by means of the first and second holding devices 37, 39, in particular in the assembled configuration of the device. concealment 3.
  • this static orientation of the housing 43 relative to the rod 4 is implemented following the maintenance of the motorized drive device 10 relative to the rod 4 by means of the first and second retaining devices 37, 39 cooperating with the rod 4, whether during the electric deactivation of the electric motor 11 or during the electric activation of the electric motor 11.
  • an angle value, not shown, between the median plane P of the housing 43 with respect to the longitudinal axis A4 of the rod 4 is constant, whether when the motorized drive device 10 is stopped. relative to the rod 4 or during a movement of the motorized drive device 10 along the rod 4, implemented by the electrical activation of the electric motor 11.
  • the angle value between the median plane P of the casing 43 with respect to the longitudinal axis A4 of the rod 4 is of the order of 90°.
  • Such a construction of the motorized drive device 10 makes it possible to minimize a stiffness value of the or each elastic return element 44.
  • the stiffness value of the elastic return element(s) 44 determines an initial contact pressure of the drive wheel 13 on the rod 4, as long as the electric motor 11 is electrically deactivated.
  • the fixing plate 7 further comprises at least one stop 27.
  • the fixing plate 7 includes two stops 27.
  • each of the stops 27 is provided at the level of the first wall 9 of the fixing plate 7 and, more particularly, projects with respect to the upper face 9b of the first wall 9 of the fixing plate 7.
  • each of the stops 27 is integrated into the first wall 9 of the fixing plate 7.
  • each of the stops 27 is mounted on the first wall 9 of the fixing plate 7 by means of fixing elements.
  • the fixing elements of each of the stops 27 with respect to the first wall 9 of the fixing plate 7 can be fixing screws.
  • the type of fastening elements is not limiting and can be different.
  • the type of fastening elements can be, for example, by elastic snap-fastening.
  • each of the stops 27 is configured to limit, in other words limit, the movement of the first wall 9 of the fixing plate 7 relative to the rod 4, in particular in a direction perpendicular to the axes A4, X13 and to the plane P ', when installing the fixing plate 7 on the rod 4.
  • a clearance J is present between the stops 27 and the rod 4.
  • This clearance J is visible, especially to figure 2 And 7 , respectively for the first and second embodiments.
  • the motorized drive device 10 can be moved along the rod 4 without additional friction linked to the stops 27, other than that of the drive wheel 13 and the wheels 67 of the retaining elements 53, in the case of the first embodiment, or of the driven wheels 14a, 14b, in the case of the second embodiment, both during a displacement implemented by the electric activation of the electric motor 11 and during a movement implemented manually by the user.
  • the two stops 27 are arranged on either side of the central opening 51 formed in the first wall 9 of the fixing plate 7, in particular along the direction of the longitudinal axis A4, in the mounted state. of the fixing plate 7 on the rod 4.
  • the drive wheel 13 In the first embodiment and in the mounted state of the motorized drive device 10 on the rod 4, the drive wheel 13 is in contact with the first rolling surface 5 of the rod 4 and the first and second wheels 67 of retaining elements 53 are in contact with the second rolling surface 6 of the rod 4, while the stops 27 are not in contact with the rod 4.
  • the drive wheel 13 is in contact with the first running surface 5 of the rod 4 and the first and second wheels driven 14a, 14b are in contact with the second rolling surface 6 of the rod 4, while the stops 27 are not in contact with the rod 4.
  • the finger 42 of the adjustment mechanism 8 is mounted to move in translation relative to the first arm 55 and to the first guide element 58, respectively to the second arm 56 and to the second guide element 59, and more generally with respect to the second wall 54 of the fixing plate 7.
  • the finger 42 is configured to move in a translational movement relative to the second wall 54 of the fixing plate 7, in particular in a direction orthogonal to the direction of movement D of the motorized drive device 10 along of the rod 4, in other words in a direction perpendicular to the longitudinal axis A4 of the rod 4.
  • the finger 42 is driven in translation relative to the second wall 54 of the fixing plate 7 in the direction of one of the notches 41, so that the play J is present and maintained between the rod 4, in particular the first rolling surface 5 of the rod 4 , and the stops 27.
  • the fixing plate 7 is not jammed on the rod 4 between the first and second driven wheels 14a, 14b and the stops 27 provided at the level of the first wall 9 of the fixing plate 7.
  • the finger 42 of the adjustment mechanism 8 is movable in translation relative to the first arm 55 and to the first guide element 58, respectively to the second arm 56 and to the second guide element 59, by means of a slide.
  • the translation movement of the first arm 55, respectively of the second arm 56, relative to the first wall 9 of the fixing plate 7 has a limited stroke.
  • the stroke of the translational movement of the first arm 55, respectively of the second arm 56, relative to the first wall 9 of the fixing plate 7 is determined by the stops 27 provided at the level of the first wall 9 of the fixing plate 7 and by the length of the first guide element 58, respectively of the second guide element 59.
  • the motorized drive device 10 further comprises at least one actuating element 62.
  • the actuating element 62 is accessible, in particular by a user, at the level of the wall 63 of the housing 43.
  • the actuating element 62 is disposed, in other words is configured to be disposed, through an opening 64 made between the wall 63 of the housing 43 and the first wall 9 of the fixing plate 7, in other words through of a cutout of the wall 63 of the housing 43, in particular in the assembled configuration of the motorized drive device 10.
  • the actuating element 62 is arranged, in other words is configured to be arranged, through an opening provided only in the wall 63 of the housing 43, in particular in the assembled configuration of the device. motor drive 10.
  • the actuating element 62 is configured to dismantle, in other words to unlock, the casing 43 with respect to the fixing plate 7, in particular with respect to the first wall 9 of the fixing plate 7, by exerting a pressure on that -this.
  • pressing on the actuating element 62 pushes the fixing element 46 of the housing 43 relative to the fixing plate 7, in particular to the first wall 9 of the fixing plate 7.
  • pressing on the actuating element 62 separates the two ends of the fixing element 46, so as to disengage the housing 43 with respect to the fixing plate 7, in particular with respect to the first wall 9 of the mounting plate 7.
  • the box 43 can be moved, relative to the fixing plate 7, in particular relative to the first wall 9 of the fixing plate 7, vertically from top to bottom, so as to separate the box 43 relative to the fixing plate 7.
  • the first wall 9 of the fixing plate 7 comprises first retaining elements 61.
  • the housing 43 comprises second retaining elements 72.
  • the retaining element fixing 46 is held, otherwise is configured to be held, on the one hand, by the first retaining elements 61 of the first wall 9 of the fixing plate 7 and, on the other hand, by the second retaining elements 72 of the housing 43, in particular in the assembled configuration of the motor drive device 10.
  • the fixing element 46 is configured to slide, in other words slide, with respect to the first retaining elements 61 of the first wall 9 of the fixing plate 7 and with respect to the second retaining elements 72 of the casing 43, during the dismantling of the casing 43, in particular of the motorization unit 49 and of the source of electrical energy 12, with respect to the fixing plate 7, in particular with respect to the first wall 9 of the fixing plate 7.
  • the fixing element 46 and, more particularly, the actuating element 62 is mounted so as to be able to move in translation with respect to the first wall 9 of the fixing plate 7 and with respect to the housing 43 and, more particularly, by relative to the first and second retainers 61, 72.
  • first retaining elements 61 are arranged on the lower face 9a of the first wall 9 of the fixing plate 7, in particular in the assembled configuration of the motorized drive device 10.
  • second retaining elements 72 are arranged at the upper side 43d of the housing 43, particularly in the assembled configuration of the motor drive device 10.
  • the fixing element 46 is a wire, in particular metal.
  • the first and second retaining elements 61, 72 are ribs for guiding and positioning the fixing element 46 formed respectively at the level of the first wall 9 of the fixing plate 7 and of the housing 43.
  • the wire forming the fastening element 46 is elastic.
  • At least two of the first retaining elements 61 of the first wall 9 of the fixing plate 7 respectively form a ramp, so as to separate two strands of the fixing element 46, when the fixing element 46 is moved with respect to the first wall 9 of the fixing plate 7 and with respect to the housing 43 and, more particularly, with respect to the first and second retaining elements 61, 72, in particular by pressing on the actuating element 62.
  • the two strands of the fixing element 46 are separated by means of the two first retaining elements 61 from the first wall 9 of the fixing plate 7 respectively forming a ramp, so as to separate the housing 43 from the fixing plate 7 and, more particularly, with respect to the first wall 9 of the fixing plate 7.
  • the box 43 can be dismantled with respect to the fixing plate 7 while maintaining the fixing plate 7 fixed to the rod 4, by means of the first and second holding devices 37, 39.
  • the first wall 9 of the fixing plate 7 comprises at least one abutment 74, which can also be called a second abutment, another abutment or an additional abutment.
  • the fixing element 46 and, more particularly, the element actuation 62 is configured to be brought into abutment, in other words can be brought into abutment, with the abutment 74 of the first wall 9 of the fixing plate 7, during a movement of the fixing element 46 with respect to to the first wall 9 of the fixing plate 7 and relative to the housing 43 and, more particularly, relative to the first and second retaining elements 61, 72, in particular by pressing on the actuating element 62.
  • the stop 74 of the first wall 9 of the fixing plate 7 limits the displacement of the fixing element 46 with respect to the first wall 9 of the fixing plate 7 and with respect to the housing 43.
  • the stop 74 is a rib integrated into the first wall 9 of the fixing plate 7 and, more particularly, arranged on the lower face 9a of the first wall 9 of the fixing plate 7, in particular in the assembled configuration of the motor drive device 10.
  • such a construction of the motorized drive device makes it possible to simplify positioning of the motorized drive device with respect to the rod, to simplify maintenance of the motorized drive device and to simplify access to the source of electrical energy, while minimizing the costs of obtaining the motorized drive device.
  • the access door to the electrical energy source 12 is formed by another wall of the fixing plate 7.
  • the other wall of the fixing plate 7 is configured to close , in other words closes off an opening made in the wall 63 of the housing 43.
  • the motorized drive device 10 comprises a single driven wheel 14a, 14b.
  • the driven wheel 14a, 14b is arranged opposite the drive wheel 13 and, more particularly, the axis of rotation X14a, X14b of the driven wheel 14a, 14b is aligned with the axis of rotation X13 the drive wheel 13, in the direction of the plane P.
  • the single driven wheel 14a, 14b is connected to the first and second arms 55, 56 of the first and second holding devices 37, 39, in particular via the flange 79.
  • the screening device 3 comprises two motorized drive devices 10.
  • a first motor drive device 10 is configured to be held at the rod 4, in other words suspended from the rod 4, and is configured to move along the rod 4, so as to close or open a first screen 2.
  • a second motorized drive device 10 is configured to be maintained on the rod 4, in other words suspended from the rod 4, and is configured to move along the rod 4, so as to close or open a second screen 2.

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  • Power-Operated Mechanisms For Wings (AREA)
EP22191762.8A 2021-08-24 2022-08-23 Motorisierte antriebsvorrichtung einer verdunkelungsvorrichtung Pending EP4140367A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR2108862A FR3126440A1 (fr) 2021-08-24 2021-08-24 Dispositif d’entraînement motorisé d’un dispositif d’occultation, dispositif d’occultation et installation associés

Publications (1)

Publication Number Publication Date
EP4140367A1 true EP4140367A1 (de) 2023-03-01

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ID=78086509

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Application Number Title Priority Date Filing Date
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EP (1) EP4140367A1 (de)
FR (1) FR3126440A1 (de)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620284A (en) * 1970-08-19 1971-11-16 Charles A Shayman Remote controlled traverse assembly
FR2987249A1 (fr) * 2012-02-28 2013-08-30 Somfy Sas Chariot motorise et installation d'occultation comprenant un tel chariot
FR2995339A1 (fr) * 2012-09-10 2014-03-14 Somfy Sas Chariot de rideau motorise, installation comprenant un tel chariot et procede de mise en oeuvre d'une telle installation
CN112043140A (zh) 2020-09-23 2020-12-08 苗守信 一种窗帘智能控制器
CN213551097U (zh) 2020-04-23 2021-06-29 张飞 一款通用型智能电动窗帘开合驱动装置
FR3107297A1 (fr) 2020-02-19 2021-08-20 Somfy Activites Sa Dispositif d’occultation ou de protection solaire et installation associée

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3620284A (en) * 1970-08-19 1971-11-16 Charles A Shayman Remote controlled traverse assembly
FR2987249A1 (fr) * 2012-02-28 2013-08-30 Somfy Sas Chariot motorise et installation d'occultation comprenant un tel chariot
FR2995339A1 (fr) * 2012-09-10 2014-03-14 Somfy Sas Chariot de rideau motorise, installation comprenant un tel chariot et procede de mise en oeuvre d'une telle installation
FR3107297A1 (fr) 2020-02-19 2021-08-20 Somfy Activites Sa Dispositif d’occultation ou de protection solaire et installation associée
CN213551097U (zh) 2020-04-23 2021-06-29 张飞 一款通用型智能电动窗帘开合驱动装置
CN112043140A (zh) 2020-09-23 2020-12-08 苗守信 一种窗帘智能控制器

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