EP4064942A1 - Dispositif d'entraînement motorisé d'un dispositif d'occultation ou de protection solaire, dispositif d'occultation ou de protection solaire et installation associés - Google Patents
Dispositif d'entraînement motorisé d'un dispositif d'occultation ou de protection solaire, dispositif d'occultation ou de protection solaire et installation associésInfo
- Publication number
- EP4064942A1 EP4064942A1 EP20811362.1A EP20811362A EP4064942A1 EP 4064942 A1 EP4064942 A1 EP 4064942A1 EP 20811362 A EP20811362 A EP 20811362A EP 4064942 A1 EP4064942 A1 EP 4064942A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rail
- motorized drive
- housing
- drive device
- guide wheel
- 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
Links
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
- A47H1/00—Curtain suspension devices
- A47H1/04—Curtain rails
- A47H1/06—Curtain rails fixed
-
- 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
- E06B9/24—Screens or other constructions affording protection against light, especially against sunshine; Similar screens for privacy or appearance; Slat blinds
- E06B9/26—Lamellar or like blinds, e.g. venetian blinds
- E06B9/36—Lamellar or like blinds, e.g. venetian blinds with vertical lamellae ; Supporting rails therefor
- E06B9/368—Driving means other than pulling cords
-
- 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
- A47H2005/025—Devices for opening and closing curtains controlled by electronic sensors
Definitions
- the present invention relates to a motorized drive device for a concealment or sun protection device, provided to move at least one screen along a rail in a sliding movement.
- the present invention also relates to a concealment or sun protection device equipped with such a motorized drive device, as well as a home automation installation comprising such a concealment or sun protection device.
- the present invention relates to the field of curtains comprising a motorized drive device setting a screen in motion relative to a rail in a sliding movement, between at least a first position and at least a second position.
- the motorized drive device includes a housing, an electric motor, a drive wheel, a first retainer, a second retainer, and an elastic return member.
- the drive wheel is configured to be driven in rotation by means of the electric motor and to be brought into contact with at least one running surface of a rail of the concealment or sun protection device, so as to move the device.
- the first holder device comprises a first guide wheel and a second guide wheel.
- the first and second guide wheels are configured to be supported respectively with a first and a second running tracks of the rail.
- the second holding device comprises a first guide wheel and a second guide wheel.
- the first and second guide wheels are configured to be supported respectively with the first and second running tracks of the rail.
- This motorized drive device is generally satisfactory.
- this motorized drive device has the drawback of having the elastic return element at the level of one of the first and second holding devices and, more particularly, between the housing and a nut screwed onto a threaded part of the device. 'an arm of the second holding device.
- the housing rotates around an axis of rotation of the first and second guide wheels of the first holding device.
- the housing is more or less far from the rail at one of its ends.
- the pivotal movement of the housing relative to the rail is limited by the drive wheel, which is disposed between the first and second retainers, in an assembled configuration of the motorized drive device, and which is pressed against the running surface of the rail, in an assembled configuration of the shading or sun protection device.
- such a construction of the motorized drive device may require adjustment of the pressure exerted by the elastic return member, so as to ensure a setting. support of the drive wheel on the running surface of the rail, regardless of the opening or closing position of the screen relative to the rail, while avoiding blocking of the motorized drive device, in particular of the electric motor, linked to too great a force exerted by the drive wheel on the running surface of the rail.
- an axis of rotation of the drive wheel is fixed relative to the housing.
- the motorized drive device comprises a housing, an electric motor, a drive wheel, a first holder, a second holder and two first elastic return elements.
- the drive wheel is configured to be driven in rotation by means of the electric motor and to be brought into contact with a running surface of a rail of the concealment or sun protection device, so as to move the device.
- the first holding device comprises a first guide wheel.
- the first guide wheel is configured to be brought into abutment with a first running track of the rail.
- the second holding device comprises a first guide wheel.
- the motorized drive device further comprises a motorization unit.
- the motor drive unit is configured to be housed within the housing, in an assembled configuration of the motor drive device.
- the block of motorization comprises a housing, the electric motor and the drive wheel.
- the first elastic return elements are configured to cooperate, on the one hand, with the housing and, on the other hand, with the housing.
- the drive wheel is configured to bear against the running surface of the rail, by means of the first resilient return members, in an assembled configuration of the concealment device.
- the housing is configured to, when the electric motor is electrically activated, be inclined within the housing, relative to a midplane of the housing. This material is difficult to install on the rail or to be removed from it when necessary.
- the object of the present invention is to resolve the aforementioned drawbacks and to provide a motorized drive device for a shading or sun protection device, a shading or sun protection device comprising such a motorized drive device, as well as a home automation system comprising such a concealment or solar protection device, making it possible to facilitate mounting of the motorized drive device with respect to a rail, while ensuring a minimum pressure force of a drive wheel on a running surface of the rail, so as to prevent the drive wheel from sliding on the running surface of the rail, when the electric motor is electrically activated, and an adaptation of this pressure force, as a function of a mass of a screen of the concealment or sun protection device towed by the motorized drive device, so as to optimize the efficiency of the drive device t motorized, while facilitating the assembly and disassembly of the drive device from the rail.
- the present invention relates, according to a first aspect, to a motorized drive device of a concealment or sun protection device, the motorized drive device being provided to move at least one screen along it. a rail following a sliding movement, the motorized drive device comprising at least:
- the drive wheel being configured to be driven in rotation by means of the electric motor and to be brought into contact with at least one running surface of the rail, so as to move the motorized drive device along the rail in a direction of travel,
- the first retaining device comprising at least a first guide wheel, the first guide wheel being configured to be placed in abutment with a first rolling track of the rail,
- the second retaining device comprising at least a first guide wheel, the first guide wheel being configured to be brought into contact with the first running track of the rail,
- the motor unit being configured to be housed inside the housing, in an assembled configuration of the motorized drive device.
- the motorization unit includes at least:
- the first elastic return element is configured to cooperate, on the one hand, with the housing and, on the other hand, with the housing.
- the drive wheel is configured to rest against the running surface of the rail, by means of the first resilient return member, in an assembled configuration of the concealment device.
- the housing is configured to, when the electric motor is electrically activated, tilt within the housing, relative to a midplane of the housing.
- the motorized drive device further comprises at least:
- the first switching mechanism being configured to drive at least the first guide wheel of the first holding device between a first position and a second position, and vice versa.
- the first position of the first guide wheel of the first holder is a position in which the motorized drive device is configured to be mounted relative to the rail.
- the second position of the first guide wheel of the first holding device is a position in which the motorized drive device is configured to be disassembled from the rail.
- the drive wheel in the first position of the first switching mechanism and when the electric motor is electrically activated, the drive wheel is brought to bear against the running surface of the rail, by means of the first resilient return element supported. on a wall arranged in the housing and is driven in rotation, around the axis of rotation, by means of the electric motor.
- such a motorized drive device makes it possible to facilitate mounting of the motorized drive device relative to a rail, while ensuring a minimum pressure force of a drive wheel on a running surface of the rail, so as to prevent the drive wheel from slipping on the running surface of the rail, when the electric motor is electrically activated, and an adaptation of this pressure force, as a function of a mass of a screen of the device. concealment or solar protection towed by the motorized drive device, so as to optimize the efficiency of the motorized drive device.
- the first switching mechanism makes it easier to mount and remove the motorized drive device from the rail.
- the housing comprises a first pin and a second pin.
- the first pin or the second pin of the housing is brought to bear against a shoulder of the housing, depending on the direction of rotation of the electric motor.
- the first and second holding devices are connected to the housing by means of a frame.
- the motorized drive device further comprises at least:
- the second switching mechanism being configured to drive at least the first guide wheel of the second holding device between a first position and a second position, and vice versa.
- the first holding device further comprises a second guide wheel, the second guide wheel being configured to bear against a second running track of the rail.
- the second holding device further comprises a second guide wheel, the second guide wheel being configured to be brought into abutment with the second running track of the rail.
- the second guide wheel of the first holding device, respectively of the second holding device is fixed relative to the housing of the motorized drive device.
- the present invention relates, according to a second aspect, to a device for concealing or protecting the sun comprising at least: - a screen,
- the screen being suspended from the rail and being movable along the rail, by means of the motorized drive device.
- This occultation or sun protection device has characteristics and advantages similar to those described above, in relation to the motorized drive device according to the invention.
- the first guide wheels are configured to be inserted or extracted in or from the rail, through a slot in the rail, so as to hold or detach the motorized drive device with respect to the rail.
- the second guide wheels are configured to be inserted or extracted in or from the rail, through a slot in the rail, so as to hold or detach the motorized drive device with respect to to the rail.
- the first guide wheel of the first holding device, respectively of the second holding device in a first position of the first switching mechanism, respectively of the second switching mechanism, is offset with respect to the second guide wheel of the first holding device, respectively of the second holding device, so as to hold the motorized drive device relative to the rail by bringing the first and second guide wheels to bear respectively with the first and second rail tracks.
- the first guide wheel of the first holding device, respectively of the second holding device in a second position of the first switching mechanism, respectively of the second switching mechanism, is positioned opposite, according to the direction of movement of the device. motorized drive along the rail, of the second guide wheel of the first holding device, respectively of the second holding device, so as to insert or extract the first and second guide wheels in or from the rail, through the slot in the rail.
- the present invention relates, according to a third aspect, to a home automation installation comprising a concealment or sun protection device according to the invention, as mentioned above.
- This home automation installation has characteristics and advantages similar to those described above, in relation to the concealment or protection device. solar according to the invention.
- Figure 1 is a schematic perspective view of part of a curtain comprising a motorized drive device according to one embodiment of the invention
- FIG 2 is a schematic perspective view of the motorized drive device shown in Figure 1;
- Figure 3 is a first schematic side view of the motorized drive device, illustrated in Figures 1 and 2, showing a first guide wheel of a first holding device offset from a second guide wheel the first holding device;
- Figure 4 is a second schematic side view of the motorized drive device, similar to Figure 3, showing the second guide wheel of the first holding device positioned opposite the first guide wheel of the first device maintenance;
- Figure 5 is a schematic side view illustrating the assembly of the motorized drive device, illustrated in Figures 1 to 4, relative to a rail, where the first and second guide wheels of the first holding device are housed in the rail and supported, respectively, on a running track of the rail;
- Figure 6 is a schematic exploded perspective view of the motorized drive device shown in Figures 1 to 5;
- FIG 7 is a schematic perspective view of the motorized drive device, shown in Figures 1 to 6, where a housing has been removed;
- Figure 8 is a schematic exploded perspective view of part of the motorized drive device, illustrated in Figures 1 to 7, comprising a motor unit and an electronic control unit;
- Figure 9 is a schematic exploded perspective view of part of the motorized drive device, shown in Figures 1 to 7, comprising a frame, a first holder and a second holder;
- Figure 10 is a schematic front view of the motorized drive device, illustrated in Figures 1 to 9, where the housing has been removed, this view showing a first and a second switching to a first position;
- FIG. 11 is a schematic front view of the motorized drive device, illustrated in Figures 1 to 9, similar to Figure 10, showing the first and second switching devices in a second position, different from the first position; and
- FIG. 12 is a schematic sectional view of the motorized drive device, illustrated in FIGS. 1 to 11, showing a positioning of the motorization unit inside the housing, when an electric motor of the control unit. motorization is activated electrically, according to a direction of rotation.
- a home automation installation 1 in accordance with the invention is described and installed in a building comprising an opening, not shown, in which is arranged a window or a door, equipped with at least a screen 2 belonging to a blackout or sun protection device 3, in particular a motorized curtain.
- the occultation or sun protection device 3 is hereinafter called a "concealment device".
- the concealment device 3 comprises the screen 2 which, in the example of the figures, is formed by a curtain.
- the screen 2 can be formed by a blackout canvas, a curtain or even slats.
- the concealment device 3 further comprises at least one rail 4.
- the rail 4 can also be called a rod or a bar.
- the rail 4 is a mounting support element for the screen 2 of the concealment device 3.
- the rail 4 comprises at least one slot 5, as illustrated in Figures 1 and 5.
- the rail 4 comprises an upper wall 4a, a lower wall 4b and two side walls 4c.
- the lower wall 4b of the rail 4 comprises the slot 5.
- the lower wall 4b of the rail 4 comprises a first part 4g and a second part 4d, formed on either side of the slot 5.
- the rail 4 has a square section.
- the section of the rail is not limiting and may be different. It can be, for example, rectangular.
- the slot 5 of the rail 4 extends in a longitudinal direction of the rail 4.
- the lower wall 4b of the rail 4 comprises an interior face and an exterior face.
- the rail 4 further comprises a recess 6.
- the recess 6 of the rail 4 is formed between the upper 4a, lower 4b and side walls 4c of the rail 4.
- the rail 4 is configured to be fixed, in other words is fixed, to a ceiling of a room in the building, in an assembled configuration of the installation 1.
- the concealment device 3 comprises a single screen 2 which can be moved along the rail 4.
- the screen 2 is suspended from the rail 4.
- the concealment device 3 comprises two screens 2.
- the two screens 2 can be moved along the same rail 4 or along two separate rails parallel to each other. In the case where two screens 2 can be moved along the same rail 4, they are respectively arranged near one end of rail 4.
- the concealment device 3 further comprises support elements 7 of the screen 2.
- the support elements 7 are configured to retain the screen 2 relative to the rail 4 and to move the screen 2 on it. along the rail 4, in an assembled configuration of the concealment device 3.
- the rail 4 further comprises at least a first rolling track 8a and at least one second rolling track 8b.
- first and second rolling tracks 8a, 8b of rail 4 are provided on either side of slot 5 of rail 4.
- first and second rolling tracks 8a, 8b of the rail 4 are formed by the inner face of the lower wall 4b of the rail 4 and, more particularly, by the inner face of the first and second parts 4g, 4d of the lower wall 4b of rail 4.
- each support element 7 comprises a first and a second wheel, not shown.
- the first and second wheels of a support 7 are configured to be supported respectively with the first and second rolling tracks 8a, 8b of the rail 4, in the assembled configuration of the concealment device 3.
- each support element 7 further comprises a hook 9.
- the hook 9 is configured to suspend the screen 2 with respect to the rail 4, in the assembled configuration of the concealment device 3.
- the hook 9 is configured to extend through slot 5 of rail 4, in the assembled configuration of concealment device 3.
- the first and second wheels of each support element 7 are configured to be free to rotate, around an axis of rotation.
- the axis of rotation of the first and second wheels of each support element 7 is orthogonal to a direction of movement D of the screen 2 along rail 4.
- the concealment device 3 further comprises at least one motorized drive device 10.
- the motorized drive device 10 is configured to be held on the rail 4, in other words suspended from the rail 4, in the assembled configuration of the device. 3, and to move along the rail 4, so as to close or open the screen 2.
- the motorized drive device 10 is provided, in other words is configured, to move the screen 2 along the rail 4 following a sliding movement.
- the rail 4 is a guide support for the motorized drive device 10.
- the motorized drive device 10 comprises an electric motor 11, as illustrated in Figure 8.
- the electric motor 11 is supplied with electric power by means of an electric power source.
- the source of electrical energy can be, for example, a battery 12, of the rechargeable type, in other words an accumulator, as illustrated in FIGS. 6 to 8, 10 and 11, or of the non-rechargeable type, in other words a or multiple stacks.
- the electric motor 11 is of the electronically commutated brushless type, also called “BLDC” (acronym for the English term BrushLess Direct Current) or “permanent magnet synchronous”, or of the direct current type.
- BLDC electronically commutated brushless type
- Each support element 7 is configured to be moved along the rail 4, during the electrical activation of the electric motor 11 of the motorized drive device 10, so as to close or open the screen 2.
- the motorized drive device 10 is configured to allow the screen 2 to be moved manually, in the event that the battery 12 has a state of charge below a threshold value.
- the motorized drive device 10 further comprises a drive wheel 13.
- the rail 4 further comprises at least one running surface 14, as illustrated in Figures 1 and 5.
- the drive wheel 13 is configured to be driven in rotation, in particular around an axis of rotation X13, by means of the electric motor 11 and to be brought into contact with the running surface 14 of the rail 4, so as to move the motorized drive device 10 along the rail 4.
- the running surface 14 of the rail 4 is configured to cooperate, in other words cooperates, with the drive wheel 13, in the assembled configuration of the device. blackout 3.
- the running surface 14 of the rail 4 is formed by the outer face of the lower wall 4b of the rail 4 and, more particularly, by the outer face of the first and second parts 4g, 4d of the lower wall 4b of the rail 4.
- the running surface 14 of the rail 4 is therefore formed by two treads located on either side of the slot 5 of the rail 4.
- the running surface 14 of the rail 4 can be formed by a single tread located on one side or the other of the slot 5 of the rail 4.
- the motorized driver 10 is configured to move along the rail 4 in a direction of travel.
- the direction of movement of the motorized drive device 10 relative to the rail 4 corresponds to the longitudinal direction of the rail 4. Further, the direction of movement of the motorized drive device 10 relative to the rail 4 is identical to the direction of. displacement D of screen 2 along rail 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 rail 4.
- the motorized drive device 10 is controlled by a control unit 15, 16.
- the control unit can be, for example, a local control unit 15 or a central control unit 16, as illustrated in FIG. 1.
- the local control unit 15 can be connected, in 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 concealing device 3, which can be issued, in particular, by the local control unit 15 or central control unit 16.
- the 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.
- Control means of the motorized drive device 10, allowing the displacement of the screen 2 of the concealment device 3, comprise at least one electronic control unit 17, as illustrated in FIGS. 6 and 8.
- This electronic unit control 17 is able to start the electric motor 11, and, in particular, to allow the supply of electric energy to the electric motor 11.
- This unit electronic control 17 can, moreover, be able to regulate a speed of rotation of the electric motor 11, as well as to modify the speed of rotation of the electric motor 11, in particular to increase this speed of rotation when starting the motor electric 11 or reduce 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 include hardware and / or software means.
- the hardware means can include at least one microcontroller 18.
- the electronic control unit 17 comprises a first communication module 19, as illustrated in FIG. 8, in particular for receiving control orders, the control orders being issued by a command transmitter, such as local control unit 15 or central control unit 16, these commands being intended to control the motorized drive device 10.
- a command transmitter such as local control unit 15 or central control unit 16
- the first communication module 19 of the electronic control unit 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 deported to outside the building.
- This or these sensor (s) 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 FIG. 1, so as to control the motorized drive device 10 following data made available remotely by means of a communication network, in particular an Internet network which can be connected to the server 20.
- a communication network in particular an Internet network which can be connected to the server 20.
- the electronic control unit 17 can be controlled from the local 15 or central control unit 16.
- the local 15 or central 16 control unit is provided with a control keyboard.
- the control keyboard of the local control unit 15 or central 16 comprises one or more selection elements 21 and, optionally, one or more display elements 22.
- the selection elements may comprise push buttons and / or sensitive keys.
- the display elements may include light emitting diodes and / or an LCD display (acronym the Anglo-Saxon term “Liquid Crystal Display”) or TFT (acronym of the Anglo-Saxon term “Thin Film Transistor”).
- the selection and display elements can also be achieved by means of a touch screen.
- the local control unit 15 or central 16 comprises at least a second communication module 23.
- the second communication module 23 of the local control unit 15 or central 16 is configured to emit, in other words emits, control orders, in particular by wireless means, for example radio, or by wired means. .
- the second communication module 23 of the local control unit 15 or central 16 can also be configured to receive, in other words receives, control orders, in particular through the same means.
- the second communication module 23 of the local control unit 15 or central 16 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 control unit 15 or central 16 exchanges control orders with the first communication module 19 of the electronic control unit 17, either monodirectionally or bidirectionally.
- the local control unit 15 is a control point, which can be fixed or nomadic.
- a fixed control point can be a control box intended to be fixed to a facade of a building wall or to a face of a frame of a window or door.
- a nomadic control point can be a remote control, a smartphone or a tablet.
- the local 15 or central control unit 16 also includes a controller 24.
- the motorized drive device 10, in particular the electronic control unit 17, is preferably configured to execute movement control orders, in particular closing as well as opening, of the screen 2 of the device. 'concealment 3. These control orders 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 pressing 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 of the microcontroller 18.
- the sensor and / or the clock can be integrated into the local control unit 15 or central control unit 16.
- the motorized drive device and, more particularly, the electronic control unit 17 is configured to electrically activate the electric motor 11, following a detection of a displacement of the screen 2 implemented manually, in particular. by the user.
- the displacement of the screen 2 is implemented, firstly 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 a counting device
- 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 as a function of 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 the intermediary of the counting device 25.
- the electronic control unit 17 comprises a first electronic card
- the electronic control unit 17 comprises a single electronic card 26, equipped with the first communication module 19, configured to control the electric motor 11 and to receive control orders and, optionally, to send messages.
- the electronic control unit 17 comprises a device 27 for measuring an intensity value I of an electric current flowing through the electric motor 11.
- the measuring device 27 can make it possible to learn the end-of-travel positions, closed or open, of the screen 2 and to detect that one of these end-of-travel positions has been reached, during an activation.
- electric motor 11 the motorized drive device 10 further comprises a transmission device 28, as illustrated in FIG. 8.
- the transmission device 28 is configured to be connected, in other words is connected, to the electric motor 11, in a assembled configuration of the motorized drive device 10. Further, the transmission device 28 is configured to drive the drive wheel 13, upon electrical activation of the electric motor 11.
- the transmission device 28 comprises a reduction gear 29.
- the reducer 29 comprises two reduction stages.
- a first reduction stage of the reducer 29 is formed by a wheel and worm 30 system.
- 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 wheel and worm system 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 endless 30 is integral with the input pinion 32 and, more particularly, the wheel 30a and the 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 mesh with the output pinion 34, based on an angular orientation of the pivot arm 35 relative to the input pinion 32. Further , 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 may be different.
- a drive of the electric motor 11 in a direction of rotation opposite, to the initial direction of rotation for controlling the electric motor 11, is implemented so as to disengage the reduction gear 29, in particular the second reduction stage.
- the disengagement of the reduction gear 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 rail 4.
- the motorized drive device 10 comprises the counting device 25.
- the counting device 25 is configured to cooperate with the electronic control unit 17.
- the counting device 25 comprises at least one sensor 36, in particular of position.
- the counting device 25 comprises two sensors 36, only one of which is visible in Figure 6.
- 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 25 is of the magnetic type, for example an encoder equipped with one or more Hall effect sensors.
- the counting device 25 makes it possible to determine the angular position of the drive wheel 13.
- the counting device 25 makes it possible to determine the number of revolutions made, from a reference position, by a rotor of the electric motor 11.
- the type of counting device 25 is not limiting and may 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 microcontroller clock.
- the counting device 25 can make it possible to detect that one of the end-of-travel positions has been reached.
- the motorized drive device 10 may comprise a first counting device 25 provided with one or more sensors 36 and a second time counting device, not shown, implemented, for example, by means of a clock. microcontroller 18.
- the first counting device 25 can make it possible to determine that one of the end-of-travel positions has been reached and the second counting device can make it possible to determine intermediate positions between the two end-of-travel positions, so as to minimize consumption of electrical energy of the motorized drive device 10 and to increase an operating time of the battery 12.
- the electronic control unit 17, in particular the microcontroller 18, is configured to determine the disengagement of the reducer 29, in particular of the second reduction stage of the reducer 29, by means of the counting device 25, in particular by the intermediary of one or more signals transmitted by the counting device 25 to the electronic control unit 17.
- the disengagement of the reducer 29, in particular of the second reduction stage 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 25, to automatically start the electric motor 11, so as to move the screen 2 relative to the rail 4.
- the disengagement of the reduction gear 29, in particular of the second reduction stage, continued to a stop command of the electric motor 11, can, moreover, make it possible to close or open the screen 2 manually, in the case where the battery 12 is discharged, in other words has a state of charge below a value predetermined threshold.
- the motorized drive device 10 further comprises a first retaining device 37 and a second retaining device 39.
- the first retaining device 37 comprises at least a first guide wheel 38a and, optionally, a second guide wheel. 38b.
- the first and second guide wheels 38a, 38b are configured to be supported respectively with the first and second rolling tracks 8a, 8b of the rail 4, so as to hold or detach the motorized drive device 10 relative to the rail.
- the second retaining device 39 comprises at least a first and a second guide wheels 40a, 40b.
- the first and second guide wheels 40a, 40b are configured to be supported respectively with at least the first and second rolling tracks 8a, 8b of the rail 4, so as to hold or detach the motorized drive device 10 with respect to to rail 4.
- a center distance L1 between the first guide wheel 38a of the first holding device 37 and the first guide wheel 40a of the second holding device 39 is fixed, whether in an electrically deactivated or electrically activated state of the electric motor 11.
- This center distance L1 is illustrated in figure 12.
- a center distance L2 between the second guide wheel 38b of the first holding device 37 and the second guide wheel 40b of the second holding device 39 is fixed, whether in an electrically deactivated or electrically activated state of the electric motor 11.
- This center distance L2 is illustrated in figure 12.
- the center distance L1, L2 is kept fixed between the first guide wheel 38a, respectively the second guide wheel 38b, of the first holding device 37 and the first guide wheel 40a, respectively the second guide wheel 40b, of the second retaining device 39 following the maintenance of the motorized drive device 10 relative to the rail 4, by means of the first and second retaining devices 37, 39, in the assembled configuration of the concealment device 3.
- first and second guide wheels 38a, 38b, 40a, 40b of the first and second retainers 37, 39 are configured to be inserted or extracted into or from the rail 4, through the slot 5 of the rail 4
- the motorized drive device 10 comprises the first holding device 37 and the second holding device 39.
- the first holding device 37 comprises at least a first pair of guide wheels 38a, 38b and the second holding device 39 comprises at least a second pair of guide wheels 40a, 40b.
- each of the first and second rolling tracks 8a, 8b of the rail 4 is configured to cooperate, in other words cooperates, with one of the guide wheels 38a, 38b, 40a, 40b of each of the first and second holding devices. 37, 39, in the assembled configuration of the concealment device 3.
- the first pair of guide wheels 38a, 38b is configured to be inserted into the rail 4, through the slot 5 of the rail 4, and to be brought into abutment with the first and second rolling tracks 8a, 8b of the rail 4, so as to maintain the motorized drive device 10 relative to the rail 4.
- the second pair of guide wheels 40a, 40b is configured to be inserted into the rail 4, through the slot 5 of the rail 4, and to be brought into abutment with the first and second rolling tracks 8a, 8b of the rail 4, so as to maintain the motorized drive device 10 relative to the rail 4.
- the first holding device 37 may comprise two pairs of guide wheels 38a, 38b or more.
- the second holding device 39 may comprise two pairs of guide wheels 40a, 40b or more.
- the first and second guide wheels 38a, 38b, 40a, 40b of the first retaining device 37, respectively of the second retaining device 39, are configured to be free to rotate, in particular around an axis of rotation X38a, X38b, X40a, X40b, as illustrated in Figures 2 and 12.
- the center distance L1 is defined between the axes X38a and X40a.
- the center distance L2 is defined between the axes X38b and X40b.
- the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39 are configured to be housed, in other words are housed inside the recess 6 of rail 4, in the assembled configuration of the concealment device 3.
- 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 motorized drive device 10 along the rail 4, in the assembled configuration of the motorized drive device 10.
- the axis of rotation X38a, X38b, X40a, X40b of the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39, is orthogonal to the direction of movement D of the motorized drive device 10 along the rail 4.
- the motorized drive device 10 further comprises at least one switching mechanism 41, 42.
- the motorized drive device 10 comprises a first switching mechanism 41 and a second switching mechanism 42.
- the first switching mechanism 41 is configured to drive the first guide wheel 38a of the first holder 37 between a first position, as shown in Figure 3, and a second position, as shown in Figure 4, and vice versa, in particular with respect to the second guide wheel 38b of the first holding device 37.
- the second switching mechanism 42 is configured to drive the first guide wheel 40a of the second holding device 39 between a first position and a second position, and vice versa, in particular with respect to the second guide wheel 40b of the second. retainer 39.
- the first position of the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, is a position in which the motorized drive device 10 is configured to be mounted relative to the rail 4.
- the first and second guide wheels 38a, 38b, 40a, 40b are configured to be supported respectively with at least one of the first and second rolling tracks 8a, 8b of the rail 4.
- the second position of the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39, is a position in which the motorized drive device 10 is configured to be dismantled with respect to the rail 4.
- the first and second guide wheels 38a, 38b, 40a, 40b are configured to be inserted or extracted into or from the rail 4, through the slot 5 of the rail 4.
- the motorized drive device 10 further comprises at least one housing 43, which is not shown in Figures 7 to 11.
- the housing 43 comprises a first half-shell 43a and a second half-shell 43b.
- the first and second half-shells 43a, 43b are configured to be assembled, in other words are assembled, together, by means of fasteners, not shown, in the assembled configuration of the motorized driver 10.
- the fasteners of the housing 43 are elastic snap fasteners.
- fasteners are not limiting and may be different. These can be, for example, screw fasteners.
- one of the first and second half-shells 43a, 43b is a hatch, so as to allow access to the battery 12, in particular to replace this last.
- the motorized drive device 10 further comprises at least a first elastic return element 44.
- the or each first elastic return element 44 is configured to press the drive wheel 13 against the running surface 14 of the wheel. rail 4, in the assembled configuration of the concealment device 3 and, more particularly, in the first position of the first and second switching mechanisms 41, 42.
- each first elastic return element 44 is a spring, in particular a compression spring, and is made in a spiral.
- the number and shape of the first elastic return elements are not limiting and may be different.
- the number of first elastic return elements may be one, three or more.
- the or each first elastic return element can be a tension spring and can be made in a pin or even be a leaf spring.
- the drive wheel 13 is movable, in particular following a translational movement M, as illustrated in Figures 3, 4 and 10 to 12, inside the housing 43, so as to bear against the surface bearing 14 of the rail 4, by means of the first elastic return elements 44, in the assembled configuration of the concealment device 3 and, more particularly, in the first position of the first and second switching mechanisms 41, 42.
- the motorized drive device 10 comprises a frame 45.
- the first and second holding devices 37, 39 are connected to the housing 43 via the frame 45.
- the frame 45 is configured to cooperate, in other words cooperates, with the first holding device 37, respectively with the second holding device 39, in the assembled configuration of the motorized drive device 10.
- the frame 45 comprises a wall 46, in particular an upper wall.
- the wall 46 of the frame 45 is a closing wall of the housing 43.
- the wall 46 of the frame 45 is parallel to the running surface 14 of the rail 4.
- the frame 45 is configured to cooperate, in other words cooperates, with the first switching mechanism 41, respectively with the second switching mechanism 42, in the assembled configuration of the motorized drive device 10.
- the frame 45 is integral with the housing 43.
- the frame 45 in particular the wall 46 of the frame 45, is fixed to the housing 43, by means of fasteners, not shown.
- each fixing screw is disposed through a passage hole 47 of the wall 46 of the frame 45 and is screwed into a fixing hole 48 of the housing 43, in the assembled configuration of the motorized drive device 10. Only two of the Mounting holes 48 of the housing 43 are shown in Figure 6.
- the number and type of fixing elements are not limiting and may be different.
- the number of fasteners can be, for example, two, three, five or more.
- the type of fasteners can be, for example, by elastic snap-fastening.
- the motorized drive device 10 further comprises a drive unit 49.
- the drive unit 49 is configured to be housed, in other words is housed, inside the housing 43, in the assembled configuration of the device.
- the motor unit 49 comprises a casing 50.
- the motor unit 49 further comprises at least the electric motor 11, the drive wheel 13 and, optionally, the transmission device 28.
- 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 motor unit 49 and, consequently, inside the housing 43 , in the assembled configuration of the motorized drive device 10.
- 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 disposed, in other words is disposed, partly in the exterior of the casing 50 of the motor unit 49, in the assembled configuration of the motorized drive device 10.
- the drive wheel 13 is configured to be housed, in other words is housed, at least partly inside the housing 43, or even completely, in the second position of the first and second switching mechanisms 41, 42.
- the drive wheel 13 is configured to be disposed, in other words is disposed, partly outside the housing 43, in the first position of the first and second switching mechanisms 41, 42.
- the drive wheel 13 is configured to be arranged, in other words is arranged, in the central part of the wall 46 of the frame 45 and, more particularly, through a central opening 51 of the wall 46 of the frame 45, in the assembled configuration of the motorized drive device 10.
- the or each first elastic return element 44 is configured to cooperate, on the one hand, with the housing 43 of the motorized drive device 10 and, on the other hand, with the housing 50 of the motor unit 49.
- the drive unit 49 is movable, in particular along the translational movement M, inside the housing 43, by means of the first elastic return elements 44, so as to bring the drive wheel 13 against the back.
- the running surface 14 of the rail 4 in the assembled configuration of the concealment device 3 and, more particularly, in the first position of the first and second switching mechanisms 41, 42.
- the first elastic return elements 44 are configured to cooperate, on the one hand, with a support wall 52 arranged in the lower part of the housing 43 of the motorized drive device 10 and, on the other hand, with the housing. 50 of the drive unit 49.
- the support wall 52 is parallel to the running surface 14 of the rail 4.
- the support wall 52 is removable and is pressed against the housing 43, in particular at a bottom area of the housing 43.
- the first elastic return elements 44 make it possible to take into account a change in a mass of l. 'screen 2 to be pulled or pushed by means of the motorized drive device 10, during a movement of the motorized drive device 10 along the rail 4 by the electrical activation of the electric motor 11, both for closing of the screen 2 than for opening the screen 2, by adjusting a pressure exerted by the drive wheel 13 on the running surface 14 of the rail 4.
- first and second guide wheels 38a, 38b, 40a, 40b of the first retaining device 37, respectively of the second retaining device 39 are configured to be arranged, in other words are arranged, outside the housing 43, in the assembled configuration of the motorized 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 housing 43, the trace of this median plane P being illustrated in FIGS. 10 and 12.
- the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second retaining device 39 are staggered.
- the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39 is offset with respect to the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39, so as to maintain the motorized drive device 10 relative to the rail 4 by resting the first and second guide wheels 38a, 38b, 40a, 40b respectively with the first and second rolling tracks 8a, 8b of the rail 4.
- the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39 is positioned opposite, in the direction of movement D of the motorized drive device 10 along the rail 4, of the second guide wheel 38b, 40b of the first holding device 37, respectively of the second holding device 39, so as to insert or extract the first and second guide wheels 38a , 38b, 40a, 40b in or of the rail 4, through the slot 5 of the rail 4.
- the offset of the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, relative to the second guide wheel 38b, 40b of the first holding device 37, respectively of the second device support 39, ensures the maintenance of the motorized drive device 10 relative to the rail 4 and, more particularly, the resting of the first and second guide wheels 38a, 38b, 40a, 40b respectively with the first and second tracks 8a, 8b of rail 4.
- the alignment of the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39, relative to the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39, makes it possible to insert or extract the first and second guide wheels 38a, 38b, 40a, 40b in or from the rail 4, through the slot 5 of the rail 4.
- the offset of the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39, in the first position of the first and second switching mechanisms 41, 42 makes it possible to guarantee the movement of the motorized drive device 10 along the rail 4, by means of the drive wheel 13 and the electric motor 11.
- the alignment of the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39, in the second position of the first and second switching mechanisms 41, 42 makes it possible to facilitate the insertion or the extraction of the first and second guide wheels 38a, 38b, 40a, 40b with respect to the rail 4, without having to dismantle the screen 2 or the rail 4.
- the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39 is offset with respect to the second guide wheel 38b, 40b of the first holding device 37, respectively of the second holding device 39, in a transverse direction D ', visible in Figures 3 and 4, orthogonal to the direction of movement D of the motorized drive device 10 along the rail 4 and orthogonal to the translational movement M of the drive wheel 13 relative to the housing 43.
- the second wheel guide 38b, 40b of the first holding device 37, respectively of the second holding device 39 is positioned opposite, in the transverse direction D ', at the same level as the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, so as to insert or extract the first and second guide wheels 38a, 38b, 40a, 40b in or of the rail 4, through the slot 5 of the rail 4.
- the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39 is aligned, along the direction D of movement of the motorized drive device 10 along the rail 4, with the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second holding device 39
- Such a motorized drive device 10 can thus be mounted or removed from the rail 4 easily, without tools and, in particular, by a user.
- Such a motorized drive device 10 comprising the first holding device 37 and the second holding device 39 can be maintained, in other words, suspended from the rail 4 without having to adjust a member of this motorized drive device 10.
- the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39 is movable relative to the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device. holding 39.
- a movement of the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, relative to the second guide wheel 38b, 40b of the first holding device 37, respectively of the second holding device 39 is implemented by the first and second switching mechanisms 41, 42.
- the movement of the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, relative to the second guide wheel 38b, 40b of the first holding device 37, respectively of the second device holding 39, implemented by means of the first switching mechanism 41, respectively of the second switching mechanism 42, is a rotational movement, preferably around an axis parallel to the transverse direction D '.
- the movement of the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, relative to the second guide wheel 38b, 40b of the first holding device 37, respectively of the second holding device 39, implemented by means of the first switching mechanism 41, respectively of the second switching mechanism 42, is a translational movement.
- the second guide wheel 38b, 40b of the first retaining device 37, respectively, of the second retaining device 39 is fixed relative to the housing 43 and, more particularly, relative to the wall 46 of the frame 45.
- the frame 45 further comprises a first branch 53 and a second branch 54.
- first and second branches 53, 54 extend inside the housing 43 from the wall 46 of the frame 45 and, in particular, in a direction orthogonal to the wall 46 of the frame 45.
- the motor unit 49 is configured to be mounted, in other words is mounted, between the first and second branches 53, 54 of the frame 45, in the assembled configuration of the motorized drive device 10.
- the first holding device 37 further comprises at least a first arm 55a, 56a and a second arm 55b, 56b.
- the first arm 55a, 56a is connected, on the one hand, to the first guide wheel 38a, 40a of the first retaining device 37, respectively, of the second retaining device 39, and, on the other hand, to the first retaining mechanism. switching 41, respectively to the second switching mechanism 42.
- the second arm 55b, 56b is connected, on the one hand, to the second guide wheel 38b, 40b of the first holding device 37, respectively, of the second locking device. support 39, and, on the other hand, to the housing 43 and, more particularly, to the frame 45, in this case to the wall 46 of the frame 45.
- the movement of the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39, relative to the second guide wheel 38b, 40b of the first holding device 37, respectively of the second device holder 39 is implemented by a movement of the first arm 55a of the first holder 37, respectively of the first arm 56a of the second holder 39, relative to the second arm 55b of the first holder 37, respectively of the second arm 56b of the second holding device 39.
- the first arm 55a, 56a of the first retaining device 37, respectively of the second retaining device 39 is mounted movable in rotation, about an axis of rotation X55a, X56a, relative to the frame 45 and, more particularly, with respect to the first branch 53 of the frame 45, respectively with respect to the second branch 54 of the frame 45, as illustrated in FIG. 9.
- the rotational movement of the first arm 55a, 56a of the first holding device 37, respectively of the second holding device 39, relative to the frame 45 is implemented by means of a shaft.
- rotation 57 inserted, on the one hand, in at least one opening 58 of the first arm 55a, 56a of the first holding device 37, respectively of the second holding device 39, and, on the other hand, in at least one opening 59 of the frame 45 and, more particularly, of the first branch 53 of the frame 45, respectively of the second branch 54 of the frame 45.
- the rotational movement of the first arm 55a, 56a of the first retaining device 37, respectively of the second retaining device 39, relative to the frame 45 has a limited stroke.
- the course of the rotational movement of the first arm 55a, 56a of the first retaining device 37, respectively of the second retaining device 39, relative to the frame 45 is determined by a stop 60 of the first arm 55a, 56a of the first holding device 37, respectively of the second holding device 39.
- the stop 60 of the first arm 55a, 56a of the first holding device 37, respectively of the second holding device 39 is configured to cooperate, in other words cooperates, with an opening 61 of the frame 45 and, more particularly, of the first branch 53 of the frame 45, respectively of the second branch 54 of the frame 45, in particular of oblong shape.
- the first arm 55a, 56a and the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39 have a first cumulative thickness E1, in the assembled configuration of the motorized drive device 10 , as illustrated in Figure 3.
- the second arm 55b, 56b and the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39 have a second cumulative thickness E2, in the assembled configuration of the motorized drive device 10, as illustrated in FIG. 3.
- first cumulative thickness E1 of the first arm 55a, 56a and of the first guide wheel 38a, 40a and the second cumulative thickness E2 of the second arm 55b, 56b and of the second guide wheel 38b, 40b are respectively less than a width L of the slot 5 of the rail 4, as illustrated in FIG. 5.
- the first cumulative thickness E1 of the first arm 55a, 56a and of the first guide wheel 38a, 40a is equal to the second cumulative thickness E2 of the second arm 55b, 56b and of the second guide wheel 38b, 40b.
- first and second guide wheels 38a, 38b of the first retaining device 37 are respectively assembled by elastic snap-fastening on the first and second arms 55a, 55b of the first retaining device 37.
- first and second guide wheels 40a, 40b of the second retaining device 39 are respectively assembled by elastic snap-fastening on the first and second arms 56a, 56b of the second retaining device 39.
- the first switching mechanism 41 respectively the second switching mechanism 42, comprises at least one button 62.
- each button 62 is accessible, in particular by a user, at a wall 63 of the housing 43.
- each button 62 is arranged through an opening 64 made in the wall 63 of the housing 43.
- a single opening 64 is visible in FIG. 6, the other opening being symmetrical to that visible. in this figure with respect to the median plane P.
- the motorized drive device 10 comprises two buttons 62.
- the two buttons 62 are, preferably, arranged on two opposite sides of the. housing 43.
- the first button 62 is configured to switch the first switching mechanism 41, respectively the second switching mechanism 42, between its first position and its second position.
- the first and second switching mechanisms 41, 42 drive the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39, relative to the second guide wheel 38b, 40b, between their first position and their second position.
- the first guide wheel 38a, 40a of the first holding device 37, respectively of the second holding device 39 is positioned opposite the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39, so as to be able to insert or extract the first and second guide wheels 38a, 38b, 40a, 40b in or from the rail 4, through the slot 5 of the rail 4.
- the insertion or the extraction of the first and second guide wheels 38a, 38b, 40a, 40b of the first and second holding devices 37, 39 in or of the rail 4 is carried out by an alignment, according to the direction of displacement D of the motorized drive device 10 along the rail 4, of the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39, with the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39, by pressing on the first and second buttons 62, in particular by means of two fingers of the same hand of the user.
- the first and second switching mechanisms 41, 42 move, in particular following the translational movement M, the drive wheel 13 towards the interior of the housing 43 and, more particularly, the motorization unit 49 towards the interior of the housing 43.
- the first and second switching mechanisms 41, 42 drive the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second device. maintenance 39, between their second position and their first position.
- the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39 again becomes offset, in the transverse direction D ', with respect to the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39, so as to support the first and second guide wheels 38a, 38b, 40a, 40b of the first retaining device 37, respectively of the second retaining device 39, with the first and second rolling tracks 8a, 8b of the rail 4.
- the first and second switching mechanisms 41, 42 move, in particular following the translational movement M, the drive wheel 13 outwardly of the housing 43 and, more particularly, the motor unit 49 towards the outside of the housing 43.
- the first button 62 of the first switching mechanism 41 is mounted movable in rotation, about an axis of rotation X62, relative to the frame 45 and, more particularly, relative to the first branch 53 of the frame 45, respectively to the second branch 54 of the frame 45, as illustrated in Figures 9 to 11.
- the rotational movement of the first button 62 of the first switching mechanism 41, respectively of the second button 62 of the second switching mechanism 42 is implemented by means of a rotating shaft 65 inserted , on the one hand, in at least one opening 66 of the first button 62 of the first switching mechanism 41, respectively of the second button 62 of the second switching mechanism 42, and, on the other hand, in at least one opening 67 of the frame 45 and, more particularly, of the first branch 53 of the frame 45, respectively of the second branch 54 of the frame 45.
- the first button 62 of the first switching mechanism 41 comprises two openings 66.
- the frame 45 in particular the first branch 53 of the frame 45 and the second branch 54 of the frame 45, comprises two openings 67 configured to cooperate with a rotation shaft 65 inserted in the two openings 66 of the first button 62 of the first switching mechanism 41 and two openings 67 configured to cooperate with a rotation shaft 65 inserted in them.
- two openings 66 of the second button 62 of the second switching mechanism 42 two openings 66 of the second button 62 of the second switching mechanism 42.
- the translational movement M of the drive wheel 13 relative to the housing 43, when the first and second buttons 62 are actuated or released, is implemented by means of a cam 68 associated with each of the first and second buttons 62, the cam 68 of each of the first and second buttons 62 being configured to cooperate with a pin 69 of the casing 50 of the motor unit 49, as illustrated in FIGS. 10 to 12.
- the cam 68 associated with each of the first and second buttons 62 has been omitted from Figures 6, 7 and 9, in order to facilitate reading thereof.
- the cam 68 of each of the first and second buttons 62 comprises a ramp 70.
- this ramp 70 is configured to cooperate with a pin 69 of the housing 50 of the motor unit 49, in the assembled configuration of the motorized drive device 10.
- the motorized drive device 10 further comprises at least one second elastic return element 71.
- the motorized drive device 10 comprises two second elastic return elements 71.
- each of the second elastic return elements 71 is configured to cooperate, in other words cooperates, with one first and second switching mechanisms 41, 42, in the assembled configuration of the motorized drive device 10.
- each second elastic return element 71 is a spring, in particular a compression spring, and is made in a spiral.
- the number and shape of the second elastic return elements are not limiting and may be different.
- the number of second elastic return elements may be one, three or more.
- the or each second elastic return element can be a tension spring and can be made in a pin or even be a leaf spring.
- one of the two second elastic return elements 71 is configured to tilt the first switching mechanism 41, respectively the second switching mechanism 42, in an initial position, so as to drive the first guide wheel 38a, 40a. of the first retaining device 37, respectively of the second retaining device 39, relative to the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second retaining device 39, between its second position and its first position.
- one of the two second elastic return elements 71 is configured to move the first button 62, respectively the second button 62, by means of the first arm 55a, 56a, to an initial position, called the rest position.
- the first and second switching mechanisms 41, 42 move the drive wheel 13 towards the inside of the housing 43 and, more particularly, the motor unit 49 towards the inside.
- the first guide wheel 38a, 40a of the first retaining device 37, respectively of the second retaining device 39 is positioned opposite the second guide wheel 38b, 40b of the first retaining device 37, respectively of the second holding device 39, so as to be able to insert or extract the first and second guide wheels 38a, 38b, 40a, 40b in or of the rail 4, through the slot 5 of the rail 4.
- the insertion of the first and second guide wheels 38a, 38b, 40a, 40b of the first retaining device 37, respectively of the second retaining device 39, in the rail 4, through the slot 5 of the rail 4, can be implemented without having to first pressurize the drive wheel 13 against the rail 4, in particular by the user.
- one of the two second elastic return elements 71 is configured to be mounted around the rotation shaft X62 of the first button 62 of the first switching mechanism 41 relative to the frame 45, in particular of the first branch 53 of the frame 45, respectively around the rotation shaft X62 of the second button 62 of the second switching mechanism 42 relative to the frame 45, in particular of the second branch 54 of the frame 45.
- the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39 respectively have a diameter 0, as illustrated in FIG. 10, greater than the width L of slot 5 of rail 4.
- a dimension of the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39 makes it possible to improve an efficiency of the motorized drive device 10, when electrical activation of the electric motor 11.
- Such a configuration of the motorized drive device 10 makes it possible to adapt the dimensions of the first and second guide wheels 38a, 38b, 40a, 40b of the first holding device 37, respectively of the second holding device 39, as a function of the dimensions of the rail 4.
- the diameter 0 of the first and second guide wheels 38a, 38b, 40a, 40b of the first retaining device 37, respectively of the second retaining device 39, is identical.
- the diameter 0 of the first and second guide wheels 38a, 38b, 40a, 40b of the first holder 37, respectively of the second holder 39 is less than a height H of the recess 6 of the rail 4, otherwise said at a distance between the upper wall 4a and the lower wall 4b of the rail 4, as illustrated in FIG. 5.
- the battery 12 is configured to be mounted, in other words is mounted, inside the housing 43, in particular at the bottom area of the housing 43, in the assembled configuration of the motorized drive device 10.
- the battery 12 is pressed against the wall 63 of the housing 43.
- the supporting wall 52 is pressed against the battery 12.
- the housing 50 When the electric motor 11 is electrically activated, the housing 50 is configured to be inclined inside the housing 43, with respect to the median plane P of the housing 43, as shown in Figure 12.
- the drive wheel 13 In the first position of the first and second switching mechanisms 41, 42 and when the electric motor 11 is electrically activated, in particular in the assembled configuration of the concealment device 3, the drive wheel 13 is pressed against the surface bearing 14 of the rail 4, by means of the first elastic return elements 44 bearing on the wall 52 disposed, in other words provided, in the housing 43 and is driven in rotation, around the axis of rotation X13, by via the electric motor 11 and, optionally, the transmission device 28.
- the motorization block 49 is in an inclined position. the interior of the housing 43 and, more particularly, with respect to the rail 4.
- the stop 60 of the first arm 55a, 56a of the first holding device 37, respectively of the second holding device 39, is moved and then brought into contact with a ramp 72 of the first switching mechanism 41, respectively of the second switching mechanism 42 , only one of which is visible in figure 9.
- the casing 50 comprises a first pin 73 and a second pin 74.
- the first pin 73 or the second pin 74 of the casing 50 is brought to bear against a shoulder 75, 76 of the housing 43, depending on the direction of rotation of the electric motor 11.
- the resting of the first or second pin 73, 74 of the housing 50 with the shoulder 75, 76 of the housing 43 makes it possible, on the one hand, to limit the inclination of the housing 50 relative to the housing 43 and, d '' on the other hand, to guarantee a minimum pressure force of the drive wheel 13 on the running surface 14 of the rail 4, so as to prevent the drive wheel 13 from slipping on the running surface 14 of the rail 4 , when the electric motor 11 is electrically activated.
- each shoulder 75, 76 of the housing 43 is formed by a re-entrant corner of the housing 43, in other words by two walls of the housing 43 forming a stop for the first or second pin 73, 74 of the housing 50.
- the motor unit 49 can be in a position where a median plane of this motor unit 49 is parallel to the median plane P of the box 43, in practice superimposed on the median plane P, as shown in figure 10.
- 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 running surface 14 of the rail 4, in the assembled configuration of the concealment device 3, and following a movement of the motorized drive device 10 along the rail 4.
- the drive wheel 13 In the assembled configuration of the concealment device 3, in the first position of the first and second switching mechanisms 41, 42 and when the electric motor 11 is electrically deactivated, the drive wheel 13 is pressed against the running surface 14 of rail 4, by means of the first elements of elastic return 44 resting on the wall 63 of the housing 43 and, more particularly, on the support wall 52.
- the motor unit 49 is in a vertical position inside the housing 43 and, more particularly, with respect to the rail 4 which, by assumption, is horizontal.
- the axis of rotation X55a of the first arm 55a of the first holding device 37 relative to the first branch 53 of the frame 45 and the axis of rotation X56a of the first arm 56a of the second holding device 39 relative to the second branch 54 of the frame 45 are arranged in a plane parallel to the running surface 14 of the rail 4.
- the stop 60 of the first arm 55a, 56a of the first and second holding devices 37, 39 is not brought into abutment with an edge of the opening 61 of one of the first and second branches 53, 54 of the chassis 45.
- the housing 43 of the motorized drive device 10 is configured to be maintained, in other words is maintained, in a static position with respect to the rail 4 by means of the first and second holding devices 37, 39.
- the housing 43 cannot pivot about an axis of rotation, in particular an axis of rotation of one of the guide wheels 38a, 38b, 40a, 40b.
- an angle value, not shown, between the median plane P of the housing 43 of the motorized drive device 10 with respect to the lower wall 4b of the rail 4 is constant, whether it is when the device is stopped.
- the angle value between the median plane P of the housing 43 of the motorized drive device 10 relative to the lower wall 4b of the rail 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 first elastic return element 44.
- the stiffness value of the first elastic return element or elements 44 determines an initial contact pressure of the drive wheel 13 on the running surface 14 of the rail 4, as long as the electric motor 11 is electrically deactivated.
- the motorized drive device makes it possible to facilitate mounting of the motorized drive device with respect to a rail, while ensuring a minimum pressure force of a drive wheel on a rolling surface of the. rail, so as to avoid slippage of the drive wheel on the running surface of the rail, when the electric motor is electrically activated, and an adaptation of this pressure force, as a function of a mass of a screen of the concealment or solar protection device towed by the motorized drive device, so as to optimize an efficiency of the motorized drive device.
- each of the first and second holding devices 37, 39 comprises a single first guide wheel 38a, 40a, each of these first guide wheels 38a, 40a being configured to be brought into abutment with the first track of rail bearing 8a 4.
- the motorized drive device 10 only includes the first switching mechanism 41. Further, the motorized drive device 10 is equipped only with a button 62. In such a case, the first switching mechanism 41 can be configured to cooperate with the first and second holding devices 37, 39 or only with the. first retainer 37.
- the rail 4 can be, for example, of circular section truncated by a flat, in particular at its lower side.
- the The flat of the rail 4 comprises the slot 5 and forms the first and second rolling tracks 8a, 8b, as well as the rolling surface 14.
- the rail 4 can be, for example, of circular section, in particular solid or hollow.
- the rail 4 is more commonly referred to as a round rod or round bar.
- the rail 4 is devoid of the slot 5.
- the first guide wheel 38a of the first holder 37 respectively the first guide wheel 40a of the second holder 39, is configured to be put. bearing with the first rolling track 8a of the rail 4.
- the first rolling track 8a of the rail 4 is located at an upper side of the rail 4 and the rolling surface 14 of the rail 4 is located at the level on a lower side of the rail 4.
- the first and second holding devices 37, 39 may be, respectively, devoid of a second guide wheel 38b, 40b.
- the screen 2 is devoid of support elements 7, in particular when the rail 4 has a circular section, which can be truncated by a flat.
- screen 2 includes eyelets.
- the rail 4 is inserted through the eyelets of the screen 2, so that the screen 2 is suspended from the rail 4.
- the concealing device 3 comprises two motorized drive devices 10.
- a first motorized drive device 10 is configured to be held on the rail 4, in other words suspended from the rail 4, and is configured to move along the rail 4, so as to close or open a first screen 2.
- a second motorized drive device 10 is configured to be held on the rail 4, in other words suspended from the rail 4, and is configured to move along the rail 4, so as to close or open a second screen 2.
- the motorized drive device 10 further comprises a cam and a pin, the pin being configured to cooperate with a profile of the cam.
- the cam is secured to the casing 50 of the motor unit 49 and the pin is secured to the housing 43 of the motorized drive device 10, or vice versa.
- the profile of the cam is determined to prevent the drive wheel 13 from sliding relative to the running surface 14 of the rail 4, during the electrical activation of the electric motor 11.
- the embodiments and variants envisaged can be combined to generate new embodiments of the invention, without departing from the scope of the invention defined by the claims.
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Power-Operated Mechanisms For Wings (AREA)
- Photovoltaic Devices (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR1913485A FR3103693B1 (fr) | 2019-11-29 | 2019-11-29 | Dispositif d’entraînement motorisé d’un dispositif d’occultation ou de protection solaire, dispositif d’occultation ou de protection solaire et installation associés |
| PCT/EP2020/083571 WO2021105320A1 (fr) | 2019-11-29 | 2020-11-27 | Dispositif d'entraînement motorisé d'un dispositif d'occultation ou de protection solaire, dispositif d'occultation ou de protection solaire et installation associés |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP4064942A1 true EP4064942A1 (fr) | 2022-10-05 |
| EP4064942B1 EP4064942B1 (fr) | 2024-11-13 |
Family
ID=69811112
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP20811362.1A Active EP4064942B1 (fr) | 2019-11-29 | 2020-11-27 | Dispositif d'entraînement motorisé pour un dispositif d'occultation ou de protection solaire, dispositif d'occultation ou de protection solaire et installation associés |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US20220408958A1 (fr) |
| EP (1) | EP4064942B1 (fr) |
| CN (1) | CN114901108B (fr) |
| AU (1) | AU2020392413B2 (fr) |
| FR (1) | FR3103693B1 (fr) |
| WO (1) | WO2021105320A1 (fr) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111938407B (zh) * | 2020-08-14 | 2024-10-18 | 卧安科技(深圳)有限公司 | 窗帘开合装置 |
| CN116406917A (zh) * | 2022-01-05 | 2023-07-11 | 青岛海尔智能技术研发有限公司 | 窗帘开合装置 |
| FR3133733B1 (fr) | 2022-03-22 | 2024-05-31 | Somfy Activites Sa | Dispositif d’entraînement motorisé d’un dispositif d’occultation, dispositif d’occultation et procédés de montage et de démontage associés |
| CN114834841B (zh) * | 2022-06-10 | 2024-05-14 | 南通理工学院 | 一种悬挂式吊架挂钩支点偏心光杆输送机构 |
| FR3137404B1 (fr) | 2022-06-30 | 2024-07-05 | Somfy Activites Sa | Dispositif d’entraînement motorisé d’un dispositif d’occultation et dispositif d’occultation associé |
Family Cites Families (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3438423A (en) * | 1968-02-28 | 1969-04-15 | Fredrick H Melull | Device for operating elongated cords |
| US3620284A (en) * | 1970-08-19 | 1971-11-16 | Charles A Shayman | Remote controlled traverse assembly |
| JPS584514A (ja) * | 1981-07-02 | 1983-01-11 | 株式会社ヨコタ | カ−テン開閉装置 |
| NL1020272C2 (nl) * | 2002-03-28 | 2003-09-30 | Rolf Edward Goelst | Inrichting voor het bewegen van een gordijn langs een gordijnrail. |
| US6910425B2 (en) * | 2003-02-28 | 2005-06-28 | Transol Corporation | Trolley with tractor drive for use in curved enclosed tracks and system including the same |
| JP2005095364A (ja) * | 2003-09-25 | 2005-04-14 | Hiroatsu Kondo | カーテン開閉装置 |
| JP2005218800A (ja) * | 2004-02-09 | 2005-08-18 | Asmo Co Ltd | 吊設部材駆動装置 |
| CN2845634Y (zh) * | 2005-08-17 | 2006-12-13 | 上海青鹰遮阳技术发展有限公司 | 窗帘轨电动手动离合器 |
| US7832052B2 (en) * | 2007-05-22 | 2010-11-16 | Gerrit Jan Vrielink | Drapery motor remote activation by manual drapery pull |
| US7699090B2 (en) * | 2006-11-07 | 2010-04-20 | Gerrit Jan Vrielink | Drapery master carrier with automatic disengager |
| US7686063B2 (en) * | 2008-06-04 | 2010-03-30 | Lutron Electronics Co., Inc. | Motorized drapery system having a pull-away master car |
| FR2962317B1 (fr) * | 2010-07-06 | 2013-04-05 | Somfy Sas | Chariot de rideau motorise et installation d'occultation comprenant un tel chariot |
| CN104271008B (zh) * | 2012-02-28 | 2018-05-18 | Somfy两合公司 | 电动帘架、具有这种帘架的帘幕移动组件、遮蔽设备及这种设备的使用方法 |
| FR2987249B1 (fr) * | 2012-02-28 | 2015-05-15 | Somfy Sas | Chariot motorise et installation d'occultation comprenant un tel chariot |
| CN103876599B (zh) * | 2014-04-04 | 2016-08-24 | 南京爱勃德科技发展有限公司 | 搭接式可调节轨道 |
| US10049835B2 (en) * | 2016-02-03 | 2018-08-14 | Texas Scenic Company | Stage curtain motorized rigging limit switch |
| JP2017176426A (ja) * | 2016-03-30 | 2017-10-05 | 東洋アルミエコープロダクツ株式会社 | ネイルシート、ネイルシートの使用方法、ネイルシートの製造方法及び複層ネイルシートの製造方法 |
| JP6635845B2 (ja) * | 2016-03-30 | 2020-01-29 | 株式会社ロビット | カーテン開閉装置及びカーテン開閉システム |
| US20180263399A1 (en) * | 2017-03-17 | 2018-09-20 | Crestron Electronics, Inc. | Setting touch sensitivity for a motorized drape |
| CN107495818B (zh) * | 2017-06-21 | 2020-09-22 | 浙江鸿明织带有限公司 | 不易打滑的电动窗帘 |
| CN108888079A (zh) * | 2018-06-22 | 2018-11-27 | 深圳市博孚机电有限公司 | 一种用于电动窗帘的轨道及电动窗帘 |
-
2019
- 2019-11-29 FR FR1913485A patent/FR3103693B1/fr active Active
-
2020
- 2020-11-27 CN CN202080090156.7A patent/CN114901108B/zh active Active
- 2020-11-27 AU AU2020392413A patent/AU2020392413B2/en active Active
- 2020-11-27 EP EP20811362.1A patent/EP4064942B1/fr active Active
- 2020-11-27 US US17/780,920 patent/US20220408958A1/en not_active Abandoned
- 2020-11-27 WO PCT/EP2020/083571 patent/WO2021105320A1/fr not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| CN114901108A (zh) | 2022-08-12 |
| CN114901108B (zh) | 2023-05-23 |
| FR3103693A1 (fr) | 2021-06-04 |
| AU2020392413B2 (en) | 2023-08-17 |
| US20220408958A1 (en) | 2022-12-29 |
| WO2021105320A1 (fr) | 2021-06-03 |
| AU2020392413A1 (en) | 2022-06-16 |
| EP4064942B1 (fr) | 2024-11-13 |
| FR3103693B1 (fr) | 2024-01-05 |
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