EP3635704B1 - Dispositif électrique en tant que composant de système pour commander un aspirateur - Google Patents

Dispositif électrique en tant que composant de système pour commander un aspirateur Download PDF

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Publication number
EP3635704B1
EP3635704B1 EP18731031.3A EP18731031A EP3635704B1 EP 3635704 B1 EP3635704 B1 EP 3635704B1 EP 18731031 A EP18731031 A EP 18731031A EP 3635704 B1 EP3635704 B1 EP 3635704B1
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EP
European Patent Office
Prior art keywords
vacuum cleaner
machine tool
energy storage
storage module
electric
Prior art date
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Application number
EP18731031.3A
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German (de)
English (en)
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EP3635704A1 (fr
Inventor
Moritz CASPAR
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Festool GmbH
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Festool GmbH
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Application filed by Festool GmbH filed Critical Festool GmbH
Priority to EP21179320.3A priority Critical patent/EP3901933A1/fr
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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
    • A47L7/0095—Suction cleaners or attachments adapted to collect dust or waste from power tools
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2868—Arrangements for power supply of vacuum cleaners or the accessories thereof
    • A47L9/2884—Details of arrangements of batteries or their installation
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2894—Details related to signal transmission in suction cleaners
    • G—PHYSICS
    • G08—SIGNALLING
    • G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link

Definitions

  • the invention relates to an electrical device as a first or second system component for a system which comprises a machine tool or a vacuum cleaner as a first system component and an electrical energy storage module as a second system component for providing electrical energy for the first system component, the system components having mutually matching device interfaces for detachable attachment to one another and for the transmission of electrical energy from the energy storage module to the machine tool or the vacuum cleaner, the electrical device having a communication interface for a wireless control connection to or from a vacuum cleaner for controlling the vacuum cleaner, which is used for suctioning off by the machine tool Dust is provided and either forms one of the two system components or is a separate vacuum cleaner from the system components, and the device interfaces in a Trennungsz are electrically and / or mechanically separated from one another and are electrically and / or mechanically connected to one another in an operating state.
  • a vacuum cleaner and an energy storage module of this type for example, run out DE 10 2012 003 073 A1 and EP 2 628 431 A1 emerged.
  • the known electrical device is therefore, for example, a battery pack or a machine tool, which can be connected to one another or separated from one another by means of a plug-in actuation.
  • a vacuum cleaner arranged remotely from the electrical device, so that it can be switched on or off, for example.
  • an electrical device of the type mentioned in the event of a transition from the disconnected state to the operating state for sending or receiving at least one registration message to establish the control connection and / or in the event of a transition from the operating state to the disconnected state for Terminating the control connection and / or is designed to send a switch-off signal for a suction unit of the vacuum cleaner.
  • a method provides an electrical device as a first or second system component for a system which comprises a machine tool or a vacuum cleaner as a first system component and an electrical energy storage module as a second system component for providing electrical energy for the first system component, the system components to one another have suitable device interfaces for detachable attachment to one another and for the transmission of electrical energy from the energy storage module to the machine tool or the vacuum cleaner, the electrical device having a communication interface for a wireless control connection to or from a vacuum cleaner for controlling the vacuum cleaner, which is used for suctioning through the Machine tool generated dust is provided and either forms one of the two system components or a vacuum cleaner separate from the system components, and wherein the device interfaces are electrically and / or mechanically separated from one another in a disconnected state and are electrically and / or mechanically connected to one another in an operating state in which the electrical device sends or receives at least one logon message for establishing the control connection and / or during a transition from the disconnected state to the operating state or terminated when there is a transition from
  • the electrical device is, for example, an energy storage module or a machine tool or a vacuum cleaner.
  • the machine tool or the vacuum cleaner can be supplied with electrical energy by the energy storage module.
  • functions provided for establishing or terminating the control connection are triggered or performed.
  • an operator to carry out an additional operating action, for example to press a key which is suitable for authorization or registration of the control connection or which triggers such authorization or registration, or the like.
  • Simply plugging in or removing the energy storage module (the second system component) from the machine tool or the vacuum cleaner (the first system component) triggers the corresponding processes.
  • the receiving device for example an energy storage module for a vacuum cleaner or the vacuum cleaner itself, it switches to an operational readiness state or a readiness to receive state for receiving the registration message, for example when changing from the disconnected state to the operating state.
  • a vacuum cleaner which is supplied with power by the energy storage module, can be made ready to set up the control connection. It is possible, for example, for the energy storage module itself to provide the radio interface or wireless communication interface. But the vacuum cleaner can also have the communication interface.
  • the controlling component namely, for example, the machine tool or the device supplying the machine tool with power, namely the energy storage module
  • the transition from the disconnected state to the operating state leads, for example, directly to that the electrical device sends a registration message to establish the control connection to the vacuum cleaner.
  • the separation of the system components from one another can also be advantageous in this context, namely if, for example, the energy storage module is separated from the machine tool. In this case, for example, the energy storage module or the machine tool then sends a disconnection message to disconnect the control connection to the receiving component, here the vacuum cleaner.
  • the suction unit of the vacuum cleaner switches off. This avoids unnecessary operation or continued operation of the vacuum cleaner.
  • the first system component namely the machine tool or the vacuum cleaner, advantageously has a suction connection for connecting a suction hose.
  • the first system component is a vacuum cleaner, it can be controlled, for example, by a further, unclaimed electrical device in the form of a machine tool via the control connection. If the first system component is a machine tool, it is designed to control a vacuum cleaner that does not itself form part of the system.
  • a system according to the invention advantageously comprises an electrical device and the other system component in each case, so that, for example, a combination of vacuum cleaner and energy storage module or machine tool and energy storage module is formed.
  • a system can be expanded to include a machine tool to be controlled via the control connection or the vacuum cleaner to be controlled via the control connection.
  • the electrical device it is advantageously provided that it has at least one sensor for detecting the operating state and / or the disconnected state of the device interface.
  • the at least one sensor can be different types of sensors.
  • a distance sensor can be provided for detecting a distance between the system components. If the device interfaces are arranged at a predetermined distance from one another, the distance sensor, for example an ultrasonic sensor, a touch sensor or the like, can detect this distance.
  • a plug-in movement when the device interfaces are connected to one another or the system components are connected to one another can also be scanned or detected by such a distance sensor. When the plugging movement is completed, a distance is different from that of a plugging movement that has not yet been performed.
  • the sensor can comprise a movement sensor for detecting a movement of the system components relative to one another. If, for example, the system components are no longer movable with respect to one another or only have a predetermined amount of movement, this is detected by the sensor. In this way, however, an attachment movement of the device interfaces to one another can also be detected. If, for example, the device interfaces are moved towards one another, in particular as part of a plugging movement, the movement sensor can detect such a relative movement.
  • the first and second system components advantageously have such a motion sensor. If the movement sensors detect the same movement pattern, they can, for example, detect the movement of the device interfaces towards one another and thus an attachment of the first and second system components to one another.
  • the relative movement that the movement sensor detects can be, for example, a rotational movement and / or a linear movement.
  • the motion sensor can be an acceleration sensor, for example.
  • the at least one sensor can, however, also comprise an optical sensor for detecting the respective other system component or be formed by it. For example, it is possible that when the device interfaces, so to speak, alternately shade or cover each other, the optical sensor detects the operating status.
  • the at least one sensor comprises an electrical switch that can be actuated by fastening the system components to one another, for example a push button switch, push button switch or the like.
  • a simple actuation concept is thus possible, i.e. that, for example, one system component actuates the switch that is arranged on the other system component. This can be done, for example, as part of a plugging movement.
  • the device interfaces can expediently be fixed to one another using a fixing device.
  • the fixing device can comprise several components, for example a latching device, a clamping device, a locking device or the like.
  • a mechanical actuating element for example a push button, a sliding button or a sliding actuating element or the like, is advantageously provided in order to actuate the fixing device.
  • the fixing device for example a locking device, can be actuated by the actuating element between a fixing position and a release position.
  • the actuating element can preferably be actuated in the direction of the fixing position of the fixing device or the position of the fixing device fixing the system components to one another.
  • At least one sensor for detecting an actuation state of the actuation element is expediently arranged on such a mechanical actuation element, for example an unlocking button or the like.
  • An actuation of the actuating element in the direction of releasing the The electrical device evaluates or determines the fixing device as a transition from the operating state to the disconnected state.
  • the sensor is therefore provided for detecting the operating state or the disconnected state of the device interfaces. When the operator releases the fixing device, that is, actuates it from the fixing position into the release position, this is detected by the sensor and simultaneously evaluated as a signal for a transition from the operating state to the disconnected state.
  • the sensor can be, for example, an electrical switch, an optical sensor, a pressure sensor or the like. Any sensory concept that is suitable for determining the actuation state of the actuation element is possible as such a sensor.
  • the device interfaces can be fixed to one another on the basis of form-fit contours, for example plug-in projections and plug-in receptacles, depressions and projections or the like.
  • a plug-in receptacle can be provided on one system component for a plug-in projection on the other system component.
  • one device interface has plug-in form-fitting contours for plugging into plug-in mating form-fitting contours of the other device interface along a plug-in axis as well as electrical contacts for making contact with electrical mating contacts of the other device interface for an electrical connection of the system components which come into electrical contact with one another during a plug-in assembly of the plug-in form-fit contours and the plug-mating form-fit contours.
  • the electrical contacts for example power supply contacts and / or data contacts, thus come into direct contact with one another during plug-in assembly.
  • the contacts can be, for example, spring contacts, contact tongues, contact surfaces or the like.
  • the plug-in form-fitting contours and the mating plug-in form-fitting contours include, for example, guide ribs, plug-in receptacles and Plug projections, guide grooves and / or the like. Combinations are easily possible.
  • the device interface comprises a data interface, in particular a bus interface.
  • the data interface is, for example, a bus interface, in particular an I 2 C interface.
  • the energy storage module can exchange data with the machine tool or the vacuum cleaner via the data interface. For example, a number of memory cells, a maximum available electrical power, an electrical capacity or a state of charge or the like can be queried via the data interface. Switching signals, in particular for switching off the energy store or the machine tool or the vacuum cleaner, can also be conveniently transmitted via the data interface.
  • the data interface can, however, also comprise a parallel data interface, that is to say that a plurality of data contacts each dedicated to information are provided.
  • the electrical device is designed to recognize the operating state and / or disconnection state, that is to say a connection state of the device interfaces to one another, on the basis of data traffic via the data interface. If, for example, the energy storage module of the machine tool or the vacuum cleaner is asked at the start of operation, so to speak, which electrical characteristics are available so that the later operation of the vacuum cleaner or the machine tool can be optimally designed, this is a signal for the establishment of the operating state. This can be used, for example, by the energy storage module serving as a component of the machine tool to set up the control connection.
  • the device according to the invention clears the control connection, for example, and / or sends a switch-off signal for the suction unit of the vacuum cleaner or the like.
  • the data traffic can also be data traffic intended specifically for monitoring the disconnection state.
  • At least one checking message is provided for recognizing the operating state or the disconnected state or both.
  • the verification message can be a unidirectional sent message, for example a verification message sent by the vacuum cleaner or the machine tool, on the basis of which the energy storage module can recognize whether it is connected to the vacuum cleaner or the machine tool.
  • a dedicated communication means for example a special controller, can be provided for sending the verification message.
  • one device sends a check message, in particular the energy storage module, and recognizes on the basis of a response to the check message that it is connected to another device, for example a vacuum cleaner or a machine tool.
  • the disconnected state or operating state can therefore be checked in that both a check message and a response to the check message are sent and received.
  • the at least one verification message is preferably sent cyclically and / or at predetermined time intervals.
  • the electrical device is configured for authentication when the control connection is set up.
  • the authentication includes, for example, the sending of an identification parameter, an access password or the like.
  • the communication interface is designed for encrypted communication via the control connection.
  • the encryption can be a Diffi-Hellmann encryption, for example.
  • the communication interface is, for example, a Bluetooth interface, a WLAN interface or the like.
  • communication in a delimited space for example in the area of up to 10m or 20m, So the typical length of a suction hose or a suction connection, advantageous.
  • the energy storage module has a module housing and an energy storage device accommodated in the module housing, in particular an arrangement with at least one rechargeable electrical storage cell, supply contacts provided for providing electrical energy for supplying energy to the machine tool or the vacuum cleaner.
  • the electrical storage cells in particular an aggregation or an arrangement of a plurality of electrical storage cells, can be charged, for example, by a charger.
  • the energy store it is also possible for the energy store to have, for example, a fuel cell or the like, other electrical store or chemical store, which can ultimately provide electrical energy.
  • the energy storage module expediently has a module housing with a device interface for a detachable connection to the machine tool.
  • the device interfaces of the energy storage module to the machine tool or the vacuum cleaner have mutually matching supply contacts for the transmission of electrical energy and / or data contacts, in particular bus contacts, for the transmission of data.
  • the machine tool is a machine tool that generates dust and / or particles, for example a sawing machine, a drilling machine, a milling machine, a grinding machine or the like.
  • the machine tool is a hand machine tool.
  • the machine tool expediently has a suction outlet, for example a connecting piece, for connecting a suction hose.
  • the vacuum cleaner could also be generally referred to as a suction device.
  • the vacuum cleaner can of course not only suck up dust, but also coarser particles generated by the machine tool.
  • control connection can only be established or is established when the vacuum cleaner and the machine tool are flow-connected to one another by means of the suction hose or a suction hose.
  • Sensors or detection means that detect the connection of the suction hose can be provided on the machine tool and / or the vacuum cleaner.
  • the control connection is only established when a suction hose is actually connected.
  • the energy storage module it is advantageous if it receives one or more received information from the other system component, the vacuum cleaner or the machine tool, from the other system component, the vacuum cleaner or the machine tool, via a data interface of the device interface, for example a bus interface, during the transition from the disconnected state to the operating state.
  • the energy storage module can query the received information from the machine tool or the vacuum cleaner, or the machine tool or the vacuum cleaner can send the received information to the energy storage module without prior query.
  • the received information preferably includes at least one piece of status information, for example error information, a switch position of a switch, for example a potentiometer, an on switch or off switch or the like, of the vacuum cleaner or the machine tool and / or at least one piece of identification information, for example a serial number, of the vacuum cleaner or the machine tool.
  • status information for example error information, a switch position of a switch, for example a potentiometer, an on switch or off switch or the like, of the vacuum cleaner or the machine tool and / or at least one piece of identification information, for example a serial number, of the vacuum cleaner or the machine tool.
  • One or more predetermined received information received from the vacuum cleaner or the machine tool via the data interface can easily be transferred from the energy storage module, in particular unencrypted, as part of a broadcast communication, advertising communication or the like its wireless communication interface.
  • a smartphone or another external communication device can have status information, at least one piece of identification information or the like of the vacuum cleaner or the machine tool received via the energy storage module.
  • An in Figure 1 System 10 shown partially schematically, comprises machine tools 20A, 20B which are supplied with electrical energy from energy storage modules 40A, 40B.
  • the machine tools 20A, 20B are machine tools that generate dust or particles, and in particular hand machine tools.
  • the machine tool 20B is, for example, a grinding device, the machine tool 20A is a saw, in particular a jigsaw, a router or the like, other electrical machine tool or hand machine tool which generates dust or particles, would also be readily possible.
  • a drive motor 22 is arranged in a machine housing 21A, 21B of the machine tool 20A, 20B and is provided for driving a tool holder 23A, 23B and thus a tool 38A, 38B arranged on the tool holder 23A, 23B.
  • the tool 38A is, for example, a sawing tool, while the tool 38B is a grinding pad.
  • the drive motor 22 can drive the tool 238A, 38B directly or via a gear, for example a gear 22A for an oscillating movement.
  • the machine tool 20A, 20B can be switched on and off using a switching element 24, for example an on / off switch.
  • a switching element 24 is designed, for example, as a speed controller or speed controller.
  • An embodiment is possible in which, for example, the speed of the drive motor 22 can be changed by a corresponding actuation stroke of the switching element 24.
  • the hand machine tool 20A, 20B has a control device 26 for controlling the drive motor 22.
  • the control device 26 comprises, for example, a processor 27 and a memory 28.
  • a program module or several program modules 29 are stored in the memory 27, the program code of which can be executed by the processor 27 in order to control the hand-held machine tool 20A, 20B and / or with to communicate with the energy storage modules 40A, 40B ..
  • the machine tool 20A, 20B has a suction connection or suction outlet 39 for connecting a suction hose 15, via which dust accumulating during the operation of the tool 38A, 38B can be suctioned off.
  • the suction outlet 39 for example a connecting piece, communicates with suction openings arranged on or in the tool 38B, which are not shown in the drawing sees. In this way, dust can be sucked away directly from the tool 38A, 38B in a conventional manner known per se.
  • a vacuum cleaner 70 of the system 10 has a vacuum cleaner housing 71 which, for example, can be placed and / or rolled on rollers 71A, 71B on a surface.
  • the suction device 70 is a mobile suction device.
  • the vacuum cleaner 70 could, however, also have the shape of a stackable vacuum cleaner, thus have a stackable housing, and / or have a box-shaped shape.
  • the rollers 71A, 71B are optional.
  • the vacuum cleaner 70 has a suction inlet 72 on the front side of the vacuum cleaner housing 71, to which the suction hose 15 can be connected.
  • the suction hose 15 extends with a longitudinal end 16, which is connected to the suction outlet 39A, and another longitudinal end 17, which is connected to the suction inlet 72, between the machine tool 20A and the vacuum cleaner 70.
  • the machine tool 20B is via a branch 18 of the Suction hose 15 connected to vacuum cleaner 70.
  • the branch 18 branches to the longitudinal end 16 and to a longitudinal end 19 which is connected to the suction outlet 39A of the machine tool 20B.
  • the branch 18 of the suction hose 15 is optional.
  • a suction hose can also be provided which extends directly between a suction outlet 39 and the suction inlet 72 without having a branch.
  • a dirt collecting space 73 is provided in the vacuum cleaner housing 71, into which dust and other particles separated from a suction flow S, which is sucked in via the suction outlet 72, can be taken up.
  • a filter 74 is preferably provided above the dirt collecting space 73.
  • a filter bag which is suitable for collecting dirt and particles, can also be arranged in addition to or instead of the filter 74.
  • the suction flow S already sucked in through the suction inlet 72 can be generated by a suction unit 75.
  • the suction unit 75 is supplied with electrical power, for example, by means of a network connection device 76.
  • the network connection device 76 comprises, for example, a connection cable and a connector plug for connection to an electrical supply network EV, in particular with 220 V or 110 V alternating current.
  • the functions of the vacuum cleaner 70 can be controlled by an operating element arrangement 77.
  • the control element arrangement comprises, for example, a switching element 78 with which the vacuum cleaner can be switched on or off or switched to automatic mode, in which, for example, a current flow through a socket 79 leads to switching on and off the suction unit 75.
  • the socket 79 is expediently provided on the control element arrangement 77.
  • An electrical consumer preferably an electrical hand-held machine tool 20C, can be connected to the socket 79.
  • the socket 79 has contacts 80, in particular sockets, into which contacts 32C of a plug 31C of the hand machine tool 20C can be inserted.
  • the plug 31C is arranged on a connection cable which is part of a network connection device 30C.
  • a control device 86 of the vacuum cleaner 70 switches on the suction unit 75 in a manner known per se when there is a current flow through the socket 79 and switches off the suction unit 25 at the end of operation of the hand machine tool 20C, i.e. when the current sensor 81 no longer detects any current flow, expediently with a follow-up time.
  • the current sensor 82 is connected, for example, to an input / output interface 82 of the control device 80.
  • the input / output interface 82 for example an electronic power interface, also serves to control the suction unit 75.
  • the control device 86 also has a processor 87 and a memory 88 in which one or more program modules 89 are stored.
  • the at least one program module 89 has a program code that can be executed by the processor 87 and, among other things, enables one or more of the following functions.
  • the socket 79 can be connected to the supply network EV via the vacuum cleaner 70 or can also be connected directly to the supply network EV, namely by means of the network connection device 30C.
  • the machine tools 20A, 20C are equipped for wireless or wireless operation. This is because they can be supplied with electrical power by means of the energy storage modules 40A, 40B.
  • the energy storage modules 40A, 40B are functionally similar, it being possible for mechanical differences and / or electrical differences with regard to the power supply capacity, voltage or the like to easily exist.
  • the energy storage modules 40A, 40B have module housings 41A, 41B in which energy stores 42 are arranged.
  • the energy stores 42 have one or more storage cells 43, in particular a storage cell arrangement with a plurality of storage cells 43, which are rechargeable.
  • a charge state of the energy storage device 42 can be output, for example acoustically and / or visually.
  • the display device 44 includes, for example, a loudspeaker 44A, which can signal a low charge state, for example using a warning tone.
  • a loudspeaker 44A which can signal a low charge state, for example using a warning tone.
  • an arrangement of one or more lights 45 for example lights 45A, 45B, 45C and 45D, is preferred.
  • the lights 45A-45D are preferably LEDs.
  • the functions of the energy storage modules 40A, 40B can be controlled by control devices 46.
  • the control devices 46 can be supplied with electrical energy directly by the energy store 42 and / or one or more of the storage cells 43.
  • supply lines 42X can be provided between the energy store 42 and the control device 46.
  • a control device 46 can also have a supply module 46X for adapting a voltage provided by the energy store 42 or a supply current provided by the energy store 42.
  • a respective control device 46 can thus be locally supplied with electrical energy, regardless of whether the energy storage module 40 is connected to an electrical device, for example a charger or a machine tool or a vacuum cleaner.
  • the control devices 46 have, for example, a processor 47 and a memory 48 in which at least one program module 49 is stored.
  • the control device 46 can communicate with the control device 26 of the hand machine tool 20A, 20B.
  • the processor 47 can execute program code of the program modules 49, among other things in order to implement the functions explained in detail below.
  • the energy storage modules 40A, 40B can be detachably connected to the machine tools 20A, 20B using device interfaces 30 of the machine tools 20A, 20B and device interfaces 50 of the energy storage modules 40A, 40B.
  • the machine tools 20A, 20B form first system components 11, and the energy storage modules 40A, 40B form second system components 12, which can be firmly connected to one another so that they each form a system.
  • the device interfaces 30, 50 comprise contours that fit one another in a form-fitting manner, for example form-fit contours suitable for a twist lock or, as in the present case, plug-in form-fit contours 51 at the device interface 50, which can be brought into positive engagement with the device interfaces 30 with plug-mating form-fitting contours 31, namely in the context of a plugging movement.
  • device supply contacts 32 of device interface 30 come into contact with supply contacts 52 of device interface 50, so that electrical energy is provided by energy store 42 via supply contacts 52, 32 for the respective machine tool 20A, 20B, in particular its drive motor 22 can.
  • the device interfaces 30, 50 also include data contacts 33, 53 of data interfaces 34, 54, so that data communication, in the present case in particular bus communication, between the system components 11, 12 is also possible.
  • a fixing device 55 with which the system components 11, 12 can be fixed to one another, provides an additional hold to the form-fit concept based on the plug-in form-fit contours 51, 31.
  • the fixing device 55 comprises, for example, a fixing element 56, in particular a catch, a locking element or the like, which can be brought into engagement with a fixing contour 35.
  • the fixing contour 35 and the fixing element 56 are arranged on the first system component 11 and the second system component 12, the reverse configuration also being readily possible.
  • the fixing device 55 forms a locking device and / or latching device.
  • the fixing element 56 can be brought out of engagement, optionally also into engagement, with the fixing contour 35 by means of an actuating element 57.
  • the fixing element 56 is a fixing projection / locking projection which can be brought into engagement with the fixing contour 35 configured as a fixing receptacle or recess.
  • the fixing device 55 brings in its fixing position or locking position, the plug-in form-fit contours 51 remain in engagement with the plug-mating form-fit contours 31, ie a relative movement of the system components 11, 12 along the plug axis of the plug-in form-fit contours 51, 31 is not possible.
  • the actuating element 57 and / or the fixing element 56 are spring-loaded into the fixing position or locking position by a spring arrangement (not visible).
  • the fixing device 55 can be moved from the fixing position into the release position by a simple pressure actuation or push-button actuation of the actuating element 57.
  • a fixing element 56 is preferably provided on each of the opposite sides of the energy storage module 40A, as well as an actuation element 57, while in the case of the energy storage module 40B only a single pushbutton or a single actuation element 57 is necessary.
  • the energy storage modules 40A, 40B can be charged using a charger 220.
  • the charger 220 has a charger housing 221 on which a device interface 230 is provided.
  • the device interface 230 has plug-mating form-fitting contours 231 which are positively compatible with the plug-type form fitting contours 51 of the energy storage modules 40A, 40B. A lock is not necessary for stationary operation.
  • the charger 220 also has device supply contacts 232 and data contacts 233 of a data interface 234, preferably a bus interface.
  • a voltage converter 235 is preferably arranged in the charger 220, which can be supplied with electrical current by means of a network connection device 236 and provides a direct voltage to the device supply contacts 232 for charging the energy store 42.
  • the connection plug 237 forms part of a mains connection device 236 and can be arranged directly on the charger housing 221 or connected to the charger housing 221 via a line, which is shown schematically.
  • the connector 237 can be connected to the supply network EV.
  • the data interfaces 34, 54 and 234 are bus interfaces in the present case.
  • the bus interfaces or data interfaces 34, 54, 234 are I 2 C bus interfaces.
  • the bus interfaces include a clock line CL, a data line D and a supply line VD, to which data contacts 33A, 53A and 234A are assigned, a clock line CL, the data contacts 33B, 53B, 233B are assigned, and a data line D, to which data contacts 33C, 53C, 234C are assigned.
  • the supply line VD is used to ensure that the device interface 30 or 230 provides the device interface 50 with an electrical supply voltage, for example a bus voltage UB.
  • a bus clock of the bus BU implemented at the data interfaces 34, 54, 234 is provided via the clock line CL.
  • Data are transmitted via the data line D, preferably bidirectionally from the energy storage module 40 to the machine tool 20 and vice versa and / or from the energy storage module 40 to the charger 220 and vice versa.
  • the energy storage module 40 provides a supply voltage UV at the supply contacts 52A, 52B that is suitable for operating the drive motor 22.
  • the supply voltage UV is, for example, a direct voltage of 15 volts or 18 volts, but it can also be a different voltage at any time. At this point it should be mentioned that an energy supply module could of course also provide an alternating voltage. That does not matter.
  • switch 24A power electronics, for example a current supply device for an electronically commutated drive motor 22, can also be provided. Furthermore, it is conceivable that the switching element 24 is connected directly to the circuit of the drive motor 22 and can thus switch it on and off. When the switch 24A is closed, current flows from the energy store 42 via a line L1 to the drive motor 22 and from there back again via a line L2 to the energy store 42.
  • a charging current IL flows from the voltage converter 235 via the line L1 to the energy store 42.
  • the supply contact 232B like the supply contact 52, is a line L2, for example assigned to a ground line.
  • the charging process is preferably controlled by a control device 226 of the charger 220.
  • the control device 226 can control the switch 238, for example, in order to start or end the charging process.
  • the charger 220 also communicates with the energy storage module 40, namely via the data interface 234 and the data contacts 233A, 233B and 233C assigned to it for the supply line VD, the clock line CL and the data line D.
  • the charger 234 has, for example, a processor 27 which can execute control commands or program code of a program module 229 to control the charging process.
  • the processor 227 is connected to a memory 228 of the control device 226 of the charger 220, in which the program module 229 is stored.
  • the vacuum cleaner 70 can be controlled wirelessly or wirelessly.
  • the vacuum cleaner 70 has an integral external communication device 100 or preferably configured as a module.
  • the external communication device 100 can be detachably arranged in a module receptacle 90 on the vacuum cleaner housing 71.
  • the module receptacle 90 is arranged, for example, in the area of the operating element arrangement 77, in particular a front wall 95 on which the operating element arrangement 77 is provided.
  • the communication module in the form of the external communication device 100 is plugged into the module receptacle 90, contacts of contact arrangements 90, 101 of the module receptacle 90 and the communication device 100 come into contact with one another. Data, information, electrical supply voltage and the like can thus be transmitted.
  • the control device 86 supplies the external communication device 100 with the electrical supply voltage via the contact arrangement.
  • a data interface 83 of the control device 86 and a data interface 108 of the external communication device 100 are in contact with one another on the basis of the contact arrangements 101 and 91.
  • the data interfaces 83, 108 include, for example, a bus interface via which the external communication device 100 and the control device 86 can communicate data and information.
  • the data interfaces 108, 83 implement, for example, a bus connection, in particular an I 2 C bus connection. Other bus communications are also possible. Furthermore, the data interfaces 83, 108 can also include individual data contacts, for example for parallel data transmission.
  • the module holder 90 comprises side walls 92 which extend from a bottom 93 of the module holder 90 to the front wall 50.
  • the contact arrangement 101 protruding from a rear side 103 of a front wall 105 of the external communication device 100 can engage or make contact with the contact arrangement 91 arranged on the base 93 of the module receptacle 90 get with the same.
  • side panels 101 of the front wall 105 are flush with the side walls 92 so that a front or front wall 105 of the external communication device 100, as in FIG Figure 1 shown, aligned with the front wall 95.
  • the plug connection of the module of the external communication device 100 in the module receptacle 90 alone ensures a reliable hold.
  • a fixing device for example a latching device, clamping device or the like not shown in the drawing, is preferably provided.
  • a screw connection is provided here.
  • one or two screw receptacles 94 are provided on the module receptacle 90, which are aligned with screw receptacles 104 of the external communication device 100 when this is received in the module receptacle 90. In the screw receptacles 104, 94 in Figure 1 indicated screws are screwed in.
  • the vacuum cleaner 70 can be controlled wirelessly and / or wirelessly using the external communication device 100, for example by a wireless communication interface 60 of the energy storage module 40A or 40B.
  • the wireless communication interface 60 is to be understood as an example of a wireless control of the systems comprising the system components 11 and 12, namely an energy storage module and a machine tool in each case.
  • the machine tool 20C can be equipped with a wireless communication interface 60C in order to perform one or more of the communication functions described below directly, i.e. without a respective energy storage module 40, which has a wireless communication interface, to communicate wirelessly with the vacuum cleaner 70.
  • the external communication device 100 can be switched from a working mode, in which no control connection to the external communication device 100 can be newly established or restored, into a standby mode using a login control element 160.
  • the standby mode or the working mode are signaled optically and / or acoustically by the external communication device 100.
  • a display device 114 is provided which can signal various operating modes of the external communication device 100.
  • the display device 114 comprises, for example, an illuminated display, in particular a ring-shaped illuminated display.
  • the display device 114 is arranged, for example, around or on the login operating element 106.
  • the registration control element 106 is, for example, a button 107, around which the display device 114 preferably extends in a ring.
  • the display device 114 When the display device 114 lights up continuously, it signals an established control connection, that is to say the "connected" status.
  • the display device 114 When the external communication device 100 is out of work mode using the login control element 106 is switched to the standby mode, the display device 114 lights up, for example, in a different color or with a different movement pattern, in particular with a slowly circling movement pattern. This movement pattern or the color of the display device 114 can be dependent on the type of control connection. If a control connection, as will be explained below, is a temporary control connection that is currently to be established and / or has already been established, the display device 114 can, for example, have a slowly circling luminous display.
  • the display device 114 lights up differently. For example, the circular lighting of the display device 114 then takes place at a higher frequency.
  • a communication module 300 for example, is provided, which preferably forms a system component of the vacuum cleaner 70 to which the external communication device 100 is connected.
  • the communication module 300 is a communication module which is or can be arranged outside the vacuum cleaner housing 71.
  • the communication module 100 serves to maintain and / or establish a control connection between the electrical device in the form of one of the system components 11 and / or 12 with the vacuum cleaner 70, in particular the external communication device 100.
  • the communication module 300 has a module housing 301 which can be placed on the suction hose 15.
  • the module housing 301 expediently has a switching element 334 on its upper side 302, with which the suction unit 75 can be switched on and / or switched off.
  • the switching element 334 occupies a large part of the upper side 302 in an ergonomically favorable manner, so that it can be easily operated or actuated.
  • the switching element 334 is, for example, a push button, rocker switch or the like.
  • the module housing 301 has a shape adapted to the suction hose 15.
  • a bottom wall 306 mounted on the suction hose 15
  • State of the communication module 300 comes to rest on the outer circumference, a rounded contour adapted to the round outer circumference of the suction hose 15.
  • a front side wall 303, a rear side wall 304 and longitudinal side walls 305 extend between the lower side wall 306 and the upper side or upper side wall 302. These delimit an interior space in which a control device 336 of the communication module 300 is arranged in a protected manner.
  • the control device 336 has, for example, a processor 337, a memory 338 and at least one program module 339, which includes program code that can be executed by the processor 337 to execute the functions of the communication module 300, which will be explained later.
  • hooks 301 are provided on the longitudinal side walls 305.
  • the module housing 301 therefore has a hook 307 on opposite sides.
  • Each hook 307 has a hook projection 308 and a hook recess 309.
  • the hooks 307 are used to fasten a hose holder 320 (70, 870igur 8), for example a clamp 321.
  • the hose holder 320 has hook receptacles 323 on each of its longitudinal end regions 322, which can be brought into engagement with the hooks 307.
  • other fastening technologies are also possible, for example by means of a Velcro tape or the like.
  • a communication module 300 at the longitudinal ends 16 and / or 17 of the suction hose 15, for example if corresponding pipe bodies are provided there, for example connecting pieces or connecting pieces made of rubber, plastic or the like.
  • the communication module 300 can, however, also be glued, welded or otherwise connected to the suction hose 15 to the suction hose 15. However, this does not play an essential role for the communication functions of the communication module 300. However, the ergonomically favorable arrangement on the suction hose 15 is advantageous.
  • a login control element 316 is provided for switching the external communication device 100 from the work mode to the standby mode.
  • the login control element 316 includes, for example, a button 317.
  • the functions of the login control element 316 correspond to those of the login control element 106, so that the operator finds the same operating concept, so to speak.
  • a display device 314 is designed the same or similar to the display device 114.
  • the display device 314 comprises, for example, an illuminated display that signals information in connection with the establishment and / or the presence of a control connection between the communication module 300 and the external communication device 100.
  • a communication interface 311, in particular a Bluetooth interface, a WLAN interface or the like sends a corresponding control signal to the communication interface 110, in particular a switching message SN for switching in the standby mode.
  • the external communication device 110 is switched to a standby mode, which the display device 314 signals.
  • An actuation of the login control element 316 thus results in the external communication device 100 switching from the working mode to the standby mode.
  • An encrypted and / or authenticated connection between the communication module 300 and the external communication interface 110 is preferably provided for sending the control signal.
  • the communication module 300 sends a start command or switch-on command for the suction unit 75 to the external communication device 100 and thus to the control device 86 of the vacuum cleaner 70 300 for sending a control command to the external communication device 100 and thus send to the vacuum cleaner 70, with which, for example, the speed of the suction unit 75 and / or its power can be adjusted.
  • the communication module 300 can therefore serve as a remote control for the suction unit 75.
  • a secure and / or encrypted control connection between communication module 300 and external communication device 100 is also advantageous for the remote control functions.
  • a control connection from the communication module 300 to the external communication device 100 is, so to speak, a permanent control connection.
  • Such a control connection is more difficult to establish than a control connection between a system component 11 or 12 and the vacuum cleaner 70
  • Authorize or register external communication device 100 A registration procedure for establishing a control connection between one of the system components 11 or 12, for example the energy storage module 40 and the external communication device 100, on the other hand, is easier to establish, for example using a shorter actuation of the registration control element 106 and / or 316.
  • the machine tools 20A, 20B communicate with the vacuum cleaner 70 on the basis of the energy storage modules 40A, 40B and can control the latter via control connections S1 and S2.
  • control commands cannot be sent via the control connections S1, S2 immediately, but rather only after the machine tools 20A, 20B have previously been registered / authorized with the external communication device 100.
  • the respective control connection S1, S2 must therefore first be established before it is available for the transmission of control commands and / or message signals between the components 20A, 70 or 20B, 70 that are remote from one another.
  • the configuration is made in such a way that the machine tools 20A, 20B do not communicate directly with the vacuum cleaner 70 in a wireless manner, but rather on the basis of the energy storage modules 40A, 40B assigned to them and attached to them.
  • the communication described below in connection with the wireless communication interface 60 can also be implemented with one in the machine tool 20B, namely for example directly (not shown), similar to the control connection S2, or indirectly via the communication modules 300B and 300C as becomes even clearer.
  • the energy storage modules 40A, 40B form gateways, so to speak, for the machine tools 20A, 20B for wireless communication, in particular in the control direction, ie from the machine tool 20A, 20B to the vacuum cleaner 70 the “gateways" 40A, 40B are possible.
  • the energy storage modules 20A, 20B have an intelligence such that they can, for example, recognize whether they are connected to a device that requires wireless communication with the vacuum cleaner 70 or that realizes it at all, or to another device, for example a machine tool that is not suitable for vacuum cleaner operation, for example a screwdriver, a gluing machine or the like.
  • the energy storage modules 40A, 40B can detect whether they are connected to the charger 220.
  • the charger 220 sends, for example, a query message 700 to the control device 46 via the bus interface BU, with which it queries the current charge state of the energy store 42, the state and / or the maximum charge voltage for the storage cells 43, maximum charge currents or the like.
  • the control device 46 replies with a response message 701 in which the corresponding information is stored.
  • the energy storage module 40 can recognize that it is connected to a charger and not to one electrical consumer in the type of machine tool 20A or 20B, which requires a wireless communication link with a vacuum cleaner.
  • a charging voltage UL that is provided by the charger 220 is higher than a supply voltage UV that is applied between the lines L1 and L2 or the supply contacts 52A, 52B when an electrical load is connected.
  • the control device 46 is supplied with electrical energy via the bus interface or data interface 54.
  • the supply voltage UB1 is, for example, 3 volts, the supply voltage UB2 5 volts.
  • a voltage measuring device 61 in particular a voltage sensor, a resistor circuit or the like, is provided to detect the different voltage levels of the voltages UB1 and UB2, so that the control device 46 can recognize whether it is connected to a charger (charger 220) or to a electrical consumer or an electrical machine tool in the manner of machine tools 20A, 20B is connected.
  • control device 46 it is possible for the control device 46 to change an operating mode of the wireless communication interface 60 as a function of whether the energy storage module 40 is connected to a machine tool 20 or to the charger 220. For example, the control device 46 activates the wireless communication interface 60 when the energy storage module 40 is connected to a machine tool 20 while it deactivates the wireless communication interface 60 when the energy storage module 40 is connected to the charger 220.
  • control device 46 does not deactivate the wireless communication interface 60 when the energy storage module 40 is connected to the charger 220, but instead changes the communication mode.
  • the wireless communication interface 60 can remain active for communication with the configuration device 500 to be explained, in particular a smartphone, when the energy storage module 40 is not connected to the machine tool 20, for example connected to the charger 220 or has no such connection .
  • the configuration device 500 for example the smartphone, for example program data or the like can be transmitted to the energy storage module 40, even if it is not connected to the machine tool 20.
  • the energy storage module 40A or 40B is connected to the machine tool 20A or 20B, wireless communication with the vacuum cleaner 70, in particular its external communication device 100, is possible without any problems and in a simple manner.
  • a function and communication sequence 400 begins, for example, with an operating action 401 by an operator N.
  • the operator N of the system 10 connects, for example, the vacuum cleaner 70 to the supply network EV or operates the switch or the switching element 78 in such a way that the vacuum cleaner is basically ready for operation has a function 410 "state in operation".
  • a control device 117 of the external communication device 100 then switches to a state 411 in which the external communication device for devices that are already authorized to control the vacuum cleaner 70.
  • This state 411 lasts, for example, a predetermined time, in particular a minute or two minutes, after which it ends again. This time limit is an option that reduces the risk of unauthorized access to the vacuum cleaner 70.
  • control device 116 has, for example, a processor 117 for executing the program code of a program module 119, which is stored in a memory 118 of the external communication device 100.
  • a function 412 of the program module 119 enables, for example, the acquisition of information from the login control element 106. If the operator actuates the login control element 106 in a step 413, in particular presses, the function 412 reports this back to the operator N using an output command 414, namely by activating the display device 114 so that the operator sees that the external communication device 100 and thus the vacuum cleaner 70 is ready to establish new control connections.
  • the external communication device 100 goes into a state 415, namely into an operational readiness mode, in which a control connection with the external configuration device 100 can be established.
  • the communication module 40 is in a “sleeping” state 430, that is to say inactive. Based on this, several scenarios for establishing one of the control connections S1 or S2 are possible, the first of which is described below:
  • the operator N operates, for example, the switching element 24 of the machine tool 20A in order to switch it on.
  • the machine tool 20A or the assigned energy storage module 40A is not yet authorized to output switching commands or control commands for switching on the suction unit 75.
  • such a registration or authorization takes place automatically, so to speak, when the operator N merely actuates the switching element 24.
  • the communication relationship between the machine tool 20A and the energy storage module is established 40A switched active and / or established.
  • the energy storage module 40 that is to say each of the energy storage modules 40A, 40B, recognizes operating information triggered by the actuation of the switching element 24 that a device suitable for establishing and using a control connection is connected to the device interface 50.
  • the energy storage module 40 can therefore, for example, use the supply voltage UV to recognize that an electrical consumer is connected.
  • the voltage UV differs from the voltage UL of the charger 220.
  • Further operating information can also be, for example, the supply voltage UB1, which is provided by the control device 26 on the supply line VD or the data contact 53a.
  • the supply voltage UB1 differs from the supply voltage UB2 of the charger 220, in particular is lower than this.
  • the supply voltage UB1 thus also forms an indicator for an actuation of the switching element 24.
  • an initialization communication on the bus BU can be evaluated by the control device 46 as an indicator for the activation of the data interface 54 by a device controlling the vacuum cleaner 70, i.e. the machine tool 20A or 20B (hereinafter only referred to as machine tool 20).
  • a request message 750 can be sent from the control device 26 to the control device 46, with which, for example, an available supply voltage UV of the energy storage module 40 is requested.
  • the request message 750 can also contain data identifying the electrical device or the machine tool 20, for example an identifier 751 which characterizes the machine tool 20A, 20B as a machine tool requiring dust extraction.
  • the request message 750 represents, for example, operational readiness information for the machine tool 20.
  • the control device 46 answers the request message 750 with a response message 752 and provides the requested and / or information, for example the state of charge of the energy storage module, etc. is available.
  • the energy storage module 40 sends a registration message 440 to the external communication device 100 via the wireless communication interface 60 in a function 431, for example of the program module 419, as part of a sending process 432.
  • the registration message 440 includes, for example, a broadcast transmitter identifier 44x, i.e. a registration message which is directed to several vacuum cleaners that are basically ready to receive, not just the vacuum cleaner 70. Furthermore, an authorization parameter 442 is optionally specified in the registration message 440.
  • the authorization parameter 442 includes, for example, a basic system compatibility of the energy storage module 40 or the machine tool 20 with the vacuum cleaner 70.
  • the authorization parameter 442 can include, for example, a manufacturer identifier or the like.
  • the external communication device 100 receives the registration message 440 with a function 416.
  • the function 416 is active for a predetermined period of time, for example 500 msec to 1000 msec, because the registration procedure with the registering energy storage module 40 must be completed during this time.
  • the external communication device 100 confirms the registration of the energy storage module 40 with a registration confirmation message 445.
  • the registration confirmation message 445 is sent in a step or transmission process 417.
  • the registration confirmation message 445 includes, for example, the address identifier 446 of the energy storage module 40 as the sender address.
  • further information 447 can be contained in the registration confirmation message 445, for example an access key, a password or the like.
  • the information 447 can also, for example, identify a suction power of the suction unit 75 that is required or to be set, or other similar information that is favorable for later operation.
  • the registration of the energy storage module 40 with the external communication device 100 is only a temporary registration that is necessary for current operation. Accordingly, a temporary identifier 443 is advantageously contained in the registration message 440, so that the external communication device 100 knows, so to speak, that only a temporary registration or temporary control connection is desired.
  • a difference from the so-to-speak permanent login for example of communication module 300, also becomes clear.
  • a more cumbersome or difficult control action by the operator N is necessary, namely, for example, a longer actuation of the registration control element 106 than in the case of a temporary registration.
  • the external communication device 100 outputs a different signal for output to the display device 114 than the registration for a temporary control connection, for example for faster flashing of the LEDs or a shorter flashing of the LEDs Frequency.
  • the communication module 300 does not specify the temporary identifier 443 in a registration message comparable to the registration message 440, but rather a permanent identifier.
  • function 431 advantageously includes a time limit. If no registration confirmation message 445 arrives within a predetermined or adjustable time, for example 500 to 1000 msec after switching on the switching element 24 and / or after sending the registration message 440, the registration attempt has, so to speak, failed.
  • the external communication device 100 transmits with an encryption parameter 451. This is because if an earlier encryption or previous communication has already existed between the external communication device 100 and one of the energy storage modules 40A, 40B, the external communication device 100 uses existing parameters. For example, the address identifier 446 and, assigned to it, the encryption parameters 451 from an already existing control connection to the energy storage module 40A, 40B are stored in the memory 118 of the external communication device.
  • address identifiers and assigned encryption parameters can also be stored in the memory 118, for example an address identifier 446C of the wireless communication interface 60C and an encryption parameter 451C for a control connection between the wireless communication interface 60C of the machine tool 20B and the external communication device 100 .
  • the external communication device 100 sends the encryption parameter 451 or a new, different encryption parameter 456 using a message 455 if no encryption parameters are known for the respective energy storage module 40, so that encrypted communication between the components 100, 40 is possible and thus the state 421 “encrypted connection” is reached.
  • the external communication device 100 in particular its control device 116, optionally controls the display device 114 (step 423A) so that it signals the existing, encrypted connection. For example, the display device 114 then lights up permanently.
  • the energy storage module 40 or the control device 46 can have address data and encryption data of another vacuum cleaner not shown in the drawing stored, namely, for example, an address identifier 441B and an encryption parameter 451B of this further vacuum cleaner.
  • the energy storage module 40 can, as it were, directly access another vacuum cleaner if required.
  • the energy storage module 40 sends in a transmission process 434, for example the control device 46, for example a control command 460 which contains a switch-on identifier 461.
  • the control device 46 activates the display device 44 to display the established control connection S1 or S2. For example, the lights 445 then light up blue or in a different pattern than to indicate a charge status.
  • the external communication device 100 controls the control device 86, for example, so that it switches on the suction unit 75 in a step 422.
  • the external communication device 100 in particular its control device 116, controls the display device 114 (step 423), so that it signals that the suction unit 75 has been switched on. For example, the display device 114 then lights up permanently.
  • the current flow via the drive motor 22 is ended, for example.
  • the control device 46 can detect this, for example using a corresponding current sensor 62.
  • the supply voltage or bus voltage UB1 is also lower or lower in this case.
  • the energy storage module 40 to have the data interfaces or bus interfaces 34, 54 actively sends a message 753 "engine switched off". One or more of these triggering events, which are triggered by operating step 403 of operator N, lead to a "switch off" function 436 of energy storage module 40.
  • a switch-off identifier 463 for example, a follow-up time for the vacuum cleaner 70 or the suction unit 75 can be specified.
  • the request message 750 and the message 753 form reception information EM, which the energy storage module 40 receives at the data interface 54 in order to output transmission signals SII, namely, for example, the registration message 440, to the wireless communication point 60 as a function thereof.
  • the response message 445 is, for example, a received signal ESI, on the basis of which the energy storage module 40 at the data interface 54 outputs the response message 752 as send information SM.
  • a “switch off” function 427 the communication device 100 controls the suction unit 75 directly or under control of the control device 86 to switch off and the display device 114 to display the completed activation.
  • the function 427 issues a control command 425 to the suction unit 75 directly or via the control device 86, namely the data interfaces 83 and 108.
  • the energy storage module 40 can send further subsequent control commands 460 and 462 in order to switch the suction unit 75 on and off. Provision is advantageously made for the respective control connection between the energy storage module and the external communication device 100 to be terminated after a predetermined time, so that, for example, the external communication device is in a state 428 (corresponding to the state 411) and searches for devices authorized to establish a control connection.
  • the energy storage module 40 goes into a state 439, namely a "sleeping" state, corresponding to the state 430.
  • the function 436 expediently outputs this to the display device 44 new operating state, for example in that the display device 44 is activated by means of an activation in a deactivation step 438 for signaling the terminated control connection.
  • the lights 45 then no longer light up blue, for example, but green and signal the state of charge of the energy store 42.
  • the machine tool 20 can send a configuration message 754 to the energy storage module 40 via the bus BU.
  • configuration data 755 for setting the vacuum cleaner 70 are specified, for example a necessary suction power of the suction unit 75, a typical amount of particles in the dust generated by the machine tool 20, etc.
  • the energy storage module 40 preferably forwards this data via the wireless communication interface 60 to the external communication device 100 for configuring the vacuum cleaner 70, for example as a configuration message 465.
  • the external communication device 100 forwards the configuration data 755 to the control device 86 for further processing, in particular suitable control of the suction unit 75, e.g. using a transmission process 437 '.
  • control device 86 and / or the external communication device 100 store the configuration data 755 permanently and assigned to the respective machine tool 20A and 20B, for example in the memory 88 and / or 118.
  • a suction power of the suction unit 75 can be set on a switching element 78A.
  • suction parameters set directly by an operator on the vacuum cleaner are permanently stored by the control device 86 and / or the external communication device 100 and assigned to the respective machine tool 20A and 20B , for example in the memory 88 and / or 118 when the vacuum cleaner is currently being controlled by the respective machine tool, for example one of the machine tools 20A or 20B.
  • the configuration data 755 or suction parameters it is possible, but not absolutely necessary, for the configuration data 755 or suction parameters to be sent wirelessly from the machine tool 20A or 20B.
  • a control connection can also be established automatically, so to speak, when an energy storage module 40 and a machine tool 20 are connected to one another. This is explained below using the example of one of the energy storage modules 40.
  • the wireless communication interface 60C automatically establishes a respective control connection to the vacuum cleaner 70 or the external communication device 100 in this way, so to speak, when the energy supply by the energy storage module 40 begins or this is arranged at the device interface 30 .
  • the energy storage module 40 and / or the machine tool 20 can have capacitance sensors 66, 36 with which capacitances C1 and C2 between the supply contacts 32A, 32B and 52A, 52B can be measured.
  • the capacitive ratios change between the lines L1 and L2, that is to say at the energy-supplying contacts or the energy-supplying lines, when a respective energy storage module 40 is attached to a machine tool 20.
  • the sensors 36, 66 are connected to the control devices 26, 46 or communicate with them. So, for example when the sensor 66 detects that the machine tool 20 is connected, that is to say that an operating state has been achieved, the control device 46 automatically sends the registration message 440.
  • At least one, in particular exclusively, checking message provided for checking the operating state or disconnection state can be provided on a data interface, for example the bus interface BU.
  • a type of ping message can be provided for this.
  • the processor 27 and / or a processor 27A of the machine tool 20 or the charger 220 specially provided for the aforementioned purpose can in particular send a check message CK cyclically, on the basis of which the energy storage module 40 recognizes, for example, that it is connected to the machine tool 20 or the charger 220 or there is no connection to such a device.
  • processor 47 or a processor 47A specially provided for this message is present in the energy storage module 40 in order to receive the check message CK.
  • the processor 47 and / or 47A can, for example, send a response message RP in response to the verification message CK.
  • a sensor 58 can sense an actuation of the actuating element 57 of the fixing device 55. If an operator presses the actuating element 57, that is to say therefore wants to release the fixing of the fixing device 55, this is assessed as a transition from the operating state to the disconnected state.
  • the energy storage module 40 in particular the wireless communication interface 60, can in this case, for example, automatically terminate the control connection S1 or S2. To this end, the wireless communication interface 60 transmits, for example a corresponding disconnection command or a disconnection message. It is particularly preferred if the vacuum cleaner 70 can also be switched off by actuating the actuating element 57, because the components 20 and 40 are separated from one another.
  • the control device 46 sends the control command 462 when the actuating element 57 is actuated, which can be detected by the sensor 58.
  • one or more movement sensors are provided, namely for example a movement sensor 59 in the case of the energy storage module 40 and a movement sensor 59B in the machine tool 20. If the movement sensors 59, 59B signal uniform movements, the control devices 46, 26 can do this together communicate and thereby recognize that the energy store 40 and the machine tool 20 are in the operating state, ie in the state attached to one another.
  • optical sensor 68 or some other proximity sensor to detect when the device interface 30 is attached to the device interface 50.
  • the optical sensor or proximity sensor 68 is exemplified in the energy storage module 40A according to FIG Figure 5 shown, but could easily be provided at the device interface 30 of the machine tool 20 (see Figure 4 ).
  • an electrical switch 68 Similar to the proximity sensors or optical sensors 68 (for example, ultrasonic sensors, magnetic sensors or the like can also be provided), an electrical switch 68, in particular a pressure switch or pushbutton switch, is actuated when the plug-in form-fitting contours 51 and 31 are in engagement with one another, ie when the device interfaces 30, 50 are mechanically connected to one another.
  • the electrical switch 69 can thus also differentiate the operating state from the disconnected state of the device interfaces 30, 50 and cause the wireless communication interface 60C or the energy storage module 40 to send the registration message 440.
  • the energy storage module 40 can receive at least one status information item, in particular error information and / or a switch position of a switch, of the electrical device and / or at least one piece of identification information, for example a serial number, of the electrical device, as part of the received information EM.
  • the energy storage module 40 can receive error information as status information 29C and identification information 29D, for example a unique identifier or a serial number of the machine tool 20, from the machine tool 20. It is possible that the machine tool 20 sends this received information EM spontaneously via the data interface 54, i. H. without prior query by the energy storage module 40 at the machine tool 20, or that the energy storage module 40 queries this received information EM at the machine tool 20.
  • the error information can represent overheating or electrical overloading of the machine tool 20, for example.
  • the identification information 29D can also include a type identifier so that, for example, the type of the machine tool 20, in particular a screwdriver, sawing machine or the like, can be recognized on the basis of the identification information 29D.
  • the aforementioned received information EM are, for example, not security-relevant or must be kept secret.
  • the energy storage module 40 sends this received information EM cyclically or periodically and / or during the transition from the disconnected state to the operating state, ie when connecting to the machine tool 20, in particular unencrypted, as part of a broadcast communication or advertising communication.
  • encrypted communication can also take place if, for example, encryption parameters have already been exchanged between the energy storage module 40 and the configuration device 500 or another receiving device.
  • the configuration device 500 can, for example, receive the identification information 29D and / or the status information 29C from the energy storage module 40.
  • the vacuum cleaner 70 can have one or more communication modules 300.
  • the arrangement with several configuration modules 300A, 300B and 300C is optional, i.e. only one of these communication modules could be provided, for example, or none at all. Still, the vacuum cleaner 70 would work.
  • the communication modules 300A can be used on the basis of their communication interfaces 311 to maintain or establish a control connection.
  • a control connection S6 can be established from the hand machine tool 20B or the energy storage module 40B to the vacuum cleaner 70 or the external communication device 100, which is at least partially established and / or maintained by the communication modules 300B and 300C.
  • the wireless communication interface 60C of the machine tool 20A or the wireless communication interface 60 of the energy storage module 40B can initially communicate with the communication module 300 on a section S61, for example to send the control command 460 and / or 462, i.e. to switch the suction unit 75 on and off .
  • the communication module 300 communicates this information or this control command on a communication section or connection section S6.2 to the communication module 300B, which in turn forwards the received control command or the received information on a connection section S63 to the external communication device 100 or the vacuum cleaner 70.
  • the communication modules 300B and 300C are only arranged at a short distance from the system components 20B / 40B on the one hand and the vacuum cleaner 70 or the communication device 100 on the other hand, the connecting sections S61 and S63 are short. Accordingly, the transmission power of the external communication device 100 and the wireless communication interface 60 / 60C can be particularly small.
  • the transmission power particularly low is particularly low, but also the security aspect is particularly favorable.
  • the reception ranges of the communication modules 300B and 300C can be made so short that interference information from a third party or an interfering control command is not received and forwarded by the communication modules 300B and 330C in the first place.
  • the communication modules 300B and 300C can also forward information sent by the vacuum cleaner 70 to the energy storage module 40B or the machine tool 20B, i.e. they can work unidirectionally either from the vacuum cleaner to the machine tool or vice versa from the machine tool to the vacuum cleaner or even bidirectionally.
  • the gateway function is expediently bidirectional.
  • the vacuum cleaner 70 can, for example, use the control connection S6, which in this case is a signaling connection, to report a fill level in the dirt collecting chamber 73, so that the machine tool 20B may stop operating if dust removal is no longer possible.
  • the communication modules 300A and 300B can also easily implement a gateway function in connection with the machine tool 22A and the vacuum cleaner 70 in this way.
  • a communication module 300 for example the communication module 300A, to serve as a gateway between the external communication device 100 and the energy storage module 40A.
  • the communication modules 300 can also provide support in establishing communication relationships and, in particular, control connections. Farther For example, a communication module 300 can also be authorized for the controlling or communicating wireless connection with the external communication device 100 in the following manner.
  • the external communication device 100 has a communication interface 109 according to a second standard that differs from the communication interface 110.
  • the first standard of communication interface 110 is a Bluetooth WLAN or similar other standard
  • the second standard of communication interface 109 is geared towards near-field communication, for example is an RFID communication interface or is an NFC communication interface.
  • Further components of the system 10 also expediently have further communication interfaces based on these second standards.
  • a communication interface 318 is present in the communication module 300.
  • the energy storage module 40 can also have such a communication interface of the second standard, namely a communication interface 67.
  • the communication interface of the second standard can also be provided directly on or in the vacuum cleaner housing 71, in particular as a communication interface 84.
  • the communication interfaces of the second standard are used to store and / or transmit communication parameters that are necessary for the control connections or signaling connections S1, S2.
  • Control connections S3 and S4 of the communication modules 300A and 300B, with which they control the vacuum cleaner 70, for example switch the suction unit 75 on and off, can be authorized or parameterized in this way, so to speak.
  • the gateway function i.e. the control connection S6, can be set using the communication interfaces of the second standard.
  • the address identifier 441 of the vacuum cleaner 70 and the encryption parameters 451 are stored as communication parameters 85, which are necessary for establishing a control connection with the vacuum cleaner 70 or the external communication device 100.
  • one of the communication modules 300A, 300B or 300C reaches the transmission range of the communication interface 109 and / or the communication interface 84 with its communication interface 318, it can read out the communication parameters 85.
  • the reverse procedure is also possible, for example that the communication parameters of the communication module 300 are stored there and can be read out through one or both of the communication interfaces 109, 84.
  • the wireless communication interfaces 60 or 60C can also be configured in this way.
  • the communication interface 37 of the machine tool 20 can read out the communication parameters 85 when it is in the vicinity of the communication interface 84.
  • a respective energy storage module 40 can also use its communication interface 67 to read out or receive communication parameters 85 from communication interface 84 and / or 109.
  • a communication interface 909 can also be implemented, for example, in the form of an NFC transmitter or an RFID transmitter.
  • the communication interface 909 is arranged, for example, on the longitudinal end region 17 of the suction hose 15.
  • the communication interface 909 comprises communication parameters for the first standard, which can be read out by a corresponding reading communication interface 910 of the vacuum cleaner 70 or 870.
  • the communication interface 909 can be, for example, an RFID tag, NFC tag or the like.
  • Further parameters 911 can also be stored in the communication interface 909, for example a hose geometry of the suction hose 15, in particular its length and / or diameter etc., these additional parameters 911 being able to be read out through the communication interface 910.
  • the communication module 300B can read out the communication parameters 85 directly on the vacuum cleaner housing 71, namely on the communication interface 84 and / or 109, and then transfer them to the machine tool 20B and / or the energy storage module 40B. In this case, the communication module 300B is, so to speak, a buffer for the communication parameters 85.
  • the acceleration sensor 312 sends acceleration signals to the control device 336, which uses the movement signals or reporting signals from the acceleration sensor 312 to detect a typical plugging movement or assembly movement of the suction hose 15 on the handheld power tool 20A, 20B.
  • the control device 336 uses the acceleration sensor 312 to recognize a typical plugging movement that represents a linear movement and / or rotational movement that has a predetermined length, namely the plugging path when the suction hose 15 is plugged into one of the suction outlets 39.
  • a movement pattern can be recognized on the basis of a further movement sensor that is on board the energy storage module or the machine tool.
  • the movement sensor 59 of the energy storage module 40 can detect a movement pattern and transmit this to the communication module 300 via the wireless communication interface 60.
  • the communication module 300 compares the movement pattern of the movement sensor 59 with a movement pattern of the movement sensor or acceleration sensor 312. If both movement patterns are identical, is this is an indication that the suction hose 15 is fastened or is being fastened to the machine tool 20, for example if the movement patterns are directed in the same way but are in opposite directions.
  • the communication module 300 can set up the control connection S1 or S2, for example.
  • the detection of the movement pattern of the acceleration sensor 312 and / or 59 can thus, for example, trigger the establishment of a respective control connection S1 or S2 and / or the pairing function, in particular the sending of the registration message 360.
  • a device outside of the machine tool, energy storage module, suction hose and vacuum cleaner system can also be used for configuration and / or control, namely, for example, a configuration device 500.
  • the configuration device 500 is, for example, a computer, in particular a smartphone, a smart watch, a tablet computer or similar.
  • the configuration device 500 has a housing 501 which is mobile and independent of the suction hose 15 and vacuum cleaner 70.
  • the housing 501 is also not part of one of the machine tools 20 or the energy storage modules 40.
  • the vacuum cleaner 70 has a module receptacle 96 into which the configuration device 500, which is also suitable as a remote control, can be inserted.
  • the configuration device 500 has a display device 502 and input means 503 for outputting information for the operator N and for inputting commands.
  • the input means 503 can be part of the display device 502, for example in the form of a touchpad.
  • the configuration device 500 has a control device 506 with a processor 507 and a memory 508.
  • One or more program modules 509, the program code of which can be executed by the processor 507, are stored in the memory 508.
  • a configuration module 510 is stored in the memory 508, which can be suitable for configuring the control connections S1-S4.
  • the configuration module 510 has program code that can be executed by the processor 507.
  • the configuration device 500 can control the vacuum cleaner 70 directly in the manner of the communication modules 300.
  • This is for example a communication interface 511 is provided, in particular a Bluetooth interface, WLAN interface or the like, which can communicate directly with the external communication device 100.
  • an input at the input means 503 in the manner of an actuation of one of the login operating elements 316 or 106 is possible.
  • the configuration device 500 then executes, for example, program code of the configuration module 510 in order to switch the external communication device 100 to the standby mode, in which the energy storage modules 40 or the machine tool 20 can be authorized to establish the control connection.
  • the configuration device 500 expediently has a configuration interface 512 with the second standard, for example an RFID interface.
  • the configuration device 500 can thus read out and / or send the configuration parameters 85, for example.
  • the machine tools 20 with their communication interfaces 37 of the wide standard and / or the energy storage modules 40 with their communication interfaces 67 can be brought directly into the vicinity of the vacuum cleaner housing 71 and / or the external communication device 100 in order to Read out communication parameters 85 and / or send their communication parameters there.
  • the machine tools 20 with their communication interfaces 37 of the wide standard and / or the energy storage modules 40 with their communication interfaces 67 can be brought directly into the vicinity of the vacuum cleaner housing 71 and / or the external communication device 100 in order to Read out communication parameters 85 and / or send their communication parameters there.
  • the machine tools 20 and the energy storage modules 40 like the vacuum cleaner 70, thus also form configuration modules, each with a communication interface of the first and the second communication standard.
  • the configuration device 500 is suitable, for example, for loading software or at least one program module, configuration data or the like into one of the energy storage modules 40 and / or one of the machine tools 20.
  • the wireless communication interfaces 60, 60C preferably communicate directly with the communication interface 511 of the configuration device 500.
  • a program module 49 can be transmitted to an energy storage module 40 or a program module 29 can be transmitted to a machine tool 20.
  • configuration data 29A for example operating parameters and / or machine settings (maximum speeds, maximum powers, usage time limits or the like), can be transmitted for machine tool 20.
  • a program module 29 can transmit directly, for example, via the communication interface 60 to the machine tool 20 or indirectly via an energy storage module 40, i.e. its wireless communication interface 60, and via the communicating data interfaces 34, 54 from the energy storage module 40 to the machine tool 20, in particular its control device 26 become.
  • a gateway function of a machine tool to the energy storage module is also possible, i.e. for example the wireless communication interface 60C receives a program module 49 for an energy storage module 40 and transmits it to the energy storage module 40 via the data interfaces 34, 54.
  • data from the machine tool 20 can be received from the energy storage module 40 and transmitted to the configuration device 500, for example log data 29B, in particular data from an error memory, a log file or the like.
  • error memory for example, errors that have occurred during the operation of the machine tool 20, in particular excess temperatures or the like, can be contained.
  • the log file contains, for example, data on the use of the machine tool 20.
  • Using the energy storage module 40 which works as a gateway, so to speak, can, for example, the duration of use, error situations or the like can be read from the machine tool 20 using the configuration device 500.
  • the machine tool 20 does not need its own radio interface or other wireless interface.
  • Controlling information can be sent on the control connections S1-S6, for example switching commands for the suction unit 75, dust class, speed setting, power consumption, contact pressure and particle accumulation or dust accumulation of a respective machine tool 20.
  • a configuration of the vacuum cleaner 70 is possible, ie via one or more the control connections S1-S6 configuration data or reporting data from the machine tool 20 and / or the energy storage modules 40 to the vacuum cleaner 20 are transmitted, for example after-run time after switching off the suction unit, required power of the suction unit or the like.
  • the configuration device 500 could temporarily log on to the external communication device 100 according to the function and communication sequence 400. However, a permanent login in the manner of the communication modules 300 is preferred. To authorize or log in the configuration device 500 to the vacuum cleaner 70 or the external communication device 100, for example, the login control element 106 has to be pressed for a long time. This ensures that only one authorized and authorized device is registered.
  • the components of the system 10 that are permanently registered with the vacuum cleaner 70 for control are provided, e.g. the network-connected machine tool 20C and the communication modules 300 as well as the configuration device 500. If from one of these components a switch-on signal or switch-off signal for the suction unit 75 comes, this is done by the vacuum cleaner 70, in particular its control device 86, with priority over a corresponding control command of the Energy storage module 40 equipped machine tools 20A and 20C handled.
  • an operation on one of the operating elements of the operating element arrangement 77 has priority. If, for example, the switching element 78 is actuated, every other control connection is of secondary importance.
  • the remote controls that is to say for example the communication modules 300 or the configuration device 500
  • a one-to-one relationship with the vacuum cleaner 70 is provided. This means that a remote control cannot erroneously control another vacuum cleaner. It is also always advantageous if only one machine tool with energy storage module is authorized and can control the vacuum cleaner 70. As soon as a further or different machine tool is authorized, the authorization of the previously authorized machine is deleted. Thus, only one of the control connections S1 or S2 is possible in the specific exemplary embodiment.
  • a compressed air detection could also be provided.
  • a device operated with compressed air for example a grinding machine or polishing machine, can be connected to the vacuum cleaner 70. If this is switched on or off, the suction unit 75 runs or is switched off again.
  • a corresponding compressed air sensor is available on the connection device.
  • the connection device can be a throughflow device, that is to say that compressed air is fed into the vacuum cleaner 70 on the one hand and tapped off, so to speak, on the other hand by the compressed air machine not shown in the drawing. If a compressed air machine or mains machine (machine tool 20C) is switched on and is connected to the vacuum cleaner 70, this has the highest priority.
  • the communication modules 300 and the configuration device 500 as well as the switching element 78 have a medium priority.
  • the battery machines or machine tools 20A, 20C provided with energy storage modules have the lowest priority.
  • a remote control expediently logs on with a new identity at the external communication device 100 or the wireless interface 60 when the energy supply has ended, for example the energy supply 310 has been removed.
  • a new encryption can be set up. If there is a new identity, i.e. for example a new address identifier, both communication partners are ready to negotiate new encryption parameters.
  • wireless communication interfaces 60, 60C competing with one another want to establish a control connection with vacuum cleaner 70 or external communication device 100, the respective first wireless communication interface 60 that logs on is accepted, for example. If, for example, the switching element 24 of the machine tool 20A is pressed in front of the switching element 24 of the machine tool 20C during the standby mode of the external communication device 100, the control connection S1 is primarily established.
  • the one that is closer to the receiving external communication device 100 can establish the control connection.
  • this could for example be the energy storage module 40A, which wants to establish the control connection S1.
  • the wireless communication interface 60 write signal strength information 448 in the registration message 440 with the signal strength with which it sends the registration message 440.
  • the external communication device 100 can measure the strength of the signal with which the registration message 440 is received and compare it with the signal strength information 448. From this, the control device 86 can then determine a value for a distance between the components 40A and 100.
  • the wireless communication interface 60C or the energy storage module 40B are, however, further away from the external communication device 100, that is to say they are treated with a lower priority.
  • the sensor 111 can compare the signal strength of the registration message 440 with a threshold value, for example.
  • the sensor 111 for example, to compare the signal strengths of the registration messages 440 of the energy storage modules 40A and 40B directly with one another and to exclusively or earlier, i.e. H. with a shorter response time, responds to that registration message 440 which has a greater signal strength.
  • Prioritization of communication partners located closer to the external communication device 100 can provide, for example, that the external communication device 100 sets different response times. Is in Figure 16 indicated.
  • a response time AS (t) is larger or smaller as a function of a signal strength S that the sensor 111 measures.
  • the external communication device 100 can react more quickly to the registration message 440 of the energy storage module 40A, which has a greater signal strength, and send a response message, for example the registration confirmation message 445, than to a corresponding registration message 440 of the energy storage module 40B.
  • the communication parameters stored in the memory 118 of the external communication device 100 are deleted after a predetermined time and / or after the power supply has been completely disconnected.
  • the communication parameters are deleted from the memory 48 after a predetermined time and / or after a power supply has been disconnected.
  • an authorization of a mobile device namely a machine tool 20 or an energy storage module 40, in which the external communication device is deleted, ie that the control connections S1, S2 are considered deleted if the respective machine tool 20, its energy storage module 40 has switched on the vacuum cleaner 70, but has switched off another function, for example the switching element 78 or the mains machine tool 20C, the vacuum cleaner again.
  • the communication parameters of a mobile device that can establish a control connection are reset in connection with a charging process, so if, for example, the energy storage module 40 is connected to the charger 220, the parameters 441, 451 are deleted.
  • a wireless communication link can also be established between the communication module 300 and the configuration device 500, e.g. for a software update or the like, by a corresponding actuation of the login control element 316 of the communication module 300, for example a correspondingly long press.
  • the illustrated system comprises a machine tool 20D, which is a network-connected machine tool or a machine tool that can be operated with an energy storage module 40D.
  • the design can also be seen from the drawing.
  • the machine tool 20D is, for example, a grinding device for grinding a workpiece W.
  • the machine tool 20D can be connected to the vacuum cleaner 870, namely to a suction inlet 872.
  • the vacuum cleaner 870 is a stackable vacuum cleaner arranged in a stacking box.
  • a box-shaped suction cup housing 871 which can be stacked on, under or in a stack, which also includes, for example, containers for storing hand tools, machine tools, e.g. the machine tool 20D and the like.
  • the connection components for forming such stacks will not be discussed in more detail.
  • a plurality of coupling elements 801, for example tabs, bolts or the like, for coupling with a stacked and / or stacked container can be seen, for example, on the front side of the suction device housing 871.
  • a suction unit 875 of the type of suction unit 75 is arranged in the interior of the suction unit housing 871, which can be closed by a cover.
  • a filter 874 and a dirt collecting space 873 are also located there, in particular in a container that can be removed from the vacuum cleaner housing 871.
  • a device interface 830 is provided on the outside or in the interior of the vacuum cleaner housing 871, which is compatible with the device interface 50 of the energy storage module 840, so that the vacuum cleaner 870 can be operated with the energy storage module 840.
  • the energy storage module 840 can now communicate directly with the energy storage module 40D.
  • the machine tool 20D can control the energy storage module 840D via its energy storage module 40D, which in turn in turn controls the vacuum cleaner 870 for switching on and / or switching off the suction unit 875.
  • the communication takes place via the already explained data interfaces 34, 54 between the respective first and second system components, namely the machine tool 20D and the energy storage module 40D as well as the vacuum cleaner 870 and the energy storage module 840 440 also in the system according to Figure 15 is possible.
  • the energy storage modules 40D and 840 already represent a communication pair that is authorized for mutual communication. Thus, no operator intervention is necessary to establish the control connection between the vacuum cleaner and the machine tool.
  • the machine tool 20 and / or the charger 220 switch on the supply voltage UB1 or supply voltage UB2 periodically or cyclically, so that the energy storage module 40 detects that it is connected to the machine tool 20 or the charger 220, in particular in the case of Connection to the machine tool 20, even when it is switched off, to maintain a corresponding control connection with, for example, the vacuum cleaner 60 or, in the case of the connection to the charger 220, not to establish such a control connection.
  • a preferred concept provides that an energy storage module 40 and / or the configuration device 500 and / or at least one communication module 300, if there is already an authorization for a vacuum cleaner 60 or the external communication device 100, first re-establish a connection with this, so to speak, stored vacuum cleaner is recorded. Authorization already exists in this case.
  • the registration message 440 with the broadcast sender identifier 44x is omitted, i.e. a registration message which is directed to several vacuum cleaners that are basically ready to receive, not just the vacuum cleaner 70.
  • a registration message 440 advantageously contains an address identifier of the vacuum cleaner 70.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Auxiliary Devices For Machine Tools (AREA)
  • Secondary Cells (AREA)
  • Portable Power Tools In General (AREA)

Claims (15)

  1. Appareil électrique en tant que premier ou deuxième composant de système (11, 12) pour un système, lequel comporte en tant que premier composant de système (11) une machine-outil (20) ou un aspirateur (70, 870) et en tant que deuxième composant de système (12) un module accumulateur d'énergie (40) électrique pour la fourniture d'énergie électrique pour le premier composant de système (11), dans lequel les composants de système (11, 12) présentent des interfaces d'appareil adaptées les unes aux autres à fixer de manière détachable les unes sur les autres et pour la transmission d'énergie électrique du module accumulateur d'énergie (40) à la machine-outil (20) ou à l'aspirateur (70, 870), dans lequel l'appareil électrique présente une interface de communication pour une liaison de commande (S1, S2) sans fil vers ou à partir d'un aspirateur (70, 870) pour la commande de l'aspirateur (70, 870), qui est prévu pour l'aspiration de poussière produite par la machine-outil (20) et soit forme un des deux composants de système (11, 12) soit est un aspirateur (70, 870) séparé des composants de système (11, 12), et dans lequel les interfaces d'appareil dans un état de séparation sont séparées les unes des autres électriquement et/ou mécaniquement et dans un état de fonctionnement sont reliées les unes aux autres électriquement et/ou mécaniquement, caractérisé en ce que l'appareil électrique est conçu lors d'un passage de l'état de séparation dans l'état de fonctionnement pour envoyer ou recevoir au moins une déclaration de connexion (440) pour l'établissement de la liaison de commande (S1, S2) et/ou lors d'un passage de l'état de fonctionnement dans l'état de séparation pour interrompre la liaison de commande (S1, S2) et/ou pour envoyer un signal de désactivation pour un groupe d'aspiration (75) de l'aspirateur (70, 870).
  2. Appareil électrique selon la revendication 1, caractérisé en ce qu'il présente au moins un capteur pour la détection de l'état de fonctionnement et/ou de l'état de séparation de l'interface d'appareil.
  3. Appareil électrique selon la revendication 2, caractérisé en ce que l'au moins un capteur comprend un capteur pour la détection d'au moins une grandeur électrique, en particulier d'une capacité électrique, de l'autre composant de système (11, 12) respectif ou est formé de cette manière et/ou que l'au moins un capteur comprend un capteur de distance pour la détection d'une distance des composants de système (11, 12) l'un par rapport à l'autre et/ou un capteur de mouvement pour la détection d'un mouvement relatif des composants de système (11, 12) l'un par rapport à l'autre et/ou un capteur optique pour la détection de l'autre composant de système (11, 12) respectif ou est formé de cette façon.
  4. Appareil électrique selon la revendication 2 ou 3, caractérisé en ce que l'au moins un capteur comprend un commutateur électrique pouvant être actionné par une fixation des composants de système (11, 12) l'un sur l'autre, en particulier un interrupteur à pression ou interrupteur à poussoir.
  5. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il présente un élément d'actionnement mécanique, en particulier un interrupteur à pression, pour l'actionnement d'un dispositif de fixation, en particulier d'un dispositif de verrouillage, pour la fixation des composants de système (11, 12) l'un sur l'autre, dans lequel il est prévu de manière avantageuse qu'il présente au moins un capteur pour la détection d'un état d'actionnement de l'élément d'actionnement, dans lequel l'appareil électrique évalue un actionnement de l'élément d'actionnement en direction d'un détachement du dispositif de fixation comme un passage de l'état de fonctionnement dans l'état de séparation.
  6. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que l'une des interfaces d'appareil présente des contours de complémentarité de formes enfichables (51) à enficher sur des contours de complémentarité de formes complémentaires enfichables de l'autre interface d'appareil le long d'un axe d'enfichage ainsi que des contacts électriques pour la mise en contact avec des contacts complémentaires électriques de l'autre interface d'appareil pour une liaison électrique des composants de système (11, 12), qui parviennent en contact électrique l'un avec l'autre lors d'un montage par enfichage des contours de complémentarité de formes enfichables (51) et des contours de complémentarité de formes complémentaires enfichables.
  7. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que le module accumulateur d'énergie (40) présente un boîtier de module (41) et un accumulateur d'énergie reçu dans le boîtier de module (41), en particulier un ensemble avec au moins une cellule accumulatrice électrique (43) rechargeable, des contacts d'alimentation (52) prévus pour la fourniture d'énergie électrique pour l'alimentation en énergie de la machine-outil (20) ou de l'aspirateur (70, 870).
  8. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que l'interface d'appareil comprend une interface de données, en particulier une interface de bus.
  9. Appareil électrique selon la revendication 8, caractérisé en ce qu'il est conçu pour l'identification de l'état de fonctionnement et/ou l'état de séparation sur la base d'un trafic de données par l'intermédiaire de l'interface de données.
  10. Appareil électrique selon la revendication 8 ou 9, caractérisé en ce qu'il comprend au moins une déclaration de contrôle prévue pour l'identification de l'état de fonctionnement et/ou l'état de séparation en particulier exclusivement, pour le contrôle de l'état de fonctionnement ou l'état de séparation.
  11. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il est conçu lors de l'établissement de la liaison de commande (S1, S2) pour une authentification.
  12. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce que l'interface de communication est conçue pour une communication chiffrée par l'intermédiaire de la liaison de commande (S1, S2).
  13. Appareil électrique selon l'une quelconque des revendications précédentes, caractérisé en ce qu'il forme le deuxième composant de système (12) et par conséquent un module accumulateur d'énergie (40) électrique et est conçu pour recevoir au moins une information de réception (EM) du premier composant de système (11) en relation avec un passage de l'état de séparation dans l'état de fonctionnement, et en outre est conçu pour l'envoi, en particulier chiffré, de l'au moins une information de réception (EM) par l'intermédiaire de son interface de communication (60) sans fil, dans lequel il est prévu de manière avantageuse qu'il soit conçu pour l'envoi de l'au moins une information de réception (EM) en tant qu'information de diffusion ou information de publicité par l'intermédiaire de l'interface de communication (60) sans fil.
  14. Système (10) comprenant un appareil électrique l'une quelconque des revendications précédentes et l'autre composant de système (11, 12) respectif, de sorte qu'une combinaison de système composée du module accumulateur d'énergie (40) et de la machine-outil (20) ou de l'aspirateur (70, 870) est formée, dans lequel il est prévu de manière avantageuse qu'il comporte la machine-outil (20) commandant par l'intermédiaire de la liaison de commande (S1, S2) ou l'aspirateur (70, 870) commandant par l'intermédiaire de la liaison de commande (S1, S2).
  15. Procédé pour un système, lequel comporte en tant que premier composant de système (11) une machine-outil (20) ou un aspirateur (70, 870) et en tant que deuxième composant de système (12) un module accumulateur d'énergie (40) électrique pour la fourniture d'énergie électrique pour le premier composant de système (11), dans lequel les composants de système (11, 12) présentent des interfaces d'appareil adaptées les unes aux autres à fixer de manière détachable les unes sur les autres et pour la transmission d'énergie électrique du module accumulateur d'énergie (40) à la machine-outil (20) ou l'aspirateur (70, 870), dans lequel l'appareil électrique présente une interface de communication pour une liaison de commande (S1, S2) sans fil vers ou à partir d'un aspirateur (70, 870) pour la commande de l'aspirateur (70, 870), qui est prévu pour l'aspiration de poussière produite par la machine-outil (20) et soit forme un des deux composants de système (11, 12) soit est un aspirateur (70, 870) séparé des composants de système (11, 12), et dans lequel les interfaces d'appareil dans un état de séparation sont séparées les unes des autres électriquement et/ou mécaniquement et dans un état de fonctionnement sont reliées les unes aux autres électriquement et/ou mécaniquement, caractérisé par l'envoi ou la réception d'au moins une déclaration de connexion (440) pour l'établissement de la liaison de commande (S1, S2) par l'appareil électrique lors d'un passage de l'état de séparation dans l'état de fonctionnement et/ou lors d'un passage de l'état de fonctionnement dans l'état de séparation l'interruption de la liaison de commande (S1, S2) et/ou l'envoi d'un signal de désactivation pour un groupe d'aspiration (75) de l'aspirateur (70, 870) par l'appareil électrique.
EP18731031.3A 2017-06-08 2018-06-07 Dispositif électrique en tant que composant de système pour commander un aspirateur Active EP3635704B1 (fr)

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DE102017112707 2017-06-08
DE102017131462.8A DE102017131462A1 (de) 2017-06-08 2017-12-29 Elektrisches Gerät als Systemkomponente zur Ansteuerung eines Staubsaugers
PCT/EP2018/065102 WO2018224629A1 (fr) 2017-06-08 2018-06-07 Appareil électrique servant de composant de système pour la commande d'un aspirateur

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JP2020523205A (ja) 2020-08-06
WO2018224629A1 (fr) 2018-12-13
KR20200017402A (ko) 2020-02-18
DE102017131462A1 (de) 2018-12-13
US11751745B2 (en) 2023-09-12
US20200100638A1 (en) 2020-04-02
DK3635704T3 (da) 2021-09-13
CN110832559B (zh) 2021-11-09
EP3901933A1 (fr) 2021-10-27
JP7106577B2 (ja) 2022-07-26
EP3635704A1 (fr) 2020-04-15
CN110832559A (zh) 2020-02-21

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