EP3756174A1 - Mât de détection pour système de détection de surface, système de détection de surface ainsi que procédé de fabrication d'un mât de détection - Google Patents

Mât de détection pour système de détection de surface, système de détection de surface ainsi que procédé de fabrication d'un mât de détection

Info

Publication number
EP3756174A1
EP3756174A1 EP19706963.6A EP19706963A EP3756174A1 EP 3756174 A1 EP3756174 A1 EP 3756174A1 EP 19706963 A EP19706963 A EP 19706963A EP 3756174 A1 EP3756174 A1 EP 3756174A1
Authority
EP
European Patent Office
Prior art keywords
sensor
sensor mat
carrier element
connection
base unit
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP19706963.6A
Other languages
German (de)
English (en)
Inventor
Philipp Karl Kollmann
Emanuel Schreiber
Jörg Sieksmeier
Marco Schröder
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Ardex Anlagen GmbH
Original Assignee
Ardex Anlagen GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=65520276&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=EP3756174(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ardex Anlagen GmbH filed Critical Ardex Anlagen GmbH
Publication of EP3756174A1 publication Critical patent/EP3756174A1/fr
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems; Audible personal calling systems
    • G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01L—MEASURING FORCE, STRESS, TORQUE, WORK, MECHANICAL POWER, MECHANICAL EFFICIENCY, OR FLUID PRESSURE
    • G01L9/00—Measuring steady of quasi-steady pressure of fluid or fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means
    • G01L9/0001—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means
    • G01L9/0005—Transmitting or indicating the displacement of elastically deformable gauges by electric, electro-mechanical, magnetic or electro-magnetic means using variations in capacitance
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/14—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers
    • B32B37/16—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating
    • B32B37/18—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the properties of the layers with all layers existing as coherent layers before laminating involving the assembly of discrete sheets or panels only
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B15/00—Identifying, scaring or incapacitating burglars, thieves or intruders, e.g. by explosives
    • G08B15/001—Concealed systems, e.g. disguised alarm systems to make covert systems
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • G08B21/04—Alarms for ensuring the safety of persons responsive to non-activity, e.g. of elderly persons
    • G08B21/0438—Sensor means for detecting
    • G08B21/0461—Sensor means for detecting integrated or attached to an item closely associated with the person but not worn by the person, e.g. chair, walking stick, bed sensor

Definitions

  • the invention relates to a sensor mat for a surface sensor, in particular for monitoring a room of a building, an area sensor for detecting an event in a room of a building and a method for producing a sensor mat for a surface sensor.
  • the sensor mat for a surface sensor in particular for monitoring a room of a building, a flexible base unit.
  • the flexible base unit comprises a first carrier element, which has a flat extension with a first base side and a second base side.
  • the flexible includes Base unit at least one detection means for detecting an event.
  • the detection means is arranged on the second base side of the first carrier element such that the base unit for the design of the surface sensor is laid flat.
  • the base unit and / or the sensor mat can be designed plate-shaped.
  • the sensor mat can advantageously have a footprint of less than 2 m ⁇ 2 m, preferably less than 1, 5 m ⁇ 1, 5 m or less than 1 m ⁇ 1 m, particularly preferably less than 1, mx 0.8 m or less than 0.7 m ⁇ 0.7 m , respectively.
  • the sensor mat can be embedable in a delimiting element of a room.
  • the surface sensor system may in particular include a floor sensor for monitoring the space of the building. Additionally or alternatively it can be provided that the sensor mat can be arranged partially or completely in a wall of the room in order to deliver the heat on the wall side.
  • the base unit has a square base area. As a result, the handling can be improved and the kink sensitivity can be reduced.
  • the base unit is preferably designed as a film-like, in particular moisture-impermeable, composite. By making the base unit flexible, it can be understood that the base unit is at least partially bendable without destroying the functionality of the sensor mat.
  • the first carrier element may preferably form a base body on which the detection means is arranged.
  • the fact that the detection means is arranged on the second base side of the first carrier element can be understood in the sense of the present invention such that the detection means is arranged directly or indirectly on the first carrier element, preferably fixed.
  • further components of the sensor mat are arranged between the first carrier element and the detection means and the detection means is provided only indirectly on the second base side.
  • the detection means may preferably be arranged directly on a surface of the second base side of the first carrier element.
  • the first carrier element may form a circuit board for the detection means and / or further components of the sensor mat. That the base unit for the design of the surface sensor can be laid flat, can in particular be understood in the sense of the present invention to the effect that at least the first support member and the detection means form a mounting unit, which can be pre-assembled especially before installation on the site.
  • the first carrier element and the detection means can be laid together flat.
  • a surface sensor system can be formed by the sensor mat according to the invention in a simple manner.
  • the base unit can be installed as a mounting unit surface, in particular, the first support member and the detection means can be pre-assembled.
  • the mounting of the surface sensor significantly simplifies, since, for example, particularly advantageous structures of the detection means can already be specified together with the base unit and the fitter can adapt the base unit only to the conditions of the room or the building.
  • the sensor mat can be prefabricated in a separate production environment, so that the sensor mat as a whole can be delivered to the respective construction site of the building. This results in less installation time on site, so that the cost of the surface sensor or the installation of the surface sensor can fall.
  • the sensor mat can be produced in a mass production.
  • the detection means is materially connected to the first carrier element, in particular wherein the detection means is printed on the first carrier element, preferably by a screen printing.
  • the detection means can also be welded, glued, or the like onto the first carrier element, in order to connect the detection means to the first carrier element in a material-locking manner.
  • the detection means is positively and / or non-positively attached to the first support member, for example, a wire of the detection means may be woven with the first support member or the detection means may be riveted to the first support member can.
  • the detection means comprises at least two, preferably four, sensor elements, each having a detection range.
  • the detection ranges may differ at least in certain areas.
  • the detection means has further sensor elements with further detection areas. Due to the at least detection ranges, it is possible to increase the accuracy of the detection of the event and / or the range of the possible detectable events.
  • the event recorded a change in the coverage areas, so that it can be concluded on a movement of a person.
  • a person moves over the sensor mat in a certain direction, which can be detected by the detection areas when the person leaves a detection area and enters another detection area.
  • the detection areas can be used to mutually validate a signal of the detection of the event in order to reduce measurement errors. Furthermore, it is conceivable, for example, that the event is detected in each case in the detection areas and, as a result, it is possible to deduce the actual presence of the event. About that In addition, it can be ensured by the at least two sensor elements that the sensor mat can be cut to size for adaptation to a geometry of the room, for example, without completely losing the function of the detection means. Thus, it can be provided that one of the sensor elements still works even if another sensor element is separated from the sensor mat, for example to take into account a corner of a room or a boundary of the room.
  • the sensor elements may preferably have a base area of greater than or equal to 200 mm ⁇ 200 mm, preferably greater than or equal to 300 ⁇ 300 mm.
  • the detection means may further comprise at least one electrode for capacitive detection of the event.
  • at least part of a capacitance can be formed by the detection means, in particular a part of a plate capacitor.
  • the electrode can act together with a body part of a person, wherein the body part of the person can form the counter electrode for the production of the capacity. A change in capacity can thus suggest a movement of the person.
  • a capacitive detection of the event it is possible to perform the detection in a simple manner, for example in a floor sensor through a floor covering.
  • the detection can be carried out on the basis of an electric field, which can in particular pass through at least one component of the building.
  • the capacitive detection can enable a low-energy option for monitoring at least part of the room.
  • each sensor element can be assigned at least one electrode.
  • the detection means has at least two electrodes, in particular for the capacitive detection of the event, by means of which an electric field can be jointly generated.
  • an electric field in particular by the sensor elements, can be generated, wherein the residence of a person in the electric field cause a change in the electric field can.
  • the detection means can thereby be less sensitive to interferences of other components of the building, such as, for example, a functional covering and / or a visible covering of the room and / or a floor.
  • at least two electrodes can be assigned to each sensor element.
  • a sound-damping layer is arranged on the first and / or second base side of the first and / or second carrier element.
  • the sound-damping layer can in particular serve to dampen a footfall sound.
  • sound bridges of the sensor elements can be reduced or avoided by the sound-damping layer.
  • Under a footfall sound can be understood, which can be caused by the movement of a person on a floor. In particular, this sound can be damped by the sound-damping layer.
  • the sound-damping layer may comprise a fiberboard, a foam and / or a nonwoven.
  • the Sound attenuation layer to be arranged on the base unit, in particular directly on the base unit.
  • a sealing layer is arranged on the base unit.
  • the sealing layer may preferably have at least one fiber layer.
  • the sealing layer may extend over the whole or substantially over the entire base unit.
  • the sealing layer and / or the sound-damping layer can also be prefabricated on the base unit and delivered together with the base unit at a construction site. Thus, further installation effort can be omitted here on the construction site and / or a series production, in particular away from the construction site, can be favored.
  • the sealing layer may comprise a nonwoven fabric in a sensor mat according to the invention.
  • the nonwoven fabric can be inexpensive to manufacture and at the same time have a high sealing functionality with good compatibility with other surrounding materials.
  • the nonwoven fabric can further dampen a footfall sound at the same time, so that when the sensor mat is used in a floor sensor system, further advantages can result.
  • the nonwoven fabric can also be easily processed on site as well as off the site.
  • the sealing layer and / or the sound-damping layer is attached to the base unit with an adhesive layer.
  • the adhesive layer may in particular comprise a double-sided adhesive tape.
  • the sensor mat in the context of the invention, it is also conceivable for the sensor mat to form a sensor module which can be connected together with further sensor modules for configuring the area sensor system.
  • a sensor module can thus be understood to mean an assembly unit which forms the surface sensor with further assembly units.
  • the sensor mat can only form part of the area sensor system, wherein a plurality of sensor mats, in particular in combination with other components, can form the area sensor system.
  • each sensor module has a manually manageable dimensioning and thus can be handled comfortably on the construction site.
  • the design offers as Sensor module further has the advantage that the surface sensor can be controlled to a size of the space by a variation of the number of installed sensor modules.
  • the first support member may have a thickness of up to 2 mm, preferably up to 1 mm, more preferably about 0.5 mm.
  • the term 'approximately' can be understood to mean a deviation within the usual tolerances.
  • the electrical heating means for forming the surface heating on the bottom side and the detection means above the electric heating means can be arranged.
  • the electrical heating means can pass the heat through the detection means or past the detection means, so that both functionalities of the sensor mat can also be ensured in a positional composite of the sensor mat in an advantageous manner.
  • the base unit has a second carrier element on which the electrical heating means is arranged, in particular wherein the heating means and / or the detection means is arranged between the first and the second carrier element.
  • the heating means and the detection means can be arranged independently and / or separately from each other.
  • the heating means and / or the detection means is at least partially protected by the first and second support member.
  • the heating means is on a first Base side of the second carrier element arranged, wherein the second base side of the first carrier element and the first base side of the second carrier element facing each other.
  • the heating means and the detection means can be arranged between the first and second carrier element.
  • each of the support elements may have a thickness of less than or equal to 1 mm, preferably less than or equal to 0.5 mm, more preferably less than or equal to 0.1 mm.
  • an intermediate element is arranged, through which the first support member from the second support member at least partially, preferably completely, is spaced.
  • Detection means against each other electrically isolated and / or be spatially separated from each other. Furthermore, disturbances between heating means and detection means can be reduced or avoided. In particular, therefore, the accuracy of detection of the event by the detection means can be improved when the heating means of
  • the intermediate element is designed as a sound-damping layer. This allows the intermediate element to take over several functions. On the one hand, a footfall sound can be damped by the intermediate element. On the other hand, the distance between heating medium and
  • Intermediate element and the second carrier element may be arranged an adhesive layer. Furthermore, it is conceivable that the intermediate element is designed as an insulating layer for thermal insulation.
  • the electrical heating means is materially connected to the first and / or second carrier element.
  • the electric heating means may be printed directly or indirectly on the first and / or second carrier element, preferably by screen printing.
  • the cohesive connection of the electrical heating means may be provided directly or indirectly with the first and / or second carrier element.
  • the electrical heating means may be connected directly to the first and / or second carrier element or intermediate components, in particular layer, may be provided, which are also connected in a materially bonded manner to the first and / or second carrier element.
  • the electrical heating means can also be positioned precisely on the first and / or second carrier element and also the geometry of the electric heating means can be precisely predetermined. Screen printing for this purpose offers a favorable possibility of providing conductive structures on the first and / or second carrier element.
  • the electrical heating means can thus have a printable material.
  • the electrical heating means may be positively and / or non-positively connected to the first and / or second carrier element.
  • the electrical heating means has at least one resistance element, preferably which extends on the first base side of the first and / or second carrier element.
  • the resistance element can preferably be designed flat, particularly preferably plate-like his.
  • the heating power of the electric heating means can thus be provided by the resistance element, wherein depending on the electrical resistance of the resistance element, the heating power can vary.
  • the electrical heating means can be arranged directly on the first and / or second carrier element. As a result, the production of the sensor mat can be significantly simplified.
  • the resistance element has a cured carbon paste.
  • the carbon paste may preferably have a carbon and / or a filler.
  • the ratio of carbon to filler may preferably be between 25 and 75% by weight of the carbon paste.
  • the carbon paste may in particular comprise a ground carbon in powder form.
  • the carbon paste can be imprinted in a simple manner on the first and / or second carrier element, so that an integral connection, for example of the electrical heating means and the first and / or second carrier element, is easy to manufacture.
  • such a carbon paste is also good for screen printing and adhesion to plastics.
  • the first and / or second support member may be made of a favorable material and at the same time may be favored a material connection with the resistance element.
  • the filler can serve to adjust the heat output of the carbon paste or the resistive element. In particular, it may in the production of carbon paste, for. As a function of a supplier or a production of carbon, it may happen that the heating power of the carbon varies. However, in order to achieve a predetermined heating power within a predetermined tolerance, the filler can be mixed in order to reduce or increase the conductivity of the carbon paste. In the context of the invention may also be provided that a temperature sensor is provided for calibrating the electric heating means.
  • the filler can be provided that a temperature sensor is provided for calibrating the electric heating means.
  • Temperature sensor to be arranged on or next to the base unit.
  • Temperature sensor for example, when commissioning the sensor mat, the electrical heating means are calibrated, the heating power can be adapted to the environmental condition.
  • a reference temperature can be set, which is to reach the electric heating means to reach a certain reference temperature associated room temperature.
  • the temperature sensor can also be used during operation of the sensor mat to carry out an adjustment of the electrical heating means. For example, depending on the current temperature, it may be provided that the electrical heating medium is supplied with more or less power.
  • Temperature sensor may preferably comprise a thermocouple or an NTC resistor. Thus, the temperature sensor may be made small to a
  • the temperature sensor is arranged in a flush-mounted device, in which also, for example, a control unit can be arranged.
  • a central temperature sensor may be provided for the surface heating, wherein the temperature sensor for the sensor mat, and preferably for further sensor mats, may be provided.
  • the first and / or second carrier element comprises a plastic, preferably a thermoplastic, particularly preferably a polyester, or consists of a plastic, preferably a thermoplastic, particularly preferably a polyester.
  • a plastic provides a simple and inexpensive way to provide a material bond with the resistance element of the electrical heating means.
  • the first and / or second carrier element can comprise a polyethylene terephthalate (PET) or consist of a polyethylene terephthalate (PET).
  • PET polyethylene terephthalate
  • PET polyethylene terephthalate
  • the first and / or second support member can be prepared for example in a simple manner in the form of a film.
  • first and / or second carrier element can be produced, for example, as strip material and can be cut to size depending on the size of the sensor mat.
  • a plastic provides a good resistance to environmental conditions, especially against corrosion or the like.
  • the first and second carrier element may be of the same material.
  • the electrical heating means is at least partially covered by a first electrically insulating protective layer and / or the detection means at least partially by a second electrically insulating protective layer.
  • the first and / or second electrically insulating protective layer may be part of the base unit.
  • the first and / or second electrically insulating protective layer may preferably comprise a polymer, in particular a photoresist.
  • the first and / or second electrically insulating protective layer may be printed on the first carrier element and / or the heating means and / or the detection means in order to develop a protective effect.
  • a photoresist for the first and / or second electrically insulating protective layer, the production of the sensor mat can be simplified, for example, in that the photoresist is applied in liquid form and cured by, in particular ultraviolet, exposure. In particular, it may thus be a negative resist in the photoresist.
  • the electrical connection has a connection interface for connecting the electrical heating means and / or the detection means to a connection unit for connecting the connection interface to a mating connection interface, in particular wherein the connection interface comprises at least one alignment means, by means of which a misalignment the connection unit is preventable.
  • the alignment means may comprise openings and / or projections corresponding to a positioning aid of the connection unit.
  • the connection unit can in particular be provided as an additional module, which is added only during the installation of the surface heating. By connecting unit can be created a simple, site appropriate connection option. In this case, preferably, several, more preferably three, openings may be provided.
  • connection interface can advantageously be designed to be connected to the connection unit in a force, material and / or form-fitting manner.
  • connection interface may be designed for a magnetic connection with the connection unit.
  • connection interface may comprise a magnet or a magnetizable material.
  • connection interface comprises a recess in the base unit for receiving the connection unit, in particular wherein the recess is at least partially limited by the first and / or second support element.
  • the recess may in particular comprise a section of the intermediate element and the first and / or second carrier element.
  • the electrical connection comprises a heating connection, which is connected to the electrical heating means, and / or a data connection, which is connected to the detection means.
  • the electrical connection may comprise a heating connection and a data connection.
  • the heating connection and the data connection are spatially separated, in particular arranged on different sides of the sensor mat. Due to the heating connection, it may be possible to supply the electrical heating means with energy.
  • the electrical heating means is also activated by the heating connection.
  • the control can be provided for example by turning on or off a current to the electric heating means.
  • the detection means can communicate with the control unit.
  • the data connection can further ensure that the detection means is supplied with energy.
  • a voltage can be applied to the heating connection and / or to the data connection.
  • the heating connection and the data connection can be provided together at the electrical connection, so that the connection of the sensor mat with further sensor mats and / or with a control unit and / or a power source can be accomplished intuitively in a simple manner, while the fitter on the electrical Can concentrate on connection.
  • the assembly can be simplified in that the error rate when connecting the sensor mat can be lowered.
  • the electrical connection is arranged in an edge region of the base unit, in particular wherein the electrical heating means is connected by at least one conductor track to the electrical connection and / or wherein the electrical heating means in a central region of the first and / or. or second carrier element is arranged.
  • the arrangement of the electrical connection in the edge region of the base unit thus makes it possible to easily connect the base unit and / or the sensor mat without impairing the functionality of the heating means and / or the detection means.
  • Through the conductor can be formed in a simple manner, a connection between the heating means and the electrical connection.
  • the arrangement of the electric heating means in the middle region of the first and / or second carrier element can also be designed for a flat functionality of the heating power.
  • An overlap of several resistive elements when arranging several sensor mats side by side is not necessary when the electrical connection and the electrical heating means are spatially separated.
  • the electrical heating means comprises a Bankleitelement through which the resistance element is connected to the conductor track.
  • the heat-conducting element can be arranged directly on the first and / or second carrier element.
  • the heating element may preferably comprise a different material than the resistance element.
  • the heat-conducting element may advantageously comprise a noble metal, preferably a silver.
  • the Schuleitelement have a lower resistance than the resistance element, so that the losses can be kept low by electrical resistance by contacting or electrical connection of the electric heating means with the conductor track and thus the resistance element has the relevant part of the heat generation and energy absorption.
  • the Schuleitelement can be arranged directly on the first and / or second support member and the resistance element directly on the Schuleitelement.
  • a cohesive connection of the Wienleitelement with the first and / or second support member and / or the resistance element may be provided.
  • the sensor mat overall can only have a small thickness and at the same time the structure can be kept simple.
  • the conductor track can be materially connected to the first and / or second carrier element.
  • the printed conductor may be printed on the first and / or second carrier element.
  • the conductor track can be applied to the first and / or second carrier element by screen printing. This ensures a secure connection of the conductor track to the first and / or second carrier element, while at the same time a series production of the sensor mat can be simplified.
  • the conductor track in particular in the edge region of the base unit, is arranged circumferentially on the first and / or second carrier element.
  • the sensor mat can be adapted in a simple manner to geometries of the room by cutting, without completely destroying, for example, the functionality of the heating means.
  • individual resistance elements can be cut off, while other resistance elements still work, since they may preferably be connected to a plurality of Bankleitmaschinen with the conductor or may be connected at several points with the circulating trace.
  • a plurality of sensor elements of the detection means are arranged in a regular distribution pattern, in particular on the second base side of the first carrier element.
  • This may result in an advantageous monitoring functionality of the detection means, wherein on the one hand an assignment of the individual sensor elements in the room can be simplified if the distribution pattern is formed regularly, and on the other hand, a cutting of the sensor mat can be favored.
  • a plurality of sensor elements can each form overlapping or juxtaposed detection areas, which can be used for validation in the detection of an event.
  • a plurality of resistance elements of the electrical Heating means in a regular distribution pattern, in particular on the first base side of the first support element, are arranged.
  • the resistance elements can favor the ability of the sensor mat to be cut and / or allow uniform heat distribution over a surface of the sensor mat.
  • the detection means is connected to at least one decentralized evaluation unit, in particular for processing sensor data of the detection means.
  • the decentralized evaluation unit is preferably electrically and / or mechanically connected to a data line of the base unit with electrically conductive adhesive.
  • the decentralized evaluation unit can thus be part of the sensor mat and preferably preassembled on the base unit. Due to the decentralized evaluation unit, it is possible to tap the sensor data close to the sensor elements or the sensor element, so that no or only small losses occur during the transmission of the sensor data. In the case of capacitive detection in particular, this can have a positive effect on the accuracy and / or reliability of the detection means.
  • a decentralized evaluation unit per sensor mat may be sufficient to process the sensor data of all sensor elements of the sensor mat.
  • the decentralized evaluation unit may preferably comprise a printed circuit board, a processor, in particular a microprocessor, and / or further electronic components.
  • the decentralized evaluation unit with a potting compound, which in particular comprises a synthetic resin or from a synthetic resin be poured over. As a result, the electrical components of the decentralized evaluation unit can be protected.
  • the detection means and / or the decentralized evaluation unit can be connected to a central control unit.
  • each decentralized evaluation unit can be connectable to the central control unit.
  • the data can be transmitted from the decentralized evaluation unit to the central control unit, whereby, as described above, the decentralized evaluation unit can be designed simply, while, for example, complex arithmetic operations can be executed by the central control unit.
  • the computing capacity can be concentrated in the central control unit.
  • the central controller is part of a control unit, through which e.g. also the electric heating means can be controlled.
  • the central evaluation unit may be arranged on the first base side or the second base side of the first and / or second carrier element on the base unit.
  • the decentralized evaluation unit may be at least partially embedded in the sound-damping layer.
  • the sound-damping layer may at the same time have a protective effect for the evaluation unit, so that when the sensor mat is loaded in the region of the decentralized evaluation unit, the sound-damping layer may yield slightly, so that the load can not act completely on the decentralized evaluation unit.
  • it can be ensured by the embedding of the decentralized evaluation unit in the sound-damping layer, that the space for the design of the sensor mat is effectively used, so that a thickness of the sensor mat can be limited.
  • the base unit has at least one data line which communicates with the detection means and / or with the decentralized evaluation unit.
  • the data line can be provided separately from the conductor track, and enable a connection of the detection means to the data connection.
  • a connection possibility can be created in a simple manner, by which data of the detection means can be transported to other components of the surface heating.
  • the data line can be arranged on the first and / or second carrier element. This can a simple connection possibility arise if the connection interface comprises a recess.
  • the data line is arranged on the first base side of the second carrier element, so that an electrical contact can be made at the electrical connection for the heating means and the detection means via the second carrier element.
  • the decentralized evaluation unit and / or the heating means are electrically connected to the electrical connection by a connection section, in particular wherein a data line and / or at least a part of a conductor path is formed by the connection section.
  • the connection section can preferably be arranged on the first base side of the second carrier element, in particular printed on the first base side of the second carrier element.
  • a plurality of electrical connections in particular for connection to a power source and / or to a control unit, are arranged in an edge region of the base unit, in particular wherein a plurality of connection sections extend from the decentralized evaluation unit, preferably like a cross, to the electrical connections.
  • the decentralized evaluation unit can preferably be arranged centrally on the base unit.
  • the electrical connections are preferably arranged in an edge region of the base unit.
  • a short path can be achieved by the cross-type formation of the terminal portions.
  • the connection sections can be connected to one another via the decentralized evaluation unit or at least partially directly to one another.
  • the Schuleitelement may have connection portions which are circumferentially interconnected. As a result, the cutability of the sensor mat can be improved if a cut through one of the terminal sections does not directly lead to a cutting off of the power supply for the resistance elements.
  • the data line may preferably have separate connection sections.
  • a passage element extends at least partially through the first carrier element for connecting the detection means to the decentralized evaluation unit.
  • the passage element may preferably comprise a rivet, which is introduced into the first carrier element during the production of the base unit.
  • the passage element may be formed electrically conductive.
  • the detection means which is preferably arranged on the second base side of the first carrier element, to be connected to an electrical component on the opposite, in particular on the first base side, of the first carrier element.
  • the data line may be connected to a data port which is accessible from outside the base unit.
  • the data line can preferably be connectable to the central control unit through the data connection.
  • the detection means and / or the decentralized evaluation unit can be connected to the central control unit. This can be done indirectly, for example, by connecting a plurality of sensor mats to one another via different data connections and finally connecting at least one of the sensor mats to the central control unit.
  • the data line can be connected via the ring section to a plurality of data connections, which are arranged in an edge region of the base unit.
  • the data connections may be part of electrical connections in the edge region of the base unit. Due to the fact that the data line is connected via the ring section to a plurality of data terminals, a possibility of cutting the sensor mat is further favored. In particular, areas in which a connection is provided can thus also be cut off without substantially impairing the functionality of the detection means. Thus, for example, it may only be necessary to leave a data connection when the sensor mat is fitted to a geometry of the room by cutting.
  • the flexibility in mounting the sensor mat can be increased further.
  • the desired cutting lines can result, for example, from the arrangement of the sensor elements of the detection means and / or the resistance elements of the heating means, in particular if the sensor elements and / or the resistance elements are arranged in a regular pattern.
  • an area sensor system for detecting an event in a room of a building is claimed.
  • at least one sensor mat according to the invention is laid flat on a component of the building.
  • a surface sensor according to the invention brings the same advantages as they have already been described in detail with reference to a sensor mat according to the invention.
  • Under the component of the building can preferably be understood a shell component, in particular a shell floor.
  • the sensor mat according to the invention is placed on the component and then covered with a functional and / or visible covering of the floor to be produced.
  • the surface heating may comprise a plurality of sensor mats according to the invention, which are connected to one another.
  • the event may preferably include an activity of a person, wherein the activity may include, for example, a person's stay in the room.
  • the surface sensor can be a device or a system that is suitable for detecting the event or multiple events over a surface of the room.
  • the first and second support element can be fastened together such that the first base side of the first support member and the second base side of the second support member facing each other.
  • the first and second carrier element can be fixed to one another in a force, shape and / or material fit.
  • the base unit can be created in a simple manner.
  • a further protective effect for the heating means can be ensured by the second carrier element.
  • Preheating the first and / or second support element By pre-tempering the first and / or second carrier element, in particular a shrinkage during printing of the conductor material can be intercepted.
  • the detection means in particular if this is realized by a printing process, the first and / or second support member are locally heated so that thermal stresses occur and at least partially deform the first and / or second support member. Upon cooling, this deformation may eventually decrease, so that possibly damage to the detection means may occur.
  • pre-tempering the first and / or second support member can be counteracted.
  • the creation of the base unit may advantageously comprise the following step:
  • the functionality of the sensor mat can be supplemented by the functionality of the detection means.
  • the electrical heating means can preferably be arranged on the base side of the first carrier element opposite the detection means. Additionally or alternatively, the heating means can be arranged on the second carrier element, in particular on a first and / or second base side of the second carrier element.
  • the creation of the base unit comprises at least one of the following steps:
  • the electrical heating means and the detection means may each be covered with the first and second protective layer, respectively.
  • the first and second protective layer an electrical insulation can be provided so that both the functionality of the electrical heating means and the detection means can be protected against external influences as well as the environment against electricity from the electric heating means and / or can be protected by the detection means.
  • the painting can provide an easy way to produce the sensor mat in mass production. As a result, in particular the costs of production can be reduced.
  • the method further comprises at least one of the following steps:
  • connection interface by pressing a connecting means and / or a mating connection interface by pressing a counter-connecting means, in particular wherein the connecting means and the counter-connecting means are pressed simultaneously and / or
  • connection interface by cutting a recess into which a connection unit is inserted, in the base unit, in particular so that the first and / or second support member, the recess at least partially limited.
  • connection interface may be a connection interface for reversibly connecting the connection means to a mating connection means.
  • the connecting means may preferably be a push-button, while the counter-connecting means may preferably be an eyelet.
  • a reversible connection possibility for the sensor mat can be produced in a simple manner.
  • the connection interface can be produced, for example, by punching and / or drilling, by means of which a contact can be introduced into the base unit and / or can be exposed on the base unit.
  • connection interface can also be formed by covering a region of the electrical heating means or the detection means when the first and / or second protective layer is applied to the electrical heating means or the detection means, so that the first or second protective layer does not cover this area arises.
  • the press tool may preferably be configured to press both the connecting means and the mating connection means.
  • the press tool for receiving the base unit may be formed and have different punches at the respective positions in order to simultaneously press the mating connection means and the connecting means.
  • contacts for the heating means, the detection means and / or the decentralized evaluation units can be pressed simultaneously with the connection means and the mating connection means.
  • an electrically conductive adhesive is applied to connect the connecting means and / or the counter-connecting means to the base unit.
  • the electrically conductive adhesive can be cured, for example, thermally and / or by means of UV radiation.
  • a simple receptacle for the connection unit can be created by the connection interface. In recesses to which no connection unit is to be attached, a dummy piece can be used, by which the connection interface is protected. If the recess is delimited by the second, preferably the first, carrier element, a connection means in the form of an electrical contact can be provided on the first and / or second carrier element so that the connection unit is brought into electrical contact with the sensor mat in a simple manner can.
  • the method comprises the following steps:
  • the adhesive layer comprises an adhesive tape, wherein the following step is also provided:
  • the adhesive tape can thus simultaneously connect the base unit with the sealing layer and / or the sound-damping layer and two sensor mats, which should be arranged side by side to form the surface heating, favor.
  • the base unit can first be completely laminated with the adhesive tape, and then depending on the geometry of the room and / or the use of the sensor mat, the adhesive areas, in particular to the respective application, can be adjusted.
  • the insertion of the adhesive tape can be carried out, for example, on the construction site, while further steps can be carried out in a separate production area of the sensor mat.
  • by scoring the adhesive tape in the separate production environment already a standardized specification exist, which can still be changed and / or ignored on the site.
  • the method may comprise the following step:
  • the outer shape of the sensor mat can be specified, in particular before further components are applied to the first and / or second carrier element.
  • the complete base unit particularly preferably together with the sealing layer and / or the sound-damping layer can be cut to size.
  • a geometry adapted to the application can be generated, while the upstream production can be carried out, for example, by means of a strip material, in particular as a continuous web.
  • the cutting of the base unit is performed in the same press tool as the pressing of the connecting means and the counter-connecting means.
  • the intermediate element can have an opening or an opening can be cut into the intermediate element into which the decentralized evaluation unit is inserted.
  • the decentralized evaluation unit can advantageously be arranged centrally of the base unit.
  • the potting compound may preferably be formed electrically insulating.
  • the base unit and / or the decentralized evaluation unit is at least partially filled with the potting compound, it can be ensured that no unwanted electrical contacts remain open, which could affect the functionality of the sensor mat in use.
  • the potting compound may comprise a synthetic resin or consist of a synthetic resin.
  • the quality control of the heating means may comprise the following steps:
  • connection interface Approaching at least one connection interface and / or at least one mating connection interface with a probe
  • the quality control of the detection means may include the following steps:
  • FIG. 2 shows a plan view of a first base side of a base unit of the sensor mat according to the invention of the first exemplary embodiment
  • Figure 4 shows a possible detection of an event in chronological order with the
  • FIG. 6 is a further sectioned schematic view of the invention
  • FIG. 9 shows a room of a building with an area sensor system according to the invention in a further exemplary embodiment
  • FIG. 14 a schematic representation of a detection means of the sensor mat according to the invention according to FIG. 12,
  • the resistance element 21, which may preferably be configured plate-like, extend over the Schuleitelement 23.
  • the Schuleitelement 23 may be provided, for example, as a narrow strip, so that the resistance element 21 is partly applied directly to the Bankleitelement 23 and is applied partially on the first support member 1 1 directly.
  • the Schuleitelement 23 and the resistance element 21 are materially connected to the first support member 1 1 and / or with each other.
  • the Schuleitelement 23 in particular a noble metal, preferably silver, on.
  • the resistance element 21 is designed to give off heat when it is energized.
  • a second protective layer 14.2 is further provided, which at least partially covers the detection means 30.
  • the detection means 30 can be applied directly or indirectly to the second base side 11.2 of the first carrier element 11.
  • the electrodes 31 and / or the data line 35 can be connected in a material-bonded manner to the first carrier element 11 by a printing process.
  • the second protective layer 14.2 and the further protective layer 14.3 may in particular be painted and / or applied by a printing process, preferably as a photoresist.
  • the base unit 10 Due to the described construction of the base unit 10, this is flexible, so that the handling of the sensor mat 4 may differ from the handling of a rigid plate. This is particularly favorable when handling on a construction site, since for example a person can carry the sensor mat 4, the sensor mat 4 can be delivered in a stack with further sensor mats 4 and / or a risk of breakage of the sensor mat 4 can be reduced.
  • the base unit 10 forms a film-like, preferably moisture-impermeable composite. Furthermore, in order to further protect the base unit 10 from moisture, it is particularly indirectly on the second Base side 1 1.2 of the first support member 1 1 a sealing layer 60 disposed on the base unit 10.
  • the sound-damping layer 50 has a positive effect on the sound transmission, in particular when using the sensor mat 4 as floor heating, so that a footfall sound is reduced.
  • the base unit 10 Due to the design of the base unit 10 with the detection means 30 in a layer-like composite, the base unit 10 can be laid flat to design a surface sensor 1.2.
  • the electrical heating means 20 By means of the electrical heating means 20, the base unit 10 can be laid flat to design a surface heating 1.1.
  • a dual functionality of the sensor mat 4 is thus given, so that when laying the sensor mat 4 on the one hand, the surface heating 1.1 can be configured and on the other hand, the surface sensor 1.2.
  • FIG. 2 shows a schematic plan view of the base unit 10 of the sensor mat 4 of the first exemplary embodiment on the first base side 1.1 of the first carrier element 11. It is shown that the sensor mat 4 has a plurality of planar, in particular plate-like, resistive elements 21 in a regular distribution pattern.
  • the resistance elements 21 are here via Bankleitimplantation 23 with at least one extending in an edge region 12 of the base unit 10 conductor 42, preferably multiple tracks 42, connected. Through the conductor 42 while the resistance elements 21 are connected to heating terminals 45, which may be part of electrical connections 40, which are arranged in the edge region 12 of the base unit 10.
  • the resistance elements 21 are located in a central region 13 of the base unit 10.
  • the conductor track 42 is furthermore provided peripherally in the edge region 12.
  • the sensor mat 4 can be easily adapted to a specific geometry of a room, such as a bay, by cutting off a partial area of the base unit 10.
  • a plurality of electrical connections 40 are provided and the conductor 42 is formed circumferentially, thus at least a part of the functionality of the electric heating means 20 can be obtained when individual resistance elements 21 and / or individual electrical connections 40 are cut off.
  • at least one electrical connection 40 and the corresponding contacting via the conductor track 42 are preferably retained.
  • cutting lines 15 are provided, along which a cutting of the sensor mat 4 for adaptation to the geometry of the space 101 is possible.
  • the desired cutting lines 15 are pre-drawn or pre-perforated and / or result from the arrangement of the resistance elements 21 and / or of sensor elements 30.1, which are shown in Fig. 3.
  • the sensor mat 4 is designed as a sensor module to be connected to other sensor modules for surface heating 1.1 and / or to the surface sensor 1.2.
  • the electrical connections 40 have connection interfaces 41 and / or mating connection interfaces 43.
  • the connection interfaces 41 can be connectable to mating connection interfaces 43 of further sensor mats.
  • each connection interface may have at least one, preferably a plurality, connection means 90 and each mating connection interface, preferably a plurality of mating connection means 93.
  • connection interface 41 and / or the mating connection interface 43 may be designed for reversible mechanical attachment.
  • the connecting means may be formed as a push button and / or the mating connection means 93 as eyelet.
  • the connecting means 90 and / or the counter-connecting means 93 may preferably be glued to the base unit 10 by an electrically conductive adhesive.
  • each resistance element 21 of the electrical heating means 20 is associated with a sensor element 30.1. The cutting capability of the sensor mat 4 can thereby be further simplified, so that a cut correspondingly removes the same number of sensor elements 30.1 as resistance elements 21.
  • the detection means 30 is shown schematically in a plan view of the second base side 1.2 of the first carrier element 11 in FIG ,
  • the detection means 30 has the sensor elements 30.1, which each have two electrodes 31 in order to be able to generate an electric field.
  • Each sensor element 30.1 is connected to a decentralized evaluation unit 32.
  • the decentralized evaluation unit 32 is further arranged in the vicinity of the respective sensor elements 30.1, so that a connection path between the sensor elements 30.1 and the respective evaluation unit 32 can be kept small.
  • the decentralized evaluation unit 32 is designed to convert analog measurement signals of the sensor elements 30.1 into digital signals.
  • the decentralized evaluation units 32 are connected to a data line 35.
  • the data line 35 also has a supply section 35.2 and a ring section 35.1.
  • the ring section 35.1 is in this case arranged, in particular, at least partially parallel to the conductor track 42, circumferentially in the edge region 12 of the base unit 10.
  • the supply section 35.2 is arranged in particular parallel to the heating element 23, at least partially in the center region 13 of the base unit 10.
  • the evaluation units 32 can be connected via the supply section 35.2 with the ring section 35.1.
  • each supply section 35.2 can contact the ring section 35.1 multiple times.
  • there is also an advantageous ability to cut the sensor mat 4 so that, for example, even when cutting off an upper region of the sensor mat 4, the functionality of remaining sensor elements 30.1 can be maintained.
  • the ring section 35.1 is furthermore connected to a plurality of data terminals 36, which may be part of the electrical connections 40 for the electrical heating means 20 or may form separate electrical connections 40.
  • the data line 35 can have a plurality of data lines which run in parallel, in order, for example, to be able to transmit different data and / or to provide a bus.
  • detection areas 34 of the detection means 30 of the sensor mat 4 which can be monitored by the sensor elements 30.1, are shown in dashed lines.
  • FIG. 4 schematically shows a plurality of detection regions 34, which can each be generated by the sensor elements 30.1.
  • an event 3 can be tracked in the form of a movement of a person, so that the use of the surface sensor 1.2 of the sensor mat 4 is particularly suitable for commercial applications such that visitor flows can be analyzed in their behavior.
  • a knowledge can be obtained as to whether a product is of particular interest to visitors or the like.
  • FIG. 5 also shows a possible connection of the decentralized evaluation unit 32 with the sensor elements 30.1 of the detection means 30.
  • the decentralized evaluation unit 32 can be provided on the first base side 11.1 of the first carrier element 11, on which the electrical heating means 20 is also arranged.
  • a connection of the sensor elements 30.1 with the decentralized evaluation unit 32 through the first support member 11 can be ensured in a particularly simple form by a respective passage element 37, which can be configured in particular as a rivet. This can further favor the mass production of the sensor mat 4.
  • attachment of the decentralized evaluation unit 32 to the base unit 10 can take place.
  • the evaluation unit 32 can advantageously be embedded in the sound-damping layer 50, which can be particularly flexible and thus can provide elastic protection when the sensor mat 4 is loaded, for example by the movement of a person.
  • FIG. 6 further shows a marginal region 12 of the sensor mat 4 of the first exemplary embodiment in a schematic representation.
  • the base unit 10 is shown with one of the electrical connections 40.
  • a part of the adhesive layers 70 is arranged in the edge region.
  • At least one of the adhesive layers 70 has a first adhesive region 71.1 as a fastening interface 44 for connecting the sensor mat 4 to further sensor mats and / or further components of the surface heating 1.1.
  • a second adhesive region 71.2 is provided, by which the base unit 10 is connected to the sealing layer 60 and / or the sound-damping layer 50.
  • FIG. 7 shows the sensor mat 4 according to the invention of the first exemplary embodiment with a possible bend.
  • the sensor mat 4 is bendable by a bending angle A.
  • the achievable bending angle A can be greater than or equal to 10 °, preferably greater than or equal to 45 °, particularly preferably greater than or equal to 90 °.
  • the achievable bending angle can relate in particular to a horizontal, if the sensor mat 4 at least partially, for example. on a floor, rests.
  • a bending radius R can also be provided, which illustrates that the bending angle A is to be distinguished from a kink.
  • the decentralized evaluation units 32 may be rigid, so that a bending between the decentralized evaluation units 32 is possible.
  • FIG. 8 furthermore shows a connection of a plurality of sensor mats 4.
  • the sensor mats 4 form the surface heating 1.1 or the area sensor 1.2.
  • the sensor mats 4 are interconnected by electrical connections 40, through each of which an electrical connection 40.1 can be made.
  • the electrical connection 40.1 can provide a power supply and / or a data connection.
  • One of the sensor mats 4 is preferably designed as a master element 4.1, which may communicate directly with the control unit 22 in communication.
  • the master element 4.1 may have a temperature sensor 24 for calibrating and / or adjusting the surface heating 1.1.
  • the sensor mats 4 overlap in their edge regions 12.
  • the edge regions 12 can each have first adhesive regions 71.1, which can form a fastening interface 44.
  • the control unit 22, which is in communication with the master element 4.1, can furthermore have a central control unit 33, by means of which preferably a heat output of the sensor mats 4 and a detection of events 3 of the sensor mats 4 can be controllable or evaluable.
  • the central control unit 33 may be provided in a flush-mounted box of a room 101 of a building 100.
  • FIG. 9 further shows a building 100 with a space 101, which can be heated by a surface heating 1.1 and can be monitored at least in places by an area sensor 1.2.
  • the monitoring of the room 101 may include a detection of an event 3, wherein the event 3 may preferably include an activity of a person.
  • the activity of the person may be a stay of the person.
  • the surface sensor system 1.2 can also be designed for the capacitive detection of the event 3.
  • the surface heating 1.1 and the surface sensor 1.2 are formed by sensor mats 4 according to the invention, preferably by a combination of a plurality of sensor mats 4 according to the first embodiment.
  • the sensor mats 4 are arranged on a component 102 of a delimiting element 1 10 of the space 101.
  • the component 102 may preferably be a floor pipe component.
  • a functional coating 103 which may preferably be a screed, as well as a visible covering 104, which may comprise, for example, tiles and / or carpet and / or laminate and / or the like arranged.
  • I .2 and / or the surface heating 1.1 can be connected to an external computing unit 80 and / or a mobile terminal 81 and / or connectable.
  • a remote control of the surface heating 1.1 and / or remote monitoring of the surface sensor 1.2 by a user outside the building 100 and / or in another room of the building 100 are performed.
  • Detection regions 34 for detecting the event 3 may preferably be provided, which, starting from sensor elements 30.1 of the sensor mats 4, have a height H of greater than or equal to 10 mm, preferably greater than or equal to 25 mm, particularly preferably greater than or equal to 40 mm, around one allow reliable detection of the event 3 outside of the limiting element 110.
  • FIGS. 10 and 11a to 11i furthermore show method steps 201 to 212 of a method 200 according to the invention for producing a sensor mat 4 in a further exemplary embodiment.
  • a sensor mat of the first embodiment can thereby be produced.
  • the method comprises providing 201 a first carrier element 11 which has a planar extension with a first base side
  • the application 204.1 of the conductor material 21.1, 21.2 may further be provided a curing 204.2 of the conductor material 21.1, 21.2.
  • the curing 204.2 may preferably be accelerated by UV irradiation and / or thermal radiation.
  • the application 204 of the electrical heating means 20 may in particular comprise printing the electrical heating means 20 onto the first carrier element 11 and / or further components of the base unit 10.
  • the creation 203 of the base unit 10 comprises an application 205 of a detection means 30 for detecting an event 3 on the first base side 11.2 of the first carrier element 11, so that at least the base unit 10 can be laid flat to design a surface sensor 1.2.
  • the application 205 of the detection means 30 can preferably take place analogously to the application 204 of the electrical heating means 20, wherein an application 205 of a sensor material 31.1 of the detection means 30 in at least partially liquid form on the second base side 1.2 of the first carrier element 11 and a curing 205.2 of the sensor material 31.1 takes place.
  • the detection means can be printed in particular on the first support member 11.
  • the construction 203 of the base unit 10 comprises applying 206 a first protective layer 14.1 to the electrical heating means 20, in particular by painting, and applying 207 a second protective layer 14.2 to the detection means 30, in particular also by painting.
  • the detection means 30 and / or the electrical heating means 20 can be at least partially electrically isolated and / or protected from ambient conditions.
  • connection interface 41 and / or a mating connection interface 43 is provided by pressing on a connection means 90 or a counter connection means 93.
  • the connection interface 41 and / or the mating connection interface 43 can be designed to produce a reversible mechanical connection of the sensor mat 4.
  • the mating connecting means 93 may for example have an eyelet and the connecting means 90 may preferably comprise a push button which may be connectable with an eyelet.
  • the method 200 further comprises applying 209 an adhesive layer 70 to a sealing layer 60 and / or to a sound-damping layer 50 and / or to the base unit 10.
  • the adhesive layer 70 may further comprise an adhesive tape 71, which may be divided by scoring 21 1 in at least two separately usable adhesive areas 71.1, 71.2.
  • the method 200 may include cutting 212 at least the first carrier element 11. It is conceivable that the composite of base unit 10, sealing layer 60 and sound-damping layer 50 is cut together to define the outer shape so that a standard size and / or a shape of the sensor mat 4 4 to the space 101 is formed.
  • the cutting 212 may be carried out beforehand in the method 200, in particular before after the application 207 of the second protective layer 14.2 to the detection means 30.
  • the shape for the further method steps 208-211 can already be predefined so that, for example, dimensions from these method steps 208-211 can be oriented on the mold. This results in a simple manufacturing process for the sensor mat 4, in particular wherein the manufacturing process for the sensor mat 4 can be performed centrally on a production site separate from the construction site, in particular in series and / or semi-automated.
  • FIG. 12 shows a schematic structure of a sensor mat 4 according to the invention with a detailed view of a base unit 10 of the sensor mat 4.
  • the base unit 10 forms in particular a core of the sensor mat 4 with a square base area.
  • the base unit 10 comprises a first and a second carrier element 1 1, which each have a planar extension with a first and a second base side 1 1.1, 1 1.2.
  • at least one sealing layer 60 is arranged on the base unit 10, in particular fixed by an adhesive layer 70.
  • the sealing layer 60 with the adhesive layer 70 can be arranged on the first and / or second carrier element 11.
  • a sound damping layer 50 as shown in the first embodiment, be arranged on the base unit 10.
  • the first and second support element 1 1 for laying the sensor mat 4 for example, as part of a delimiting element 1 10 of the room 101, in particular a floor of a building 100 suitable.
  • the first base side 1 1.1 of the second carrier element 1 1 preferably forms an upper side of the second carrier element 1 1, when the sensor mat 4 is installed in the building 100 as underfloor heating.
  • the second base side 1.2 of the second carrier element correspondingly forms the underside of the second carrier element 11 and / or the base unit 10.
  • an electrical heating means 20 is provided for emitting heat.
  • the first base side 11.1 of the first carrier element 11 preferably forms an upper side of the first carrier element 11 and / or of the base unit 10 when the sensor mat 4 is installed in the building 100 as underfloor heating.
  • the second base side 1 1.2 forms the underside of the first carrier element 1 1. Accordingly, the second base side 11.1 of the first carrier element 1 1 and the first base side 1 1.2 of the second carrier element 11 facing each other.
  • a detection means 30 for detecting an event 3 is provided on the second base side 1 1.2 of the first carrier element 1 1, a detection means 30 for detecting an event 3 is provided.
  • the heating means 20 and the detection means 30 are thus arranged between the first and second support member 1 1 and thus at least partially protected.
  • an intermediate element 16 is further arranged, which is preferably formed as a sound-damping layer 50.
  • a spatial distance and / or an electrical insulation between the first and second carrier element 11 is ensured by the intermediate element 16.
  • a footfall sound can be reduced by the intermediate element 16.
  • the conductor tracks 42, the heating elements 23 and the resistance element 21 are materially bonded to the second carrier element 11 and / or interconnected.
  • the heating elements 23 and the printed conductors 42 have, in particular, a noble metal, preferably silver.
  • the resistance element 21 is designed to give off heat when it is energized.
  • the resistance element 21 has a carbon paste, which has carbon 21.1 and / or a filler 21.2.
  • a first protective layer 14.1 may be provided which covers the electrical heating means 20 at least partially.
  • the heating means 20 has a plurality of resistive elements 21 in a regular pattern.
  • One of the conductor tracks 42 is designed as a cross-shaped peripheral connection portion 25.
  • electrical connections 40 which are arranged in an edge region 12 of the base unit 10, can also be used for supplying energy to one of the resistance elements 21 when the sensor mat 4 is cut to adapt to a geometry of the space 101.
  • One of the strip conductors 42 furthermore has a section extending circumferentially in an edge region 12 of the base unit 10, by means of which the cutability of the sensor mat 4 is improved.
  • the detection means 30 comprises two electrodes 31, by means of which an electric field can be jointly generated.
  • One of the electrodes 31 is formed as a screen electrode for limiting the electric field and in the edge region 12 of the base unit 10 circumferentially.
  • a second protective layer 14.2 can furthermore be provided, wherein the second Protective layer 14.2 preferably at least partially covers the detection means 30.
  • the detection means 30 is applied directly or indirectly to the second base side 1 1.2 of the first carrier element 1 1.
  • the electrodes 31 and / or the data line 35 can be connected in a material-bonded manner to the first carrier element 11 by a printing process.
  • the detection means 30 has for the detection of the event 3 four sensor elements 30.1, which are each formed by an electrode 31 and the circumferential electrode 31 in the form of the shield electrode. As a result, in particular four detection areas 34 are provided for the detection of the event 3.
  • the electrical connections 40 each have a connection interface 41 for connecting the electrical heating means 20 and the detection means 30 to a connection unit 96.
  • An electrical connection of the connection interface 41 to a mating connection interface 43 can be ensured by the connection unit 96, so that at least indirectly a connection of the sensor mat 4 to an energy source 2 and / or a control unit 22 is possible via the electrical connection 40.
  • the sensor mat 4 for connection to the energy source 2 and / or the control unit 22 may be connected to a further sensor mat 4 and / or a network of further sensor mats 4.
  • the mating connection interface 43 may be part of the other Sensor mat 4 be.
  • connection interface 41 furthermore has two connection means 90 in the form of electrical contacts on the first base side 11.1 of the second carrier element 11.
  • the mating connection interface 43 has two counter-connecting means 93 of analog design in the form of electrical contacts.
  • the fastening body 98 comprises magnets 99, which can be brought into operative connection with the contact elements 97.3.
  • the contact elements 97.3 are magnetizable.
  • the fastening body 98 further comprises at least one positioning aid 98.2 in the form of projections, the connection body 97 at least one Gegenpositionier Anlagen 97.5 and the connection interface 41 at least one alignment 41.1.
  • the connection body 97 at least one Gegenpositionier Anlagen 97.5 and the connection interface 41 at least one alignment 41.1.
  • FIGS. 17 and 18a to 11k furthermore show method steps of a method 200 according to the invention for producing a sensor mat 4 in a further exemplary embodiment.
  • a sensor mat of the exemplary embodiment according to FIGS. 12 to 16 can thereby be produced.
  • the method 200 comprises providing 201 a first carrier element 1 1 and providing 213 a second carrier element 11, which each have a planar extension with a first base side 11.1 and a second base side 1 1.2.
  • the provision of 201, 213 of the carrier elements 1 1 may preferably each comprise a production of a film.
  • cutting 212 may take place already after the provision of the first and second carrier element 11.
  • the shape for the further method steps can already be predetermined, so that, for example, dimensions from these method steps can be oriented on the mold.
  • a pre-tempering 202 of the first and second carrier element 11 is provided in order to reduce shrinkage of the carrier elements 11 in later method steps.
  • the carrier elements 11 are preferably heated and / or cooled.
  • the application 204 of the electric heating means 20 in particular a printing of the electric heating means 20 on the second carrier element 1 1 and / or further components of the base unit 10 include.
  • the creation 203 of the base unit 10 comprises an application 205 of a detection means 30 for detecting an event 3 on the second base side 11.2 of the first carrier element 11, so that at least the base unit 10 can be laid flat to design a surface sensor 1.2.
  • the application 205 of the detection means 30 can preferably take place analogously to the application 204 of the electrical heating means 20, wherein an application 205.1 of a sensor material 31.1 of the detection means 30 in at least partially liquid form on the second base side 11.2 of the first support member 11 and a curing 205.2 of the sensor material 31.1 he follows.
  • the detection means 30 can be printed in particular on the first support member 11.
  • the production 203 of the base unit 10 may comprise applying 206 a first protective layer 14.1 to the electrical heating means 20 and applying 207 a second protective layer 14.2 to the detection means 30, as shown in FIGS. 10 and 11e, in order at least partially to provide an electrical Isolation and / or protection against environmental conditions.
  • fastening 214 of the first and second carrier element 11 takes place with one another by arranging 214.1 an intermediate element 16 between the first and second carrier element 11 and the intermediate element 16 in each case by an adhesive layer 70, which can be configured as a double-sided adhesive tape 71 the support elements 11 is attached.
  • the method 200 comprises creating 208 a connection interface 41 by cutting a recess 46, into which a connection unit 96 can be inserted, into the base unit 10.
  • the recess 46 is at least partially bounded by the second support element 11, as in FIG. 16a shown.
  • the connection interface 41 can be designed to produce a reversible mechanical connection of the sensor mat 4 to the connection unit 96.
  • the adhesive layer 70 may further comprise an adhesive tape 71, which may be divided by scoring 21 1 in at least two separately usable adhesive areas 71.1, 71.2.
  • the method 200 may include cutting 212 of at least the first and / or second carrier element 11. It is conceivable that the composite of the base unit 10, sealing layer 60 and sound-damping layer 50 is cut together to define the outer shape so that a standard size and / or a shape of the sensor mat 4 is created. Additionally or alternatively, the intermediate element 16 may be formed as a sound-damping layer 50.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Gerontology & Geriatric Medicine (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Electromagnetism (AREA)
  • Carpets (AREA)
  • Central Heating Systems (AREA)

Abstract

L'invention concerne un mât de détection (4) pour un système de détection de surface (1.2), destiné en particulier à surveiller un local (101) d'un bâtiment (100). Le mât présente une unité de base flexible (10) pourvue d'un premier élément de support (11), lequel présente une étendue plane pourvue d'une première face de base (11.1) et d'une deuxième face de base (11.2), et d'au moins un moyen de détection (30) destiné à détecter un événement (3). L'invention concerne en outre un système de détection de surface (1.2) destiné à détecter un événement (3) ainsi qu'un procédé (200) pour la fabrication d'un mât de détection (4).
EP19706963.6A 2018-02-20 2019-02-20 Mât de détection pour système de détection de surface, système de détection de surface ainsi que procédé de fabrication d'un mât de détection Pending EP3756174A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102018103790.2A DE102018103790B4 (de) 2018-02-20 2018-02-20 Sensormatte für eine Flächensensorik, Flächensensorik sowie Verfahren zur Herstellung einer Sensormatte
PCT/EP2019/054235 WO2019162336A1 (fr) 2018-02-20 2019-02-20 Mât de détection pour système de détection de surface, système de détection de surface ainsi que procédé de fabrication d'un mât de détection

Publications (1)

Publication Number Publication Date
EP3756174A1 true EP3756174A1 (fr) 2020-12-30

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP19706963.6A Pending EP3756174A1 (fr) 2018-02-20 2019-02-20 Mât de détection pour système de détection de surface, système de détection de surface ainsi que procédé de fabrication d'un mât de détection

Country Status (6)

Country Link
US (1) US20210088397A1 (fr)
EP (1) EP3756174A1 (fr)
CN (1) CN111989722A (fr)
AU (1) AU2019223055A1 (fr)
DE (1) DE102018103790B4 (fr)
WO (1) WO2019162336A1 (fr)

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11328544A (ja) 1998-05-08 1999-11-30 Hiroshi Sakurai セキュリティ装置
US6515586B1 (en) * 1998-12-18 2003-02-04 Intel Corporation Tactile tracking systems and methods
DE10337940A1 (de) * 2002-12-10 2004-07-15 Infineon Technologies Ag Prozessor-Anordnung, Textilgewebestruktur und Flächenverkleidungsstruktur
US20070171058A1 (en) * 2005-08-02 2007-07-26 Latitude Broadband, Inc. Digital flooring detection system
EP2116778B1 (fr) * 2008-05-09 2016-03-16 Kronoplus Technical AG Système de revêtement chauffable
DE102009051409A1 (de) * 2009-10-30 2011-05-05 Ident Technology Ag Elektrodenanordnung zur Gestendetektion
FR2989711B1 (fr) 2012-04-19 2014-05-09 Claude Desgorces Piece de revetement de sol pour la detection de chutes
FI20115869A0 (fi) 2011-09-05 2011-09-05 Marimils Oy Taso-anturi ja sen valmistusmenetelmä
DE102012214379B4 (de) 2012-08-13 2021-10-21 Weitzer Holding Gmbh Untergrundbelag mit integrierter Sensorvorrichtung
FR2996673B1 (fr) 2012-10-05 2016-02-05 Bostik Sa Capteur capacitif pour la detection de presence d'un objet et/ou d'un individu.
US20160014847A1 (en) * 2013-12-11 2016-01-14 Marudeoham, Inc. Self-assembly electric mat
JP6743007B2 (ja) * 2014-11-24 2020-08-19 タルケット・ゲーデーエル フロアカバー内に圧力センサを備えたモニタリングシステム
KR20170106305A (ko) * 2014-12-11 2017-09-20 타케트 지디엘 에스에이 시트-형 센서를 갖는 멀티레이어 바닥재
GB201621094D0 (en) * 2016-12-12 2017-01-25 Altro Ltd Improvements in or relating to floor coverings

Also Published As

Publication number Publication date
DE102018103790B4 (de) 2022-03-31
AU2019223055A1 (en) 2020-10-08
DE102018103790A1 (de) 2019-08-22
US20210088397A1 (en) 2021-03-25
CN111989722A (zh) 2020-11-24
WO2019162336A1 (fr) 2019-08-29

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