WO2008028470A2 - Dispositif de chauffage - Google Patents

Dispositif de chauffage Download PDF

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Publication number
WO2008028470A2
WO2008028470A2 PCT/DE2007/001565 DE2007001565W WO2008028470A2 WO 2008028470 A2 WO2008028470 A2 WO 2008028470A2 DE 2007001565 W DE2007001565 W DE 2007001565W WO 2008028470 A2 WO2008028470 A2 WO 2008028470A2
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WO
WIPO (PCT)
Prior art keywords
heating
rail
foil
section
heating device
Prior art date
Application number
PCT/DE2007/001565
Other languages
German (de)
English (en)
Other versions
WO2008028470A3 (fr
Inventor
Kurt Merz
Original Assignee
Akzenta Paneele + Profile 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
Application filed by Akzenta Paneele + Profile Gmbh filed Critical Akzenta Paneele + Profile Gmbh
Publication of WO2008028470A2 publication Critical patent/WO2008028470A2/fr
Publication of WO2008028470A3 publication Critical patent/WO2008028470A3/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00—Electric heating systems
    • F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
    • F24D13/022—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
    • F24D13/00—Electric heating systems
    • F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
    • F24D13/022—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements
    • F24D13/024—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements in walls, floors, ceilings
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]

Definitions

  • the invention relates to a heating device which can be inserted into a hardenable material bed such as a tile adhesive, mortar, screed and the like.
  • Such a device can be used in particular under a variety of floor coverings, for example stoneware, plastic, carpet, laminate, wood or cork.
  • a heating device is used as a direct, partial storage or storage heater.
  • Such heaters are suitable for example for tempering and heating of dry and wet rooms.
  • the insert is not limited to the ground, but can also be used in the ceiling and wall area.
  • heating media filled with hot water pipes or alternatively electric heating mats these mats usually has a fixed on a flexible fabric heating cable.
  • Such heating mats have a web structure with the hot water pipe or cable running back and forth across the web to form an in-area heating element.
  • Even in the case of the electrical devices there are gaps between the individual heating cable sections or the fixing material so that the heating mat enters the material bed, for example wise in a flexible mortar can be inserted without the risk that the heating mat acts as a separating layer between the underlying and the overlying bed material.
  • the invention is based on the object, conventional heating devices, which are inserted into a thermosetting material bed such as tile adhesive, mortar, screed and the like, so educate that their disadvantages described are at least partially resolved.
  • the invention solves this object with a heating device having the features of claim 1.
  • the heating device according to the invention comprises a heating foil with a heating current-carrying layer of a resistance material, wherein the heating foil has a plurality of perforations.
  • a heating foil has a sheet-like, possibly multi-layered, planar structure which is comparatively simple and thus cost-effective to manufacture.
  • the multiplicity of perforations in the heating foil ensure that the heating device according to the invention can be inserted into the material bed without the formation of a separating layer in the material bed, since the bed material can flow through the perforations during laying and thus high strength of the material bed over its entire extent is ensured.
  • the heating device according to the invention is suitable for the floor, as well as for the wall and ceiling area. It is compatible with all conventional floor coverings such as tiles, carpet, laminate, PVC and wood can be used. Since the heating current is guided in a layer of resistance material, not in cable-like conductors, a large surface is provided for transferring the heat to the floor covering in comparison to conventional heating devices. This results in comparatively small time constants for the desired temperature changes and a comfortable radiation behavior.
  • the heating foil may have a rectangular shape for ease of laying, wherein two spaced-apart and in particular parallel conductor strips are provided, such as two metal conductor strips, which each extend adjacent to a heating foil edge over substantially its entire edge length, and wherein the conductor strips are in electrical contact with the resistance layer.
  • two spaced-apart and in particular parallel conductor strips are provided, such as two metal conductor strips, which each extend adjacent to a heating foil edge over substantially its entire edge length, and wherein the conductor strips are in electrical contact with the resistance layer.
  • the conductor strip is embedded in the resistance layer, i. the conductor strip protrudes into the resistance layer.
  • the attachment of the conductor strip to the resistance layer can be done in many ways, for example by means of a conductive adhesive.
  • a conductor strip connection means for electrically connecting the conductor strip is provided with an electrical power supply.
  • a heating device according to the invention with a sheet-like heating foil over the longitudinal extent of the two specified parallel conductor strips, it is sufficient if the entire web, ie both conductor strips of the web is contacted only at one end.
  • Such webs can then advantageously be matched to the respective length of the room to be provided with a heater, so that it is not necessary to arrange a plurality of such heating foils in series, which would otherwise result in the necessity of contacting adjacent heating foils.
  • the heating foil of the heating device according to the invention can be produced in various ways.
  • a carrier film in particular a carrier film made of a synthetic material, may be coated with an electrical resistance material which has a specific electrical sheet resistance on account of the material composition and the predetermined thickness.
  • Such a resistance layer can be applied, for example, by means of a thick-film technology, in particular with a screen printing process, to the carrier film.
  • a resistance material a composite material comprising, for example, carbon can be used.
  • a conductive polymer material can be used.
  • Such a designed heating foil or heating device according to the invention can be kept extremely thin, for example with a thickness between 0.1 and 0.4 mm.
  • the resistance layer can be designed to be self-supporting, so that the necessity of using a carrier foil is eliminated.
  • the resistive layer may be provided by a thermosetting composite material comprising a carbon nonwoven. Due to the choice of the composite materials or their ratio, the mechanical and electrical properties of the resistance layer are within of a large area freely selectable.
  • a heating foil for example, flexible (elastic) or rigid can be formed.
  • the heating foil In order to provide homogeneous heat generation over the entire heating device or heating foil, provision may be made for the heating foil to have said resistance layer over substantially its entire surface extension, with the exception of the holes, the layer thickness of which being approximately constant. It may also be expedient if the coating is formed homogeneously. On the other hand, to provide anisotropic electrical and / or mechanical properties an inhomogeneous coating is provided.
  • the heating foil may have a cover foil, in particular a cover foil made of plastic, which covers the resistance layer and / or the conductor strips.
  • a cover foil in particular a cover foil made of plastic, which covers the resistance layer and / or the conductor strips.
  • the heating film has a cover film on both sides, in particular a cover film of a non-conductive plastic, so that the resistance layer is electrically and / or mechanically isolated and protected against the environment , In this sense, it may also be expedient if the edge of the perforations is sealed, so that a mechanical and / or electrical insulation against the environment is also provided in the region of the perforations.
  • a reinforcing fabric in particular laminated on the heating foil.
  • a reinforcement fabric may comprise, for example, a glass fiber material or a plastic material.
  • Such a reinforcing fabric additionally provides surface for the embedding of the heating device according to the invention in the material bed, so that a Particularly good adhesion between the material bed and the heater is ensured.
  • an electrical connection device may be provided with a fastening section for attachment to a conductor strip and a coupling section for electrically coupling the connection device to a connection element, wherein the electrical connection device in the region of its attachment section by means of a crimp connection is mechanically and electrically fixed to the conductor strip.
  • the connection device can be produced from an electrical conductor such as a metal, which at the same time also provides the necessary stability for the crimped connection.
  • the electrical connection device has at least one contact socket for receiving a contact pin of the connection element in the coupling section.
  • a mechanically particularly stable electrical connection device has two spaced contact sockets in the coupling section, wherein a front plate connected to these is arranged in front of the contact sockets and the front plate has two functionally identical openings which are aligned with insertion openings of the contact sockets.
  • the front panel comprises a third opening, the inner edge of which interacts with a connecting element cooperating detent stop to provide a strain relief, so that a particularly secure coupling of the connection device is secured to the connecting element.
  • the invention also relates to such a connecting element which cooperates for coupling the heating device according to the invention to a power supply.
  • This connecting element serves to electrically connect one to the power supply connectable electrical PTC thermistor with connection device of a heating device according to the invention.
  • the connecting element is expediently designed to be complementary to the associated electrical connection device in order to realize the desired electrical and mechanical connection between the connection device and the connection element.
  • the connecting element may have two conductively connected coupling sections, whose first coupling section is connectable to a connection device of the heating device according to the invention and whose second coupling section is electrically connected to the PTC thermistor, wherein the first coupling section has two spaced and parallel extending contact pins for insertion into two spaced contact elements. sockets on a connection device and the contact pins extend from a transverse web in the longitudinal direction.
  • connection element comprises a centering lance arranged between the contact pins and extending therewith, wherein the centering lance is provided with a spring-mounted locking lug, which cooperates with a complementary locking means formed on a connection device.
  • the heating device according to the invention may comprise a heating foil web, on whose one side of the head, in each case, connecting devices for electrically contacting the conductors are arranged.
  • the connection devices come into contact with the mortar bed and beyond even after installation to allow access to the respective Schauein- direction, a rail for receiving a respective end face of a plurality of side by side and be provided parallel to each other and inserted in a material bed, as described trained heaters.
  • the rail may conveniently be formed as part of the floor covering and adapted to this in height.
  • this rail comprises an elongated bottom section, on which the end-side sections of the heating devices are supported, wherein a longitudinal side section extends from a longitudinal edge of the bottom section approximately perpendicular to this. It is provided that the bottom portion rests on the outside of the material bed, so that the resting on the inside of the bottom portion of the front end portions of the heaters are delimited and protected against the material bed.
  • the longitudinal side section extending from the bottom section can advantageously serve for the lateral covering of the end-side end sections of the heating devices.
  • the rail has a base body which is L-shaped in cross-section, wherein an end face wall section, which covers the heating devices against the environment at the end face of the rail, is arranged at the two end-side ends approximately perpendicular to the bottom section.
  • a rail cover is expediently provided, which can be detachably connected to the described rail main body to form a cavity, in particular via a clamping connection. This cavity serves for receiving and protecting the front end portions of the heaters. Furthermore, it enables later access to the connection contacts, in particular for maintenance purposes.
  • the rail cover is constructed substantially in longitudinal section L-shaped, with a parallel to the bottom portion of the rail extending horizontal portion and a horizontal portion perpendicular longitudinal side wall portion. In this way, the rail cover forms together with the rail base body a cuboid cavity for receiving the front end faces of a plurality of juxtaposed heaters.
  • the longitudinal side wall section of the rail cover extends vertically downwards in the direction of the heaters received by the rail in which a sealing device is provided on the bottom-side edge of the longitudinal side wall section, which abuts against the end-side end sections of the plurality of heating devices arranged side by side and parallel to one another and inserted in a material bed.
  • the rail may further be formed as a cable channel for guiding PTC cables, which are connected to respective connection means of the heaters and connect them to the power supply.
  • a specially designed bottom bar for guiding the cable since they are guided in the described rail.
  • the bottom portion of the rail may be transversely extended beyond the rail cover to undercut the heaters.
  • the bottom section of the rail protrudes into the material bed, which causes the fixing tion of the rail on the ground improved.
  • the invention achieves the object according to the invention with a method for producing a heating device, which can be inserted into a hardenable material bed, in particular from tile adhesive, mortar, screed and the like, by the steps: providing a heating foil which has a layer of a resistance material and Punching a variety of holes in the heating foil.
  • the conductor strips could be applied before or after the punching of the holes and contacted with the resistive layer.
  • a cover film is applied to the resistor layer and / or the conductor strips, this is advantageously done before punching the holes, so that in addition to the resistance layer and the eventual existing carrier film and the cover can be punched simultaneously.
  • the or possibly attached to the heating foil reinforcing fabric has sufficient free space, it is expedient to attach the Arm istsgewebes after punching the perforations in order not to weaken the strength of the fabric.
  • the invention further relates to a method for laying a heating system, comprising a plurality of heating devices designed as described as well as at least one trained as described rail on a substrate.
  • the inventive method comprises the steps of applying a curable material bed on the substrate, placing a heater on the material bed, applying a normal force to the main surface of the heater, such that material of the material bed penetrates through the holes in the heating foil and the heater in the material sinks and smoothing the material of the material bed which has flowed through the holes of the heating foil.
  • the material bed is applied with a toothed spatula to the substrate in order to prevent the sinking of the heating device. tion into the material bed.
  • the specified normal force can be applied for example by means of a smoothing trowel or a smoothing blade, with which the heating device is pressed into the material bed. After smoothing the material bed is an ideal surface for the subsequently applied coating, such as tiles before.
  • a rail on the ground e.g. fastened by dowelling or gluing, wherein a plurality of heaters are placed parallel to each other aligned in the material bed and the front end portions of the heaters, to which the heater is connected by means of a cable to a power supply, are placed on the bottom of the rail.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1 A perspective view of a typical vehicle.
  • FIG. 1a a first embodiment of a heating device according to the invention in an end view
  • FIG. 1b shows the first embodiment shown in FIG. 1a in a plan view
  • FIG. 2a shows a second embodiment of a heating device according to the invention in an end view
  • FIG. 2b shows the embodiment shown in Fig. 2a in a plan view
  • FIG. 3 shows a detailed detail in the front region of a heating device according to the invention
  • connection element 4 is a side view of a connection element
  • 5 shows a connection element for coupling a connection element, as shown in FIG. 3, to a power supply
  • FIG. 4 is a side view of a connection element
  • 5 shows a connection element for coupling a connection element, as shown in FIG. 3, to a power supply
  • FIG. 7a shows a rail in an end view for receiving end sections of juxtaposed heaters
  • FIG. 7b shows the rail shown in FIG. 7a with the heating devices extending into the rail in a plan view
  • FIG. 8 shows an exemplary heating system comprising a plurality of heating devices designed according to the invention
  • a first embodiment of a heating device according to the invention is shown in a front view.
  • the heating device essentially consists of a heating composite film 1, which is rectangular and web-shaped.
  • the heating composite film comprises a carrier film 30 on which, for example, by means of a screen printing method or a casting method, a curable resistive layer 40 is applied.
  • the resistance layer 40 comprises a carbon compound, wherein the sheet resistance of the layer can be set by the material composition and the thickness of the layer on the carrier film 30 so that an adaptation to the used heating voltage can take place.
  • the resistance material is applied homogeneously and uniformly to the carrier foil 30.
  • Foil web To cover the entire length of the heating network Foil web to provide a predetermined electrical potential difference are provided parallel to the longitudinal extent of the heating composite film 1 adjacent to the longitudinal edge two conductor strips in the form of a copper foil 50, see Fig. Ib.
  • a cover film 70 is laminated from a plastic material. It should be noted that the figures Ia, Ib are schematic representations with different scales.
  • the heating composite film according to the invention can also be provided over the entire surface with a reinforcing fabric, which is applied on one side or two sides of the Schuverbundfolie, in particular laminated.
  • the film has perforations 60 through which embedding material can flow during the introduction of the film into the bed. This prevents layer formation in the material bed.
  • the drying behavior of the mortar bed also improves after the introduction, since the moisture below the film can escape through the holes. Furthermore, it is avoided by the provision of holes in the composite film that form inhomogeneities in the material bed, which can for example lead to inhomogeneities in the heat distribution and thus ultimately to cracks in the material bed.
  • the perforations of the heating foil are carried out so that the two conductor strips 50 remain unperforated in order to maintain a high mechanical and electrical stability of the strips.
  • FIGS 2a, b show a second embodiment of a heating device according to the invention, which in a curable
  • Material bed such as a tile adhesive, mortar tel, screed etc. can be inserted.
  • no carrier foil is required.
  • the resistance layer is provided by a hot-pressed carbon nonwoven composite layer 41.
  • Such a layer can be produced, for example, by compressing a carbon nonwoven with polyethylene (PE) or polyethylene terephthalate (PET).
  • PE polyethylene
  • PET polyethylene terephthalate
  • Such a situation can be generated very thin and mechanically highly stable depending on the manufacturing process or composite materials used. Even a layer in paper thickness can have sufficient tear resistance.
  • two spaced conductors are applied in the form of metal foils on the resistance layer, for example by means of a conductive adhesive. After laminating the cover film 70, the perforations 60 are again introduced into the heating composite film, wherein the conductors 50 remain unperforated.
  • connection elements are indicated on each of a front page only sketchy. These are made of metal and in the first embodiment extend with a fastening section through the carrier foil, the resistance layer except for the copper foil.
  • the attachment section extends through the copper foil and the carbon nonwoven composite layer. Since the layer has a very high tensile strength, no further reinforcing element is required in the attachment portion of the terminal member 80.
  • an electrical contact section is defined, to which the said connection elements are connected both electrically and mechanically to the heating composite foil.
  • connection element 80 is essentially composed of a transverse web 81 and two contact arms 82a, b extending longitudinally to the conductor strip. Each of these arms 82 a, b has a coupling portion 84 a, b in the front region and a fastening portion 83 a, b in the rear region.
  • the coupling portion is formed in the described embodiment as a contact socket which receives a contact pin of a still to be described below connecting element.
  • the connecting element shown in Fig. 3 is formed as a punching element and has a height of less than 1 mm.
  • the use of two parallel contact arms, which are interconnected via a transverse web, increases the mechanical and the electrical contact with the relevant conductor strip on the one hand, improves or simplifies the manual joining of the connection device and the connecting element and, moreover, increases the heat dissipation at the contact point.
  • connection arm 82a shows the construction of a contact arm 82a in a side view.
  • Crimpfort arrangements or - arms 85 are arranged, which serve for the described crimp attachment of the connection element 80 to the Schuverbundfolie.
  • the crimp appendages extend through the carrier foil and the copper foil 50 and abut against the rear side of the copper foil to provide a good electrical contact between the connection element and the copper foil.
  • FIG. 5 A connecting element for the electrical coupling of an electrical PTC thermistor which can be connected to a power supply with a connection device is shown in FIG. 5 in a perspective view. see view shown.
  • the connecting element 100 has contact pins 103, 104 extending parallel and spaced from a central web 105.
  • the distance between the contact pins 103, 104 which are perpendicular to the longitudinal direction, corresponds to the distance between the two contact arms 82a, b of the connection device 80, see FIG. 3.
  • the tongue 107 extending between the contact pins and parallel thereto serves to hold the connection element 100 during the manual insertion of the two pins in the contact bushes of the connection element 80.
  • the connecting element has a extending in the direction of the central web spring bar 109, to which a detent 111 is attached.
  • the use of the PTC thermistor to the connecting element can be done for example by soldering or crimping.
  • Fig. 6 shows a second embodiment of a connection element, which in turn is designed for producing a contact with a conductor strip and for coupling with a connecting element.
  • the connection element 90 shown in FIG. 6 cooperates with the connection element 100 shown in FIG. 5 to provide an additional strain relief.
  • the connecting element 90 is not shown connected to the Schuverbundfolie, but it has not shown Crimpfort arrangements, which, as explained with reference to the connection element shown in Fig. 3, ensure the electrical and mechanical contact to Schuverbundfolie.
  • the connecting element has two spaced apart Contact bushes 91, 92, which serve to receive two contact pins 103, 104, see FIG. 5.
  • the connection element 90 has an L-profile-shaped sheet metal part, on which the contact sockets 91, 92 are attached.
  • the base of the L-profile is arranged as a front plate 96 in front of the contact bushes, wherein holes 97, 98 in the front plate 96 with the openings of the contact sockets 91, 92 are aligned. Between these openings 97, 98 for the contact pins, a further openings 99 is provided, into which the centering lance 106 extends when joining the connecting element 100 to the connection device 90. In this way, a centering aid is provided, so that despite small contact pins, which may have an edge length of less than 1 mm, they can be inserted safely into the associated contact sockets 91, 92.
  • the front panel can also significantly improve the heat dissipation at the contact point due to the relatively large accumulation of material.
  • the centering lance 107 has a spring bar 109 to which a latching lug 111 is mounted, which cooperates with the outer edge 99a of the opening 99 and when separating with the inner edge 99b of the opening 99 when mating.
  • the latching lug 111 strikes against the outer edge 99a, so that the connecting element 100 is inserted further into the connecting element 90 via an increased force application, wherein the spring bar 109 moves in the direction of the longitudinal axis of the connecting element 100.
  • the spring bar springs back so that the connecting element clicks audibly.
  • connection element shown in Fig. 6 can as a stamped part with following Forming made of a metal.
  • the connecting element 100 can be produced by a single punching process from a metal sheet.
  • the locking means on the spring pin 109 as a latching ramp, i. square executed so that the locking connection between the connection element connection device can not be solved without tools, which increased security requirements can be met.
  • FIGS. 7 a, b show a rail as part of a laying system for the heating devices designed according to the invention.
  • FIG. 7a shows the rail 200 in a sectional illustration, wherein FIG. 7b shows a plan view with two heating composite films 1, 1 'oriented side by side and parallel to one another and inserted into a material bed.
  • the rail 200 comprises a base body which consists of an elongated bottom portion 210 and of a longitudinal side portion 215 extending approximately vertically upwards from the latter.
  • the main body is connected by means of a dowel 216 fixed to the ground.
  • the portion A of the bottom portion is in the described embodiment in the bed of the mortar 300 and is perforated, so that the rail does not float.
  • a rail cover 220 is detachably mounted on the rail main body, whereby a cavity for receiving an end-side end section of the heating composite films 1, 1 'is formed, to which these connection devices 80 have been described above.
  • the cover 220 has, in addition to a horizontal section, which extends substantially parallel to the floor section 210 of the rail main body, a longitudinal side section 230 extending perpendicularly from the horizontal cover section, vertically downwardly in the direction of the heating composite films 1, 1 '. extends.
  • the cavity formed by the rail takes in addition to the specified end portions of the Schuverbundfolien the cables on, which serve to connect the respective film webs to the power supply.
  • a PTC thermistor cable in this regard which is coupled to the connecting device 80 as described above, is provided with the reference numeral 250 in FIG. 7a.
  • a seal 240 is provided in the described embodiment, which runs on the edge of the longitudinal side section 230 of the rail cover 220 and rests against the heating composite film webs 1, 1' in the assembled state. so that the cavity of the rail is completely sealed.
  • the rail 220 is fastened with its rail base body to the substrate and subsequently the material bed 300 is applied to the substrate. Thereafter, the Schuverbundfo- lienbahnen be aligned, the webs first with their end faces on which the connection means 80 are mounted, fixed to the bottom portion 210 of the rail 200, for example, glued. Then the foil webs are pressed into the mortar bed with a smoothing trowel. By the pressure with the trowel, the mortar composition is brought to the surface through the holes 60 and equalized by sliding movement simultaneously to a fattened surface. After drying, the surface can be walked on without damaging the foils or copper tapes. The substrate is then prepared for all kinds of floor coverings.
  • tiles can be applied in the usual way to the prepared as described substrate. It can be provided that the height of the rail 200 just corresponds to the height of the tiles, so that the rail cover and the tiles form a continuous plane.
  • the inventive design of the heater has the consequence that a few millimeters additional Height sufficient to integrate such a heating system.
  • the complete contacting and testing of the heating system takes place after the drying of the first application layer and before laying the floor.
  • cables are attached to the two connection devices of each Schureundfolienbahn and connected to a power supply. Since, as described, the contacts are only in the rail 200, the function of the heating system is always ensured.
  • inventive heating composite film webs 2 - I 1 which are arranged for heating a given space surface and connected to a power supply 120.
  • the film webs 2-7 are aligned parallel to one another as described above and protrude into the rail 200 with their respective end sections on which the respective two connection devices for the electrical connection of the heating foils are located.
  • the two film webs 6, 7 are electrically connected in parallel.
  • the power supply 120 is designed as a transformer, which is the input side of 230 volts AC voltage and five controllable DC voltage outputs whose output voltages are controlled by a controller 130.
  • This control device measures via a temperature transmitter 140, the temperature at the top of the material bed, ie in the region of the contact surface to the actual floor covering.
  • the controller 130 is connected to a room thermostat 150, at which the room temperature is measured and the user can specify a set temperature.
  • the controller 130 controls the outputs of the transformer 120 in response to an actual target temperature comparison.
  • the actual temperature is a room temperature and the setpoint temperature the desired room temperature set on the room thermostat.
  • the temperature in the area of the floor covering is simultaneously monitored by the temperature sensor 140 and the power supply is switched off when a predetermined limit value is exceeded.
  • connection element 91, 92 contact socket

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Central Heating Systems (AREA)
  • Road Paving Structures (AREA)
  • Surface Heating Bodies (AREA)

Abstract

L'objet de l'invention est un dispositif de chauffage (1, 1') insérable dans un lit de matière (300) pouvant être durci, tel que de la colle pour carrelage, du mortier, une chape et analogues, et dont le coût de fabrication est avantageux. À cet effet, le dispositif de chauffage électrique selon l'invention englobe une feuille chauffante avec une couche (40, 41) conductrice d'un courant de chauffage dans un matériau résistif, la feuille de chauffage présentant une pluralité de perforations (60). L'invention concerne en outre un procédé de fabrication du dispositif de chauffage selon l'invention, un procédé d'installation de ce type de dispositif de chauffage ainsi qu'un rail (200) destiné à être installé conjointement avec ce type de dispositif de chauffage.
PCT/DE2007/001565 2006-09-04 2007-09-01 Dispositif de chauffage WO2008028470A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102006041775A DE102006041775A1 (de) 2006-09-04 2006-09-04 Heizungseinrichtung
DE102006041775.5 2006-09-04

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WO2008028470A2 true WO2008028470A2 (fr) 2008-03-13
WO2008028470A3 WO2008028470A3 (fr) 2008-10-09

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WO (1) WO2008028470A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
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WO2017002044A2 (fr) * 2015-06-29 2017-01-05 Revigrés - Indústria De Revestimentos De Grés, Lda. Plaques céramiques revêtues, éléments d'accouplement pour plancher et leurs utilisations
DE102018103789B4 (de) 2018-02-20 2023-05-04 Ardex Gmbh Heizmatte für eine Flächenheizung, Flächenheizung zum Heizen eines Raumes eines Gebäudes sowie Verfahren zur Herstellung einer Heizmatte für eine Flächenheizung
DE102020100746B4 (de) * 2020-01-14 2022-08-04 Infinite Flex GmbH Bauplatte mit einer Heizfolie

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GB2332045A (en) * 1997-11-21 1999-06-09 David Marrs Heated flooring module
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