EP1145670A2 - Dispositif de chauffage à éléments chauffants pour lit d'eau - Google Patents

Dispositif de chauffage à éléments chauffants pour lit d'eau Download PDF

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Publication number
EP1145670A2
EP1145670A2 EP01108340A EP01108340A EP1145670A2 EP 1145670 A2 EP1145670 A2 EP 1145670A2 EP 01108340 A EP01108340 A EP 01108340A EP 01108340 A EP01108340 A EP 01108340A EP 1145670 A2 EP1145670 A2 EP 1145670A2
Authority
EP
European Patent Office
Prior art keywords
elements
temperature
metal plate
heating device
heating elements
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP01108340A
Other languages
German (de)
English (en)
Other versions
EP1145670A3 (fr
EP1145670B1 (fr
Inventor
Tasso Schielke
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.)
Vontana Industrie GmbH and Co KG
Original Assignee
Vontana Industrie GmbH and Co KG
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 Vontana Industrie GmbH and Co KG filed Critical Vontana Industrie GmbH and Co KG
Publication of EP1145670A2 publication Critical patent/EP1145670A2/fr
Publication of EP1145670A3 publication Critical patent/EP1145670A3/fr
Application granted granted Critical
Publication of EP1145670B1 publication Critical patent/EP1145670B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C21/00—Attachments for beds, e.g. sheet holders, bed-cover holders; Ventilating, cooling or heating means in connection with bedsteads or mattresses
    • A47C21/04—Devices for ventilating, cooling or heating
    • A47C21/048—Devices for ventilating, cooling or heating for heating
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47C—CHAIRS; SOFAS; BEDS
    • A47C27/00—Spring, stuffed or fluid mattresses or cushions specially adapted for chairs, beds or sofas
    • A47C27/08—Fluid mattresses or cushions
    • A47C27/085—Fluid mattresses or cushions of liquid type, e.g. filled with water or gel
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
    • H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
    • H05B3/262—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base the insulating base being an insulated metal plate
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B2203/00—Aspects relating to Ohmic resistive heating covered by group H05B3/00
    • H05B2203/021—Heaters specially adapted for heating liquids

Definitions

  • the invention relates to a heating device electric heating elements for waterbeds between a bed frame and a security film is arranged and regulates the temperature of a metal plate that is under the Safety film of a water bed core lying on it is attached, the heating elements with the bottom the metal plate in a flat case over a well thermally conductive layer are thermally connected.
  • a heater of this type in a heater of this type according to the DE 195 08 315 C1 are the electrical heating elements made of electrical conductors made of a pasty mixture Particles of precious metals such as gold, silver or Ruthenium, as well as from ceramic components, such as glass and aluminum oxides, which are in the form of a hybrid Conductor loop on a ceramic plate from one Alumina substrate are baked.
  • This electrical Conductors generate heat when the current flows through them the ceramic plates as heat exchangers as well as the well thermally conductive layer on the metal plate of the housing this heater is transmitted.
  • the ceramic plates do not act as heat generators, but only as pure heat exchangers from those of the electric brand Resistance conductor loops generated when current flows Warmth.
  • this heating device cannot different waterbed cores, i.e. Waterbed cores with different water volumes, with different texture of the metal frame, Foam or wood as well as different Covers, such as a covered and not covered waterbed core, because the different heat radiation losses the different circumstances mentioned above NTC sensor can not be detected.
  • the Experience has shown that the temperature of the waterbed core deviates significantly from its desired control temperature.
  • the metal plate on its underside with relative small ceramic plates as heat exchangers that take up only a small area of the metal plate zones in the heating phase on the metal plate different temperatures available. Consequently has a significant radiation surface Temperature ripple. Below this temperature ripple one understands deviations in temperature the surface of the metal plate in the form of Temperature peaks directly above the ceramic conductor and Temperature drops between each Ceramic ladders, which is noticeable in the heating phase makes.
  • NTC sensor has a Forwarding temperature to the controller, which with the actual mean temperature of the heating phase is not matches, but at most in the stationary state.
  • WO 98/36664 there is a water bed heater have been disclosed, in which a below the metal plate Layer with high electrical resistance attached and an electrical resistance wire heater is arranged thereon which is in turn a layer with a high electrical resistance to the housing is shielded.
  • This heater has similar disadvantages afflicted like the one mentioned at the beginning, namely that for example with an unintentionally high load and Deflection of the metal plate completely or the conductor loops can partially tear, causing the current flow is interrupted. This is all the more true, especially since there is between the electrical conductor loops and the one below housing bottom often for thermal insulation an air layer or another insulation layer soft material, which is a deflection of the Favored metal plate.
  • the invention has for its object a Heating device of the type mentioned create that while avoiding the aforementioned drawbacks on the one hand, overheating of the metal plate safely excludes and on the other hand a reliable regulation of the Temperatures of the water bed core at different Water volumes and different nature of the Frame, be it made of metal, foam or wood, as well at different room temperatures and covers and thus with different Guaranteed heat transfer conditions.
  • This task is in conjunction with the beginning solved generic term according to the invention solved by that the heating elements from several force and / or form-fitting through current-conducting coupling elements held together, current and heat conductive Metal elements and clamped between them Current flow through heat-generating PTC heating elements exist, and that the good heat-conducting layer between the bottom of the metal plate and the heating elements as double-sided adhesive film layer with good current-insulating properties is formed.
  • This training is the first Water bed heating with real ceramic heating elements created, i.e. with such PTC heating elements, which at Current flow directly generate the desired heat and not as in the prior art just as Heat exchanger of a burned-in hybrid resistance conductor loop act.
  • the heating elements are off several non-positively and / or positively by current-conducting Coupling elements held together by electricity and heat-conducting metal elements, the entire Bottom surface of the metal plate completely even and can be heated without a ripple worth mentioning.
  • the PTC heating elements offer a automatic and thus automatically occurring Safety function, because its electrical Resistance at a temperature of e.g. 90 ° C rises steeply and goes towards infinity at a temperature of 100 ° C, so that the current flow through the metal elements is interrupted and consequently overheating is excluded.
  • the metal elements made of aluminum or copper profiles large mass and thus also large storage capacity.
  • the PTC heating element is advantageously made of barium carbonate, Titanium oxide and other additives manufactured while the Film layer from a permanently elastic, with a Acrylic adhesive-filled thermal foil.
  • the coupling element is advantageously of a resilient Contact bracket formed, each two in phase Metal elements with the arranged in between PTC heating elements are non-positive, current and positive couples with each other. This way, with simple A very compact overall heating element created, which is placed on any in between Can do without adhesive layers.
  • To couple the Simplifying contact clips are the metal elements on their from the current-insulating and heat-conducting film opposite side with dovetail-shaped Recesses for positive engagement of the Provide contact clips.
  • the heating device has a total of four in parallel mutually extending metal elements with a total of six PTC heating elements arranged in between below the Metal plate and the film layer as total heating.
  • Invention is the heating device of two NTC sensors regulated, a first of which outside the Area of the metal plate in an outer area of the Housing is arranged so that it with the Waterbed core is in direct measurement contact and of which a second in a manner known per se below the Metal plate is arranged.
  • the second measures NTC sensor always the temperature of the metal plate
  • the first NTC sensor always the temperature of the waterbed core.
  • Both NTC sensors are with a micro-computer connected, which continuously evaluates both temperatures and the Temperature of the metal plate controls so that the Water temperature of the water bed core to the desired one adjustable temperature increases on a controller.
  • the microcomputer is like this set that the surface temperature of the metal plate Does not exceed 60 ° C. Furthermore, in the event of a break, a or both NTC sensors or a line leading to them from the micro-computer through a plausibility detection of the Exclusion of a malfunction ensured and thus both the temperature of the surface of the metal plate and also the temperature of the waterbed core to that after the DIN standard permissible values limited.
  • the new heating device 1 for a water bed 2 is according to Figures 1 and 2 between a Padding 3 of a bed frame 4, which is made of metal, Plastic or wood can exist, and one Security film 5 arranged.
  • the regulator of Waterbed heater is at 6 which are flexible conduit with 7 and 7a and the connector is designated 8.
  • On the in Trough shape designed security film 5 is the Waterbed core 9 placed.
  • the tub-shaped Safety film 5 is intended to be used if the Water bed core 9 whose total water content to catch up.
  • the water bed core 9, the security film 5 and the padding 3 are enveloped by one Cover upper part 10, which with a cover lower part 10a the cover 10, 10a by means of a not shown and circumferential zipper is connected at 10b (see Fig. 2).
  • Fig. 2 with Fig. 1 matching parts with the same reference numerals.
  • Water bed heating 1 should be in the water bed core 9 located water 9a to the desired temperature be heated.
  • This water 9a is completely subject different heat losses through radiation and by heat conduction, depending on whether, for example, on the Cover top 10 an upper bed is present or not or depending on whether the frame 4 made of wood, metal or There is foam.
  • All previously known Waterbed heaters only measure with one NTC sensor 13, which is attached to a metal plate 11, the Temperature of this metal plate 11. Accordingly, a such NTC sensor 13 only the temperature of this Regulate metal plate 11.
  • the different ones Radiation and heat dissipation losses of water 9a This NTC sensor 13 can be located within the water bed core 9 have no influence.
  • the inventive Heater 1 from the bottom up from a good heat-insulating and, if possible, the one facing downwards Upward heat by means of a coating 14b, e.g. made of aluminum or a vapor-deposited chrome layer reflective housing 14 made of plastic, of four Metal elements 15-18 made of extruded aluminum or copper profiles from a total of six with current flow heat-generating PTC heating elements 19-24 by current-conducting coupling elements 25, 26 force and are held together in a form-fitting and electrically conductive manner. Furthermore, the heating device 1 is a good one heat-conducting and current-insulating layer 27, the between the bottom 11a of the metal plate 11 and the Metal elements 15-18 and the PTC heating elements 19-24 is arranged.
  • the coupling elements 25, 26 are either partially or completely in the middle of one current-insulating layer 28, 28a encased so that the two coupling elements 25, 26 to avoid a Short circuit between the ends 25a, 25b of the Coupling element 25 and the ends 26a, 26b of the Coupling element 26 lying metal element 16 or 17 in no electrical contact to the area Coupling elements 25, 26, but only that in-phase metal elements 15 and 17 on the one hand and 16 and 18 on the other hand.
  • the Heating device 1 of two NTC sensors 12, 13 regulated, a first 12 outside the area the metal plate 11 on an outer region 14a of the Housing 14 is arranged such that it over the Security film 5 with the waterbed core 9 in direct Measuring contact is made, whereas a second NTC sensor 13 in in a known manner with the bottom 11a of the Metal plate 11 is in measuring contact via the foil 27.
  • Coupling elements 25, 26 designed in the manner of leaf springs both the metal elements 15-18 and the six PTC heating elements 19-24 non-positively and positively as well held together in a conductive manner.
  • FIGS. 5 and 6 show the heating device 1 4 in the assembled state removed housing 14. With FIG. 4 matching parts with the same reference numbers designated. Figures 5 and 6 show below the Metal plate 11 a strain relief area 14c and Power cable 7a and the ground connection 11b for the Metal plate 11. With Fig. 4 matching parts are with the same reference numerals. That also applies to the Fig. 7.
  • a current path 30 is with the Coupling element 26 and a further current path 31 with the Coupling element 25 electrically connected.
  • the alternating current flows in via the current path 30 both directions over the end 26a of the Coupling element 26 in the metal element 16 through the two PTC heating elements 19, 20 in the metal element 15 and from there on the end 25a of the coupling element 25 in the Rung 31.
  • the alternating current flows again over the Current path 30 and the coupling element 26 via its end 26b into the metal element 18, from this through the two PTC heating elements 23, 24 in the metal element 17 and from there over the end 25b of the coupling element 25 in the Rung 31.
  • the metal elements 15-18 either made Large or large aluminum or copper profiles great heat storage capacity exist on the one hand steady state of heat transfer the Metal plate 11 not only very quickly and evenly reached, but also a current flow at low electrical resistance of the metal elements 15-18 ensured, whereby the heat generation exclusively left to the PTC heating elements 19-24.
  • the permanent elasticity is particularly important in the present case, so that it does not have a Embrittlement a deteriorating heat transfer Air gap between the PTC heating elements 19-24 or Metal elements 15-18 one hand and the bottom 11a of the Metal plate 11 may arise on the other hand.
  • the trained as resilient contact clips Coupling elements 25, 26 each couple two in phase Metal elements 15-18 with those arranged in between PTC heating elements 19-24 both force, current and with each other. Otherwise required adhesive layers with the appropriate Problems with a poorer power line due to the electrical resistance of such adhesive layers dispensable. Since also the resilient Contact clips 25a, 25b; 26a, 26b of Coupling elements 25, 26 no dynamic loads exposed is permanent durability guaranteed.
  • the first to measure the temperature of the Water bed core 9 used NTC sensor 12 (see FIG. 3) and the second for measuring the temperature of the metal plate 11 NTC sensor 13 used are according to FIGS. 10 and 11 connected to a microcomputer 33, which itself is located in the controller housing 6.
  • This micro computer 33 continuously evaluates both temperatures and controls them Temperature of the metal plate 11 such that the Water temperature of the water bed core 9 on the desired, set on the controller housing 6 Temperature rises.
  • the microcomputer 33 takes care of this also for the fact that the surface temperature of the Metal plate 11 is limited to 60 ° C.
  • the each desired temperature can be set using a plus-minus switch 34 on the controller housing 6 on the corresponding Temperature scale 35 per diode light strip 36 and thus can be set without a slider that was previously common.
  • This micro-computer 33 will in the event of a failure of the two or both NTC sensors 12, 13 or one Break of a line leading to them by a Plausibility detection the exclusion of a malfunction ensured and both the temperature of the surface of the Metal plate 11 as well as the temperature of the Water bed core 9 limited.
  • the PTC elements 19-24 are like this anyway procure that in the event of an error, e.g. if the electronics fail or one of the two NTC sensors 12, 13, due to the increasing electrical resistance from a certain Temperature a temperature limit below the maximum permissible temperature of 125 ° C automatically given is.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (AREA)
  • Control Of Resistance Heating (AREA)
  • Resistance Heating (AREA)
  • Mattresses And Other Support Structures For Chairs And Beds (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)
  • Steam Or Hot-Water Central Heating Systems (AREA)
  • Heat-Pump Type And Storage Water Heaters (AREA)
EP01108340A 2000-04-10 2001-04-03 Dispositif de chauffage à éléments chauffants pour lit d'eau Expired - Lifetime EP1145670B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10017816A DE10017816C2 (de) 2000-04-10 2000-04-10 Heizungsvorrichtung mit elektrischen Heizelementen für Wasserbetten
DE10017816 2000-04-10

Publications (3)

Publication Number Publication Date
EP1145670A2 true EP1145670A2 (fr) 2001-10-17
EP1145670A3 EP1145670A3 (fr) 2002-05-08
EP1145670B1 EP1145670B1 (fr) 2005-03-16

Family

ID=7638256

Family Applications (1)

Application Number Title Priority Date Filing Date
EP01108340A Expired - Lifetime EP1145670B1 (fr) 2000-04-10 2001-04-03 Dispositif de chauffage à éléments chauffants pour lit d'eau

Country Status (4)

Country Link
US (1) US6426488B2 (fr)
EP (1) EP1145670B1 (fr)
AT (1) ATE290805T1 (fr)
DE (2) DE10017816C2 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101785614A (zh) * 2010-03-27 2010-07-28 青岛吴水塑料制品有限公司 一种水循环冷热式床垫体
DE202013003828U1 (de) 2013-04-23 2013-05-14 Sbi Polska Sp. Z O.O. Wasserbettenheizung mit Fernsteuerung

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KR101108037B1 (ko) 2004-04-30 2012-01-25 엘지전자 주식회사 건조기용 히터 어셈블리
US20090114634A1 (en) 2005-02-17 2009-05-07 David Naylor Heating unit for warming fluid conduits
US7230213B2 (en) * 2005-02-17 2007-06-12 David Naylor Modular heated cover
US9392646B2 (en) 2005-02-17 2016-07-12 417 And 7/8, Llc Pallet warmer heating unit
US8633425B2 (en) * 2005-02-17 2014-01-21 417 And 7/8, Llc Systems, methods, and devices for storing, heating, and dispensing fluid
US10920379B2 (en) * 2005-02-17 2021-02-16 Greenheat Ip Holdings Llc Grounded modular heated cover
US20090107986A1 (en) * 2005-02-17 2009-04-30 David Naylor Three layer glued laminate heating unit
US7183524B2 (en) * 2005-02-17 2007-02-27 David Naylor Modular heated cover
US20090101632A1 (en) 2005-02-17 2009-04-23 David Naylor Heating unit for direct current applications
US20090302023A1 (en) * 2008-05-12 2009-12-10 Thomas Caterina Heating unit for warming pallets of materials
US7880121B2 (en) * 2005-02-17 2011-02-01 David Naylor Modular radiant heating apparatus
US8258443B2 (en) * 2005-02-17 2012-09-04 417 And 7/8, Llc Heating unit for warming pallets
US9945080B2 (en) * 2005-02-17 2018-04-17 Greenheat Ip Holdings, Llc Grounded modular heated cover
US20090114633A1 (en) * 2005-02-17 2009-05-07 David Naylor Portable Pouch Heating Unit
US20090107972A1 (en) * 2005-02-17 2009-04-30 David Naylor Heating unit for warming propane tanks
US20090107975A1 (en) * 2005-02-17 2009-04-30 Thomas Caterina Heating unit for warming pallets
US20080272106A1 (en) * 2007-05-03 2008-11-06 David Naylor Grounded modular heated cover
US20060222034A1 (en) * 2005-03-31 2006-10-05 Cymer, Inc. 6 Khz and above gas discharge laser system
DE102006058881A1 (de) * 2006-12-13 2008-06-19 Siemens Ag Düsenbaugruppe für ein Einspritzventil und Einspritzventil
US20110099721A1 (en) * 2009-10-30 2011-05-05 Howell Charles A Weight efficient fluidized person-support apparatus
US20120085747A1 (en) * 2010-10-07 2012-04-12 Benson Chao Heater assembly and wafer processing apparatus using the same
CN102028363A (zh) * 2010-11-12 2011-04-27 权丰助 多功能发热床垫
DE102013001441B4 (de) * 2013-01-29 2015-07-16 Esw Gmbh Heizungsanordnung zum Aufheizen eines die Heizungsanordnung durchströmenden Mediums
US9237604B2 (en) * 2014-01-06 2016-01-12 Long-Huang Chang Heating cable control system
DE102015002478A1 (de) 2015-02-26 2016-09-01 Vontana Industrie Gmbh & Co. Kg Heizvorrichtung für Wasserbetten
CN105326258A (zh) * 2015-11-06 2016-02-17 深圳市科美佳包装设备有限公司 床体的加热装置及具有该装置的节能环保电热床
CN105640126A (zh) * 2016-03-07 2016-06-08 林圣玉 一种智能床头柜的多功能双床
CN106037336A (zh) * 2016-06-18 2016-10-26 中山市联润五金机械有限公司 一种通过人体红外线调控高低的智能家居床
US20220174908A1 (en) * 2020-12-04 2022-06-09 Summit Seeker Solutions LLC Temperature Controlled Pet Bed System

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WO1998036664A1 (fr) 1997-02-20 1998-08-27 Faber Electronics B.V. Element chauffant pour matelas a eau

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101785614A (zh) * 2010-03-27 2010-07-28 青岛吴水塑料制品有限公司 一种水循环冷热式床垫体
CN101785614B (zh) * 2010-03-27 2011-10-26 青岛吴水塑料制品有限公司 一种水循环冷热式床垫体
DE202013003828U1 (de) 2013-04-23 2013-05-14 Sbi Polska Sp. Z O.O. Wasserbettenheizung mit Fernsteuerung
DE202013004462U1 (de) 2013-04-23 2013-06-04 Sbi Polska Sp. Z O.O. Wasserbettenheizung mit Fernsteuerung

Also Published As

Publication number Publication date
EP1145670A3 (fr) 2002-05-08
DE10017816A1 (de) 2001-10-18
DE10017816C2 (de) 2002-11-14
EP1145670B1 (fr) 2005-03-16
US6426488B2 (en) 2002-07-30
DE50105581D1 (de) 2005-04-21
ATE290805T1 (de) 2005-04-15
US20010030186A1 (en) 2001-10-18

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