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EP1061776B1 - Dispositif de chauffage destiné au réchauffement de l'air - Google Patents

Dispositif de chauffage destiné au réchauffement de l'air Download PDF

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Publication number
EP1061776B1
EP1061776B1 EP99111605A EP99111605A EP1061776B1 EP 1061776 B1 EP1061776 B1 EP 1061776B1 EP 99111605 A EP99111605 A EP 99111605A EP 99111605 A EP99111605 A EP 99111605A EP 1061776 B1 EP1061776 B1 EP 1061776B1
Authority
EP
European Patent Office
Prior art keywords
radiator
positioning frame
elements
frame
heating device
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.)
Expired - Lifetime
Application number
EP99111605A
Other languages
German (de)
English (en)
Other versions
EP1061776A1 (fr
Inventor
Franz Bohlender
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.)
DBK David and Baader GmbH
Original Assignee
DBK David and Baader 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 DBK David and Baader GmbH filed Critical DBK David and Baader GmbH
Priority to ES99111605T priority Critical patent/ES2236991T3/es
Priority to EP99111605A priority patent/EP1061776B1/fr
Priority to DE59911409T priority patent/DE59911409D1/de
Priority to US09/578,013 priority patent/US6472645B1/en
Publication of EP1061776A1 publication Critical patent/EP1061776A1/fr
Application granted granted Critical
Publication of EP1061776B1 publication Critical patent/EP1061776B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H3/00—Air heaters
    • F24H3/02—Air heaters with forced circulation
    • F24H3/04—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element
    • F24H3/0405—Air heaters with forced circulation the air being in direct contact with the heating medium, e.g. electric heating element using electric energy supply, e.g. the heating medium being a resistive element; Heating by direct contact, i.e. with resistive elements, electrodes and fins being bonded together without additional element in-between
    • F24H3/0429—For vehicles
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24H—FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
    • F24H9/00—Details
    • F24H9/18—Arrangement or mounting of grates or heating means
    • F24H9/1854—Arrangement or mounting of grates or heating means for air heaters
    • F24H9/1863—Arrangement or mounting of electric heating means
    • F24H9/1872—PTC
    • 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
    • H05B3/14—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 the material being non-metallic
    • 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
    • H05B3/40—Heating elements having the shape of rods or tubes
    • H05B3/42—Heating elements having the shape of rods or tubes non-flexible
    • H05B3/48—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material
    • H05B3/50—Heating elements having the shape of rods or tubes non-flexible heating conductor embedded in insulating material heating conductor arranged in metal tubes, the radiating surface having heat-conducting fins
    • 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
    • H05B2203/02—Heaters using heating elements having a positive temperature coefficient

Definitions

  • the invention relates to a heater for air heating and to a method for mounting the same as well as on radiator assemblies and positioning frames, the parts of the heater are.
  • the invention relates to such Heaters having PTC elements.
  • European patent application EP 06 016 486 A shows a heating device PTC heating elements held in a position frame and directly with heat transfer fins to communicate the heat.
  • the position frame, the heat transfer fins and the required electrode surfaces become stacked and compressed by means of leaf springs, which are placed on the stack.
  • US Pat. No. 4,327,282 discloses an electrical resistance heating element known in which PTC elements without frames between Electrode sheets are clamped, and the layered structure of laterally deferred Clamps is held together with U-shaped cross-section.
  • the invention is therefore based on the object, a heater, a radiator assembly and a positioning frame with improved mounting characteristics as well to provide a method for mounting such a heater. This object is solved by the subject-matter of claims 1, 16, 18 and 24.
  • a positioning frame is used which makes it possible to To clip radiator elements to position frames, i. snap latching to connect, creating prefabricated units that without special Care are easy to handle. Because these prefabricated units also the radiator elements include, the number of times required for the installation of the heater Parts reduced. These few prefabricated radiator assemblies can be subsequently stack quickly and by hand.
  • the invention is therefore particularly advantageous for thin PTC elements, which have a thickness of about 1.1 mm and in conventional Arrangements require special manual care.
  • radiator elements instead of radiator elements, one-sided or two-sided, electrode plates to engage, allows the prefabrication of a variety of different radiator assemblies and further increases the assembly suitability.
  • the execution of the electrode sheets with terminal lugs allows a variety of Connection techniques for electrical power supply.
  • angled connection lugs advantageous for both welding connections and plug-in connections.
  • the position frame can for receiving the at least one PTC element breakthroughs which can be produced inexpensively and for weight reduction contribute.
  • radiator elements which consist of a radiator plate and a plate element are formed, since the corrugated fin shape of the fin elements cost which leads to a low total weight and as a result of them formed channels and the large surface of the lamellar elements heat dissipation allows the flowing air in a particularly favorable manner.
  • the radiator plates with the respective fin elements are advantageously connected by Crimplaschen, which are transferred during production. This allows the assembly of the radiator elements without additional elaborate manufacturing steps.
  • Fig. 4a shows a side view of a radiator assembly consisting of a Position frame, a radiator element of a third embodiment and a Electrode sheet of a second embodiment.
  • Fig. 4b shows a radiator assembly consisting of a positioning frame and a radiator element in front view.
  • Fig. 6a and 6b illustrate in side and front view of the joining technique between Retainer and spring clip by means of retaining tab.
  • Fig. 6c and 6d illustrate in plan view, the rotatability of the retaining tab.
  • the position frame is preferably made of plastic, such as polyamide, and can be made of glass fiber reinforced to achieve increased mechanical stability.
  • the length of a position frame about 240 mm.
  • the position frame 10 has at its side edges 44 bulges, which is a noiseless Allow air flow.
  • the front edges 14 can bumpy Have buckles on both sides of the position frame, not shown in Fig. 1 are.
  • the positioning frame further comprises clip elements with lugs 16, 18 and recesses 20 on.
  • the position frame has four such clip elements, however, the number of these clip elements may deviate from this.
  • each clip element has two opposing lugs 16, 18, which are arranged to match the recesses 20.
  • the clip elements are preferably made of plastic, such as polyamide. In this case, the injection molding is used as the preferred manufacturing method.
  • radiator elements can be snapped onto the position frame latched latched.
  • a radiator element in a first embodiment is in Fig. 1 and consists of a radiator plate 22 and a fin element 28 in corrugated rib form.
  • the radiator plate 22 has at its ends Lamellenendbegrenzonne 24, the set the length of the corrugated fin element. Furthermore, the radiator has at his Side edges centrally each have a Crimplasche 26 for fixing the fin element 28th
  • the radiator element preferably has approximately the length and width of the position frame and has a preferred height of about 10 mm.
  • the Crimplaschen 26 are in a preferred embodiment 3 mm wide.
  • the radiator plate and the corrugated fins are preferably made of aluminum, the corrosion-resistant and very good heat-conducting.
  • the radiator sheet also be formed of brass.
  • a prefabricated radiator assembly is shown in which the one shown in FIG Position frame is clipped to the radiator element shown in Fig. 1 and to the on his other side additionally an electrode plate 30 is latched.
  • the electrode sheet 30 also has on a front side a terminal lug 32, with the advantageous Way an electrical connection can be made.
  • the electrical Connections of the heating elements can be used both as welding connections and as Plug connections are formed on the electrode sheet. By avoiding Rivet connections, a power supply can be performed up to a high current become. For example, a current of 160 A is possible.
  • a further embodiment of a radiator element is shown in which the Radiator 34 also takes over the function of an electrode sheet.
  • the Lamellenendbegrenzung 36 with an electrical terminal lug 38 in one piece connected.
  • FIG. 4a an arrangement similar to that of Fig. 2 is shown, but the corrugated fins the lamellar element 28 set closer.
  • the radiator panel of the Radiator via two crimps 26 on each side edge.
  • the electrode sheet with an angled terminal lug.
  • the order Fig. 4a without angled terminal lug is shown in Fig. 4b in front view.
  • FIG. 4c shows the radiator element of FIG. 4a in a separate representation.
  • a first embodiment of the heating device according to the invention is shown.
  • the device consists of a stacking or stacking of prefabricated radiator assemblies, which form a total of three heat levels. In this embodiment will a total power of 1000 W given. Other configurations have PTC elements with a total output of up to 2,000 W.
  • the layered radiator assemblies are enclosed on both sides by spring clips 56, wherein springs 62 between the brackets and the upper and lower radiator assembly provide the necessary high spring force.
  • Spring clips are particularly in position frames make sense to enclose four or more PTC elements.
  • a preferably centrally mounted headband 60th provided, which is preferably formed of stainless steel and formed electrically insulated becomes.
  • the headband 60 rotatable retaining tabs 64, the Mounting by suitable, preferably rectangular openings in the spring clips 56th used and twisted after pressure on the spring clip by 90 °.
  • the spring clips 56 are further stabilized with bars 58, which are preferably are made of plastic.
  • FIG. 7 shows a second embodiment of a heating device according to the invention, which differs from the embodiment shown in Fig. 5 mainly by the Number and type of radiator assemblies are different.
  • the side rails 66, 68 provided with suitable mechanical and electrical brackets.
  • First Radiator assemblies are formed by heating in the necessary for the heater Dimensions of frame connected to radiator elements and / or electrode sheets become. Radiator elements can also be interconnected. Further Different radiator elements can be used, for example, in distinguish the shape of the radiator sheets and also functions of electrode sheets can take over.

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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)
  • Resistance Heating (AREA)
  • Direct Air Heating By Heater Or Combustion Gas (AREA)

Claims (22)

  1. Cadre de positionnement (10), comprenant :
    des moyens (12) pour loger au moins un élément CTP - à coefficient de température positif - (46)
    caractérisé par
    des éléments d'arrêt (16, 18, 20) pour clipper un élément de radiateur sur au moins un côté du cadre de positionnement.
  2. Cadre de positionnement selon la revendication 1, les éléments d'arrêt comprenant au moins un nez de clip (16, 18).
  3. Cadre de positionnement selon la revendication 1 ou 2, les éléments d'arrêt étant disposés sur deux côtés opposés du cadre de positionnement.
  4. Cadre de positionnement selon l'une des revendications 1 à 3, les moyens comprenant au moins une rupture du cadre de positionnement pour le logement d'au moins un élément CTP.
  5. Cadre de positionnement selon l'une des revendications 1 à 4, comprenant de plus au moins un bombement bosselé sur une face frontale (14) du cadre de positionnement.
  6. Cadre de positionnement selon l'une des revendications 1 à 5, comprenant en outre des arêtes latérales bombées (44).
  7. Cadre de positionnement selon l'une des revendications 1 à 6, le cadre de positionnement étant fabriqué en polyamide.
  8. Bloc de radiateur, comprenant :
    un élément de radiateur et
    un cadre de positionnement (10) clippé à l'élément de radiateur selon au moins l'une des revendications 1 à 7.
  9. Bloc de radiateur selon la revendication 8, comprenant en outre au moins une plaque d'électrodes (30, 40, 48), deux éléments d'arrêt (18) étant disposés sur le cadre de positionnement pour clipper la plaque d'électrodes (30, 40, 48) sur au moins un côté du cadre de positionnement.
  10. Bloc de radiateur selon la revendication 9, la plaque d'électrodes présentant une barrette (32, 42, 52, 54).
  11. Bloc de radiateur selon la revendication 10, dans lequel la barrette est coudée.
  12. Bloc de radiateur selon l'une des revendications 9 à 11, dans lequel la plaque d'électrodes est reliée à une deuxième plaque d'électrodes par un pont (50) et forme ainsi un élément d'électrodes en deux parties.
  13. Bloc de radiateur selon l'une des revendications 8 à 12, dans lequel le bloc de radiateur comprend une plaque de radiateur (22, 34) et un élément à lamelles (28) en forme de nervures ondulées.
  14. Bloc de radiateur selon la revendication 13, dans lequel la plaque de radiateur comprend des brides serties (26) formées latéralement.
  15. Bloc de radiateur selon la revendication 13 ou 14, dans lequel la plaque de radiateur présente sur ses faces frontales des délimitations de lamelle (24, 36).
  16. Bloc de radiateur selon la revendication 15, dans lequel au moins une délimitation de lamelle est reliée d'une seule pièce à une barrette électrique (38).
  17. Dispositif de chauffage destiné au réchauffement de l'air, comprenant au moins un bloc de radiateur selon l'une des revendications 8 à 16.
  18. Dispositif de chauffage selon la revendication 17, comprenant en outre un cadre de maintien avec au moins un étrier de ressort (56) et au moins deux chapeaux (58, 66, 68).
  19. Dispositif de chauffage selon la revendication 18, dans lequel le cadre de maintien présente des ressorts (62) reliés à l'étrier de ressort (56).
  20. Dispositif de chauffage selon l'une des revendications 18 ou 19, dans lequel le cadre de maintien présente en outre un étrier de maintien (60) essentiellement central.
  21. Dispositif de chauffage selon la revendication 20, dans lequel l'étrier de maintien présente des brides de maintien (64) pouvant tourner sur ses extrémités.
  22. Procédé de montage d'un dispositif de chauffage selon l'une des revendications 17 à 21 comprenant les étapes suivantes :
    liaison des plaques de radiateur avec des éléments à lamelles pour la préfabrication d'éléments de radiateur ;
    accrochage par cliquet des éléments de radiateur préfabriqués et/ou des plaques d'électrodes sur le cadre de positionnement et mise en place d'éléments CTP pour la préfabrication de blocs de radiateur ; disposition par couches des blocs de radiateur préfabriqués ; et
    encadrement des blocs de radiateur disposés par couches dans un cadre de maintien.
EP99111605A 1999-06-15 1999-06-15 Dispositif de chauffage destiné au réchauffement de l'air Expired - Lifetime EP1061776B1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
ES99111605T ES2236991T3 (es) 1999-06-15 1999-06-15 Dispositivo de calefaccion destinado para el calentamiento de aire.
EP99111605A EP1061776B1 (fr) 1999-06-15 1999-06-15 Dispositif de chauffage destiné au réchauffement de l'air
DE59911409T DE59911409D1 (de) 1999-06-15 1999-06-15 Heizvorrichtung zur Lufterwärmung
US09/578,013 US6472645B1 (en) 1999-06-15 2000-05-24 Air heating device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP99111605A EP1061776B1 (fr) 1999-06-15 1999-06-15 Dispositif de chauffage destiné au réchauffement de l'air

Publications (2)

Publication Number Publication Date
EP1061776A1 EP1061776A1 (fr) 2000-12-20
EP1061776B1 true EP1061776B1 (fr) 2005-01-05

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP99111605A Expired - Lifetime EP1061776B1 (fr) 1999-06-15 1999-06-15 Dispositif de chauffage destiné au réchauffement de l'air

Country Status (4)

Country Link
US (1) US6472645B1 (fr)
EP (1) EP1061776B1 (fr)
DE (1) DE59911409D1 (fr)
ES (1) ES2236991T3 (fr)

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DE102009043032A1 (de) 2009-09-28 2011-03-31 Dbk David + Baader Gmbh Heizmodul, Verfahren zum Herstellen eines Heizmoduls und Heizer
DE102009043041A1 (de) 2009-09-28 2011-03-31 Dbk David + Baader Gmbh Heizer
DE102009043040A1 (de) 2009-09-28 2011-03-31 Dbk David + Baader Gmbh Heizer
DE102013001441A1 (de) * 2013-01-29 2014-07-31 Esw Gmbh Heizungsanordnung zum Aufheizen eines die Heizungsanordnung durchströmenden Mediums
EP2242327B1 (fr) 2009-04-14 2016-05-25 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique

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DE50201401D1 (de) * 2002-01-15 2004-12-02 David & Baader Dbk Spezfab Radiatorelement für eine Heizvorrichtung
FR2838599B1 (fr) * 2002-04-11 2004-08-06 Valeo Climatisation Dispositif de chauffage electrique, notamment pour appareil de chauffage et ou climatisation de vehicule
KR100926312B1 (ko) 2003-03-10 2009-11-12 한라공조주식회사 전열히터
EP1457367B1 (fr) * 2003-03-13 2008-02-06 Behr GmbH & Co. KG Appareil de chauffage électrique, en particulier pour véhicule
DE20305936U1 (de) 2003-04-12 2003-07-24 Beru AG, 71636 Ludwigsburg Vorrichtung zur Aufnahme von Keramik-Heizelementen
EP1467599B1 (fr) * 2003-04-12 2008-11-26 Eichenauer Heizelemente GmbH & Co.KG Dispositif pour l'admission des éléments de chauffe en céramique et procédé pour la production de tels
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DE50308976D1 (de) 2003-10-07 2008-02-21 Behr France Rouffach Sas Heizungsanordnung mit PTC-Element, insbesondere für ein Kraftfahrzeug
KR100445723B1 (ko) * 2003-11-18 2004-08-26 우리산업 주식회사 Ｐｔｃ 소자 모듈 및 이를 포함하는 차량용 프리히터
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JP2008071553A (ja) * 2006-09-13 2008-03-27 Calsonic Kansei Corp 電気ヒータ装置およびその製造方法
EP2025541B1 (fr) * 2007-07-18 2013-01-02 Eberspächer catem GmbH & Co. KG Elément d'un dispositif de chauffage produisant de la chaleur électrique
EP2017545B1 (fr) * 2007-07-18 2012-04-25 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
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US8057946B2 (en) * 2008-03-24 2011-11-15 GM Global Technology Operations LLC Integrated charge air heat exchanger
EP2109345B1 (fr) 2008-04-11 2010-07-28 Eberspächer catem GmbH & Co. KG Elément produisant de la chaleur et dispositif de chauffage comprenant un élément produisant de la chaleur
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FR2944395B1 (fr) * 2009-04-10 2016-01-01 Valeo Systemes Thermiques Armature pour un module chauffant electrique
JP5535740B2 (ja) * 2010-04-14 2014-07-02 三菱重工業株式会社 熱媒体加熱装置およびそれを用いた車両用空調装置
KR101219967B1 (ko) * 2010-09-28 2013-01-08 현대자동차주식회사 Ｐｔｃ히터를 이용한 차량용 난방장치 및 그 방법
CN102833896A (zh) * 2011-06-15 2012-12-19 上海华族实业有限公司 基于物联网通信的采用压接固定的电加热器
CN103096535A (zh) * 2011-11-08 2013-05-08 上海华族实业有限公司 翻边卡接固定散热条的ptc电加热器
EP2636981A1 (fr) 2012-03-09 2013-09-11 DBK David + Baader GmbH Dispositif de chauffage, élément de lamelle pour dispositif de chauffage et procédé de fabrication d'un élément de lamelle
DE102012106157A1 (de) 2012-07-09 2014-01-09 Dbk David + Baader Gmbh Lamellenelement und Verfahren zur Herstellung des Lamellenelements
DE102012109801B4 (de) * 2012-10-15 2015-02-05 Borgwarner Ludwigsburg Gmbh Elektrische Heizvorrichtung
DE102013111987B4 (de) * 2013-10-30 2016-02-04 Borgwarner Ludwigsburg Gmbh Verfahren zum Herstellen einer elektrischen Heizvorrichtung und Heizvorrichtung
DE102013226542A1 (de) * 2013-12-18 2015-06-18 MAHLE Behr GmbH & Co. KG Heizvorrichtung
FR3036915A1 (fr) * 2015-05-26 2016-12-02 Valeo Systemes Thermiques Module chauffant et dispositif de chauffage electrique comportant un tel module chauffant
US11111022B2 (en) * 2015-08-07 2021-09-07 Safran Seats Santa Maria Llc Thermally controlled surfaces
DE102016224296A1 (de) * 2016-12-06 2018-06-07 Eberspächer Catem Gmbh & Co. Kg Elektrische heizvorrichtung
JP6936575B2 (ja) * 2016-12-13 2021-09-15 株式会社日本クライメイトシステムズ 車両用空調装置の電気式ヒータ及びその製造方法
FR3062964A1 (fr) * 2017-02-14 2018-08-17 Valeo Systemes Thermiques Interface de connexion electrique d'un dispositif de chauffage electrique pour vehicule automobile
DE102017206964A1 (de) * 2017-04-25 2018-10-25 Mahle International Gmbh Elektrische Heizeinrichtung
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DE102018101453A1 (de) * 2018-01-23 2019-07-25 Borgwarner Ludwigsburg Gmbh Heizvorrichtung und Verfahren zum Herstellung eines Heizstabes
DE102019217234A1 (de) * 2019-11-07 2021-05-12 Eberspächer Catem Gmbh & Co. Kg PTC-Heizeinrichtung und elektrische Heizvorrichtung mit einer solchen PTC- Heizeinrichtung und Verfahren zur Herstellung einer elektrischen Heizvorrichtung

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EP2242327B1 (fr) 2009-04-14 2016-05-25 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
EP2242327B2 (fr) † 2009-04-14 2020-03-25 Eberspächer catem GmbH & Co. KG Dispositif de chauffage électrique
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DE102013001441B4 (de) * 2013-01-29 2015-07-16 Esw Gmbh Heizungsanordnung zum Aufheizen eines die Heizungsanordnung durchströmenden Mediums

Also Published As

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EP1061776A1 (fr) 2000-12-20
US6472645B1 (en) 2002-10-29
ES2236991T3 (es) 2005-07-16
DE59911409D1 (de) 2005-02-10

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