WO2017084841A1 - Procédé de fabrication d'un chauffage et d'un dispositif chauffant, chauffage et dispositif chauffant - Google Patents

Procédé de fabrication d'un chauffage et d'un dispositif chauffant, chauffage et dispositif chauffant Download PDF

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Publication number
WO2017084841A1
WO2017084841A1 PCT/EP2016/075788 EP2016075788W WO2017084841A1 WO 2017084841 A1 WO2017084841 A1 WO 2017084841A1 EP 2016075788 W EP2016075788 W EP 2016075788W WO 2017084841 A1 WO2017084841 A1 WO 2017084841A1
Authority
WO
WIPO (PCT)
Prior art keywords
rubber
heater
heating coil
tank
heating
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.)
Ceased
Application number
PCT/EP2016/075788
Other languages
German (de)
English (en)
Inventor
Ruben Schreiber
Reiner Luetzeler
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.)
Robert Bosch GmbH
Original Assignee
Robert Bosch 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 Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of WO2017084841A1 publication Critical patent/WO2017084841A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • 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
    • H05B3/78—Heating arrangements specially adapted for immersion heating
    • H05B3/82—Fixedly-mounted immersion heaters
    • 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 [2D] plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base
    • H05B3/267—Heating elements having extended surface area substantially in a two-dimensional [2D] plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base the insulating base being an organic material, e.g. plastic
    • 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
    • H05B2203/002—Heaters using a particular layout for the resistive material or resistive elements
    • H05B2203/003—Heaters using a particular layout for the resistive material or resistive elements using serpentine layout
    • 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
    • H05B2203/014—Heaters using resistive wires or cables not provided for in H05B3/54
    • 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
    • H05B2203/017—Manufacturing methods or apparatus for heaters
    • 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
    • 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
    • H05B2214/00—Aspects relating to resistive heating, induction heating and heating using microwaves, covered by groups H05B3/00, H05B6/00
    • H05B2214/03—Heating of hydrocarbons

Definitions

  • the invention relates to a method for producing a heater, in particular for a tank of a motor vehicle, having a heating coil with a
  • Rubber sheath has.
  • the invention relates to a method for producing a heating device, in particular for the tank of a motor vehicle, which has a heating with a heating coil and a rubber jacket, and a radiator, wherein the heater is applied to the radiator and both at least in
  • the invention relates to a corresponding heating and a
  • the invention relates to a tank and an exhaust aftertreatment system with such a heater.
  • Motor vehicles usually have a tank for safekeeping and storage
  • Exhaust aftertreatment agent liquid exhaust aftertreatment agent for exhaust aftertreatment is ready, it is known such tanks a
  • Assign heating device if necessary, frozen Thawing the exhaust aftertreatment agent. It is known, a heating coil in contact with a radiator, in particular aluminum body, with a
  • the method according to the invention with the features of claim 1 has the advantage that the heater, which has the heating coil and the rubber jacket is produced as a pre-assembly, so that the insertion of the Schuchtis with the rubber jacket or the heater is simplified to a radiator or between two radiators ,
  • the heating coil extends in particular in a plane extending between two
  • pliable rubber sheets is placed, and in a second step, the rubber sheets are heated and pressed against the heating coil so that they melt and vulcanize to form the rubber jacket.
  • heating and pressing the rubber sheets is achieved that they are liquefied and thereby enclose the heating coil completely secure.
  • vulcanization is achieved beyond that of the two previously formed separately from each other
  • Rubber foils a closed rubber sheath is made, so that the heating coil is preferably enclosed on up to the electrical contact-free contact points of cross-linked rubber.
  • Rubber film is placed on a first mold, that the heating coil is placed on the first rubber film, and that the second rubber film is placed on the heating coil and the first rubber film. This will be the Heating coil arranged in a simple manner between the two rubber sheets.
  • a second mold is placed on the second rubber sheet and pressed against the first mold, so that the rubber sheets are pressed into abutting contact with the heating coil.
  • first and / or second mold are heated during pressing in order to melt the rubber films and vulcanize, so that the combination of heating coil and rubber films described above results. This creates an easy to handle
  • Thermal conductivity of the rubber jacket is preferably increased by adding or producing the rubber films with heat-conductive fillers, such as, for example, boron nitride.
  • the inventive method with the features of claim 5 for producing a heating device is characterized in that the heating is produced by the inventive method in a preparation step. This results in the heating already mentioned advantages.
  • the heater is thus easy to handle and on or in the
  • Radiator can be arranged so that a good investment contact and thus optimum heat transfer is ensured by the heating coil through the rubber jacket in the radiator.
  • the heater according to the invention with the features of claim 7 is characterized in that the rubber coating is formed by two at least substantially melted and vulcanized, and the heating coil between them substantially receiving rubber films. This results in the already mentioned advantages.
  • the heating device according to the invention with the features of claim 7 is characterized by the inventively designed heater. It revealed the advantages already mentioned, in particular with regard to the advantageous heat transfer into the radiator.
  • the tank according to the invention with the features of claim 8 is characterized by the heating device according to the invention. This results in the already mentioned advantages.
  • the exhaust aftertreatment system according to the invention with the features of claim 10 is characterized by the tank according to the invention. This results in the already mentioned advantages.
  • Figure 2A to C an advantageous method for producing a
  • Figure 3 shows an advantageous heating of the exhaust aftertreatment system in a sectional view.
  • Figure 1 shows in a simplified plan view of a motor vehicle 1, which has an internal combustion engine 2, which is connectable by an actuated clutch 3 with a plurality of selectable gear ratio transmission 4, wherein the transmission 4 is connected on the output side with drive wheels 5 of the motor vehicle 1.
  • an exhaust tract 6 which has an exhaust pipe 7 through which exhaust gases generated by the internal combustion engine 2 are performed.
  • a catalyst 8 and a metering valve 9 are arranged, wherein the metering valve 9 is arranged upstream of the catalyst 8 to the exhaust pipe 7.
  • the metering valve 9 and the catalyst 8 belong to one
  • Exhaust after-treatment system 10 of the motor vehicle which also has a tank 11 for storing and providing a liquid
  • Exhaust aftertreatment agent comprises.
  • the tank 11 is through a
  • Conveyor 12 is connected to the metering valve 12, which supplies the liquid exhaust aftertreatment agent from the tank 11 to the metering valve 9, if necessary. So even at ambient temperatures below the
  • the tank 11 is also associated with a heater 13.
  • FIGS. 2A to 2C show in several steps an advantageous method for producing the heating device 13.
  • FIG. 2A shows an arrangement of two rubber films 14, 15, between which a heating coil 16 is arranged.
  • the heating coil 16 runs
  • the pressing tool 18 has a first mold 19, with a recess 20, in which first the rubber film 15, then the heating coil 17 and then the rubber film 14 are inserted successively. Subsequently, a second pressing tool 21, which has a suitable insertable into the recess 20 projection 22, on the
  • the two pressing tools 19 and 21 are heated and pressed against each other, as shown by arrows in Figure 2C.
  • the pressing tools 19, 21 are heated in such a way that the rubber foils 14, 15 melt and occupy a liquid state, whereby the heating coil 16 is fully enclosed by the material of the rubber films 14, 15, so that a compact heater 23 results, which can be handled as a pre-assembly unit.
  • FIG. 3 shows the heating device 13, which has the advantageous heater 23.
  • the heater 23 with a side surface to a radiator 25, which is presently designed as aluminum body, created.
  • Radiator 25 and heater 23 are also encased by a plastic extrusion coating 26, which includes the radiator 25 and the heater 23. Only the
  • Connection contacts 17 are led out of the plastic extrusion coating 26 in order to be able to electrically contact the heating coil 16 from the outside.
  • Heating device 13 is then arranged on the tank 11, in particular on the inside.
  • the plastic of the plastic extrusion coating 26 is advantageously chosen such that it is resistant to the exhaust gas aftertreatment agent.
  • Unevenness of radiator and / or heating can be easily compensated or compensated. Due to the advantageous production of the heater 23 is also achieved that the heater 23 is easy to handle and in the manufacture of the heater 13 is usable.
  • an advantageous crosslinking of rubber material and heating coil 16 is also achieved, which ensures a good heat transfer from the heating coil 16 in the rubber material.
  • the heating coil 16 is finally positively enclosed by the material of the vulcanized rubber films 14, 15.

Landscapes

  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)

Abstract

L'invention concerne un procédé de fabrication d'un chauffage (23), notamment pour un réservoir (11) d'un véhicule automobile (1), lequel possède un serpentin chauffant (16) pourvu d'un gainage en caoutchouc (24). Selon l'invention, dans une première étape, le serpentin chauffant (16) est disposé entre deux films de caoutchouc (14, 15), notamment en défilant dans un plan, et dans une seconde étape, les films de caoutchouc (14, 15) sur le serpentin chauffant (16) sont chauffés et comprimés de manière à ce qu'ils fondent et se vulcanisent afin de former le gainage en caoutchouc (24).
PCT/EP2016/075788 2015-11-19 2016-10-26 Procédé de fabrication d'un chauffage et d'un dispositif chauffant, chauffage et dispositif chauffant Ceased WO2017084841A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015222799.5A DE102015222799A1 (de) 2015-11-19 2015-11-19 Verfahren zur Herstellung einer Heizung und einer Heizeinrichtung, Heizung und Heizeinrichtung
DE102015222799.5 2015-11-19

Publications (1)

Publication Number Publication Date
WO2017084841A1 true WO2017084841A1 (fr) 2017-05-26

Family

ID=57206285

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2016/075788 Ceased WO2017084841A1 (fr) 2015-11-19 2016-10-26 Procédé de fabrication d'un chauffage et d'un dispositif chauffant, chauffage et dispositif chauffant

Country Status (2)

Country Link
DE (1) DE102015222799A1 (fr)
WO (1) WO2017084841A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200100330A1 (en) * 2017-06-13 2020-03-26 I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini Flexible resistor
CN113170537A (zh) * 2018-07-19 2021-07-23 I.R.C.A.（共同）股份公司工业铠装及类似电阻 用于储罐的电加热器

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467349A (en) * 1943-08-13 1949-04-12 Gerrit Van Daam Electrically heated device
DE10036059A1 (de) * 2000-07-25 2002-02-21 Horn Gmbh Fabrik Fuer Metall S Elektrisches Heizband
US20050194378A1 (en) * 2004-03-05 2005-09-08 Adel Wiggins Group Straight ribbon heater
DE102011006105A1 (de) * 2011-03-25 2012-09-27 Robert Bosch Gmbh Funktionseinheit für einen Reduktionsmittel-Vorratstank sowie Reduktionsmittel-Vorratstank

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2467349A (en) * 1943-08-13 1949-04-12 Gerrit Van Daam Electrically heated device
DE10036059A1 (de) * 2000-07-25 2002-02-21 Horn Gmbh Fabrik Fuer Metall S Elektrisches Heizband
US20050194378A1 (en) * 2004-03-05 2005-09-08 Adel Wiggins Group Straight ribbon heater
DE102011006105A1 (de) * 2011-03-25 2012-09-27 Robert Bosch Gmbh Funktionseinheit für einen Reduktionsmittel-Vorratstank sowie Reduktionsmittel-Vorratstank

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20200100330A1 (en) * 2017-06-13 2020-03-26 I.R.C.A. S.P.A. Industria Resistenze Corazzate E Affini Flexible resistor
US11805573B2 (en) * 2017-06-13 2023-10-31 I.R.C.A. S.P.A. Industria Resistenze Corazatte E Affini Flexible resistor
CN113170537A (zh) * 2018-07-19 2021-07-23 I.R.C.A.（共同）股份公司工业铠装及类似电阻 用于储罐的电加热器
CN113170537B (zh) * 2018-07-19 2023-07-18 I.R.C.A.（共同）股份公司工业铠装及类似电阻 用于储罐的电加热器

Also Published As

Publication number Publication date
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