[go: up one dir, main page]

WO2016087054A2 - Système de chauffage pour une conduite de guidage de fluide - Google Patents

Système de chauffage pour une conduite de guidage de fluide Download PDF

Info

Publication number
WO2016087054A2
WO2016087054A2 PCT/EP2015/025096 EP2015025096W WO2016087054A2 WO 2016087054 A2 WO2016087054 A2 WO 2016087054A2 EP 2015025096 W EP2015025096 W EP 2015025096W WO 2016087054 A2 WO2016087054 A2 WO 2016087054A2
Authority
WO
WIPO (PCT)
Prior art keywords
connecting element
connector
heat
plug
heating system
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/EP2015/025096
Other languages
German (de)
English (en)
Other versions
WO2016087054A3 (fr
Inventor
Janosch ACKERMANN
Thomas Chaloupka
Ludwig Puskas
Ewald STORZ
Christian Diekmann
Christian Schmid
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.)
Eugen Forschner GmbH
Original Assignee
Eugen Forschner 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 Eugen Forschner GmbH filed Critical Eugen Forschner GmbH
Publication of WO2016087054A2 publication Critical patent/WO2016087054A2/fr
Publication of WO2016087054A3 publication Critical patent/WO2016087054A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L41/00—Branching pipes; Joining pipes to walls
    • F16L41/02—Branch units, e.g. made in one piece, welded, riveted
    • F16L41/021—T- or cross-pieces
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L25/00—Construction or details of pipe joints not provided for in, or of interest apart from, groups F16L13/00 - F16L23/00
    • F16L25/01—Construction or details of pipe joints not provided for in, or of interest apart from, groups F16L13/00 - F16L23/00 specially adapted for realising electrical conduction between the two pipe ends of the joint or between parts thereof
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F16L53/35—Ohmic-resistance heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
    • F16L53/00—Heating of pipes or pipe systems; Cooling of pipes or pipe systems
    • F16L53/30—Heating of pipes or pipe systems
    • F16L53/35—Ohmic-resistance heating
    • F16L53/38—Ohmic-resistance heating using elongate electric heating elements, e.g. wires or ribbons

Definitions

  • the invention relates to a heating system for a fluid-carrying line, comprising a fluid-carrying hose and at least one connecting element and / or a plug and / or a connector, as used for connecting plugs and hose couplings, according to the preamble of claim 1.
  • Such a heating system is known for example from DE 10 2010 032 189 A1.
  • a continuous heating element extends both along a fluid-carrying tube and along at least one connected thereto connector.
  • the preparation of such a heating system is very expensive due to a high proportion of manual winding work.
  • the object of the invention is to provide a heating system which is easy to produce and has a high efficiency.
  • the heating system according to the invention preferably has at least one heat-conducting element which enables the heat supplied by the heating conductors to be forwarded to adjacent components such as connecting elements, plugs, connectors or hose ends connected to them.
  • the heat input into the heating system can be limited to a single or to a few points or areas of the entire fluid line system, which are designed as hotspots and the there fed by electrical heating conductors heat over adjacent areas and even from a component connected to it Forward components and, in spite of only occasional infeed, ensure a uniform heating of the fluid. The effort for the attachment of the heating element is thereby reduced to a minimum.
  • the heat-conducting element itself is formed by the connecting element and / or the plug and / or the connector by its existing at least in some areas high thermal conductivity.
  • the increased thermal conductivity can be achieved by a fundamental selection of a material with a higher thermal conductivity for these components. But it is also a partial use of thermally conductive materials or a doping with thermally conductive particles possible, such as an embedding of particles, fabrics or knitted fabrics of a highly thermally conductive material in a carrier matrix of a less thermally conductive material.
  • the connecting element and / or the plug and / or the connector at least partially consist of a thermally conductive plastic.
  • the connecting element and / or the plug and / or the connector consist at least partially of a thermally conductive ceramic material.
  • the connecting element and / or the plug and / or the connector is provided with a heat-conductive sleeve made of metal as another heat-conducting element.
  • a heat-conductive sleeve made of metal as another heat-conducting element.
  • this is arranged according to a first advantageous alternative on a lateral surface of the connecting element and / or the plug and / or the connector.
  • this lateral surface is particularly advantageously chosen so that, after being joined with an adjacent component, it also bears against a wall of this component and thus forms a thermal bridge between the two assembled components.
  • the provided with a sleeve portions of the connecting element and / or the plug and / or the connector are advantageously at least partially provided with at least one winding of a heating element.
  • the sleeves can also be configured as a heat conductor itself.
  • the sleeves can be advantageously provided with at least one rib for guiding a heat conductor, in particular when mounted on a lateral surface.
  • Particularly advantageous is an arrangement of a plurality of uniformly spaced ribs, in the interstices find the heating wires a defined recording.
  • An inventive connecting element can for example also be advantageously arranged between at least two heatable hoses. It thus serves for flexible packaging of a heating system, since any type of hose and hose lengths can be connected by means of a heatable connecting element to a heating system.
  • the connecting element By winding the connecting element with at least one heating conductor, the connection serve as an intermediate heating between at least two connected to this hose ends.
  • At low outdoor temperatures by simultaneously heating at least one heat conductor in one of the hoses and at least one of the heating conductors on the connecting element, an increased energy input into the fluid can be achieved.
  • a sequential shutdown of individual heat conductors to the hoses and / or the connecting element is possible, whereby the energy consumption for the heating of the fluid is minimized and the overall efficiency is increased accordingly.
  • At least one control o- the control element for changing the heating power of at least one heat conductor is arranged on the heatable connecting element and or on the heatable connector or on the heatable connector.
  • a connecting element of the heating system is connected to at least one sealing element which seals a transition region between the connecting element and a connector or a plug.
  • Fig. 1 is an exploded perspective view of a connector and a connecting member to be connected thereto with a heat-conducting
  • FIG. 2 shows a longitudinal section through the components according to FIG. 1;
  • FIG. 3 shows the connector and the connecting element according to Figures 1 and 2 in the assembled state with heating elements attached to the connecting element and a tube end received by the connecting element;
  • Fig. 4 is an illustration of an alternative embodiment of a first half of a longitudinally split connector with a finned thermally conductive sleeve;
  • FIG. 5 shows a plug made of a highly heat-conductive material.
  • the receptacle 18 serves to receive a connecting element designated as a whole by 120.
  • the connecting element 120 has on a
  • this collar 126 has a plurality of projections 126 A which are arranged for axially defined and non-rotatable positioning in a connecting element 120 which is not shown
  • the collar 126 also has recesses 126B, which serve for the passage of leads 42 for the heating conductors 40 and 44 shown in Figure 3.
  • the connecting element 120 has at its end facing the connector 10 120 A inside a cylindrical receptacle 121 which serves to receive a four sealing surfaces equipped with sealing element 50 and the end of which also dips in the assembled state in the annular channel 18 A on the connector 10 and there As can be seen in FIG. 3, a welding collar 120B is formed for the material-locking connection of the connector 10 to the connecting element 120.
  • the weld collar 120B is, for example, after the joining of the connecting element 120 with the connector 10 by ultrasonic welding welded or fused from the front side 10A cohesively with the annular channel 18 A.
  • the sealing element 50 lies between the front side of the connecting piece 15 and a step-shaped shoulder 121 formed in the receptacle 121 of the connecting element 120.
  • the sealing element 50 ensures over the hitherto used in this area O-rings a particularly low-friction insertion of the plug 310 and yet ensures a high sealing effect.
  • the heat-conductive sleeve 123 extends over a large part of the lateral surface 122 of the connecting element 120 and after the joining of the connecting element 120 with the connector 10 also dives to a substantial extent in this, the heat introduced via the heat conductor 40 from the heat-conducting sleeve 123th over the entire length of the lateral surface 122 forwarded into the connector 10 inside.
  • the cohesive connection through the weld collar 120B forms in addition to the heat-conducting sleeve 123, a further thermal bridge between the connecting element 120 and the connector 10. As soon as the front part of a plug 310 is inserted into the bore 14 of the connector 10, this is still from the heating element 40 indirectly heated.
  • a cylindrical receptacle 128 is formed which, as shown in FIG. of a heated tube 30 is used.
  • the connecting element 120 has in its interior a nozzle-shaped projection 129 A, in which a passage 129 B is formed for the fluid delivered in the system.
  • the projection 129A forms with the wall of the kausele- 120 having the lateral surface 127 a ring channel 129.
  • this annular channel 129 the end of the heatable tube 30 shown only simplified inserted and surrounded there in the annular channel 129 from all sides by means of an adhesive 129C and after its curing fixed.
  • the amount of the adhesive 129C is so dimensioned that the adhesive 129C does not rise beyond the projection 129A after immersing the end of the tube 30 in the annular channel 129.
  • the boundary of the adhesive 129C is indicated in Figure 3 by a dashed line.
  • a collar 124 which has an inner collar ring 124A, an outer collar ring 124B and an annular groove 125 arranged between the collar rings 124A and 124B, is formed as an outer boundary of the lateral surface 127.
  • the collar 124 with the collar rings 124A, 124B has at least at one point a recess, which serves to carry out a supply line for the heating conductor 44.
  • the groove 125 serves in this case with an inwardly narrowing groove base for fixing the heating conductor 44 or the supply line to the connecting element 120.
  • connection of the two parts 20A and 20B of the connecting element 20 these are provided with at least two form-fitting intermeshing pins 28 and mating opposite holes 29.
  • the pins 28 and the holes 29 are designed so that they connect the two parts 20 A and 20 B of the connecting element 20 positively to one another. You can also be provided with not shown locking elements. In addition, a bond between the two parts 20 A and 20 B may be provided.
  • the intermediate spaces 25 between the ribs 26 serve to accommodate a helically wound around the central region 23 of the connecting element 20 heating conductor, which is formed analogously to the heating conductor 44 on the connecting element 120 in Figure 3.
  • the heating conductor 44 is connected by means of two leads 42 via a not shown control or Regeleinrichung example, to the electrical system of a vehicle and is used to heat a liquid urea-water mixture, which is also known under the name "AdBlue" and to reduce
  • the collar 24 may have a recess 24A through which the leads 42 are routed to the outside, and the leads 42 may also be connected to another via a plug (not shown) Be connected heating, which serves to heat the heated tube 30.
  • the connecting element 20 is coupled on one side with a connector 10 and on the other side with a heatable hose 30.
  • the hose 30 with its inner passage 36, the connecting element 20 or 120 with its passage opening 27 or 129 B and the through hole 14 in
  • Connector 10 form a contiguous fluid conduit system.
  • the tube 30 is aligned with its longitudinal axis with the longitudinal axis 21 of the connecting element 20 and with the longitudinal axis 1 6 of the connector 10.
  • the passage 36 of the Hose 30 is bounded by a wall. Around the wall around a heating conductor, not shown, is arranged.
  • the heating conductor is surrounded by an insulating sheath, also not shown in detail, which may be composed of several layers.
  • the outer layer is preferably formed by a corrugated tube or corrugated tube.
  • the connecting element 20 serves with its heating conductor for additional heating of the fluid carried in the interior in the coupling region between the hose 30 and the connector 10.
  • Such connecting elements 20 may preferably also be arranged between two hoses 30 as heating areas, which in turn are not heated.
  • different heating powers can be introduced into the fluid, for example, depending on the outside temperature.
  • the heating conductors in the hoses 30 can remain de-energized if the heating power introduced via a connecting element 20 arranged therebetween is sufficient for the fluid line system alone.
  • the heating conductors in the hoses 30 are then energized only at lower temperatures.
  • the heating conductors in the hoses 30 can be energized at not so low temperatures, while the heating conductors remain energized to the connecting element 20.
  • a connector 310 is shown with a housing 312 which is formed on the left side of the figure as an SAE plug and on the right side has a receptacle 318 for a tube 30, which is analogous to the receptacle 128 on the connecting element 120 is formed with a central nozzle and a surrounding annular space.
  • a through hole 314 is provided, which serves to direct a fluid.
  • a collar 313 and another collar with a groove-shaped receptacle 315 are formed for the connection to the connector 10.
  • a winding of a heating conductor 340 is provided on the outer circumference in the region of a lateral surface 320, by means of which heating energy is introduced into the plug 310 in the region of the receptacle 318.
  • the peculiarity of the plug or connector 310 shown in FIG. 5 is that it is made of a highly heat-conductive plastic or a highly heat-conductive ceramic material. This material allows that through the heating conductors 340 (see Fig. 6) introduced in the right-hand part heat energy propagates further in the entire connector 310 to the left and thus the contact point to an adjacent component, in particular the connector 10 and the tube 30, is sufficiently heated with.
  • Connector 310 has an embedded over almost the entire length sleeve 345 as an insert, which consists of a very good heat-conducting material, in particular a heat-conducting metal, such as copper.
  • the heat energy introduced into the connector 310 via the heating conductors 340 is forwarded, in particular, by means of the sleeve 345 into the left-hand part of the connector 310.
  • the plastic material or ceramic material, which surrounds the sleeve 345 may also be a good heat-conducting material, so that the positive heat conduction properties of the plastic material and the sleeve 345 complement each other.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Pipe Accessories (AREA)
  • Resistance Heating (AREA)
  • Instantaneous Water Boilers, Portable Hot-Water Supply Apparatuses, And Control Of Portable Hot-Water Supply Apparatuses (AREA)

Abstract

L'invention concerne un système de chauffage comportant au moins un tuyau (30) de guidage de fluide et au moins un élément de raccord (20; 120) pouvant être chauffé au moyen d'au moins un conducteur chauffant (40; 44; 340) et servant à raccorder le tuyau (30) à un autre tuyau (30) et/ou à un élément de liaison (310) et/ou à un connecteur (10). Selon l'invention, afin d'améliorer le transfert de chaleur du conducteur chauffant (40; 44; 340) au fluide, l'élément de raccord (20; 120) comporte au moins un élément thermoconducteur (20; 26; 120; 123; 310; 345) ou est raccordé à cet élément thermoconducteur, ce qui permet de propager la chaleur accumulée par les conducteurs chauffants (40; 44; 340) dans des pièces voisines.
PCT/EP2015/025096 2014-12-06 2015-12-05 Système de chauffage pour une conduite de guidage de fluide Ceased WO2016087054A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE202014105908.3U DE202014105908U1 (de) 2014-12-06 2014-12-06 Beheizungssystem für eine fluidführende Leitung
DE202014105908.3 2014-12-06

Publications (2)

Publication Number Publication Date
WO2016087054A2 true WO2016087054A2 (fr) 2016-06-09
WO2016087054A3 WO2016087054A3 (fr) 2016-08-04

Family

ID=52430708

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/EP2015/078739 Ceased WO2016087672A1 (fr) 2014-12-06 2015-12-04 Système de canalisation
PCT/EP2015/025096 Ceased WO2016087054A2 (fr) 2014-12-06 2015-12-05 Système de chauffage pour une conduite de guidage de fluide

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/EP2015/078739 Ceased WO2016087672A1 (fr) 2014-12-06 2015-12-04 Système de canalisation

Country Status (2)

Country Link
DE (2) DE202014105908U1 (fr)
WO (2) WO2016087672A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202018101453U1 (de) 2018-03-15 2018-03-23 Eugen Forschner Gmbh Dichtsystem
DE102017130156A1 (de) * 2017-12-15 2019-06-19 Eugen Forschner Gmbh Verriegelungsvorrichtung

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3026318B1 (fr) * 2015-12-23 2018-02-14 TI Automotive (Fuldabrück) GmbH Connecteur comprenant une aide au montage et procede de fabrication dudit connecteur
EP3769002B1 (fr) * 2018-03-23 2023-11-15 Voss Automotive GmbH Conduit de fluides chauffé comprenant une partie de blocage
DE102018107004B4 (de) * 2018-03-23 2025-11-06 Voss Automotive Gmbh Beheizte Medienleitung mit Fixierteil
DE102018117056A1 (de) * 2018-07-13 2020-01-16 Voss Automotive Gmbh Verbindungsanordnung, insbesondere zum Durchführen von wässrigen Harnstofflösungen

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010032189A1 (de) 2010-07-23 2012-01-26 Voss Automotive Gmbh Beheizbare Medienleitung und Verfahren zu deren Herstellung

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ATE533989T1 (de) 2007-04-26 2011-12-15 Voss Automotive Gmbh Leitungsverbinder für medienleitungen
ES2682301T3 (es) * 2007-04-26 2018-09-19 Voss Automotive Gmbh Conector de tubería para tuberías de fluidos
WO2008151924A2 (fr) * 2007-06-12 2008-12-18 Contitech Schlauch Gmbh Dispositif de raccord pour des tuyaux qui conduisent des milieux et qui peuvent être chauffés électriquement
CA2641492C (fr) * 2007-10-23 2016-07-05 Fiberspar Corporation Conduite chauffee et methodes de transport de fluide visqueux
DE202009012230U1 (de) * 2009-06-23 2010-11-04 Voss Automotive Gmbh Elektrisch beheizbare Medienleitung sowie Leitungsverbinder

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102010032189A1 (de) 2010-07-23 2012-01-26 Voss Automotive Gmbh Beheizbare Medienleitung und Verfahren zu deren Herstellung

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017130156A1 (de) * 2017-12-15 2019-06-19 Eugen Forschner Gmbh Verriegelungsvorrichtung
DE202018101453U1 (de) 2018-03-15 2018-03-23 Eugen Forschner Gmbh Dichtsystem

Also Published As

Publication number Publication date
WO2016087672A1 (fr) 2016-06-09
DE202014105908U1 (de) 2015-01-14
DE202015009428U1 (de) 2017-07-26
WO2016087054A3 (fr) 2016-08-04

Similar Documents

Publication Publication Date Title
WO2016087054A2 (fr) Système de chauffage pour une conduite de guidage de fluide
EP3008371B1 (fr) Raccord de conduites et jeu de conduites pour milieux fluidiques
EP2171337B1 (fr) Conduite a fluides surmoulee
EP2706280B1 (fr) Connecteur enfichable
EP2592982B1 (fr) Dispositif de chauffe instantané dynamique
EP2527703B1 (fr) Conduite de fluide
EP1777452B1 (fr) Connecteur chauffable
EP3158250B1 (fr) Conduite de fluide
EP2861913B1 (fr) Échangeur de chaleur
DE102008006323B4 (de) Reduktionsmittelversorgungssystem für einen Abgasreinigungskatalysator eines Verbrennungsmotors und Steckverbindung zum Anschließen von beheizbaren Flüssigkeitsleitungen
DE102016113493A1 (de) Leitungsverbinder und Verfahren zum Herstellen eines Leitungsverbinders
EP3382255B1 (fr) Conduite comprenant un raccord et procédé de fonctionnement de ladite conduite
EP3115671B1 (fr) Raccord de transition
DE202014003776U1 (de) Kunststoffrohr
EP2994680A2 (fr) Système de liaison et procédé de liaison d'éléments de guidage de fluides
EP3542092A1 (fr) Connecteur électrique
DE102014112731B4 (de) Temperierte SCR-Leitung und temperiertes SCR-Leitungsbündel
EP3382254B1 (fr) Conduite chauffée comprenant une prise et son procédé de fonctionnement
DE102017128658B4 (de) Leitungssystem für ein Fluid führende Leitungen
EP3424266A1 (fr) Cartouche chauffante avec tube de protection
EP3260277B1 (fr) Procédé et dispositif d'assemblage thermique d'une couche en matière plastique sur un tube en matière plastique
DE102006052978B3 (de) Metallischer Rohrverbinder
DE29920259U1 (de) Vorrichtung für den Einsatz in Scheibenwaschanlagen
DE10163425C1 (de) Brennstoffleitungssystem zum Zuführen von Brennstoff zu einer Brennkammer
DE7920698U1 (de) Muffe zur verbindung zwischen einem verteilerrohr und einem anschlussrohr

Legal Events

Date Code Title Description
122 Ep: pct application non-entry in european phase

Ref document number: 15831136

Country of ref document: EP

Kind code of ref document: A2