WO2012136399A1 - Câble et ensemble de capteurs ou dispositif comprenant un câble - Google Patents

Câble et ensemble de capteurs ou dispositif comprenant un câble Download PDF

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Publication number
WO2012136399A1
WO2012136399A1 PCT/EP2012/052033 EP2012052033W WO2012136399A1 WO 2012136399 A1 WO2012136399 A1 WO 2012136399A1 EP 2012052033 W EP2012052033 W EP 2012052033W WO 2012136399 A1 WO2012136399 A1 WO 2012136399A1
Authority
WO
WIPO (PCT)
Prior art keywords
cable
cross
linked
region
sheath
Prior art date
Application number
PCT/EP2012/052033
Other languages
German (de)
English (en)
Inventor
Sinasi Temiz
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
Priority to CN201280016483.3A priority Critical patent/CN103460307B/zh
Priority to EP12703299.3A priority patent/EP2695168B1/fr
Publication of WO2012136399A1 publication Critical patent/WO2012136399A1/fr

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
    • H01B13/22—Sheathing; Armouring; Screening; Applying other protective layers
    • H01B13/228—After-treatment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B7/00—Insulated conductors or cables characterised by their form
    • H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
    • H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
    • H01B7/24—Devices affording localised protection against mechanical force or pressure

Definitions

  • the present invention relates to a cable, and a sensor assembly and apparatus comprising such a cable. Cables for producing a conductive connection are known from the prior
  • cables which consist of a conductive cable core and an insulating cable sheath.
  • cable grommets are attached in the corresponding places in the prior art. Cable grommets are usually made of rubber or other plastic material shaped sleeves through which the cable runs and which cause local stabilization of the inner cable in the places where they are provided.
  • a disadvantage of such cable grommets is that depending on the dimension of the cable a correspondingly shaped cable grommet is necessary. Also, the space requirement of the cable grommets, depending on the shape and size often considerable, which is precisely in confined spaces, such as. in the engine compartment of an automobile, is disadvantageous. Furthermore, such cable grommets may slip as long as they are merely pulled loosely over the cable. For example, if the cable grommets are connected to the cable by deformation, the cable may already be damaged during deformation.
  • the cable is rigid by deforming, so that even here a kinking can occur at the resulting predetermined breaking point.
  • Another disadvantage of cables with cable grommets of the prior art is that the cable grommets separately and therefore in addition to the cable must be made, which the technical, organizational and economic effort in the
  • the cable according to the invention with the features of claim 1 is characterized by a simplified structure, which, however, all known in the prior art disadvantages are overcome.
  • the cable according to the invention in this case comprises a cable core, which is formed from a conductive material and a cable sheath or a cable sheath, advantageously made of an insulating material. Further, the material of this cable sheath at least a first region and at least a second region, wherein the material of the first region is cross-linked and wherein the material of the second region is not and / or less strongly cross-linked than the material of the first region. Such cross-linked regions are created by a targeted cross-linking reaction of the sheath material.
  • the cable sheath is formed of a material whose molecules are e.g. have functional, ie reactive groups, which can enter into a chemical compound with each other, for example, with just such groups of adjacent molecules directly, or via a coupling agent.
  • cross-linking additional connections are created between the molecules of the cable sheath material, forming a more or less close-meshed braid
  • Crosslinking reaction can be controlled selectively, so that the material more cross-linked areas, ie areas with a high degree of crosslinking, and less strongly cross-linked areas, ie areas with lower
  • Degree of crosslinking may have. Due to this cross-linking reaction, the material is stabilized at the corresponding cross-linked areas opposite areas with no or less cross-linked material, so that the cable according to the invention against heat, chemicals or
  • the stability or elasticity of the cable can be variably set at designated locations, so that even when winding or bending the cable and thus the cable core before kinking or Break is protected. Also is the
  • Abrasion resistance of the cable increases at the cross-linked areas, which can be dispensed with additional protective hoses.
  • cross-linked areas along the cable according to the invention are additional, formed of separate materials cable grommets and
  • Cable according to the invention facilitates, since both the manufacture and the provision of a suitable cable grommet, as well as the step of slipping the cable grommet, as well as their adequate attachment to the cable, with the disadvantages mentioned above, omitted.
  • the cable according to the invention thus has cross-linked and non-cross-linked and / or less strongly cross-linked regions. If the material of the cable is formed only from more strongly cross-linked and less strongly cross-linked regions, this results in a further advantage, in particular if the cable end is to be connected to a sensor or control unit. On such a
  • connection point it is particularly important to provide a cable reinforcement, since the cable otherwise due to its own weight for kinking or
  • the cable can be cut at any point, for example, to be connected to a sensor.
  • the cable is significantly better stabilized by at least one less strongly formed crosslinking, that is, by a lower degree of crosslinking of the material, than in the case of a non-crosslinked region.
  • the cable according to the invention is variable in use and unnecessary cable waste is avoided, which reduces the overall cost of the cable.
  • a significant increase in the stability of the cable material can already be achieved by cross-linking a corresponding region to a degree of crosslinking of preferably about 25%.
  • the degree of crosslinking of the more crosslinked region is at least 50%, as is the stabilizing
  • Suitable materials which can be crosslinked are e.g. polymeric
  • the cable according to the invention is therefore characterized by a simplified structure, an extraordinary physical, chemical and mechanical
  • the cable according to the invention is preferably characterized in that the more strongly crosslinked region of the cable sheath is provided at at least one end of the cable. Since the cable end mostly for connection to any
  • a stabilization of the cable end is advantageous to prevent kinking of the cable or a cancel thereof by its own weight just at the junction or prevent.
  • the cross-linked areas of the cable sheath can be provided at any points of the cable.
  • the stabilization of the cable can be made flexibly at designated locations and be tailored according to the purpose of use. It is preferred, however, if several cross-linked regions are equally spaced along the cable. This has the advantage that the
  • the cable sheath comprises at least one inner layer and one outer layer, wherein the material comprising the crosslinked region and the non-crosslinked and / or less strongly crosslinked region forms the outer layer.
  • Bendability or chemical or solvent resistance of the cable can be adjusted specifically.
  • the individual layers of the cable sheath can be formed from the same or different materials. In particular, the resistance of the outer layer of the cable sheath crucial for the mechanical
  • this outer layer that is, the layer remote from the cable core, the stabilizing, crosslinked and not and / or less strongly cross-linked areas.
  • This also makes it possible to form the inner and outer layers of different materials.
  • Additional reinforcing element stabilizes the boundary region of the stabilized, more strongly crosslinked region of the cable sheath and of the region of the cable sheath that is not stabilized by reduced cross-linking. This is particularly advantageous if the cable should have a curvature in the boundary region or bent should be, because it stabilizes the cable additionally. Furthermore, the attachment of an additional reinforcement element is advantageous if the cable is to be additionally protected against acting forces against kinking or breaking off. Additional reinforcement elements are, for example, clip elements,
  • the cable sheath material can be cross-linked in the radial direction of the cable at designated locations at any depth. Often, a uniform deep cross-linking and this is a complete cross-linking of
  • the material forming the cable sheath is cross-linked in the radial direction at different depths.
  • an average stabilization ie a lower cross-linking depth
  • the material forming the cable sheath has cross-linked regions which are cross-linked at different depths in the radial direction, then the mechanical stability of the cable can be controlled specifically both locally and with respect to its size.
  • a cable is obtained, the defined, flexible, that is not stabilized and thus not cross-linked areas and / or less stabilized, so partially cross-linked in the radial direction areas or highly stabilized, so completely cross-linked in the radial direction
  • a cross-linked region of the cable sheath of the cable according to the invention is provided at least along part of the circumference, preferably at least along half the circumference of the cable sheath, and more preferably completely along the circumference of the cable sheath.
  • Cable sheath along the entire circumference in the cross-linked area leads to a uniform stabilization of the cable. This is especially in places of the cable, on the torsional forces or other mechanical forces acting, an advantage, since these points are thus sufficiently stabilized and the cable is protected against kinking or cable breakage.
  • the cable sheath of the cable according to the invention for example, be cross-linked only in one half of the cable sheath surface in a designated area.
  • a winding or bending of the cable according to the invention at its underside at least partially possible, which facilitates the winding or winding of the cable. Also by this training of crosslinking
  • Regions of the cable sheath of the cable according to the invention the mechanical stability of the cable can be controlled both locally and in terms of their size.
  • the invention relates to a sensor arrangement comprising a sensor and a cable as described above.
  • a sensor arrangement is used for example in an automobile, and here preferably in the engine compartment or chassis.
  • the cable according to the invention thus serves as
  • the cable according to the invention can be provided for any devices in which hitherto conventional cables produce a conductive connection. Due to its design with cross-linked and non-cross-linked areas of the cable sheath, the stability of the cable is specifically increased in a simple manner, whereby a cable with a simplified structure, high physical, chemical and mechanical stability is obtained, the uncomplicated, without high technical complexity to produce and to process.
  • Figure 1 is a schematic representation of a first embodiment of the invention
  • Figure 2 is a schematic representation of a second embodiment of the invention
  • FIG. 3 shows a cross section through a cable according to a third
  • Figure 4 shows a cross section through a cable according to a fourth
  • Figure 5 is a schematic representation of the method for producing the cable according to the invention
  • FIG. 1 shows a sensor arrangement according to a first embodiment of the invention.
  • the sensor arrangement has a sensor 9 and a cable 1 connected directly to the sensor 9.
  • the cable 1 has cross-linked regions 4 and 6 in its cable sheath 3, wherein the cross-linked region 4 is directly connected to the sensor 9 at the end 7 of the cable 1 and the cross-linked region 6 is arranged further apart along the cable 1.
  • the cable has in its cable sheath 3 also not and / or less strongly cross-linked areas 5.
  • the cross-linked region 4 is also more strongly cross-linked than the cross-linked region 6, wherein the degree of cross-linking of the cross-linked region 4 further increases in the direction of the sensor 9 and at the connection region to the sensor 9, ie at the end 7 of the cable 1, maximum. This is illustrated by the arrows that become larger in the direction of the sensor 9, which schematize the increase in the elastic modulus.
  • the cross-linked area 4 ensures that the cable 1 is permanently and sufficiently firmly connected to the sensor 9 and further by
  • the second embodiment of the invention in Figure 2 comprises a cable 1 with three non and / or less strongly cross-linked areas 5, wherein the
  • Figure 3 shows a cross section through a cable 1 according to a third
  • the cable core 2 is surrounded by an inner layer 3a of the cable sheath 3, which in turn is surrounded by an outer layer 3b of the cable sheath 3.
  • the outer layer 3b is completely cross-linked at the intended locations along its entire circumference and in the radial direction.
  • This two-layer construction allows a particularly good coordination of the physical, chemical and mechanical properties of the cable 1 according to the invention.
  • the outer layer 3 b can provide sufficient stability of the cable 1 according to the invention, while the inner layer 3 a, for example, additionally
  • Solvent resistance or temperature resistance brings. This is important if the cable 1, for example, in a region of elevated temperature such as in Combustion chamber of an automobile, is provided. Alternatively, the desired stability can also be provided predominantly or exclusively by the outer layer 3b, which, for one thing, meets the requirements
  • Figure 4 shows a cross section through a cable 1 according to a fourth
  • Embodiment of the invention Again, a two-layered construction of the cable sheath 3 can be seen again.
  • the outer layer of the cable sheath 3 further comprises a first region 3c and a second region 3d. Only the area 3c of the outer layer of the cable sheath 3 is strongly cross-linked. This promotes on the one hand the stability of the cable 1 and on the other hand receives a partial flexibility of the cable 1, so that the cable 1 remains more flexible overall, which prevents kinking or breaking off the cable 1, even when winding or winding the same.
  • FIG. 5 is a schematic representation of the method for producing the cable 1 according to the invention.
  • the device 11 shown here shows a cable 1 which, at certain intended areas 4, 6, 13, intervenes
  • Crosslinking units 12 is performed. These crosslinking units 12 are provided to cross-link the jacket material of the cable 1 at the intended areas 4, 6, 13. Examples of such crosslinking units 12 are provided to cross-link the jacket material of the cable 1 at the intended areas 4, 6, 13. Examples of such crosslinking units 12 are provided to cross-link the jacket material of the cable 1 at the intended areas 4, 6, 13. Examples of such crosslinking units 12 are provided to cross-link the jacket material of the cable 1 at the intended areas 4, 6, 13. Examples of such
  • Cross linking units 12 are e.g. Exposure devices or
  • Heating devices may also be provided to protect certain areas from exposure, allowing targeted formation of crosslinked and non-crosslinked or less heavily crosslinked areas.
  • the choice of the cross-linking unit 12 is dependent on the cross-linking material of the cable sheath 3. The cable material is therefore formed at the querzuvernetzenden points 4, 6, 13, that the action of the cross-linking units 12 a
  • Clutch agent causes.
  • Suitable cross-linking materials are, for example, polysilicones or polyurethanes, where as coupling agent for a polyurethane, e.g. a polyhydric alcohol can be provided.

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Insulated Conductors (AREA)

Abstract

L'invention concerne un câble (1) ainsi qu'un ensemble de capteurs et un dispositif comprenant un tel câble. Le câble comprend une âme de câble (2) et une gaine de câble (3). Un matériau constituant la gaine de câble (3) comprend au moins une première zone (4, 6) et au moins une deuxième zone (5), le matériau de la première zone (4, 6) étant réticulé transversalement tandis que le matériau de la deuxième zone (5) présente une réticulation transversale nulle et/ou moins forte que celle du matériau de la première zone (4, 6).
PCT/EP2012/052033 2011-04-06 2012-02-07 Câble et ensemble de capteurs ou dispositif comprenant un câble WO2012136399A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201280016483.3A CN103460307B (zh) 2011-04-06 2012-02-07 电缆和包括电缆的传感器组件及装置
EP12703299.3A EP2695168B1 (fr) 2011-04-06 2012-02-07 Câble et ensemble de capteurs ou dispositif comprenant un câble

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102011006848.1 2011-04-06
DE102011006848A DE102011006848A1 (de) 2011-04-06 2011-04-06 Kabel und Sensoranordnung bzw. Vorrichtung umfassend ein Kabel

Publications (1)

Publication Number Publication Date
WO2012136399A1 true WO2012136399A1 (fr) 2012-10-11

Family

ID=45571535

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2012/052033 WO2012136399A1 (fr) 2011-04-06 2012-02-07 Câble et ensemble de capteurs ou dispositif comprenant un câble

Country Status (4)

Country Link
EP (1) EP2695168B1 (fr)
CN (1) CN103460307B (fr)
DE (1) DE102011006848A1 (fr)
WO (1) WO2012136399A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0462499A2 (fr) * 1990-06-21 1991-12-27 ANT Nachrichtentechnik GmbH Câble à fibre optique
JP2000164046A (ja) * 1998-11-26 2000-06-16 Fujikura Ltd 電力ケーブル及びその敷設方法
WO2003098643A1 (fr) * 2002-05-15 2003-11-27 Studer Draht- Und Kabelwerk Ag Produit en forme de barre comprenant des systemes de connexion et/ou de fixation
EP1878961A1 (fr) * 2006-07-14 2008-01-16 Veritas Ag Tuyau flexible
US20100038011A1 (en) * 2008-08-18 2010-02-18 Honda Motor Co., Ltd. Method and member for retaining cable harness shape

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4877467A (en) * 1978-05-26 1989-10-31 Northern Telecom Limited Electrically insulated wire
JP2001221382A (ja) * 2000-02-09 2001-08-17 Sekisui Chem Co Ltd 可撓性管状体
JP3659215B2 (ja) * 2001-11-08 2005-06-15 東海ゴム工業株式会社 燃料ホース
DE50207999D1 (de) * 2002-05-07 2006-10-12 Ems Chemie Ag Gewellter Mehrschicht-Polymer-Schlauch- oder Rohrleitung mit reduzierter Längenänderung
DE10254849B3 (de) * 2002-11-25 2004-08-05 Robert Bosch Gmbh Anschlußleitung für einen Meßfühler
DE102004043452A1 (de) * 2004-09-06 2006-03-09 Neoperl Gmbh Sanitärschlauch sowie Verfahren zur Herstellung eines Sanitärschlauches

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0462499A2 (fr) * 1990-06-21 1991-12-27 ANT Nachrichtentechnik GmbH Câble à fibre optique
JP2000164046A (ja) * 1998-11-26 2000-06-16 Fujikura Ltd 電力ケーブル及びその敷設方法
WO2003098643A1 (fr) * 2002-05-15 2003-11-27 Studer Draht- Und Kabelwerk Ag Produit en forme de barre comprenant des systemes de connexion et/ou de fixation
EP1878961A1 (fr) * 2006-07-14 2008-01-16 Veritas Ag Tuyau flexible
US20100038011A1 (en) * 2008-08-18 2010-02-18 Honda Motor Co., Ltd. Method and member for retaining cable harness shape

Also Published As

Publication number Publication date
DE102011006848A1 (de) 2012-10-11
CN103460307A (zh) 2013-12-18
EP2695168A1 (fr) 2014-02-12
CN103460307B (zh) 2016-10-12
EP2695168B1 (fr) 2018-01-24

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