CN102597592A

CN102597592A - Electrically heatable media line and line connector

Info

Publication number: CN102597592A
Application number: CN2010800284802A
Authority: CN
Inventors: 萨沙·罗森费尔特; 马丁·莱希纳; 约瑟夫·布兰特; 哈拉尔德·哈根; 乌尔里希·希尔特门恩; 京特·西贝尔; 马库斯·贝格尔
Original assignee: Voss Automotive GmbH
Current assignee: Voss Automotive GmbH
Priority date: 2009-06-24
Filing date: 2010-06-24
Publication date: 2012-07-18
Anticipated expiration: 2030-06-24
Also published as: CN102597592B

Abstract

The present invention relates to an electrically heatable media line (1), comprises a fluid line (2) and at least one line connector (4), which is composed of a fluid connector (6) connected to a line end of the fluid line (2) and an outer housing (8). The fluid line (2) and the line connector (4) comprise electrical heating means (18, 22) and the fluid connector (6) is enclosed by the housing (8), at least in the region of the heating means (22) and together with an end section of the fluid line (2). The housing (8) comprises fixing means (30) for receiving, in a mechanically fixing manner, the fluid connector (6) with the connected line end and electrical conductors (20, 24, 26) and conductor connectors (28) of the heating means (18, 22).

Description

Can electrically heated media lines and guide coupling

Technical field

The present invention at first relate to a kind of as claimed in claim 1 as described in the preamble have fluid conduit systems and at least one guide coupling can electrically heated media lines; Said guide coupling comprises fluid connector and the outside housing that is connected with the end of conduit of fluid conduit systems; Wherein said fluid conduit systems and fluid connector have Electric heating appliance respectively, and wherein said fluid connector at least in the zone of its heating equipment with the end segments of fluid conduit systems by housing with the encirclement of cover shape.

In addition; The invention still further relates to a kind of guide coupling as described in the preamble like claim 24; Guide coupling especially for the said kind media lines of beginning; It has at least one linkage section that is used for being connected (Anschlussverbindung) with fluid conduit systems with have the internal flow pipeline and with the changeover portion and the Electric heating appliance of linkage section adjacency, also comprise the housing that in the heating equipment zone, fluid connector cover shape is surrounded at least.

Background technique

This media lines and guide coupling especially can in Motor Vehicle, be used for those because its solidifying point is higher relatively, thereby the medium that under the ambient temperature that often occurs winter, solidifies easily at least.Medium solidifies might influence some particular functionality.For example for the water pipe of vehicle window washing and brushing device; The conduit of aqueous solution of urea (

) situation about coming to this particularly, said aqueous solution of urea uses with so-called selective catalytic reducing agent (SCR-Katalysator) as the NOx reducing agent that is used for DENG.Therefore, under low temperature condition, can start Electric heating appliance, melt with the medium of avoiding solidifying or will having solidified.

For existing technology, please refer to for example DE 20 2,007 009 588 U1, DE 20 2,007 018 089U1 and DE 20 2,007 018 086 U1.

The problem that this media lines that is connected with at least one guide coupling often occurs in batch process is; Electric conductor of necessity of heating equipment and conductor adapting piece may be absorbed in when the common two piece enclosure body of closure catheter connector between the housing parts and impact; Because it is just as as described in DE 202,007 009 588 U1, just hover ground is placed in the hollow space of housing.Therefore, as setting forth according to DE 20 2,007 018 089 U1, design is particularly surrounded electrical fitting through the pressure injection-moulded mode of sealing or casting with plastic shaping piece (Kunststoff-Formmasse).Yet this can cause cost of production to increase.

Summary of the invention

Basic purpose of the present invention is that media lines and the guide coupling to kind mentioned above is optimized, and makes its assembling and produce in batches to oversimplify, economization the time, can realize good usability again.

According to the present invention, above-mentioned purpose realizes through each

independent claims

1 and 24 described characteristics.Preferred DESIGNED FEATURE is included in the explanation of each dependent claims and hereinafter.

Therefore be design like this according to the present invention, that is, said housing has fixing device, only is used for holding the fluid connector that is connected with end of conduit and the electric conductor and the conductor adapting piece of heating equipment with the mode of mechanical fixation.Through said fixing device, all internal components mechanically are fixed up reliably, thus make installation can be simply, accomplish fast, and make parts, particularly for example the electric conductor section can not be absorbed between the housing parts when closure shell.So just need not carry out extra casting or pressure injection-moulded sealing.Through saving the plastic shaping piece, said housing can advantageously surround certain volume of air, thereby improves the effect of Electric heating appliance.

Description of drawings

Below, through accompanying drawing, exemplarily the present invention is done more clearly explanation.In the accompanying drawings:

Fig. 1 is for having the amplification stereogram according to the end regions of media lines of the present invention according to guide coupling of the present invention in the embodiment preferred of the present invention,

Fig. 2 is a stereogram same as in figure 1, but the housing of guide coupling open, and not shown heating equipment and assembly thereof,

Fig. 3 is the side view of Fig. 2, also shows external electric connecting conductor and conductor adapting piece among the figure in addition.

Fig. 4 is the view the same with Fig. 3, exemplary heating equipment and the assembly thereof drawn among the figure,

Fig. 4 a is the reduced cross section figure according to the zone of the conduit among the cutting planes IV-IV shown in Figure 4, not shown fluid conduit systems,

Fig. 5 is the stereogram of two housing parts under the state of opening of the housing of foundation guide coupling of the present invention, is used to explain the closing course of housing parts,

Fig. 6 is the side view of Fig. 1, and it comprises the additional branches that is used for connecting conductor that is connected with housing,

Fig. 7 comprises additional branches as shown in Figure 6 for the same with Fig. 3 but be in the side view of open mode among the figure,

Fig. 8 is the amplification cross section of a part of housing of the guide coupling in the locking connection zone among first embodiment,

Fig. 9 and Fig. 8 are similar, show the cross section of the locking connection among second embodiment,

Figure 10 is the side view of locking connection along direction of arrow X shown in Figure 8,

Figure 11 is the stereogram of the part section of the housing parts in a special design proposal,

Figure 12 and Fig. 6 are similar, and the side view of an alternative designs scheme of guide coupling and housing thereof has been shown among the figure,

Figure 13 sees zoomed-in view in the past from direction of arrow XIII shown in Figure 3, but the housing among the figure is in closed state and has been rotated 90 degree,

Figure 14 is the view the same with Figure 13, but does not draw the conduit encapsulation piece among the figure,

Figure 15 is the amplification profile of the regional XV among Fig. 3,

Figure 16 and Fig. 1 are similar, and another design proposal according to media lines of the present invention has been shown among the figure,

Figure 17 is the single-piece zoomed-in view of parts from Figure 16,

Figure 18 is another and the similar view of Fig. 1, and the housing that fluting partly has been shown among the figure to be being used to understand another design proposal, and,

Figure 19 and Fig. 2 are similar, and the change example of embodiment shown in Figure 18 has been shown among the figure.

In different drawings, identical parts all are equipped with same reference character.

Embodiment

According to of the present invention, can produce in batches and the media lines 1 of the heating of can switching on comprises fluid conduit systems 2, at least one end of this fluid conduit systems is connected with guide coupling 4.Two ends for the said fluid conduit systems 2 of most application are connected with guide coupling 4 respectively usually.And each guide coupling 4 all can be knuckle joint device (Fig. 1 to Fig. 7) or straight line connector (referring to the example among Figure 12).

Comprise inner fluid connector 6 and outside housing 8 according to guide coupling 4 of the present invention.Said fluid connector 6 has at least one and is used for the linkage section 10 (please especially referring to Fig. 2) that is connected with the mode of medium-tight with the end of conduit of fluid conduit systems 2.On linkage section 10, be connected with changeover portion 12, this changeover portion preferably turns to (ü bergehen) second linkage section 14, and the said second linkage section preferable configuration becomes the plug connector of fluid connector system.In the example that illustrates, said plug connector is configured for the sleeve that holds fluid inserting member (not shown).As possibility, said second linkage section 14 also can be configured to inserting member.Said in addition fluid connector 6 can be configured to directly be connected with any complete sets of equipment on that side of second linkage section 14, perhaps to be similar to the mode of first linkage section 10, is configured for connecting other fluid conduit systems.The internal flow pipeline that links to each other with

linkage section

10,14 extends through said fluid connector 6.

Said fluid conduit systems 2 disposes Electric heating appliance 18, and especially at least one extends in the heater 20 on the circumference of fluid conduit systems 2 to this device with being preferably spiral form.Said heater 20 can perhaps be fixed on the fluid conduit systems 2 with other modes that are fit to by means of the fixed bed 21 (only shown in Figure 18 and Figure 19) that the fluid conduit systems that will comprise heater 20 2 tightly surrounds, and for example is wrapped in fluid conduit systems 2 adhesive tape on every side by means of at least one with becoming the helical type and is fixed on the fluid conduit systems 2.

In addition, the fluid connector 6 of said guide coupling 4 and said inside also is equipped with Electric heating appliance 22 (referring to Fig. 4), and said heating equipment is same preferably to be made up of at least one heater 24 that extends on the outer surface of fluid connector 6.Said heater 24 also comprises the introducing conductor (Hinleiter) of coiling aptly and reels equally or conductor introduction (R ü ckleiter) that short distance is laid.

Can know from Fig. 4 that in addition in the transition region between fluid conduit systems 2 and fluid connector 6, the end of

heater

20,24 connects (misconnection (verschalten)) mutually through electric conductor link 28 and/or be connected with outer connecting conductor 26 (misconnection).

In this case, said fluid connector 6 is to be covered shapes with the end segments of fluid conduit systems 2 by housing 8 to surround at least in the zone of its heating equipment 22.

In this case; According to the present invention; Said housing 8 has fixing device 30, the conductor adapting piece 28 that this fixing device is held the fluid connector 6 of the end of conduit that is connected with fluid conduit systems 2 and had attached

heater

20,24 and connecting conductor 26 with the mode of mechanical fixation only.Said fluid conduit systems 2 coats with the encapsulation piece 32 of its heating equipment 18 by tubulose or hose-like.According to the present invention, the fixing device 30 of said housing 8 is held the end regions of encapsulation piece 32 equally regularly.In preferred embodiments, said encapsulation piece 32 is made up of bellows (protective tube with parallel ripple especially made of plastic).

As shown in Figure 5 especially; Said housing 8 comprises that (at least) two especially is the housing parts 8a and the 8b composition of half housing shape; This housing is when opening, and all component all can be placed among the first housing parts 8a that is configured to lower component, like this; Before the closure, all internal components just are fixed in the housing 8 by fixing device 30 through covering the second housing parts 8b that is configured to upper-part at said housing 8.When housing was in closed state subsequently, said

housing parts

8a and 8b preferably interconnected with spaced manner again, that is to say, only under the situation of destroying it or have only the special tool(s) of use could it be separated.The generation of the situation that therefore can avoid just opening it without approval.According to Fig. 1 to the preferred embodiment shown in Figure 10, said

housing parts

8a, 8b is through linking together with shape adaptation (formschl ü ssig) and the locking connection 34 that has only destruction just can unclamp.Said locking connection 34 comprises latch piece respectively, and this latch piece ends the limit with the back corner cut that is not less than 90 degree and with the engaging-in from behind card in shape adaptation ground under closed state.This is seen also especially Fig. 8 to Figure 10.As shown in Figure 8, protruding (Rastansatz) 36 of the card of housing parts (like 8b) engages in the draw-in groove 38 of another housing parts (like 8a) with the mode of shape adaptation.Wherein said draw-in groove 38 designs like this, and promptly when engagement, its material must be along direction of arrow resiliently deformable.Therefore will no longer can not nondestructively separate housing after.When adopting possibility shown in Figure 9, said card protruding 36 has spring sheet 40, and this spring sheet can't touch and realize unclamping when housing 8 closures from the outside, because it points to enclosure interior.

In the possibility shown in Figure 12, the housing parts of said housing 8 be through separating, and do not have the threaded connector 42 that special tool(s) just can not separate at least and connects.

With regard to according to regard to the fixing device 30 of the present invention, said housing 8 has at least one receiving cavity 44, and near preferred two receiving cavities 44 both sides are placed in the conduit join domain abreast are in order to fixing electric conductor link 28.This is seen also especially Fig. 2 and Fig. 5.For fluid conduit systems that connects 2 and linkage section 10; The receiving cavity 44 that preferably is oppositely arranged along diameter in both sides in inside by dividing plate 46 limited boundaries; The mutual distance of these dividing plates can design like this; That is, make between them can also adaptive with power (kraftschl ü ssig) form fix linkage section 10 and fluid conduit systems 2 and encapsulation piece 32 thereof.Said electric conductor link 28 for example is made up of microscler metal connector element respectively; Wherein, each connecting element coats by the encapsulation piece of electrical insulation and the mode of and/or shape adaptation adaptive with power is inserted in the corresponding receiving cavity 44 of housing 8 with encapsulation piece so that realize fixing and alleviate the pulling force that conductor bears.Will further alleviate the pulling force that conductor bears, the mode that can select to make the encapsulation piece 32 of fluid conduit systems 2 to take to twine or arrange with ripple type realizes.Said conductor adapting piece 28 preferably is configured to crimp connector (Crimp-Verbinder) respectively.As optional or additional aspects, it can relate to soft soldering or melting welding connector (

-oder Schwei β verbinder) equally.For example first conductor can connect through crimping, and at least one second conductor can be in the welding.Each conductor adapting piece 28 also can constitute so-called most advanced and sophisticated connect (Spitzverbindung), promptly utilizes insulating bush, particularly shrinkage hose with the direct twisted of wire ends together.In said/each receiving cavity 44, can preferably settle a plurality of (at least two) conductor adapting piece 28.

For realizing electrical insulation, the encapsulation piece that each conductor adapting piece 28 equal preferred disposition is made up of shrinkage hose.Encapsulation piece especially can be the shrinkage hose that has inner adhesive, thereby said shrinkage hose is heated and can contraction can links together with electrical connecting element and/or with the mode of conductor with material adaptive (stoffschl ü ssig).Through the fixing shrinkage hose encapsulation piece of the fixing device in the housing 8 30 thereby can absorb pulling force, thereby alleviate pulling force.

In another preferred embodiment, in housing 8, use independently fixed block 48, as the fixing device 30 of the electric conductor (particularly heater 20,24) that extends in housing 8 inside.Said fixed block 48 is preferably clamped the encapsulation piece 32 of fluid conduit systems 2 from the side as folder, at this moment, it is roughly c-shaped and have the accommodating part 52 of slot-shaped conductor intake 50 that said fixed block 48 has cross section, is used for the

conductor

20,24 that needs are fixed.This is also seen also especially the sectional view among Fig. 4 a.Said fixed block 48 is to be placed in housing 8 inside like this, makes that promptly said conductor intake 50 can be at the upper-part 8b closed rear enclosed of housing 8 through covering.

In addition, thus said housing 8 also has one to be configured to can said encapsulation piece 32 be fixed and to make it longitudinally to move and can not be around the accommodating section 54 of longitudinal axis rotation, as the fixing device 30 of the encapsulation piece that is used for fluid conduit systems 2 32.Encapsulation piece 32 is being designed in the preferred version of bellows, said accommodating section 54 has the interlock profile that comprises internal circumference rib 56, in the circumferential groove 58 of the radially engaging-in bellows encapsulation piece 32 of said interlock profile.In this case; Circumferential rib 56 shown in Figure 5 has jagged projection

60, and these projections are with the recess sidewall generation effect to the groove 58 of bellows encapsulation piece 32 of the mode of power and/or shape adaptation.As illustrating especially among Figure 13 to Figure 15; Said projection 60 is substantially perpendicular to the mating face (Teilungsebene) of

housing parts

8a, 8b and extends; Wherein, below housing parts 8a per two exterior protrusions 60 respectively tangentially one of them groove 58 of extend through bellows encapsulation piece 32 (referring to Figure 13,14 and Figure 15).Utilize these projections 60, can also the fixed fabric encapsulation piece in special mode of execution.

In first form of implementation according to Fig. 1 to Fig. 5, said housing 8 has at least one through hole that is used for said connecting conductor 26 62.Like this, said connecting conductor 26 just can externally be connected with power supply voltage (source).

In embodiment, be provided with and be used for being connected of said connecting conductor 26 maybe can being connected and having the independently branches 64 of branch road 66 with said housing 8 according to Fig. 6 and Fig. 7.Please replenish the practical new patent application DE 20 2,008 004 954.7 that consults early to this.Said branches 64 and said housing 8 particularly connect through locking device 68.Said branches 64 is configured to hold in a fixed manner the end regions of the conductor casing 70 of said connecting conductor 26 in branch road 66 zones, particularly by the end regions of the conductor casing 70 of bellows configuration.As shown in Figure 7, said branches 64 comprises two and half housings, and said half housing preferably is interconnected into an integral body through film hinge 72, thus it can be folded simply and each other kayser to realize locking.At this moment, said branches 64 preferred same encapsulation pieces 32 with fluid conduit systems 2 surround.Said conductor casing 70 fixing in branch road 66 can be similar to the mode that encapsulation piece 32 is fixed in the accommodating section 54 of housing 8 basically and realize.

Mention here, what still need replenish is that two housing parts 8a of said

housing

8,8b also can seal through lip ring 74 just as that kind shown in the example among Figure 11 each other.Like needs, same mode also can be used for branches 64.

It is through seal arrangement that the encapsulation piece 32 of said fluid conduit systems 2 is arranged in housing 8 inner end regions at it, and the seal arrangement of particularly being processed by butyl rubber seals with respect to fluid conduit systems 2 and/or fluid connector 6.As possibility, also shaping seal ring can be set here, for example by suitable material, the profiled member of processing like HNBR.In this case, just heating wire must pass opening.In another possibility, design adopts PU foam or similar substance to seal.At last, said encapsulation piece 32 also can seal by means of shrinkage hose convection cell connector 6.

As conductor adapting piece 28, also can use so-called dual crimp connector, at this moment, each conductor is crimped onto in the crimp segment separately, and wherein said crimp segment links together through linkage section.For example, crimp segment can be the lamination pattern (Blechzuschnitt) that at first roughly is H shape, and at this moment, a conductor is gone in crimping respectively in the zone of vertical H shape contact pin.The diaphragm of H shape then constitutes said linkage section.

In another preferred embodiment, in order to connect said connecting conductor 26, in housing 8 or branches 64, be integrated with the electrical plug-in connector (not shown).

In addition, it is favourable making the whole heaters and the particularly connecting conductor that exist also be configured to have identical outer diameter.However, the cross section of the heating wire of existence still can change, and so in this case, the thickness of insulating layer of conductor also will correspondingly change.

Said housing 8 is also aptly in fluid connector zone 6; Particularly in second linkage section, 14 zones, have the fixing device that especially is to the tab shaped of inner process, the grooved pit of the engaging-in fluid connector 6 of this fixing device is (in (posterior incision (Hinterschnitte)).This is seen also the example among Fig. 2 to Fig. 4.

Said branches 64 can design arbitrarily on the Way out of branch road 66.Like Fig. 6 and shown in Figure 7, said branch road 66 has the Way out parallel with fluid conduit systems 2.Therefore said conductor casing 70 is to extend with fluid conduit systems 2 and encapsulation piece 32 parallel modes thereof.Perhaps, said branches 64 also can be constructed like this, that is, make said conductor casing 70 form other angles arbitrarily with the catheter shaft with fluid conduit systems 2, and for example the mode of 90 degree or 45 degree is extended.

What also need replenish is, the part that also can adopt the heating wire 20 of said fluid conduit systems 2 to exceed length is used as being wrapped in the heating wire of fluid connector 6.Make and to save conductor adapting piece (particularly crimping link) in this way.

In the design proposal shown in Figure 16 and Figure 17, said fluid conduit systems 2, and preferably include encapsulation piece 32 interior, the lagging casing 80 that is added surrounds.In Figure 16, only show short one section end regions of lagging casing 80, but it can be distributed in fluid conduit systems 2 whole or at least on the partial-length.Lagging casing 80 described herein have at least an end regions be fixed on the housing 8 of guide coupling 4/or housing 8 in.In mode of execution shown in Figure 16, lagging casing 80 distolateral fronts are positioned at the outside before the housing 8, but it also can be introduced into housing 8 inside.For being provided with, fixing purpose keeps folder 82; Like Figure 16 and shown in Figure 17; This maintenance folder is made up of two half parts that preferably are connected through film hinge 84; Said half parts may be folded on together and mutual kayser, keep folder 82 to surround lagging casing 80 annularly and hold lagging casing 80 with the mode of power and/or shape adaptation thereby make.Through the mode that makes said maintenance folder 82 (especially utilizing locking device 86) and housing 8 be connected and maybe can be connected, that said lagging casing 80 is fixing with respect to housing 8.Said locking device 86 preferable configuration are the locking device 68 similar forms with branches 64.For well with lagging casing 80, fix with the mode of power and/or shape adaptation at least, can keep folder 82 positioned inside rib shapes or jagged element 88.Said lagging casing 80 can have on its outer surface correspondingly makes said element 88 can radially be engaged in groove shape profile (not shown) wherein.

Said lagging casing 80 is basically by metal foil, and preferred aluminium foil is processed, and wherein, said lagging casing preferably can have the inside enhancement layer that particularly is made up of the glass fibre that sticks.Said metal foil also can be processed by (in case of necessity by heavy alloyed) stainless steel, and can comprise multilayer, (the being positioned at outside) stainless steel lining that for example first (places) aluminium lamination and second inner.

Become in the example in the enforcement shown in Figure 18 and Figure 19; Be useful on the independent stationary device that alleviates the pulling force that connecting conductor 26 bears in housing 8 internal structures; Particularly be configured to turn to the form of anchor clamps 90; Turn to anchor clamps through this, said connecting conductor 26 is (Figure 19) or preferably repeatedly turned to by being clamped at least once (Figure 18).

Be used for that the through hole 62 of connecting conductor 26 is configurable to have an additional seal element (invisible in the drawings), sealing element elastic packing ground surrounds said connecting conductor 26.For the embodiment that does not contain connecting conductor 26, advantageously, for example in through hole 62, set up seal element (not shown equally), so that make this position seals of housing 8 closed with the form of a sealing plug (Blindstopfen).

The present invention is not restricted to the embodiment that the front has been explained and described, and it comprises that also all play the structure of said function on the invention meaning.In addition, the present invention also is not limited to the characteristics combination that in each independent claims, limits up to now, and it also can be defined as any one other the compound mode of certain characteristic of all single characteristics that all have been disclosed.This means; In principle and in practice; The single characteristic of in each independent claims each can be left out, and in other words, the single characteristic of each in each independent claims can be replaced by other local disclosed single characteristics in this application.Thus, each claim only should be understood that to attempt for a kind of initial expression of an invention.

Claims

One kind can electrically heated media lines (1); This media lines comprises fluid conduit systems (2) and at least one guide coupling (4); Said guide coupling comprises fluid connector (6) and the outside housing (8) that is connected with the end of conduit of said fluid conduit systems (2); Wherein, said fluid conduit systems (2) and said guide coupling (4) have Electric heating appliance (18,22) respectively; And wherein said fluid connector (6) is that the end segments with said fluid conduit systems (2) is surrounded by said shell (8) at least in the zone of its heating equipment (22)

It is characterized in that; Said housing (8) has fixing device (30), and this fixing device is used for holding the fluid connector (6) that is connected with end of conduit and the electric conductor (20 of said heating equipment (18,22) with the mode of mechanical fixation; 24,26) and conductor adapting piece (28).
2. media lines according to claim 1; It is characterized in that; Said fluid conduit systems (2) is surrounded by encapsulation piece (32) with its heating equipment (18), and the end regions of said encapsulation piece (32) is also held and fixed to the fixing device (30) of wherein said housing (8).
3. media lines according to claim 1 and 2 is characterized in that, said housing (8) comprises at least two housing parts (8a that especially are half housing shape; 8b); When being in open mode, all component all can be inserted one of them housing parts (8a) and can be fixed therein, and under closed state; (8a's said housing parts 8b) preferably links together with inseparable mode.
4. media lines according to claim 3 is characterized in that, (8a, 8b) locking connection (34) through shape adaptation links together said housing parts.
5. according to the described media lines of one of claim 1 to 4; It is characterized in that; Said housing (8) has at least one receiving cavity (44), and near two receiving cavities (44) both sides are placed in the conduit zone abreast especially are as the fixing device that is used for electric conductor link (28) (30).
6. according to the described media lines of one of claim 1 to 5; It is characterized in that; Said electric conductor link (28) is made up of connecting element respectively; Wherein, for fixing and alleviating the pulling force that conductor bears, each connecting element is all inserted the receiving cavity (44) of said housing (8) with shape adaptation or the adaptive mode of power.
7. media lines according to claim 6 is characterized in that, said connecting element (28) is constructed to crimp connector and/or soft soldering or melting welding connector respectively.
8. according to the described media lines of one of claim 1 to 7; It is characterized in that, as fixing device (30) at the inner electric conductor (20,24) that extends of said housing (8); In said housing (8), insert independently fixed block (48); Wherein, said fixed block (48) encapsulation piece (32) that preferably is clipped in said fluid conduit systems (2) from the side as folder is gone up and is had a cross section accommodating part (52) roughly c-shaped, that be used for the conductor (20,24) that needs fix.
9. according to the described media lines of one of claim 2 to 8; It is characterized in that; Said housing (8) has as the accommodating section (54) of fixing device (30) with the encapsulation piece (32) that is used for fluid conduit systems (2), said accommodating section be configured to can be with said encapsulation piece (32) thus fix and make it longitudinally to move and can not be around its longitudinal axis rotation.
10. media lines according to claim 9; It is characterized in that; The accommodating section (54) of holding the encapsulation piece (32) that especially is made up of bellows has the interlock profile with being used for fixing, and said interlock profile has the circumferential rib (56) of circumferential groove (58) that can engaging-in diametrically said encapsulation piece (32), wherein; Said circumferential rib (56) has jagged projection (60), said projection with the mode of power and/or shape adaptation to said encapsulation piece (32) generation effect.
11., it is characterized in that the heating equipment (18) of said fluid conduit systems (2) particularly is the helical type by at least one and extends in heater (20) formation on its circumference according to the described media lines of one of claim 1 to 10.
12., it is characterized in that the heating equipment (22) of said fluid connector (6) is made up of the heater (24) that at least one extends to outside its outer surface according to the described media lines of one of claim 1 to 11.
13., it is characterized in that at least one electric connecting conductor (26) is introduced in the said housing (8) by the outside according to the described media lines of one of claim 1 to 12, and be connected with said heating equipment (18/22) conduction ground through one of said electric conductor link (28).
14. media lines according to claim 13 is characterized in that, said housing (8) has at least one through hole that is used for said connecting conductor (26) (62).
15., it is characterized in that having the branches (64) that is connected or can is connected and has the branch road (66) that is used for said connecting conductor (26) with said housing (8) with said housing (8) according to claim 13 or 14 described media lines.
16. media lines according to claim 15 is characterized in that, said branches (64) is configured to hold regularly the end regions of the conductor casing (70) of said connecting conductor (26), and said conductor casing is especially formed by bellows configuration.
17. according to the described media lines of one of claim 2 to 16; It is characterized in that the encapsulation piece (32) of said fluid conduit systems (2) is positioned at the inner end regions of said housing (8) at it and seals with respect to said fluid conduit systems (2) and/or fluid connector (6) through seal arrangement (76).
18., it is characterized in that (8a 8b) seals through lip ring (74) housing parts of said housing (8) each other according to the described media lines of one of claim 3 to 17.
19., it is characterized in that said fluid conduit systems (2) preferably includes encapsulation piece (32) interior according to the described media lines of one of claim 1 to 18, in its all perhaps partial-length insulation shell (80) encirclement at least.
20. media lines according to claim 19; It is characterized in that; Said lagging casing (80) be fixed on the housing (8) of said guide coupling (4) with end regions at least or within; The wherein preferred folder (82) that keeps holds lagging casing (80) with the mode of power and/or shape adaptation, and said maintenance folder especially is connected with housing (8) through locking device (86) and maybe can be connected.
21., it is characterized in that said lagging casing (80) is basically by fibre-reinforced metal foil particularly according to claim 19 or 20 described media lines, preferred aluminium foil is processed.
22. according to the described media lines of claim 13 to 21, it is characterized in that, in said housing (8) inside, particularly to turn to the mode of anchor clamps (90), to be configured with the device that is used for the fixing said connecting conductor (26) of the mode that alleviates pulling force.
23., it is characterized in that according to the described media lines of one of claim 14 to 22, be provided with seal element, have or not with said/each through hole (62) of connecting conductor (26) in order to be sealed shut.
24. guide coupling (4) that is used for media lines; Guide coupling (4) especially for the described media lines of one of aforementioned claim (1); It comprises fluid connector (6) and housing (8); Said fluid connector (6) has at least one linkage section that is used to connect fluid conduit systems (2) (10); Changeover portion (12) with said linkage section (10) adjacency; Inner fluid line (16) and Electric heating appliance (22); Said housing (8) surrounds said fluid connector (6) at least in the zone of said heating equipment (22)

It is characterized in that said housing (8) has fixing device (30), this fixing device is used for holding the fluid connector (6) that is connected with end of conduit and the conductor adapting piece (28) and the electric conductor (20,24,26) of said heating equipment (18,22) with the mode of mechanical fixation
25. guide coupling according to claim 24 is characterized in that, this guide coupling is like the characteristic Design of the described characteristic of one of claim 2 to 23 according at least one.