CN1801533A - Shield wire, housing connected with same, connecting method thereof and shield wire unit - Google Patents
Shield wire, housing connected with same, connecting method thereof and shield wire unit Download PDFInfo
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- CN1801533A CN1801533A CN 200510127542 CN200510127542A CN1801533A CN 1801533 A CN1801533 A CN 1801533A CN 200510127542 CN200510127542 CN 200510127542 CN 200510127542 A CN200510127542 A CN 200510127542A CN 1801533 A CN1801533 A CN 1801533A
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Abstract
To provide a shield wire excellent in bending property, shock resistant property, and heat resistant property, and to provide a box connected to the shield wire, a method of connecting the shield wire and the box, and a shield wire unit.The shield wire is composed of a wire body 20 formed by covering a conductor 17 made of single wire or stranded wire by an insulation body 15, and a shield member arranged at outer periphery of the wire body 20. The shield member is constituted of a cylinder 50 formed by successively arranging a braided shield 12 and an outer sleeve 22 around an inner sleeve 21, and a metal pipe 11 arranged so as to face the cylinder 50. The cylinder 50 is electrically connected to the metal pipe 11, and a pipe-shaped connection member 310 is fitted to a non-cylindrical side of the metal pipe 11. A connector member 500 having a flange part 502 is electrically connected to a non-metallic pipe side of the cylinder 50.
Description
Technical field
The present invention relates to shielding wire that power devices is used, relate in particular to shielding wire the various device power supply usefulness of automobile.
Background technology
Shielding wire has by the diameter of line in the outside of covered electric cable be the braid shielded line that the braiding such as copper cash, tinned wird of tens of μ m～hundreds of μ m forms.Connecting metal connector by two ends, and with this connector ground connection, thereby can be prevented protection effect because of misoperations such as electromagnetic waves at this braid shielded line.
In recent years, for automobile, hybrid vehicle is popularized, and the electrification of equipment is maked rapid progress.Therefore, in the employed shielding wires such as various device of automobile, then realize high voltage, big electric currentization day by day.In addition, the electrification along with the popularizing of hybrid vehicle, equipment because the bar number of wiring material (shielding wire) also has the tendency that increases day by day, thereby requires the arrangement space of wiring material to save (wiring material is crooked easily) as far as possible.
As shown in figure 44, be crimped with binding post 356,356 at the two ends of shielding wire 350, and be formed with crimping trace 350a at pressure contact portion.Shielding wire 350 along the sectional drawing of 45-45 line as shown in figure 45, shielding wire 350 on the periphery of conductor 357 from interior Monday side have insulator 355, braid shielded line 352, coating layer (insulator) 351 successively.Shielding wire 350 along the sectional drawing of 46-46 line as shown in figure 46, shielding wire is peeled coating layer for 351 layers off at its both ends, and braid shielded line 352 is turned back, and at the fore-end of turning back of braid shielded line 352 crimp rings 353 is set.The root of turning back (boundary member of litzendraht wire 352 and insulator 355) at braid shielded line 352 is provided with shielding conductor connector 354.It is fixing with terminal (not shown) that shielding conductor connector 354 has earthy screw, and by this terminal ground connection.
As shown in figure 47, the shield wire unit 380 of the power supply cover of connection shielding wire and speed change gear one side has the casing 381 of many (among Figure 47 being 6) shielding wires 350 and resin.Casing 381 is made of the top cover cap 383 of framework 382 that the end is arranged and covering framework 382, and framework 382 and cover cap 383 usefulness fixed screws 384 are fixing.In addition, recently, also the shielding box of useful metal system constitutes the example (for example, with reference to patent documentation 1-TOHKEMY 2002-208456 communique) of framework.
Be provided with a plurality of openings on the sidewall of framework 382, shielding wire 350 inserts in the framework 382 by this opening.In the gap of shielding wire 350 and opening, be provided for the waterproof cover 385 that anti-sealing enters from the outside respectively.The bottom 382a of framework 382 is made of insulating material, is equipped with to be provided with terminal base 386 and ground terminal block 387 on the 382a of this bottom.Though not shown, terminal base 386 has the distribution to the speed change gear supplying electric current, and ground terminal block 387 is made the externally structure of ground connection.
The splicing ear 356 of shielding wire 350 is threaded on the terminal base 386 by means of packing ring 388 and bolt 389.In addition, the shielding conductor connector 354 of shielding wire 350 is threaded on the ground terminal block 387 by means of bolt 390.
This shield wire unit 380 as shown in figure 48, shielding conductor connector 354 1 sides (left side among Figure 48) of shielding wire 350 are connected with converter shell 481.Many shielding wire 350 utilizes fixed guide parts 482 to tie up, arrange.
When existing shielding wire 350 used heat-resistant resins as insulator 355, owing to wholely cover with the braid shielded line, its bending property was not good.Therefore, when being installed in shielding wire 350 in the vehicle body etc., be difficult to shape bent shield electric wire 350, have the problem of operability difference when installing along the installation site.
In addition, after shielding wire 350 being installed to the predetermined installation site of shell 381,, there is the problem of installation exercise inefficiency though be necessary shielding conductor connector 354 is installed on the ground terminal block 387.
Moreover, according to the difference in the place that shielding wire 350 is installed, there are the problems such as muddy water, sandstone of splashing, sandstones etc. might destroy coating layer 351 by colliding shielding wire 350.
And, when the position that shielding wire 350 is installed near the engine of automobile, owing to vibrated and high temperature, when surpassing heat-resistant limit, then produce micro-crack on coating layer 351, braid shielded line 352 might suffer burn into broken string, the problem that the result exists shield effectiveness to reduce.Therefore, coating layer 351 must adopt the firm structure and the material that can tolerate vibration and high temperature and so on.Must flow through big electric current in the shielding wire that is connected especially for power supply case, certainly, also have electric current to flow through as in the braid shielded line 352 of shielding conductor with speed change gear one side.Its result, 352 heatings of braid shielded line, the resistance value of the coupling part of power supply case and shielding wire might increase.And, the result of braid shielded line heating, 351 of coating layers are subjected to high temperature, might produce micro-crack on coating layer 351.
Summary of the invention
Consider the problem of above existence and propose the object of the present invention is to provide the good shielding wire of a kind of bending property, impact resistance and heat resistance, connected casing, their method of attachment and shielding conductor unit.
In order to realize the foregoing invention purpose, shielding wire of the present invention has the electric wire main body of the conductor that is made of insulator coating single line material or strand material and is arranged on the shield member of this electric wire main body periphery, it is characterized in that: above-mentioned shield member constitutes by dock the metal tube that is provided with successively by the cylindrical shell that is provided with braid shielded line, outer sleeve with this cylindrical shell around inner sleeve, this cylindrical shell is electrically connected with metal tube, and the connector component with flange part is electrically connected with non-metallic pipe one side of cylindrical shell.
At this, preferably also be equipped with the link of tubulose in non-cylindrical shell one side of above-mentioned metal tube.
The enlarged-diameter part of taper preferably is set at the non-cylindrical shell sidepiece of metal tube.
Link also can be that circumferential portion has negative thread nut part partly within it.In addition, link also can have male screw portion at its outer peripheral portion.
Connector component has the cylindrical shell coupling part and the equipment coupling part of clamping flange portion.
Braid shielded line preferably copper or copper alloy constitute, and metal tube, link and connector component preferably are made of aluminum or aluminum alloy.
In addition, casing of the present invention is the casing that is used to connect shielding wire, this shielding wire has conductor electric wire main body that forms and the shielding conductor parts that are arranged on this electric wire main body periphery that are made of single line material or strand material the insulator coating, it is characterized in that, the shielding wire connecting portion that the above-mentioned casing that is made of metal has at least one convex, this shielding wire connecting portion be the through hole of position with electric wire main body in the central.
At this, casing and shielding wire connecting portion preferably are made of aluminum or aluminum alloy.
In addition, the feature of the method for attachment of shielding wire of the present invention and casing is, above-mentioned shielding wire has conductor guidewire body that forms and the shield member that has in the periphery setting of this guidewire body that is made of single line material or strand material the insulator coating, and this shield member constitutes by being provided with the cylindrical shell of braid shielded line, outer catheter successively and docking the metal tube that is provided with this cylindrical shell around inner catheter;
The shielding wire coupling part that the above-mentioned casing that is made of metal has at least one convex, this shielding wire coupling part be the through hole of position with electric wire main body in the central; And have the following steps:
The step that above-mentioned cylindrical shell and above-mentioned metal tube are electrically connected;
Be equipped with the step of the link of tubulose in non-cylindrical shell one side of metal tube;
To have the step that the connector component of flange portion is electrically connected with non-metallic pipe one side of cylindrical shell;
The step that the non-cylindrical shell side end of metal tube is contacted with above-mentioned shielding wire connecting portion;
Above-mentioned link and shielding wire connecting portion are carried out the step of mechanical connection.
At this, after being equipped with step, can also have the step that the enlarged-diameter of the non-cylindrical shell side end of metal tube is become taper.
Above-mentioned contact procedure can make the non-cylindrical shell side end of metal tube insert in the electric wire main body through hole of shielding wire connecting portion and it is fixed.
Above-mentioned mechanical connection step can make on the interior perimembranous of link formed negative thread part and on the outer peripheral face of shielding wire connecting portion formed male screw portion be threaded.
Above-mentioned mechanical connection step can make that formed negative thread partly is threaded on formed male screw portion on the peripheral part of link and the inner peripheral surface at the electric wire main body through hole of shielding wire connecting portion.
In addition, shield wire unit of the present invention is the shield wire unit that at least one shielding wire and casing are formed by connecting, and it is characterized in that:
Above-mentioned shielding wire has conductor guidewire body that forms and the shield member that has in the periphery setting of this guidewire body that is made of single line material or strand material the insulator coating, and this shield member constitutes by being provided with the cylindrical shell of braid shielded line, outer catheter successively and docking the metal tube that is provided with this cylindrical shell around inner catheter;
The shielding wire coupling part that the above-mentioned casing that is made of metal has at least one convex, this shielding wire coupling part be the through hole of position with electric wire main body in the central;
Above-mentioned cylindrical shell and above-mentioned metal tube are electrically connected, be equipped with the link of tubulose in non-cylindrical shell one side of metal tube, the non-cylindrical shell side end of metal tube is docked with above-mentioned shielding wire connecting portion, above-mentioned link mechanically is connected with the shielding wire connecting portion, and the connector component that will have a flange portion is electrically connected with non-metallic pipe one side of cylindrical shell.
According to the present invention, can obtain impact resistance, heat resistance and with the good shielding wire of switching performance of casing, have good effect.
Description of drawings
Fig. 1 is the vertical view of the shielding wire of a preferred embodiment of the present invention.
Fig. 2 is the profile along the 2-2 line of Fig. 1.
Fig. 3 is the profile along the 3-3 line of Fig. 1.
Fig. 4 is the profile along the 4-4 line of Fig. 1.
Fig. 5 is the profile along the 5-5 line of Fig. 1.
Fig. 6 is the vertical view of cylindrical shell.
Fig. 7 is the profile along the 7-7 line of Fig. 6.
Fig. 8 is the state before the compression molding is carried out in expression to cylindrical shell a profile.
Fig. 9 is the profile of the cylindrical shell in the compression molding.
Figure 10 has carried out the vertical view after the compression forming.
Figure 11 is the profile along the 11-11 line of Figure 10.
Figure 12 is the vertical view when making the electric wire main body pass metal tube.
Figure 13 is the vertical view when making the metal tube butt joint of the cylindrical shell of Figure 10 and Figure 12.
Figure 14 is the vertical view when cylindrical shell is connected with metal tube.
Figure 15 is the vertical view during with the welding of cylindrical shell and metal tube.
Figure 16 is the vertical view of first variation of expression Figure 14.
Figure 17 is after the connection of carrying out Figure 16, the vertical view when welding cylindrical shell and metal tube.
Figure 18 is the vertical view of second variation of expression Figure 14.
Figure 19 is after the connection of carrying out Figure 18, the vertical view when welding cylindrical shell and metal tube.
Figure 20 is the vertical view of the 3rd variation of expression Figure 14.
Figure 21 is after the connection of carrying out Figure 20, the vertical view when welding cylindrical shell and metal tube.
Figure 22 is the profile of first variation of the cylindrical shell of presentation graphs 6.
Figure 23 is that the cylindrical shell to Figure 22 carries out the profile when handling.
Figure 24 is to the profile after being electrically connected processing in conjunction with the cylindrical shell of handling.
Figure 25 is with the cylindrical shell of Figure 24 and profile after metal tube is connected.
Figure 26 is the profile after cylindrical shell and metal tube are welded.
Figure 27 is the vertical view of partial cutaway of the casing of a preferred embodiment of the present invention.
Figure 28 is the vertical view that expression is installed in the shielding wire connecting portion state on the framework of casing.
Figure 29 is the vertical view after being installed in the shielding wire connecting portion on the framework.
Figure 30 is the vertical view after shielding wire connecting portion and framework are welded.
Figure 31 is the enlarged drawing of significant points of the shielding wire of Fig. 1.
Figure 32 is that expression makes link pass the vertical view of state of non-cylindrical shell one side of the metal tube of shielding wire.
Figure 33 is the vertical view after the diameter to the non-cylindrical shell side end of the metal tube of the shielding wire of Figure 32 enlarges processing.
Figure 34 is the vertical view the when shielding wire that has carried out after the enlarged-diameter processing is docked with the framework of having welded the shielding wire connecting portion.
Figure 35 is with the vertical view behind link connection shielding wire and the shielding wire connecting portion.
Figure 36 is the vertical view behind welding cylindrical shell and the metal tube.
Figure 37 is expression when connecting cylindrical shell and connector, the vertical view of the state of the shielding conductor that exposes of turning back.
Figure 38 represents that the shielding conductor that will expose returns the vertical view of the state of original place.
Figure 39 is the vertical view of the state of the expression shielding conductor that crimp rings covered expose.
Figure 40 carries out vertical view after the compression molding to crimp rings.
Vertical view when Figure 41 is welding crimp rings and connector component.
Figure 42 has coated insulation by the vertical view of the state of shoe layer after being illustrated in welding.
Figure 43 is the whole skeleton diagram of connection status of the shield wire unit of expression a preferred embodiment of the present invention.
Figure 44 is the vertical view of existing shielding wire.
Figure 45 is the profile along the 45-45 line of Figure 44.
Figure 46 is the profile along the 46-46 line of Figure 44.
Figure 47 is the vertical view of existing shield wire unit.
Figure 48 is the whole skeleton diagram of the connection status of the existing shield wire unit of expression.
Embodiment
Below, with reference to the accompanying drawings a preferred embodiment of the present invention is described.
As shown in Figure 1, the shielding wire of present embodiment is provided with shield member around conductive bodies 20 that the conductor 17 that is made of single line material or strand material that is covered by insulator 15 forms.Shielding wire is connected with splicing ear 16,16 at its two ends.The splicing ear 16 of one end (left side among Fig. 1) is connected with for example converter one side described later, and the splicing ear of the other end (right side among Fig. 1) is connected with for example speed change gear described later.
Shield member is made of as shown in Figure 6 cylindrical shell 50 and metal tube 11 shown in Figure 12.Cylindrical shell 50 and metal tube 11 butt joints are provided with, and by weld part 140 cylindrical shell 50 and metal tube 11 are electrically connected, and form shield member.As Figure 6 and Figure 7, cylindrical shell 50 is provided with braid shielded line 12, outer sleeve 22 successively around inner sleeve 21.Braid shielded line 12 is the long parts of size along the total length setting of cylindrical shell 50.Inner sleeve 21 and outer sleeve 22 are near the short parts of size of speed change gear one side end that cover cylindrical shell.
The screen of shield member is in the length direction difference of shielding wire, and concrete is, is border and difference with the part of the outer sleeve 22 of cylindrical shell 50.That is, at the screen of converter one side as shown in Figure 2, be braid shielded line 12, at the screen of speed change gear one side as shown in Figure 4, be metal tube 11.Therefore, make the section configuration of outer sleeve 22 different at length direction.
At the outer sleeve 22 of converter one side as shown in figure 22, making section is the forming section 22a of polygon (being hexagon among the figure).At the outer sleeve 22 of speed change gear one side as shown in Figure 3, make section and be the circular 22b of unshaped portion.
Shield member is provided with round electric wire main body 20, and portion has spatial portion 23 in being used for the electric wire main body is included in (with reference to Fig. 2-Fig. 4) within it.That is, between electric wire main body 20 and shield member, be provided with the gap.Therefore, when the bending property of shielding wire was good, shielding wire can be to electric wire main body stress application when bending.
As shown in figure 31, the end of speed change gear one side (right side among Figure 31) of shielding wire shown in figure 32, be equipped with link (for example nut part of longer dimension) 310, the packing ring 315 of tubulose successively in non-cylindrical shell one side (speed change gear one side, the right side among Figure 32) of metal tube 11.Speed change gear one side at the inner peripheral surface 311 of link 310 forms female threaded part 312.After being equipped with link 310 and packing ring 315, as shown in figure 33, form the enlarged-diameter part 320 of taper at the speed change gear side end of metal tube 11.Come off to prevent link 310 and packing ring 315 by forming this enlarged-diameter part 320.The internal diameter of the inner peripheral surface of link 310 is made the degree bigger slightly than the profile of metal tube 11.Negative thread part 312 can be worked into the centre of the length direction (left and right directions among Figure 32) of inner peripheral surface 311, perhaps also can form along the total length of inner peripheral surface 311 length directions.
Near the end of converter one side of the braid shielded line 12 of cylindrical shell 50, be provided with crimp rings 51.Crimp rings 51 is made section and is the forming section 51a of polygon (being hexagon among the figure) as shown in Figure 5.Braid shielded line 12 usefulness insulating covers 18 between crimp rings 51 and the outer sleeve 22 cover.
In addition, be provided with shielding conductor connector (connector component) 500 in the end of converter one side (non-metallic pipe one side of cylindrical shell 50) of braid shielded line 12.Shielding conductor connector 500 as shown in figure 37, flange part 502 is clipped in the middle has cylindrical shell connecting portion 501 in converter one side, has equipment connecting portion 503 in speed change gear one side, and by flange part 502 and equipment connecting portion 503 ground connection.
At this; by constituting metal tube 11 with aluminum or aluminum alloy, so that weight reduction, even and shielding wire is arranged near near the equipment that produces high temperature; also can utilize metal tube 11 protection electric wire main bodys 20 to exempt from high heat, can distribute the heat that braid shielded line 12 sends effectively.In addition, outer sleeve 22, metal tube 11, link 310, packing ring 315 and connector component 500 usefulness identical materials (or the material with substantially the same chemical composition) constitute so that intermetallic combination of the same race.This be because, when be combined between different kinds of metals in conjunction with the time, when attachment of moisture during, then might corrode because of producing potential difference in the junction.
Can enumerate stainless steel as the material that constitutes inner sleeve 21, preferred austenitic stainless steel.As inner sleeve 21, for example can use the external diameter that constitutes by SUS304 (JIS standard) to be 9mm, wall thickness tubing as 0.2mm.
As the material that constitutes braid shielded line 12, can enumerate copper or copper alloy and aluminum or aluminum alloy, preferably copper or copper alloy.As copper or copper alloy, can all be suitable for by copper or the copper alloy that is used for the braid shielded line.In addition, can enumerate the Al-Fe-Zr alloy that thermal endurance, resistance to bend(ing) and extensibility are good and intensity is high, use linear diameter that Al-Fe-Zr alloy for example constitutes shielding conductor as the wire rod braiding of 0.2mm as aluminium alloy.In addition, though the length of braid shielded line 12 with the use of shielding wire, arrange that the place has nothing in common with each other, can be taken as for example 200mm.
As conductor 17 can be in the strand material that forms of single line material or many single line material twisteds any, and the conductor as shielding wire all can all be suitable for usually.For example, can be that 19 tinned wird twisteds of 0.32mm form heart yearn with external diameter, again 19 these heart yearn twisteds are formed strand material (conductor 17).In addition, as the insulator 15 of coating conductor 17, the insulator as shielding wire all can all be suitable for usually, can enumerate for example Off ロ Application レ Star Network ス (registered trade mark).
As splicing ear, the splicing ear as shielding wire all can all be suitable for usually, for example can enumerate 38-S6 (internal diameter of electric wire fixed part is 9.4mm, and external diameter is 13.3mm, and length is 14mm).
Below, the manufacture method of the shielding wire of present embodiment is described.
At first, set-up dirgram 6, cylindrical shell 50 shown in Figure 7 then, as shown in Figure 8, are configured in this cylindrical shell 50 in the space 74 that is made of compression mould 71,72 each die face 73a, 73b.At this moment, the part that is configured in the space 74 is the outer sleeve 22 of converter one side.
, as shown in Figure 9, by make compression mould 71,72 to mutual close direction move, carry out compression molding from the outside to outer sleeve 22 thereafter.Then, mould 81,82 also is inserted in the inside 80 of cylindrical shell 50 of the part after the compressed shaping, again from the outside with inboard outer sleeve 22 is carried out compression molding.Like this, as shown in Figure 10 and Figure 11, will make the mechanically shaped portion 22a of combination of inner sleeve 21, braid shielded line 12 and outer sleeve 22 by mould 71,72 and 81,82 parts of clamping, the outer sleeve 22 of remainder is unfashioned part 22b.
At this, the contact area that forms shaped portion 22a and be in order to ensure braid shielded line 12 and outer sleeve 22 electrically contacts with increase, in addition, also be for braid shielded line 12 and outer sleeve 22 are combined into one, so that guarantee the mechanical strength of the braid shielded line 12 of shaped portion 22a.
On the other hand, as shown in figure 12, prepare to have coated the electric wire main body 20 of conductor 17, make an end (right side among Figure 12) of this electric wire main body 20 pass metal tube 11 with insulator 15.Electric wire main body 20 is being inserted under the state of metal tube 11 inside the bending and forming processing of before carrying out adhere described later, earlier metal tube 11 being scheduled to.This bending and forming processing also can be carried out after adhere.
Secondly, as shown in figure 13, the other end (left side among Figure 13) of electric wire main body 20 is passed cylindrical shell shown in Figure 10 50.Like this, the unshaped part 22b of the outer sleeve 22 of cylindrical shell 50 and metal tube 11 butt joints.
Then, as shown in figure 14, the braid shielded line 12 that will expose from the unshaped part 22b of cylindrical shell 50 (below, be called and expose shielding conductor 130) expand to radial outside and open, when being inserted into metal tube 11 between braid shielded line 12 and the inner sleeve 21, make the unshaped part 22b of outer sleeve 22 close up to the degree that contacts basically with metal tube 11.Like this, expose cylindrical shell one side end (left end among Figure 14) that shielding conductor 130 just covers metal tube 11.
Then, as shown in figure 15, make laser-beam welding machine (for example, the YAG laser-beam welding machine) 141 excitings and go out laser L, and use this laser L the unshaped part 22b of outer sleeve 22 and welding of metal tube 11 near partial melting from the laser-beam welding machine hair.That is, at this near part.By braid shielded line 12 end face of outer sleeve 22 and the end face of metal tube 11 are welded together.This adhere is along carrying out continuously near part in full week.Like this, metal tube 11, outer sleeve 22 and braid shielded line 12 weld reliably in adhere part 140, realize the combination of metal.As a result, can suppress the burn into heating of adhere part.In addition, by exposing the adhere of carrying out under the state of cylindrical shell side end that shielding conductor covers metal tube 11 making, can make the electrical connection of metal tube 11, outer sleeve 22 and braid shielded line 12 more reliable near part.
The braid shielded line 12 that expose shielding conductor 130 and from the shaped portion 22a of cylindrical shell 50 expose (below, be called expose shielding conductor 145) insulated thereafter.For example, prepare its length respectively and can cover the heat-shrinkable tube that exposes shielding conductor 130,145 fully, be enclosed within expose on the shielding conductor 130,145 after, by carrying out blowing hot wind, make heat receive pipe and shrink and fit tightly to insulate with shield member.
Then, use Figure 31-Figure 33, as previously mentioned, be equipped with link 310 successively, after the packing ring 315, form the enlarged-diameter part 320 of taper at the speed change gear side end of metal tube 11 at the speed change gear side end of shielding wire.
Subsequently, as shown in figure 36, the part of the insulating cover 18 of speed change gear side (left side among Figure 36) is peeled off, made braid shielded line 12 expose (below, be called and expose shielding conductor 225).In addition, connect binding post 16,16 at the both ends of 20 conductor of conductor main body.And then, from the speed change gear side wedge pressure T-Ring 51 of electric wire main body 20, be located at than exposing shielding conductor 225 more by speed change gear one side.
Then, as shown in figure 37, will expose shielding conductor 225 and turn back (upwards upset) to insulating cover 18 1 sides.And, speed change gear one side of connector component 500 from electric wire main body 20 embedded, make cylindrical shell connecting portion 501 contact (or close basically) with the base portion 225a that turns back that exposes shielding conductor 225.Then, as shown in figure 38, the shielding conductor 225 that exposes of turning back is turned back to original state, make and expose shielding conductor 225 covering cylindrical shell connecting portions 501.
Then, as shown in figure 39, the crimp rings 51 that embeds is in advance moved into place in the position of the part of exposing shielding conductor 225.At this moment, the fore-end 225b that exposes shielding conductor 225 is exposed a bit a little from crimp rings 51.Then, crimp rings 51 is carried out compression molding, as shown in figure 40, being configured as section is the shaped portion 51a of polygon (being hexagon among Fig. 5).
At this, it is in order to ensure the contact area of exposing shielding conductor 225 and cylindrical shell connecting portion 501 that crimp rings 51 is carried out compression molding, electrically contacts so that increase it; And, also be to expose shielding conductor 225 and cylindrical shell connecting portion 501 is combined into one, so that guarantee the mechanical strength of exposing shielding conductor 225 of crimp rings 51 parts in order to make.
Subsequently, as shown in figure 41, make laser-beam welding machine (for example, the YAG laser-beam welding machine) 271 excitings, and send laser L, crimp rings 51 adhere of utilizing this laser L to make cylindrical shell connecting portion 501 and being shaped from laser welding head 272.This adhere is carried out continuously along the whole circumference of crimp rings 51.Like this, cylindrical shell connecting portion 501, crimp rings 51 and to expose shielding conductor 225 soldered reliably and realize melts combine in adhere portion 270.As a result, can suppress the burn into heating of adhere portion 270.In addition, by exposing the adhere of exposing the fore-end 225b of shielding conductor 225 under the state that shielding conductor 225 covers cylindrical shell connecting portion 501 making, cylindrical shell connecting portion 501, crimp rings 51 and to expose the electrical connection of shielding conductor 225 then more reliable.
At last, to cylindrical shell connecting portion 501, crimp rings 51 and expose shielding conductor 225 and insulate.For example, prepare the heat-shrinkable tube that its length can cover these parts fully, after covering these parts, by carrying out blowing hot wind heat-shrinkable tube is shunk, thereby these parts are fitted tightly, as shown in figure 42, form insulating cover 281.Like this, just can obtain the shielding wire 10 of present embodiment.
The splicing ear 16 of a side that is connected with connector component 500 (left side among Figure 42) of this shielding wire 10 and converter casing are (for example, be aluminum or aluminum alloy system (not shown)) connect, its splicing ear 16 that is connected with metal tube 11 1 sides (right side among Figure 42) is connected with speed change gear casing (not shown).
The shielding wire 10 of present embodiment is not along all using metal tube 11 on the whole length direction as the screen of shield member, but its vibration violent, be subjected to high temperature one side (for example speed change gear one side) and constitute with intensity and the equal good metal pipe 11 of thermal endurance, opposite side (for example converter one side) then constitutes with braid shielded line 12.When whole screen all is made of metal tube 11, all fine along the thermal endurance of the full length shield parts of shielding wire.But shielding wire and junction speed change gear one side are because the impact that causes because of vibration is very concentrated and undesirable.Therefore,, concentrate, use braid shielded line 12, make the mixed structure of braid shielded line 12 and metal tube 11 with flexibility for fear of impacting for the shielding wire 10 of present embodiment.
Converter one side and crimp rings 51 compression moldings of outer sleeve 22 that the shielding wire 10 of present embodiment will constitute the cylindrical shell 50 of shield member are that section is polygonal shaped portion 22a, 51a.Therefore, can and expose shielding conductor 225 (braid shielded line 12) with outer sleeve 22 and braid shielded line 12 and crimp rings 51 and be crimped on together, can guarantee both contacts area fully, promptly electrically contact.At this, outer sleeve 22, metal tube 11 and braid shielded line 12 are melted combination.In addition, connector component 500, braid shielded line 12 and crimp rings 51 also are melted combination.Therefore, the electric current that flows through the braid shielded line 12 of shield member flows by the order of connector component 500 → braid shielded line 12 → braid shielded line 12 and outer sleeve 22 → metal tube 11.Produce Joule heat owing in braid shielded line 12, there being big electric current to flow through.At this moment, when crimp rings 51 with expose electrically contacting of shielding conductor 225 and outer sleeve 22 and braid shielded line 12 when insufficient, because electric current is difficult to flow through braid shielded line 12, outer sleeve 22, thereby resistance value just increases.Therefore, the temperature of the adhere portion 140 of the adhere portion 270 of connector component 500, braid shielded line 12 and crimp rings 51 and braid shielded 12, outer sleeve 22 and aluminum metal tube 11 all rises respectively.Along with this temperature rises, then further produce the vicious circle that the resistance value of adhere portion 140,270 increases.Its result, 140,270 in adhere portion might fusions, have make connector component 500 and cylindrical shell 50 and cylindrical shell 50 and metal tube 11 in conjunction with inadequate danger.
The shielding wire 10 of present embodiment can make forming section 22a make braid shielded line 12 keep good shape when compression molding by inner catheter 21 is made with the stainless steel of good strength.In addition, by inner sleeve 21 is made with the low stainless steel of pyroconductivity, when cylindrical shell 50 and metal tube 11 adhere, can not cause the influence of heat to the electric wire main body 20 of shield member inside.
The shielding wire 10 of present embodiment is compared with existing shielding wire has good shield effectiveness and high reliability.On the contrary, when existing shielding wire 350 shown in Figure 44 destroys the cover layer 351 of shield member because of high temperature, vibration etc., then might lose shield effectiveness because of the burn into broken string of braid shielded line 352.The shielding wire of present embodiment is made by metal tube 11, for example aluminum pipe owing to be in the screen of high temperature, vibration part, and aluminum pipe has the effect of heat transfer, heat radiation.In addition, even destroyed and make under the situation of aluminum pipe outside being exposed to,, thereby also can continue to keep shield effectiveness because the intensity of aluminum pipe and thermal endurance are all fine at cover layer.And owing to form oxide-film on the surface of aluminium, the corrosion resistance of aluminum pipe is also fine.
According to as mentioned above, the shielding wire of present embodiment can tolerate vibration and wait and can predict from the impact of outside, and, can also be installed to the position that is in high temperature, can avoid the heating phenomenon of shield member.Therefore, the shielding wire of present embodiment for as to be in the equipment that corrosion resistance, thermal endurances such as near the engine high-temperature part (engine, motor, speed change gear etc.) and electric brake device, electrodynamic type steering gear have relatively high expectations the most suitable.
Manufacture method for the shielding wire of present embodiment, as shown in figure 15, though to the cylindrical shell side end at metal tube 11 coated expose shielding conductor 130 after, the situation of carrying out adhere near portion of the unshaped part 22b of outer sleeve 22 and metal tube 11 is illustrated, but to this not special qualification.
For example, as shown in figure 16, preprepared metal tube 11 is enclosed within exposes on the shielding conductor 130, the unshaped part 22b of outer sleeve 22 is contacted with metal tube 11.Then, as shown in figure 17, can be with this contact portion adhere, thus adhere portion 140 formed.The internal diameter of this metal tube 11 is done greatlyyer slightly than the external diameter of braid shielded line 12.
In addition, as shown in figure 18, will expose shielding conductor 130 (upwards upset back) after the unshaped part 22b of outer sleeve 22 side is turned back, and the 22b of unshaped portion of outer sleeve 22 be contacted with metal tube 11 by exposing shielding conductor 130.Then, as shown in figure 19, this contact portion adhere can be formed adhere portion 140.The internal diameter of this metal tube 11 is done greatlyyer slightly than the external diameter of inner sleeve 21.
In addition, as shown in figure 20, will expose shielding conductor 130 after the unshaped part 22b of outer sleeve 22 side is turned back, preprepared metal tube 11 will be set to the position of front end 191 up to the part of turning back of exposing shielding conductor 130.Then, as shown in figure 21, can on the position of this front end 191 partly of turning back, carry out adhere, form adhere portion 140.The internal diameter of this metal tube is done greatlyyer slightly than the external diameter of the part of turning back of exposing shielding conductor 130.
In addition, about the manufacture method of the shielding wire of present embodiment, though, be not particularly limited in laser welding to utilizing laser welding that the unshaped part 22b of outer sleeve 22 and the situation near portion's adhere of metal tube 11 are illustrated.For example, can use other adhere method except that laser welding, welding methods such as for example electron beam welding, TIG welding, MIG welding.Electron beam welding is owing to be to carry out in vacuum tank, thereby, can suppress the generation of oxide, and can reduce the outer position that is influenced by heat is sentenced in fusion.Therefore, the intensity of adhere portion 140 reduces very little.The TIG welding can utilize protective gas to prevent oxidation, and because device is also very simple, thereby welding cost is low.The MIG welding can be supplied with weld metal ground again and weld owing to both can prevent oxidation with protective gas, thereby, can push down the thin wire rod that constitutes braid shielded line 12 with motlten metal, can obtain the adhere portion 140 of beautiful appearance.In addition, can also use ultrasonic wave combined techniques as the solid phase combination, frictional diffusion to wait and replace welding in conjunction with (FSW) method.
Below, the casing of a most preferred embodiment of the present invention is described.
Figure 27 represents the partial cutaway vertical view of the casing of a most preferred embodiment of the present invention.
As shown in figure 27, the casing 260 of present embodiment has connected the shielding wire 10 of at least one (among Figure 27 being 6) present embodiment shown in Figure 1.
Casing 260 mainly constitutes by the framework 261 with bottom 262 with as the cover cap 263 of the lid of framework 261.Cover cap 263 and framework 261 utilize securing members 264 such as bolt or screw to be threaded fixing.
The shielding wire connecting portion 290 that has convex in the side of framework 261 (left surface among Figure 27).The number of shielding wire connecting portion 290 is corresponding with the bar number of shielding wire.As shown in figure 30, shielding wire connecting portion 290 has from the outstanding protuberance cylindraceous 271 of framework 261, becomes male screw portion 273 in the peripheral shape of this protuberance 271.Pass the through hole of usefulness (the electric wire main body is passed the hole) 274 and have the electric wire main body at the central part of shielding wire connecting portion 290.
On the bottom 262 of framework 261, be provided with terminal base 265.On terminal base 265, be connected with and pass the distribution (not shown) that bottom 262 is provided with.
Below the casing 260, promptly framework 261 below be arranged on speed change gear for example surface of shell etc. go up and be in ground state.
In addition, on framework 261 and below form the groove of ring-type respectively.In this groove, embed the seal of O shape circle and so on, utilize these seals to make between the housing of casing 260 and speed change gear and reach reliable air-tightness between framework 261 and the cover cap 263.
Casing 260 preferably constitutes with aluminum or aluminum alloy except that the bottom 262 of framework 261.Cover cap 263 can use except that metal and material, for example, resin constitutes.Bottom 262 is made of insulating material.
As the constituent material of casing 260 and shielding wire connecting portion 290, can enumerate aluminum or aluminum alloy, preferred corrosion resistance, the Al-Si-Mg alloy that solderability is good.As casing 260, use the thickness that constitutes by for example A6063 tank material as 15mm.And as shielding wire connecting portion 290, use the connecting portion external diameter that constitutes by for example A6063 as 16mm, with the connecting portion length of casing 260 part as 20mm.
Below, illustrate that of shielding wire connecting portion 290 forms example.As shown in figure 28, form through hole 275 in the side of framework 261.As shown in figure 29, the link 270 with convex is embedded in this through hole 275.Identical shaped and Embedded Division 272 and protuberance cylindraceous 271 approximate same size constitute link 270 with through hole 275 by having.Then, weld by the boundary member 281 to framework 261 and link 271,270 of framework 261 and links weld together by welding portion 291, thereby obtain shielding wire connecting portion 290.
For casing 260,, be not particularly limited in this structure though framework 261 is illustrated with the situation of link 270 for different separately constitutional details at present embodiment.For example, when the framework of casing 260 forms in casting, framework part and link partly can be cast as one.Can become pin thread 273 with as shielding wire connecting portion 290 in the peripheral shape of the protuberance 271 of the link that is made of one with this framework.
In addition, for the casing 260 of present embodiment,, this is not particularly limited though become the situation of pin thread 273 to be illustrated to peripheral shape at the protuberance 271 of link 270.For example, can on the inner peripheral surface of the through hole 274 of link 270, form negative thread.In this link, do the internal diameter of negative thread portion bigger than the diameter of through hole 274, the enlarged-diameter part 320 (with reference to Figure 33) of metal tube 11 is contacted with the step part of through hole 274 with negative thread portion, in place.The link 310 (with reference to Figure 32) that is threaded with the link with this negative thread portion has pin thread on outer peripheral face.The negative thread part of the male screw portion of this link 310 and link 270 spiral shell as described later is connected.
Below, the method for attachment of the shielding wire and the casing of present embodiment is described.
At first, will insert the through hole 274 of shielding wire connecting portion 290 of framework 261 shown in Figure 30 from the electric wire main body 20 that stretch out the end of the metal tube 11 of shielding wire 10 with end construction shown in Figure 33, Figure 34 represents this insertion state.
Secondly, as shown in figure 35, make the preceding end in contact of the link 270 of the end of enlarged-diameter part 320 of the end that is formed on metal tube 11 and shielding wire connecting portion 290.Then, the negative thread part 312 that is formed on the inner peripheral surface 311 of link 310 is threaded with male screw portion 273 on the outer peripheral face that is formed at link 270.In the process that negative thread part 312 and male screw portion 273 are threaded along sufficient length, link 310 is pressed to packing ring 315 on the enlarged-diameter part 320.By this pushing, packing ring 315 produces plastic deformation, and the opening diameter of packing ring 315 enlarges gradually.Its result, the gap between the negative thread part 312 of link 310 and the male screw portion 273 of link 270 is sealed, and metal tube 11 and framework 261 have realized more reliable electrical connection.
Then, utilize bolt 266 to be fixed on the terminal base 265 that is arranged at bottom shown in Figure 27 262 by conductor 17 screw threads that packing ring 267 will be inserted into the electric wire main body 20 in the framework 261.Like this, the electric wire main body 20 of shielding wire just realizes being electrically connected with casing 260.At last, with cover cap 263 be placed on framework 261 above, utilize securing member 264 that framework 261 and cover cap 263 screw threads are fixed.Like this, shielding wire was finished with being connected just of casing 260, obtained shield wire unit 340.
This shield wire unit 340 as shown in figure 43, shielding conductor connector 354 1 sides (left side among Figure 43) of shielding wire 10 are connected on the converter casing 481.As shown in figure 37, the equipment connecting portion 503 of connector component 500 is embedded in the connecting hole that forms on the converter casing in advance, contacts with the converter casing up to its flange part 502.Thereafter, the securing member that utilizes bolt and so on is connected the peripheral part of flange part 502 and is fixing with the converter casing.At this moment, the equipment connecting portion side that is preferably in flange part 502 form to embed the groove that the seal of O shape circle and so on is used.Like this, can improve the sealing property of the connecting portion of flange part 502 and converter casing.Many (being 3 of three-phases among Figure 43) shielding wire 10 utilizes fixed guide 432 to tie up, arrange.Like this, the switching performance of shield wire unit 340 and converter casing 431 is good.
The connector component 500 of the end of the shield wire unit 340 of present embodiment by making converter one side that is arranged on shielding wire 10 mechanically is connected with converter casing 431, and the ground connection that can carry out shielding wire 10 and converter casing 431 in the outside of converter casing 431 is connected.Therefore, adopt the shield wire unit 340 of present embodiment, being connected of existing shielding wire 350 shown in just needn't image pattern 44 and converter casing 481 shown in Figure 48 is such, by earth connection and so on the fixing usefulness of screw thread terminal is connected with converter casing 481.Therefore, shield wire unit 340 and converter casing is connected transaction capabilities not only simply but also good.
On the other hand, adopt the method for attachment of present embodiment, be threaded, just can realize the end of metal tube 11 and the electrical connection between the shielding wire connecting portion 290 by the link 270 that makes link 310 and shielding wire connecting portion 290.That is, the shield member of shielding wire can be carried out in the outside of casing 260 and the ground connection of casing 260 is connected.Therefore, adopt the method for attachment of present embodiment, do not need the existing shielding wire 350 shown in the image pattern 46 such, in the framework 382 of casing 381, utilize shielding conductor connector 354 and the ground terminal block 387 screw threads fixing like this operation of trouble of bolt 390 shielding wire 350 with being connected of casing 381.That is, the transaction capabilities that is connected of shielding wire and casing 260 becomes simple and good.
Before being connected of the shielding wire connecting portion 290 of metal tube 11 that carries out shielding wire and casing 260, metal tube 11 is carried out in advance the bending machining of reservation shape.Therefore, concrete in the connection procedure of metal tube 11 and shielding wire connecting portion 290 in the connection procedure of shielding wire and casing 260, need not worry and can apply unnecessary power this coupling part.
By metal tube 11 mechanically is connected with casing 260, to compare with adopting being connected of welding, connecting portion (shielding wire connecting portion 290 and link 310) is difficult to residual stress.Thereby, can suppress the reduction of metal tube 11 intensity.
On the other hand, adopt the shield wire unit 340 of present embodiment, shielding wire 10 and casing 260 carried out machinery in advance with being connected of electricity.Therefore, for example, in that this shield wire unit 340 is used as under the situation of power supply unit (for example power supply unit of speed change gear one side of automobile), can install the equipment that is powered a side at an easy rate, its operating characteristics is good.That is, have the function of grounded parts, thereby can omit over the shielding wire that carries out in each manufactory (for example automobile factory) etc. is connected operation with the ground connection of casing by the whole framework that makes casing 260 in advance.
Below, the variation of the shielding wire of present embodiment is described with reference to the accompanying drawings.
The cylindrical shell shown in Figure 6 50 of the shielding wire of present embodiment is inner sleeve 21, braid shielded line 12 parts different respectively with outer sleeve 22.
In contrast, the cylindrical shell of this variation is to constitute the inner sleeve of cylindrical shell and the parts that outer sleeve is made of one.Concrete is, as shown in figure 22, has prepared to have inner sleeve 211, has had the sleeve part 210 of the connecting portion 213 of the ring-type that internal diameter links into an integrated entity than the bigger outer sleeve 212 of the external diameter of inner sleeve 211 with inner sleeve 211 and outer sleeve 212.Connecting portion 213 is arranged on for example mid portion of the length direction of sleeve part 210 (left and right directions among Figure 22).The position of connecting portion 213 is unqualified, can be the end of sleeve part 210.Methods such as this sleeve part 210 utilization castings are integrally formed.Sleeve part 210 has 2 spatial portions 214,215 of clamping connecting portion 213 between inner sleeve 211 and outer sleeve 212.Insert braid shielded line 12 in the spatial portion therein (being spatial portion 214 among Figure 22), insert metal tube 11 described later at another spatial portion (being spatial portion 215 among Figure 22).
Then, braid shielded line 12 is inserted in the spatial portion 214 of sleeve part 210.The part that is inserted into the braid shielded line 12 in the spatial portion 214 becomes lap 222.
Then, as shown in figure 23, in the inside 216 of sleeve part 210, insert columned mold 221., at lap 222, utilize pressurization means (for example anchor clamps etc.) from the outside of outer sleeve 212 exert pressure carry out compression molding, make outer sleeve 212, braid shielded line 12 and inner sleeve 211 realize mechanically being connected thereafter.By this mechanical connection, can guarantee the contact area of braid shielded line 12 and outer sleeve 212 and inner sleeve 211, increase it and electrically contact.Compression molding is then carried out along the whole circumference of sleeve part 210.
Subsequently, as shown in figure 24, make that a part of partial melting of the lap 222 of mechanical connection solidifies, thereby make the braid shielded line 12 of melting and solidification part 231 of this part and outer sleeve 212 and inner sleeve 211 realize being electrically connected completely.Like this, just, can obtain cylindrical shell 230.The melting and solidification of this part can be realized by adopting methods such as TIG welding, MIG welding, electron beam welding, laser welding to heat from the outside of outer sleeve 212.
Then, as shown in figure 25, metal tube 11 is inserted in the spatial portion 215 of sleeve part 210.A part that is inserted into the metal tube 11 in the spatial portion 215 becomes lap 242.At this moment, pass the inside that metal tube 11 interior electric wire main bodys 20 just are inserted into cylindrical shell 230 in advance.
Subsequently, utilize boundary member 241 adhere of MIG welding, as shown in figure 26, form adhere portion 251 cylindrical shell 230 and metal tube 11.This adhere is carried out continuously along the whole circumference of cylindrical shell 230.Like this, the sleeve part 210 of metal tube 11 and cylindrical shell 230 is just realized being electrically connected reliably in adhere portion 251.
At last, the part to sleeve part 210 insulate.For example, prepare the length heat-shrinkable tube of cover sleeve parts 210 fully respectively, after being enclosed within on the sleeve part 210, by carrying out blowing hot wind, thereby heat-shrinkable tube is shunk and fitting tightly with shield member and to insulate.
The shielding wire of this cylindrical shell 230 has been used in employing, and braid shielded line 12 is realized being electrically connected by directly contacting with sleeve part 210, and sleeve part 210 is also realized being electrically connected by directly contacting with metal tube 11.That is, braid shielded line 12 and metal tube 11 are realized being electrically connected indirectly by sleeve part 210.At this, because braid shielded line 12 is netted loose structures, thereby when under making braid shielded line 12 and metal tube 11 direct state of contact, carrying out spot welding, the electrically contacting poorly of its weld part.Yet, in the shielding wire that has used this cylindrical shell 230, braid shielded line 12 and sleeve part 210 and between sleeve part 210 and metal tube 11, all in big scope, realized planar electrical connection.Therefore, realize indirect electrical connection, can make electrical connection more reliable by make weaving shielding conductor 12 and metal tube 11 through sleeve part 210.
Though more than understand the preferred embodiments of the present invention, the present invention is not subjected to the qualification of the foregoing description, can have other various variations it is contemplated that, and is self-evident.
Claims (16)
1. a shielding wire has the electric wire main body and the shield member that is arranged on this electric wire main body periphery of the conductor that is made of insulator coating single line material or strand material, it is characterized in that:
Above-mentioned shield member constitutes by dock the metal tube that is provided with successively by the cylindrical shell that is provided with braid shielded line, outer sleeve with this cylindrical shell around inner sleeve, this cylindrical shell is electrically connected with metal tube, and the connector component with flange part is electrically connected with non-metallic pipe one side of cylindrical shell.
2. shielding wire according to claim 1 is characterized in that:
Also be equipped with the link of tubulose in non-cylindrical shell one side of above-mentioned metal tube.
3. shielding wire according to claim 1 and 2 is characterized in that:
The enlarged-diameter part of taper is set at the non-cylindrical shell side end of above-mentioned metal tube.
4. shielding wire according to claim 1 and 2 is characterized in that:
Above-mentioned link is that circumferential portion has negative thread nut part partly within it.
5. shielding wire according to claim 1 and 2 is characterized in that:
Above-mentioned link has male screw portion at its outer peripheral portion.
6. shielding wire according to claim 1 and 2 is characterized in that:
Above-mentioned connector component has the cylindrical shell coupling part and the equipment coupling part of clamping above-mentioned flange portion.
7. according to any one described shielding wire among the claim 1-6, it is characterized in that:
Above-mentioned braid shielded line is made of copper or copper alloy, and above-mentioned metal tube, above-mentioned link and above-mentioned connector component are made of aluminum or aluminum alloy.
8. according to any one described shielding wire among the claim 1-6, it is characterized in that:
Above-mentioned metal tube, above-mentioned braid shielded line, above-mentioned link and above-mentioned connector component are made of aluminum or aluminum alloy.
9. casing, it is the casing that is used to connect shielding wire, this shielding wire has conductor electric wire main body that forms and the shielding conductor parts that are arranged on this electric wire main body periphery that are made of single line material or strand material the insulator coating, it is characterized in that, the shielding wire connecting portion that the above-mentioned casing that is made of metal has at least one convex, this shielding wire connecting portion be the through hole of position with electric wire main body in the central.
10. casing according to claim 9 is characterized in that:
Above-mentioned casing and above-mentioned shielding wire connecting portion are made of aluminum or aluminum alloy.
11. the method for attachment of shielding wire and casing, it is characterized in that, above-mentioned shielding wire has conductor guidewire body that forms and the shield member that has in the periphery setting of this guidewire body that is made of single line material or strand material the insulator coating, and this shield member constitutes by dock the metal tube that is provided with successively by the cylindrical shell that is provided with braid shielded line, outer catheter with this cylindrical shell around inner catheter;
The shielding wire coupling part that the above-mentioned casing that is made of metal has at least one convex, this shielding wire coupling part be the through hole of position with electric wire main body in the central; And have following steps:
The step that above-mentioned cylindrical shell and above-mentioned metal tube are electrically connected;
Be equipped with the step of the link of tubulose in non-cylindrical shell one side of metal tube;
To have the step that the connector component of flange portion is electrically connected with non-metallic pipe one side of cylindrical shell;
The step that the non-cylindrical shell side end of metal tube is contacted with above-mentioned shielding wire connecting portion;
Above-mentioned link and shielding wire connecting portion are carried out the step of mechanical connection.
12. the method for attachment of shielding wire according to claim 11 and casing is characterized in that:
After being equipped with step, can also have the step that the enlarged-diameter of the non-cylindrical shell side end of metal tube is become taper.
13. the method for attachment according to claim 11 or 12 described shielding wires and casing is characterized in that:
Above-mentioned contact procedure can make the non-cylindrical shell side end of above-mentioned metal tube insert in the electric wire main body through hole of above-mentioned shielding wire connecting portion and it is fixed.
14. the method for attachment according to any one described shielding wire and casing among the claim 11-13 is characterized in that:
Above-mentioned mechanical connection step can make on the interior perimembranous of above-mentioned link formed negative thread part and on the outer peripheral face of above-mentioned shielding wire connecting portion formed male screw portion be threaded;
15. the method for attachment according to any one described shielding wire and casing among the claim 11-13 is characterized in that:
Above-mentioned mechanical connection step can make that formed negative thread partly is threaded on formed male screw portion on the peripheral part of above-mentioned link and the inner peripheral surface at the electric wire main body through hole of above-mentioned shielding wire connecting portion.
16. a shield wire unit is the shield wire unit that at least one shielding wire and casing are formed by connecting, and it is characterized in that:
Above-mentioned shielding wire has conductor guidewire body that forms and the shield member that has in the periphery setting of this guidewire body that is made of single line material or strand material the insulator coating, and this shield member constitutes by dock the metal tube that is provided with successively by the cylindrical shell that is provided with braid shielded line, outer catheter with this cylindrical shell around inner catheter;
The shielding wire coupling part that the above-mentioned casing that is made of metal has at least one convex, this shielding wire coupling part be the through hole of position with electric wire main body in the central;
Above-mentioned cylindrical shell and above-mentioned metal tube are electrically connected, be equipped with the link of tubulose in non-cylindrical shell one side of metal tube, the non-cylindrical shell side end of metal tube is docked with above-mentioned shielding wire connecting portion, above-mentioned link mechanically is connected with the shielding wire connecting portion, and the connector component that will have a flange portion is electrically connected with non-metallic pipe one side of cylindrical shell.
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004353272 | 2004-12-06 | ||
| JP2004-353271 | 2004-12-06 | ||
| JP2004-353272 | 2004-12-06 | ||
| JP2004353271 | 2004-12-06 | ||
| JP2004353271A JP4720168B2 (en) | 2004-12-06 | 2004-12-06 | Shielded wire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1801533A true CN1801533A (en) | 2006-07-12 |
| CN100428569C CN100428569C (en) | 2008-10-22 |
Family
ID=36666474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101275426A Expired - Fee Related CN100428569C (en) | 2004-12-06 | 2005-12-05 | Shield wire, housing connected with same, connecting method thereof and shield wire unit |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4720168B2 (en) |
| CN (1) | CN100428569C (en) |
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| CN101017932B (en) * | 2007-01-09 | 2010-07-28 | 张选 | Built-in pipe bus connector |
| CN102055122A (en) * | 2009-10-28 | 2011-05-11 | 矢崎总业株式会社 | Wire harness |
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| CN103415968A (en) * | 2011-02-28 | 2013-11-27 | 株式会社自动网络技术研究所 | Shield conductor |
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| JP4710315B2 (en) * | 2004-12-06 | 2011-06-29 | 日立電線株式会社 | Shielded wire, casing connected to it, method for connecting them, and shielded wire unit |
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| JPH0896631A (en) * | 1994-09-26 | 1996-04-12 | Furukawa Electric Co Ltd:The | Multipair shielded cable |
| JP2001167639A (en) * | 1999-12-13 | 2001-06-22 | Yuasa Corp | Connecting cable for storage battery |
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| JP3947096B2 (en) * | 2002-11-26 | 2007-07-18 | 株式会社オートネットワーク技術研究所 | Conductive path and shield member with shield function |
| JP2004254478A (en) * | 2003-02-21 | 2004-09-09 | Auto Network Gijutsu Kenkyusho:Kk | Connection structure of shield connector for instrument |
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Also Published As
| Publication number | Publication date |
|---|---|
| JP2006164702A (en) | 2006-06-22 |
| CN100428569C (en) | 2008-10-22 |
| JP4720168B2 (en) | 2011-07-13 |
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