JP2008296741A - Power supply structure for slide door - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To prevent noise by suppressing hanging and flapping of a wire harness wired from a slide door to a vehicle body when full-closing the slide door. <P>SOLUTION: A neck-shaking member 6 is provided neck-shakably in a horizontal direction on a slide door side, the wire harness 2 is wired from the neck-shaking member to a vehicle body side, and a harness support guide 28 for supporting the wire harness without being hung down at full-closing of the slide door 31 is provided on the slide door. An inclination surface 30a slide-contacting and picking up the wire harness at closing operation of the slide door is formed on the harness support guide 28. The harness support guide 28 includes a shock absorbing material relative to the wire harness or a shock absorbing material 28a. The harness support guide 28 is constituted by a plate part 29 fixed to the slide door; and a support wall 30 projected from a lower end side of the plate part and supporting the wire harness. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to a power supply structure for a slide door in which, for example, a wire harness is swingably arranged from a vehicle body to a slide door so as to constantly supply power to a slide door of an automobile.

  9 to 10 show one form of a conventional power supply structure for a sliding door (see, for example, Patent Document 1).

  This power supply structure for a sliding door is for wiring the wire harness 43 from the sliding door 41 of the automobile to the vehicle body 47 so as to constantly supply power to electrical components and auxiliary equipment on the sliding door side. The wire harness 43 is routed from the protector 50 of the power supply apparatus mounted vertically to the harness fixture 60 in the vicinity of the step portion 48 of the vehicle body 47 through the crossing space 46 so as to be swingable in the vehicle longitudinal direction.

  This power supply device includes a protector 50 made of a synthetic resin that houses the wire harness 43 in a bendable manner, and a metal leaf spring 44 that urges the wire harness 43 upward in the protector, and a vertical wall of the protector 50. The wire harness 43 is lifted by the force of the leaf spring between the curved peripheral wall 54 along the portion 53 and the harness surplus length is absorbed.

  The protector 50 includes a protector base 51 and a protector cover 52. The protector base 51 and the protector cover 52 are locked and fixed to each other after the wire harness 43 and the leaf spring 44 are assembled inside.

  The leaf spring 44 is fixed to the lower part of the front end of the protector 50 together with the wire harness 43 (a fixing portion is denoted by reference numeral 59), and a synthetic resin cap 49 is fixed to the tip of the leaf spring 44. It is slidably supported.

  The wire harness 43 is configured by covering a plurality of electric wires 43a with a corrugated tube 43b made of synthetic resin, and a front end lower portion of the corrugated tube 43b is fixed to the protector 50 by tape winding or the like. The corrugated tube 43b has concave grooves and ridges alternately in a bellows shape and exhibits good flexibility.

  One electric wire portion 43 a of the wire harness 43 is led out from the front portion of the protector 50 and connected to an auxiliary machine on the slide door side, and the other corrugated tube portion 43 b of the wire harness 43 is a long lower opening 55 of the protector 50. From the vehicle to the fixture 60 on the vehicle body 47 side through the crossing space 46. In the transition space 46, each wire 43a of the wire harness 43 is safely protected from interference with the outside, water droplets, dust, and the like by the corrugated tube 43b.

FIG. 9 shows the fully closed state of the slide door 41, and FIG. When the sliding door 41 is fully closed, the wire harness 43 is pulled rearward, and when the sliding door 41 is fully opened, the wire harness 43 is pulled forward. In particular, when the sliding door 41 is half open, the wire harness 43 tends to loosen downward. However, it is biased upward by the leaf spring 44 to absorb slack (excess length), and pinching due to drooping is prevented.
JP 2001-354085 A (FIGS. 4 and 7)

  However, in the above-described conventional sliding door power feeding structure, for example, when applied to a small vehicle, the protector 50 occupies a large space, and there is a concern that the degree of freedom of the layout of other auxiliary machines is limited. was there.

  Therefore, the applicant of the present application previously described in Japanese Patent Application No. 2006-55889, a horizontal guide rail is provided on a rectangular case mounted on a slide door, the slider is slidably engaged with the guide rail, and a swing member is attached to the slider. Engage and feed the wire harness from the fixed part of the case upper wall to the vehicle body side through the swinging member and swing within the case as the slider moves (not shown) Has proposed.

  Further, in the same application, the upper end of the wire harness is fixed to the sliding door panel, and a swinging member is provided on the support member fixed to the sliding door panel so as to be swingable in the horizontal direction. It also proposes a power supply structure for sliding doors (not shown) that has been routed.

  By these power supply structures for sliding doors, the case is made compact or eliminated, and the degree of freedom of layout of other auxiliary machines in the sliding door is expanded.

  However, in these power supply structures for sliding doors, when the sliding door is fully closed, the wire harness is routed linearly from the swinging member to the harness fixture on the vehicle body side substantially in parallel with the sliding door. There is a concern that the wire harness may sag downward or flutter up and down, causing interference with the vehicle body and the like to generate abnormal noise.

  In view of the above, the present invention suppresses drooping of the wire harness and fluttering up and down in a structure in which the wire harness is routed from the swinging member to the vehicle body side substantially in parallel with the slide door when the slide door is fully closed. It is another object of the present invention to provide a power supply structure for a sliding door that can prevent occurrence of abnormal noise.

  In order to achieve the above object, a power supply structure for a sliding door according to claim 1 of the present invention is provided with a swinging member that can swing in a horizontal direction on the sliding door side, and a wire harness that extends from the swinging member to the vehicle body side. And a harness support guide for supporting the wire harness without drooping when the slide door is fully closed is provided on the slide door.

  With the above configuration, the wire harness is bent away from the harness support guide on the slide door side in the horizontal direction when the slide door is opened, and the wire harness rides on the harness support guide with the swinging member as a fulcrum when the slide door is closed. Supported straight in the direction. As the slide door is opened and closed, the swinging member rotates in the horizontal direction integrally with the wire harness. When the sliding door is closed along the guide rail on the vehicle body side, the sliding door closes the entrance and exits close to the vehicle body, and when opened, the sliding door is separated outward from the entrance and exit along the vehicle body. The harness support guide may be slightly inclined in the vertical direction even if it is not horizontal as long as the wire harness does not hang down.

  A power supply structure for a sliding door according to a second aspect of the present invention is the power supply structure for a sliding door according to the first aspect, wherein the harness support guide has an inclined surface that picks up the wire harness by sliding contact when the sliding door is closed. It is characterized by that.

  With the above configuration, when the sliding door is closed (fully closed), the harness support guide approaches the wire harness, and the upward inclined surface of the harness support guide picks up the wire harness, so that the wire harness is easily pulled up. . When the sliding door is opened, the wire harness is smoothly separated from the harness support guide while descending along the inclined surface of the harness support guide.

  The sliding door feeding structure according to claim 3 is the sliding door feeding structure according to claim 1 or 2, wherein the harness support guide is a cushioning material for the wire harness or includes a cushioning material. To do.

  With the above configuration, when the wire harness vibrates on the harness support guide due to vibration during traveling of the vehicle or the like, the shock absorbing material absorbs the vibration to prevent abnormal noise or wear. The entirety of the harness support guide may be formed of a buffer material, or a part of the harness support guide, for example, a portion of the surface that supports the wire harness may be formed of the buffer material. As the buffer material, an elastic material such as an elastomer is suitable.

  The power supply structure for a sliding door according to claim 4 is the power supply structure for a slide door according to any one of claims 1 to 3, wherein the harness support guide is fixed to the slide door, and the plate section And a support wall that protrudes from the lower end side of the wire and supports the wire harness.

  With the above configuration, the plate portion is fixed to the slide door with screws or the like, and the support wall supports the lower surface of the wire harness horizontally. The side surface of the wire harness is stably supported without tilting along the plate portion.

  According to the first aspect of the invention, when the sliding door is fully closed, the wire harness is supported by the harness supporting guide on the sliding door side to prevent the drooping and flapping. This eliminates concerns about pinching of the wire harness between them and noise and wear caused by flapping, improving the reliability of constant power supply to the sliding door.

  According to the invention of claim 2, since the wire harness is smoothly picked up along the inclined surface of the harness support guide when the sliding door is closed, the wire harness can be reliably supported by the harness support guide, The effect of the first aspect of the invention is reliably exhibited. Further, when the sliding door is opened, the wire harness is smoothly detached along the inclined surface of the harness support guide, so that the wire harness is smoothly bent.

  According to the invention of claim 3, even if the wire harness vibrates on the harness support guide due to vibration during vehicle running or the like, the vibration is moderated by the cushioning material, and abnormal noise and wear are reliably prevented. The reliability of constant power supply increases.

  According to the invention described in claim 4, by supporting the side surface of the wire harness with the plate portion of the harness support guide, the lateral fluttering of the wire harness during traveling of the vehicle or the like is suppressed, and the noise prevention property is improved. be able to.

  1 to 5 show an embodiment of a power supply structure for a sliding door according to the present invention.

  As shown in FIG. 1, this power supply structure for a sliding door is configured such that a case 22 of a power supply device 21 is fixed vertically on a door inner panel 31 a of a slide door 31 of an automobile, and an upper end of a hanging part 3 of a wire harness 2 is attached to the case 22. Fixed to the upper wall 24, the slider 5 is engaged with the horizontal guide rail 23 of the case 22, the swinging member 6 is engaged with the slider 5 so as to be swingable in the horizontal direction, and the hanging part 3 of the wire harness 2 is attached to the case. 22 is arranged so as to be swingable in the vehicle front-rear direction integrally with the slider 5 from the harness fixing portion 4 of the upper wall 24 of the upper wall 24 to the swinging member 6, and the wire harness portion 15 following the hanging portion 3 is connected to the vehicle body. 5 is led out horizontally over the side harness fixture 16 (FIG. 5), and the wire harness portion 15 is substantially parallel along the door inner panel 31a when the sliding door 31 (FIG. 5) is fully closed. In the searched power supply structure for the sliding door, a long harness support guide 28 that supports the wire harness portion 15 is fixed horizontally to the door inner panel 31a, and when the slide door 31 is fully closed, the harness support guide 28 wire is used. The harness portion 15 is supported horizontally and straightly.

  The harness support guide 28 may be formed integrally with the back wall 27 (FIG. 3) of the case 22 made of synthetic resin, or may be formed separately from the case 22 and connected and fixed to the case 22 by screw means or the like. Alternatively, it may be formed separately from the case 22 and directly fixed to the door inner panel 31 a without being connected to the case 22. When the sliding door of FIG. 1 is fully closed, the support wall 30 of the harness support guide 28 is disposed in the vicinity of the rotating front end surface of the swinging member 6.

  The harness support guide 28 is preferably fixed to the door inner panel 31a by screw means, a locking clip or the like, whether it is integral with the case 22 or separate. The locking clip is to insert and engage a pair of resin claws (not shown) integrated with the harness support guide 28 into a circular hole (not shown) of the door inner panel 31a. In the case of a separate body from the case 22, the harness support guide 28 can be formed of a metal material. The length of the harness support guide 28 is appropriately set according to the length of the wire harness portion 15 and the like.

  As shown in FIGS. 1 and 2, the harness support guide 28 of the present example is formed in a horizontally long vertical plate portion 29 fixed to the door inner panel 31a and horizontally protruding on the lower end side of one side surface of the plate portion 29, It is comprised with the support wall 30 which supports the wire harness 2 stably without slack (dripping) or flapping.

  The upper surface 30a of the support wall 30 is formed in an inclined shape, and the inclined surface 30a is gradually lowered from the plate portion 29 toward the tip 30b of the support wall 30. By this inclined surface 30a, the wire harness portion 15 can be smoothly picked up on the support wall 30 while being brought into sliding contact with the inclined surface 30a when the sliding door 31 is fully closed.

  That is, the wire harness portion 15 hangs slightly below the upper surface (inclined surface) 30a of the support wall 30 except for the vicinity of the swinging member 6 and the vicinity of the harness support 16 in the opened state of the slide door 31. However, when the sliding door 31 is closed, the inclined surface 30a smoothly picks up the wire harness 15 by sliding the wire harness 15 around the harness portion in the vicinity of the swinging member 6 and the harness support 16 (support wall). 30) and support.

  In this example, the inclined surface 30a is obtained by gradually increasing the inclination angle in two steps from the tip 30b of the support wall 30 toward the plate portion 29, and the lifting amount of the wire harness portion 15 is increased to reliably prevent loosening and fluttering. At the same time, when the slide door 31 is opened, the wire harness portion 15 is smoothly separated from the support wall 30 by the steep inclined surface 30a ′ on the back side. Each inclined surface 30a, 30a 'may be formed in a curved shape.

  The vertical plate portion 29 stably supports a wide side surface on the short diameter side of the wire harness portion 15 without tilting. Since the plate portion 29 is provided, the side surface of the wire harness portion 15 can be supported (received so as not to tilt) without any problem even if the surface of the slide door panel 31a has irregularities.

  It is preferable that at least the upper surface 30a of the support wall 30 is formed with a buffer material 28a made of a flexible elastomer (elastic material) such as synthetic rubber or a flexible non-woven fabric, and the wire harness portion 15 is formed by the buffer material 28a. And the support wall 30 are soft so that the generation of abnormal noise is reliably suppressed. It is possible to form the buffer material 28a in a layered manner also on one side surface (surface in contact with the wire harness portion) 29a of the plate portion 29. The buffer material 28a is preferably formed integrally with the surface of the support wall 30 made of synthetic resin, for example, by molding. It is also effective to form the entire support wall 30 with a cushioning material such as rubber or to form the entire harness support guide 28 with a cushioning material such as rubber. Abnormal noise can be absorbed by the buffer material 28a, so that a complicated structure for preventing abnormal noise is not required, and the material can be reduced.

  The wire harness portion 15 of this example is configured by covering a plurality of insulation-coated electric wires with an oval (flat) corrugated tube (harness protection tube) having a vertically long cross section along the harness support guide 28 from the swinging member 6. The lower end surface 15 a on the long diameter side of the corrugated tube (substitute with reference numeral 15) is supported by the upper surface 30 a of the support wall 30. The corrugated tube 15 is made of synthetic resin as a material, and is provided with a circumferential flexibility by alternately arranging circumferential grooves and ridges (not shown).

  When a corrugated tube having a circular cross section is used or when a plurality of electric wires 17 are bundled without using the corrugated tube 15, the protrusion amount of the support wall 30 is increased. Even when a corrugated tube having an oval cross section is used, the upper surface of the support wall 30 is formed by an inclined surface 30a and a horizontal surface (not shown) following the inclined surface 30a, and the wire harness portion 15 is formed along the inclined surface 30a. It is also possible to pick up or disengage the wire harness portion 15 to support the wire harness portion 15 in a horizontal plane. This horizontal plane is formed in place of the steep inclined surface 30a 'on the back side in FIG.

  3 to 4 show in detail the internal structure of an embodiment of the power feeding device 21. FIG. 3 corresponds to the closing time of the sliding door, and FIG. 4 corresponds to the opening time of the sliding door.

  The power feeding device 21 includes a case 22 that swingably accommodates a hanging portion 3 formed of a plurality of electric wires 17 of the wire harness 2, a horizontal guide rail 23 provided at the lower portion of the case 22, and a guide rail 23. The slider 5 is slidably engaged, and the swinging member 6 is provided on the slider 5 so as to be swingable in the horizontal direction.

  The case 22 is preferably made of metal or synthetic resin, the guide rail 23 is preferably made of metal or synthetic resin, and the slider 5 and the swing member 6 are preferably made of synthetic resin. The upper end of the hanging part 3 of the wire harness 2 is fixed to the harness fixing part 4 of the upper wall 24 of the case 22. The harness fixing portion 4 may be, for example, a vertical protruding plate, and the wire harness 2 is fixed by tape winding or a band. The hanging part 3 of the wire harness 2 is routed from the harness fixing part 4 to the swinging member 6 in a state of being exposed as a plurality of electric wires, and is partially bound by tape winding or the like so as not to be separated.

  A guide rail 23 is horizontally provided at a lower portion 27 a of a vertical base wall (back wall) 27 of the case 22, and side walls 25 of the case 22 are notched on both the front and rear sides of the guide rail 23, and are led out from the swinging member 6. The wire harness portion 15 can swing back and forth at a large angle. 3 and 4, the front cover of the case 22 is not shown. In the specification, the vertical direction is based on the vertical direction of the vehicle.

  The slider 5 has a vertical harness insertion hole 8 on the upper side, and a space (horizontal groove) 9 that supports the swinging member 6 to be swingable in the horizontal direction below the harness insertion hole 8. . The space 9 is open in the vehicle front-rear direction, and is configured to be surrounded by a horizontally concave shape by the upper and lower horizontal wall portions 10 and 11 of the slider 5 and the back vertical wall portion 12. A back side portion of the vertical wall portion 12 is slidably engaged with the guide rail 23. The vertical harness insertion hole 8 can be divided from the center in the vehicle width direction (left-right direction), and in FIG. 3, the wire is connected to the harness insertion hole 8 in a state where the upper wall portion 10a on the near side is separated from the upper wall portion 10b on the rear side. The harness 2 can be inserted.

  The swinging member 6 has, for example, a hollow annular shaft portion (not shown) concentric with the harness insertion hole 8 of the slider 5, and the shaft portion is an annular groove portion on the inner surface of the upper and lower wall portions 10, 11 of the slider 5 ( (Not shown) is rotatably engaged. Alternatively, a hollow annular shaft portion (not shown) is provided concentrically with the harness insertion hole 8 on the inner surfaces of the upper and lower wall portions 10 and 11 of the slider 5, and the shaft portion is formed in an annular shape on the upper and lower wall surfaces of the swing member 6. You may engage with the groove part (not shown) of this.

  The swinging member 6 has a concentric vertical harness insertion hole (not shown) inside the annular shaft portion, and the harness insertion hole communicates concentrically with the harness insertion hole 8 of the slider 5. Is continued to the horizontal harness insertion hole 14 (FIG. 4) of the swing member 6. The vertical harness insertion hole is formed in a circular cross section, and the horizontal harness insertion hole 14 is formed in an oval shape with a vertical cross section corresponding to the corrugated tube 15 following the swinging member 6.

  The swinging member 6 is formed so as to be split up and down, and the wire harness 2 can be inserted into the harness insertion hole in the split state, and the top and bottom split swinging members are locked with bolts or locking claws and engaging recesses or the like. Fixed to each other by means. The case 22 is fixed to the door inner panel 31a of the sliding door, and the tip 6a of the swinging member 6 faces the vehicle body side and can swing freely in the front-rear direction of the vehicle body 32 (FIG. 5).

  One end of the corrugated tube 15 is held and fixed in the horizontal harness insertion hole 14 of the swinging member 6. A rib (not shown) protrudes from the inner peripheral surface of the horizontal harness insertion hole 14 of the swinging member 6, and a concave groove of the corrugated tube 15 having an oblong cross section is engaged and fixed to the rib. When a corrugated tube (not shown) having a circular cross section is used, the corrugated tube is rotatably held by the ribs in the circumferential direction. A plurality of insulating coated electric wires 17 are inserted into the corrugated tube to form a wire harness portion 15.

  The other end of the corrugated tube 15 led out from the swinging member 6 is fixed to a harness fixture 16 (FIG. 5) on the vehicle body side by a rib (not shown) similar to that in the swinging member 6. Is led out from the harness fixture 16 to the vehicle body side (power supply side) as a plurality of electric wire portions 17 and connected to a wire harness (not shown) on the vehicle body side through a connector. The harness fixture 16 is fixed to the vehicle body with bolts or the like.

  5, the closed state of the slide door 31 in FIG. 3 is indicated by a solid line, and the fully open state of the slide door 31 in FIG. 4 is indicated by a chain line.

  When the sliding door 31 is closed to the front of the vehicle, the case 22 moves forward together with the sliding door 31, and the swinging member 6 swings obliquely backward with the upper and lower shafts (not shown) as fulcrums. However, the hanging part 3 of the wire harness 2 is twisted in the circumferential direction (clockwise in FIG. 5) between the harness fixing part 4 and the swinging member 6 at the upper part of the case to absorb the swinging of the swinging member 6. The horizontal wire harness portion 15 is pulled rearward between the swinging member 6 and the harness fixture 16 on the vehicle body side and extends substantially straight, while being supported by the harness support guide 28 and drooping or vertically extending. Flapping is prevented. The vibration of the wire harness portion 15 during traveling of the vehicle or the like is absorbed by the cushioning material 28a of the harness support guide 28, and abnormal noise is reliably prevented.

  When the sliding door 31 is opened, the case 22 moves rearward together with the sliding door 31 as shown by a chain line in FIG. 5, and as the sliding door 31 moves away from the vehicle body 32, the swinging member 6 pivots. The swinging portion 3 of the wire harness 2 is twisted in the circumferential direction between the harness fixing portion 4 of the case 22 and the swinging member 6 while rotating forward with the portion as a fulcrum, and the swinging of the swinging member 6 is absorbed. The horizontal wire harness portion 15 between the sliding door 31 and the vehicle body 32 (crossover space 33) is curved away from the harness support guide 28 and bent forward, with the vehicle body side harness fixture 16 serving as a fulcrum. Bends in a letter or J shape.

  1 to 5, the case 22 is used. However, the case 22 can be eliminated, and the guide rail 23 can be directly provided on the door inner panel 31 a instead of the case 22.

  6 to 8 show another embodiment of the power supply structure for a sliding door according to the present invention.

  This sliding door power supply structure eliminates the case 22 in the embodiment of FIG. 3, and instead of the slider 5, the fixing member 5 ′ is fixed to the door inner panel 31a of the sliding door 31 (FIG. 5) with screw means. A swinging member 6 is provided on the member 5 ′ so as to freely swing in the horizontal direction, and a harness support guide 28 is provided horizontally integrally with or separately from the fixing member 5 ′ and fixed to the door inner panel 31 a. The upper end of 3 is fixed to the door inner panel by the fixing portion 4, and the wire harness portion 15 following the hanging portion 3 is horizontally routed from the fixing member 5 ′ to the harness fixing tool 16 on the vehicle body side through the swinging member 6. Is.

  Since the configurations of the wire harness 2, the swinging member 6, and the harness support guide 28 are the same as those in the embodiment shown in FIGS. 1 to 5, the same components are denoted by the same reference numerals and detailed description thereof is omitted. The fixing member 5 ′ is the same as the slider 5 except that the sliding mechanism of the slider 5 is eliminated and a fixing bracket 19 is provided. The power feeding device 1 may be configured by the fixing member 5 ′, the swinging member 6, the harness fixing portion 4, and the harness support guide 28.

  The harness support guide 28 includes a vertical plate portion 29 and a support wall 30 protruding in the horizontal direction from the plate portion 29. The upper surface 30a of the support wall 30 is formed in an inclined shape, and at least the surface of the support wall 30 is flexible. It is preferable that the material is covered with a buffer material 28a such as an elastomer or a non-woven fabric, or the entire support wall 30 or the entire harness support guide 28 is formed of the buffer material.

  The harness fixing portion 4 of the present example is a curved plate-like clamp that is fixed to a door panel or the like with a bolt or a locking clip in a state where the electric wire portion of the wire harness 2 is sandwiched. The harness fixing part 4 is not limited to this, and may be a band or an adhesive tape as long as the upper end side of the hanging part 3 of the wire harness 2 is fixed vertically to the door panel side or the door trim side. It does n’t matter. From the harness fixing part 4 to the fixing member 5 ', the hanging part 3 of the wire harness 2 of this example is routed in a state where it is exposed as a plurality of electric wires or covered with a flexible mesh tube.

  The state shown in FIGS. 6 and 7 is a fully closed state of the sliding door, and the harness fixing portion 4 and the fixing member 5 ′ fixed to the sliding door move forward together with the sliding door, and accordingly the swinging member 6 swings obliquely rearward with an upper and lower shaft (not shown) as a fulcrum, and the hanging portion 3 of the wire harness 2 extends in the circumferential direction as indicated by an arrow B between the harness fixing portion 4 and the swinging member 6. The horizontal wire harness portion (corrugated tube portion) 15 is twisted to absorb the swing of the swing member 6 and is pulled rearward between the swing member 6 and the harness fixture 16 on the vehicle body side. While extending straight, it is supported by the support wall 30 of the harness support guide 28 to prevent sagging and fluttering up and down. The vibration of the wire harness portion 15 during traveling of the vehicle or the like is absorbed by the cushioning material 28a of the harness support guide 28, and abnormal noise is reliably prevented.

  When the sliding door is opened from the door closed state in FIG. 6, the harness fixing portion 4 and the fixing member 5 ′ are moved rearward together with the sliding door as shown in FIG. While swinging diagonally forward about the fulcrum, the hanging portion 3 of the wire harness 2 is twisted in the circumferential direction (in the opposite direction to FIG. 6) as indicated by an arrow B ′ between the harness fixing portion 4 and the swinging member 6. The swinging movement of the swinging member 6 is absorbed, and the horizontal wire harness portion 15 is separated from the harness support guide 28 and curved forward, while the harness fixture 16 on the vehicle body side is used as a fulcrum. Bend into a shape.

  In each of the above-described embodiments, the harness support guide 28 is configured by the upper vertical plate portion 29 and the lower horizontal support wall 30. For example, the harness support guide is formed by the upper horizontal support wall (30). And the lower vertical plate portion (29), and the upper support wall (30) supports the lower end surface of the wire harness portion 15, and the side surface of the wire harness portion 15 is a door instead of the upper plate portion 29. You may make it support on the surface of the inner panel 31a. The lower plate portion (29) is only for fixing to the door inner panel 31a.

  Moreover, in the said embodiment, although the harness support guide 28 was arrange | positioned horizontally, depending on arrangement | positioning of the case 22, the swinging member 6, etc., it is also possible to arrange the harness support guide 28 inclining a little up and down. is there. In this case, the wire harness portion 15 is routed along the harness support guide 28 with a slight inclination from the horizontal. In the above embodiment, the harness support guide 28 is disposed close to the swinging member 6. However, depending on the arrangement of the case 22, the length of the wire harness portion 15, and the like, the harness support guide 28 is disposed on the swinging member 6. It is also possible to arrange it away from the vehicle rear (left side in FIG. 1).

  Further, the support wall (30) can be configured by projecting a metal door inner panel to the vehicle compartment side by press molding or the like. In this case, the support wall (30) serves as a harness support guide. It is preferable to adhere a cushioning material (28a) such as rubber or nonwoven fabric to the upper surface of the support wall (30).

  In addition to the sliding door power feeding structure, the configuration of each of the above embodiments is also effective as a sliding door power feeding device and a power feeding harness wiring structure. Moreover, although each said embodiment demonstrated in the example applied to the slide door 31 of a motor vehicle, it is also possible to apply to slide doors, such as a slide door of vehicles other than a motor vehicle, and apparatuses other than a vehicle. In this case, the slide door is generically referred to as a slide structure, and the vehicle body, the apparatus main body, and the like are generically referred to as a fixed structure.

It is a perspective view which shows one Embodiment of the electric power feeding structure for slide doors which concerns on this invention. It is a side view which similarly shows the electric power feeding structure for sliding doors. It is a perspective view at the time of the door closing which shows the inside of the electric power feeding structure for sliding doors. It is a perspective view at the time of door opening which similarly shows the inside of the electric power feeding structure for sliding doors. It is a top view which shows the effect | action at the time of closing and opening of a sliding door. It is a perspective view at the time of the door closing which shows other embodiment of the electric power feeding structure for sliding doors. It is a side view which similarly shows the electric power feeding structure for sliding doors. It is a perspective view at the time of door opening which similarly shows the electric power feeding structure for slide doors. It is a disassembled perspective view at the time of door closing which shows one form of the electric power feeding structure for conventional slide doors. It is a perspective view at the time of the door opening of the electric power feeding structure for conventional slide doors similarly.

Explanation of symbols

2 Wire harness 6 Swing member 28 Harness support guide 28a Buffer material 29 Plate portion 30 Support wall 30a Inclined surface 31 Slide door 32 Vehicle body

Claims (4)

  A harness support guide that swings horizontally on the sliding door so that it can swing in the horizontal direction, and a wire harness is routed from the swinging member to the vehicle body, and the wire harness is supported without drooping when the sliding door is fully closed. Is provided on the sliding door.   The power supply structure for a slide door according to claim 1, wherein the harness support guide has an inclined surface that slides and picks up the wire harness when the slide door is closed.   The power supply structure for a sliding door according to claim 1, wherein the harness support guide is a buffer material for the wire harness or includes a buffer material.   The said harness support guide was comprised by the board part fixed to the said slide door, and the support wall which protrudes from the lower end side of this board part, and supports the said wire harness. The electric power feeding structure for sliding doors in any one of.

Images