JP2014230339A - Structure for fixing protective material of wire harness to extra length housing case - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily fix a protective material of a wire harness which follows sliding of a slide seat, to an extra length housing case which houses the wire harness while externally packaging the wire harness with the protective material.SOLUTION: An extra length housing case is fixed to a slide seat mounted in a vehicle or a floor of a vehicle body for turning and housing a wire harness that follows sliding of the slide seat while externally packaging the wire harness with a protective material. At an edge of an outlet of the extra length housing case for drawing the wire harness into the slide seat or the floor, a mounting member fixed to an end portion of the protective material of the wire harness is mounted by rugged fitting.

Description

  The present invention relates to a structure for fixing a protective material for a wire harness to a surplus length accommodation case. Specifically, the wire harness is fixed to a slide seat or a vehicle body floor, and the wire harness that follows the sliding motion of the slide seat is covered with the protective material. The end of the protective material of the wire harness can be fixed easily and in a space-saving manner at the exit of the extra length housing case that pulls out the wire harness from the extra length housing case to the slide seat or the vehicle body floor. is there.

  A vehicle seat is equipped with various electrical components such as an electric reclining device and a seat heater. In order to supply power to these electrical components, a power supply wire harness is routed from the vehicle body floor to the seat. In the case of a slide sheet, it is necessary to cause the wire harness to follow the sliding motion of the sheet. For this reason, the wire harness is provided with an extra length portion. The slide size of an automobile slide sheet is usually about 240 mm to 300 mm at maximum. Recently, long slide seats having a maximum slide size of about 400 mm to 1200 mm are also provided so that a large space can be opened in front of or behind the seat.

  Japanese Patent Laid-Open No. 2010-193599 (Patent Document 1) proposes a device shown in FIGS. 13 to 15 as a harness routing device that is routed between this type of vehicle body floor and a slide seat. In the apparatus, a harness rail 102 that passes through the wire harness 110 is laid on the floor adjacent to the side of the seat rail 101 for the slide seat 100, and the wire harness is adjacent to the side of the harness rail 102. An extra length accommodation case 103 is installed. The wire harness 110 wired to the slide sheet 100 is passed through a slider 104 that slides on the harness rail 102 in conjunction with the slide sheet 100, and is attached to the harness rail 102 while being covered with a protective material 111 made of a corrugated tube. It is inserted. Further, the wire harness 110 covered with the protective material 111 is drawn into the extra length accommodation case 103 from the inlet portion 103a of the extra length accommodation case 103 continuous with the harness rail 102, and the extra length portion is accommodated in the extra length accommodation case 103. The wire harness 110 is drawn into the floor from the outlet 103b and connected to the floor harness (not shown). As shown in FIG. 14A, when the slider 104 is positioned on the front end side (A side) of the harness rail 102, the extra length housing case 103 with the extra length portion of the wire harness 110 folded back in a U shape. As the slider 104 moves to the rear end side (B side) in synchronization with the slide sheet 100 as shown in FIG. The long part is pulled out from the entrance part 103 a to the harness rail 102, and the U-shaped bent part C moves from the B side to the A side of the extra length housing case 103.

  An end portion 111 a of the protective material that is externally mounted on the wire harness 110 accommodated in the extra length accommodation case 103 is fixed in the vicinity of the outlet portion 103 b where the wire harness 110 is pulled out from the extra length accommodation case 103 into the floor. Conventionally, for example, as shown in FIG. 16, a tape-wrapped tongue piece 103c is projected from the edge of the outlet portion 103b of the extra-length housing case 103, and the end portion 111a of the protective material 111 is attached to the tape-wrapped tongue piece 103c. A method of winding and fixing the tape (T) is employed.

JP 2010-193599 A

  However, depending on the extra length storage case, the space near the outlet is narrow, and it is impossible to tape the tongue of the protective material by protruding the edge of the outlet and fix the end of the protective material with tape. Even if it exists, there exists a possibility that it may be difficult to wind a tape and workability | operativity may deteriorate.

  The present invention has been made in view of the above problems, and the wire harness that follows the sliding motion of the slide sheet is turned around in the state of being covered with a protective material, and the wire is attached to the edge of the outlet portion of the extra length housing case. It is an object to be able to fix the end portion of the protective material of the harness easily and in a space-saving manner.

In order to solve the above-mentioned problems, the present invention provides a surplus for accommodating a wire harness that is fixed to a slide seat mounted on a vehicle or a floor of a vehicle body, and that is wound with a protective material and that follows a sliding motion of the slide seat. With a long storage case,
An attachment member fixed to an end portion of the protective member of the wire harness is attached to the end edge of the exit portion that pulls out the wire harness of the extra length accommodation case into the slide seat or the floor by an uneven fitting. A structure for fixing the protective material of the wire harness to the extra length housing case is provided.

  As described above, in the present invention, the attachment member in which the end portion of the protective material of the wire harness is fixed to the end edge of the outlet portion of the extra length accommodation case is attached by uneven fitting. Therefore, if the end portion of the protective member of the wire harness is fixed to the mounting member in advance, the mounting member can be fitted to the end edge of the outlet portion of the extra-length housing case so that the end portion of the outlet portion Since fixing with the edge part of a protective material is completed, the fixing operation in the vicinity of the exit part of an extra length accommodation case becomes easy, and it can fix in space saving. The present invention is particularly effective when the outlet portion of the extra-length storage case has a hole shape surrounded by a closed peripheral wall, and it is difficult to secure a space for fixing work such as tape winding in the vicinity of the outlet portion. .

  The attachment member has a structure in which an end edge of the outlet portion of the extra length accommodation case is sandwiched between an upper piece and a lower piece connected at one end in the length direction, and the upper piece protrudes longer than the lower piece. A protrusion is provided, and the end of the protective material having a rectangular cross section is placed on the upper surface of the protrusion and fixed with tape, and the upper surface of the lower piece is engaged with the edge of the outlet portion. A locking projection that fits into the blind hole is provided.

  According to the mounting member, the end portion of the protective material can be easily taped and fixed to the protruding portion of the upper piece, and the end edge of the outlet portion of the extra length accommodation case is sandwiched between the upper piece and the lower piece of the mounting member. Then, the sliding protrusion can be easily fitted into the locked hole provided at the edge by simply sliding the locking protrusion of the lower piece along the lower surface of the edge. Of the edge of the outlet part, the edge on the near side from the hole to be locked for sliding the locking protrusion of the lower piece is made thinner than the other part to form a guide groove on the lower surface side, and the locking protrusion It is preferable to make it easy to fit in the locked hole.

  Moreover, it is preferable that a positioning rib is provided on the upper surface of the upper piece so as to be in contact with the front end surface of the end portion of the protective material to be wound with tape. The positioning of the end portion of the protective material fixed to the mounting member by the positioning rib can be easily performed.

  The attachment member may have the following structure. That is, one side surface of the protective material having a rectangular cross section extends in the length direction from the opening end of the end portion of the protective material to form a protruding piece, while the mounting member has an end portion of the protective material. A cylindrical portion having a rectangular cross section that is fitted from one end side in the length direction is provided, and a tape winding tongue piece that is fixed by winding the tape by overlapping the protruding pieces of the protective material in the length direction of the cylindrical portion. Protruding from the end surface on the other end side, and providing a recess on the outer surface of the opposite side wall of the cylindrical portion, and fitting the protrusion on the inner surface of both side walls sandwiching the edge of the outlet portion into the recess A structure to be combined may be used.

As described above, the end portion of the protective material is fitted from the one end side of the cylindrical portion of the mounting member, and the protruding piece of the protective material end portion protrudes from the other end side of the cylindrical portion. By wrapping the tongue piece over the tape, the end portion of the protective material can be firmly fixed to the mounting member.
Further, the mounting member is inserted in the case thickness direction with respect to the edge of the outlet portion of the extra length accommodation case, and both sides sandwiching the concave portion provided on the outer surface of the opposite side wall of the cylindrical portion and the edge of the outlet portion By simply fitting the convex part provided on the inner surface of the wall, it is possible to attach the mounting member to the edge of the outlet part, so there is no need for fixing work on the outlet part side which is a narrow space, and workability is improved. Can be increased.

  In particular, the inner surface of the side wall without passing through the three side surfaces of the cylindrical portion other than the side surface forming the protruding piece to the other end side in the length direction among the side surfaces of the end portion of the protective material. It is preferable to provide a fitting groove to be fitted between the outer wall and the outer surface of the side wall. As described above, because the three side surfaces of the end portion of the protective material are fitted into the fitting groove of the cylindrical portion and the tips of the three side surfaces are abutted against the groove bottom surface of the fitting groove, Positioning of the end portion of the protective material fixed to the mounting member can be easily performed.

  A caterpillar type protective material is preferably used as the protective material. The protective material extends in the length direction on the belt-like flat plate and is bent into four rectangular lines provided at intervals in the width direction to form a square cylinder, and at intervals in the length direction in the width direction. It is preferable to make a notch into one side to make one side continuous and separate the other side, and to be bent in one side but not in the other side.

  The caterpillar type protective material in the shape of a square cylinder is provided with four folding lines extending in the length direction on the belt-like flat plate as described above at intervals in the intermediate portion in the width direction, and the width A locking projection is provided on one side of both side edges in the direction, and a locking hole for inserting and locking the locking projection is provided on the other side, and is bent along the folding line to form a square cylinder. The locking protrusions are inserted and locked into the locking holes to hold the rectangular tube shape, and further, incision lines in the width direction connecting the four folding lines are provided at intervals in the length direction so that the rectangular tube 3 The sides are separated and bendably connected.

  The square cylindrical caterpillar-shaped protective material is formed by punching an extruded flat plate, and can be formed by bending and assembling it, and can be formed at a lower cost than a corrugated tube of a conventional wire harness exterior material, and It is not bulky because it remains flat when transported. Moreover, since it is not a closed cylinder, it can be easily packaged on the wire harness.

  As described above, in the present invention, the attachment member in which the end portion of the protective member of the wire harness is fixed to the end edge of the outlet portion of the extra length accommodation case is attached by uneven fitting. Therefore, if the end portion of the protective member of the wire harness is fixed to the mounting member in advance, the mounting member can be fitted to the end edge of the outlet portion of the extra-length housing case so that the end portion of the outlet portion Since fixing with the edge part of a protective material is completed, the fixing operation in the vicinity of the exit part of an extra length accommodation case becomes easy, and it can fix in space saving.

It is a schematic whole perspective view which shows the wire harness wiring apparatus of the slide sheet in 1st Embodiment. It is principal part sectional drawing of 1st Embodiment. (A) is a side view which shows the turn state of the wire harness in a surplus length accommodation case, (B) is drawing which shows the assembly | attachment state of a surplus length accommodation case and a slider. A harness rail is shown, (A) is a perspective view, (B) is sectional drawing. It is drawing which shows the relationship between the movement of a slide sheet, and the movement of a wire harness. The protective material exterior-equipped to a wire harness is shown, (A) is a perspective view, (B) is an expanded development view, (C) is principal part sectional drawing. (A) is a perspective view which shows an attachment member, (B) is a perspective view which shows the state which fixed the edge part of the protective material to the attachment member, (C) is a side view of (B). (A) is a main part enlarged front view showing the outlet part of the extra length storage case, (B) is a sectional view taken along the line DD of (A), (C) is an edge of the outlet part of the extra length accommodation case, It is sectional drawing which shows the state in the middle of attaching the attachment member which fixed the protective material. (A) is a principal part enlarged front view which shows the state which attached the attachment member which fixed the protective material to the edge of the exit part of a surplus length accommodation case, (B) is the EE sectional view taken on the line of (A). is there. (A) is the perspective view of the attachment member used by 2nd Embodiment, (B) is the figure which looked at the attachment member from F direction, (C) is the figure which looked at the attachment member from G direction. (A) is a perspective view showing the end of the protective material, (B) is a perspective view showing a state where the end of the protective material is fixed to the mounting member, (C) is a cross-sectional view taken along the line HH of (B), (D) is a perspective view showing a state in which the wire harness pulled out from the end of the protective material of (B) and the tape-wrapped tongue piece of the mounting member are tape-wound. (A) is a main part enlarged front view showing the outlet part of the extra length accommodation case, (B) is the main part showing a state in which an attachment member fixing a protective material is attached to the edge of the outlet part of the extra length accommodation case. It is an enlarged front view. A prior art example is shown, (A) is a whole perspective view, (B) is the II sectional view taken on the line of (A). (A), (B) is an operation explanatory view of a conventional example. It is a figure which shows a prior art example. It is a figure which shows a prior art example.

Hereinafter, embodiments of the present invention will be described with reference to the drawings.
1 to 9 show a first embodiment of the present invention.
In the wire harness routing device shown in FIGS. 1 and 2, the passenger seat-side slide sheet 1 mounted on the automobile is a long slide sheet that can slide about 400 to 600 mm, and electrical components (not shown) mounted on the slide sheet 1 are used. ) Is wired from the floor panel 2 to the slide seat 1.

  The extra length accommodation case 10 is fixed to the outer surface of the side plate 4 of the seat frame of the slide sheet 1 in the vertical direction. A pair of left and right seat legs 3 provided on the slide seat 1 is slidably attached to a pair of left and right seat rails 6 mounted on the floor panel 2 via a support base 50. Each seat rail 6 has the structure shown in FIG. 2, and the shaft portion 3a of the seat leg portion 3 protruding below the seat portion of the slide seat 1 is inserted into the seat rail 6, and the arm portion 3b extends from the shaft portion 3a to the left and right. The wheel 3c pivotally supported on the outer surface of the arm portion 3b is rotatably fitted in the side space 6a in the seat rail 6. On the upper wall 6f of the left and right side spaces 6a sandwiching the upper surface opening 6c at the center of the seat rail 6, moldings 15A and 15B serving as vehicle compartment floor materials are laid on the upper surface.

  On the side floor of one seat rail 6, a harness rail 7 is installed at an intermediate position in the length direction of the seat rail 6, and a slider 9 is bridged between the extra length accommodation case 10. A wire harness 5 branched from a floor harness W / H routed on the floor panel 2 is inserted into the harness rail 7, and a lower portion 9 c of the slider 9 is inserted into a slider sliding portion 7 a provided on the upper surface of the harness rail 7. Is slidably fitted, and the wire harness 5 is passed through the slider 9. The upper portion 9a of the slider 9 is slidably fitted to the slider sliding portion 10a of the extra length housing case 10, and the extra length is accommodated in a state where the wire harness 5 pulled out from the upper portion 9a of the slider is covered with a protective material 30. After being inserted into the extra length accommodating portion 10b of the case 10 and turning, the wire harness 5 is pulled out from the outlet portion 10e and wired inside the slide sheet 1. The outlet portion 10e has a substantially circular hole shape surrounded by a closed peripheral wall 10i.

  The extra length accommodation case 10 is fixed to the side plate 4 of the seat frame with bolts or the like. The seat 9 is attached to the side plate 4 of the seat frame while the slider 9 is assembled to the extra length accommodation case 10 and the wire harness 5 is passed through the seat side cover 8 that covers the extra length accommodation case 10 and the slider 9.

  Although not shown separately in the drawing, the extra-length housing case 10 includes a relatively shallow main body and a lid that is covered after the wire harness is received in the main body. As shown in FIG. 3, the extra length accommodation case 10 includes the slider sliding portion 10a extending linearly in the front-rear direction, and the extra length accommodation portion 10b having an oblong shape extending laterally through a partition wall 10c. The slider sliding portion 10a and the extra length accommodating portion 10b are communicated with each other by an arc portion 10d. The wire harness 5 is U-turned into the extra-length accommodating portion 10b having an oval shape, and is drawn into the slide sheet 1 from the outlet portion 10e provided at the center of the rear portion.

  The slider sliding portion 10a that extends linearly in the front-rear direction protrudes forward from the upper surplus length accommodating portion 10b. As shown in FIG. 3B, a slider pull-out opening 10f extending in the front-rear direction is provided on the lower surface of the slider sliding portion 10a, and the slider 9 protruding from the slider sliding portion 10a is moved forward and backward. Accordingly, the slider slide part 7a of the harness rail 7 can be slid.

  The harness rail 7 has a box shape in which the upper part is narrow and the lower part is widened, and the slider sliding part 7a extending in the front-rear direction is provided on the upper part. The slider sliding portion 7a has a substantially concave shape in the upper surface opening, slidably holds the lower surface 9d of the slider 9, and passes the wire harness 5 penetrating into the slider 9 from the opening 7b provided in the center of the concave portion. Pull out to hang down. An opening 7d for inserting a wire harness is provided in the center of the side wall of the box lower part 7c in the front-rear direction, and a clamp hole 7e is provided in the lower part of the side wall adjacent to the opening 7d. A band 51 with a clamp is wound around the wire harness 5 drawn out from the opening 7d, and the clamp 51a of the band 51 with the clamp is inserted and locked into the clamp hole 7e, thereby fixing the wire harness 5. A connector is attached to the tip of the wire harness 5 bound by the band 51 with the clamp, and is fitted and connected to the connector attached to the end of the floor harness W / H.

  The slider 9 moves in conjunction with the slide sheet 1 in the slider sliding portion 7a at the upper part of the harness rail 7, and from the slider 9 as shown in FIGS. The drawn wire harness 5 is configured to swing back and forth in a pendulum shape with a fixed point P (clamp 51a locking position) in the vicinity of the opening 7d as a fulcrum.

  The slider 9 has a drawer opening 10f in which an intermediate portion 9b continuous with an upper portion 9a slidably fitted to the slider sliding portion 10a of the extra length housing case 10 extends in the front-rear direction of the lower surface of the slider sliding portion 10a. The lower portion 9c of the slider 9 is bent downward and is slidably fitted to the slider sliding portion 7a of the harness rail 7 after the lower portion of the intermediate portion 9b is bent in a direction away from the slide seat 1. It is combined. The upper part 9a, the intermediate part 9b, and the lower part 9c of the slider 9 communicate with each other as a rectangular tube that can penetrate the wire harness.

  The wire harness 5 that is slidably accommodated in the extra length accommodation case 10 is covered with a square cylindrical caterpillar-type protective material 30 shown in FIG. The protective material 30 is assembled by bending a flat plate 40 made of a continuous belt-like long material shown in FIG. The flat plate 40 is provided with four bent lines 41, 42, 43, 44 extending in the length direction X at intervals in the middle portion in the width direction Y, and the flat plate 40 is provided with five sides in the width direction. It divides into S1-S5, the folding lines 41-44 are bent at right angles, and the both sides S1 and S5 of the width direction are overlapped, and as shown in FIG.

  Further, locking protrusions 45 are provided in the length direction X at intervals on the side edges of one side S1 on both sides of the flat plate 40 in the width direction. An elongated locking hole 46 for inserting and locking the locking protrusion 45 is provided in the other side S5 of the flat plate 40. By bending the flat plate 40 along the folding lines 41 to 44 and inserting and locking the locking protrusions 45 into the locking holes 46 with the sides S1 and S5 overlapped, the rectangular tube shape can be maintained. Yes.

The flat plate 40 is provided with cut lines 48 in the width direction Y that connect the four bent lines 41 to 44 with an interval in the length direction X to separate the sides S2, S3, and S4. An arc-shaped cut 49 having a straight line is provided at the center of the side S3 at the center of the cut line 48, one side adjacent in the length direction is projected in an arc shape, and the other is recessed in an arc shape. An uneven fitting portion is provided.
As shown in FIG. 6C, the folding lines 41 to 44 provided on the flat plate 40 are thin-walled arc-shaped lines having a thickness of about 1/3 of the plate thickness. The cut line 48, the locking hole 46, and the locking protrusion 45 are all formed by punching a flat plate.

  While the protective material 30 bends the bending lines 41 to 44 in advance, the locking protrusions 45 are not inserted into the locking holes 46 and are opened on both sides of the protective material 30 in which the wire group of the wire harness 5 is bent. Insert from the opening between S1 and S5. After inserting the wire group, the sides S1 and S5 are overlapped, the locking protrusion 45 is inserted and locked into the locking hole 46, and the wire group is inserted into the square tube and is covered.

  The protective material 30 has a configuration in which the three sides S2, S3, and S4 of the square tube are separated in the length direction by the cut line 48, and the overlapping sides S1 and S5 are flexibly connected in the length direction. In addition, the separated side S3 is in a state in which the adjacent sides S3 are concavo-convexly fitted with arcuate cuts. That is, a short square tube is connected in a longitudinal direction so that it can be bent freely, and the adjacent square tubes are concavo-convexly fitted to each other, so that a caterpillar-shaped protective material that does not shift in the width direction is obtained.

  When the caterpillar type protective material 30 is used, it can be fitted into the slider sliding portion 10a of the extra length accommodation case 10 without rattling, and the upper surface of the main body and the lower surface of the lid of the extra length accommodation portion 10b The lower surface is slidably slidable and can be moved in the surplus length accommodating portion 10b in a stable posture. Note that one end 30b of the caterpillar type protective material 30 that is externally mounted on the wire harness 5 housed in the extra length housing case 10 is fixed to the slider upper portion 9a that is slidably fitted to the slider sliding portion 10a. On the other hand, the other end 30a of the protective material 30 is fixed to the edge 10g of the outlet 10e that pulls out the wire harness 5 toward the slide seat 1.

  The end 30a of the protective material 30 that is externally mounted on the wire harness 5 that is accommodated in the extra length accommodation case 10 is fixed to an attachment member 11 that is different from the extra length accommodation case 10, and the attachment member 11 is secured to the extra length accommodation case 10. It attaches to the edge 10g of the exit part 10e by uneven | corrugated fitting.

  The attachment member 11 has a structure shown in FIG. The mounting member 11 made of a resin molded product is composed of an upper piece 12 and a lower piece 14 that are connected to each other via a connecting piece 13 erected in the vertical direction on one end side in the longitudinal direction. Thus, the end edge 10g of the outlet portion 10e is sandwiched. The upper piece 12 is provided with a protruding portion 12a that protrudes longer than the lower piece 14, and an end portion 30a of a protective material is placed on the upper surface of the protruding portion 12a so that the tape (T1) can be wound and fixed together with the protruding portion 12a. ing. In addition, a positioning rib 12b is provided on the upper surface of the upper piece 12 so as to abut on the front end surface 31 of the end portion 30a of the protective material that is taped and fixed to the protruding portion 12a. On the other hand, the upper surface of the lower piece 14 is provided with a locking convex portion 14a that fits into the locked hole 10h [see FIG. 8A] provided in the edge 10g of the outlet portion 10e of the extra length accommodation case 10. ing.

  Therefore, as shown in FIGS. 7B and 7C, the end 30a of the protective material sheathed on the wire harness 5 is placed on the upper surface of the protruding portion 12a on the upper side of the mounting member 11, and the end of the protective material The end 30a of the protective material and the projecting portion 12a are fixed with a tape (T2) while the front end surface 31 of 30a is in contact with the positioning rib 12b, thereby fixing the end 30a of the protective material to the mounting member 11. it can. Here, the end face 31 of the end portion 30a of the protective material is brought into contact with the positioning rib 12b, so that the end portion 30a of the protective material fixed to the mounting member 11 can be reliably aligned.

  After the end 30a of the protective material is fixed to the attachment member 11, the attachment member 11 is attached to the edge 10g of the outlet portion 10e of the extra length accommodation case 10 shown in FIG. Specifically, as shown in FIG. 8 (C), the upper edge 12 and the lower edge 14 of the mounting member 11 sandwich the edge 10g of the outlet portion 10e and push it in the direction of the arrow. The mounting of the mounting member 11 is completed when the locking projection 14a of the lower piece 14 slid along the lower surface of the front edge 10g-1 is fitted into the locked hole 10h [FIG. ), (B)]. Of the edges of the outlet 10e, the edge 10g-1 on the near side of the locked hole 10h for sliding the locking projection 14a of the lower piece 14 is made thinner than the other part 10g-2 on the lower surface side. A guide groove is formed so that the locking projection 14a can be easily fitted into the locked hole 10h.

The movement of the wire harness 5 routed by the wire harness routing device configured as described above following the back-and-forth movement of the slide seat 1 will be described with reference to FIG.
In FIG. 5, when the position of the slide seat of step # 1 slightly retracted from the slide seat front end position of step # 7 is a steady position, the wire harness is located at the short side on the front end side in the extra length accommodating portion 10b. A U-turn is made along the inner surface, and the extra length is absorbed by the maximum length. The slider 9 is positioned on the rear end side in the slider sliding portion 10a, while the slider 9 is positioned in the middle in the front-rear direction in the harness rail 7. .
When moving backward from the # 1 steady position to the # 2 position, which is slightly retracted, first, the slider 9 moves backward within the harness rail 7 to adjust the extra length of the wire harness 5.
When moving backward from # 2 and moving to # 3 position, the slider 9 reaches the rear end position of the harness rail 7 in the harness rail 7, and then pulls out the wire harness from the extra length accommodating portion 10b and moves the slider sliding portion 10a. The slider 9 moves forward to adjust the extra length of the wire harness 5.
When moving backward from # 3 and moving to the rear end position of the slide sheet # 4, the slider 9 moves to the front end position in the slider sliding portion 10a to adjust the extra length of the wire harness 5.
When the # 4 slide seat rear end position is advanced to the # 5 position, the slider 9 advances in the harness rail 7 to adjust the extra length of the wire harness.
When moving forward to the position # 6 from # 5, the slider 9 moves backward in the slider sliding portion 10a after the slider 9 reaches the front end position in the harness rail 7, and the wire harness is caught in the extra length accommodating portion 10b. Then, adjust the extra length of the wire harness.
When moving forward from # 6 to the slide sheet front end position of # 7, the wire harness is further wound into the extra length accommodating portion 10b, and the slider 9 is retracted in the slider sliding portion 10a to adjust the extra length of the wire harness. .

Thus, according to the back-and-forth movement of the slide sheet 1, first, the slider 9 moves back and forth on the harness rail 7 side to adjust the extra length of the wire harness. At this time, since the wire harness 5 is fixed at the center fixing point P in the front-rear direction on the harness rail 7, the wire harness 5 is swung in the left-right direction with the fixing point P as a fulcrum as the slider 9 moves back and forth.
When the slider 9 reaches the rear end or the front end on the harness rail 7 side, the wire harness in which the slider 9 moves back and forth in the slider sliding portion 10a and turns in the extra length accommodating portion 10b on the extra length accommodating case 10 side. Adjust the extra length of the wire harness.

  In the said 1st Embodiment, it is set as the structure which attaches the attachment member 11 which fixed the edge part 30a of the protective material 30 of the wire harness 5 to the edge 10g of the exit part 10e of the surplus length accommodation case 10 by uneven | corrugated fitting. Therefore, if the end portion 30a of the protective member 30 of the wire harness 5 is fixed in advance to the mounting member 11, the mounting member 11 can be simply concavo-convexly fitted to the edge 10g of the outlet portion 10e of the extra length housing case 10. Since the fixing of the end edge 10g of the outlet portion 10e and the end portion 30a of the protective material is completed, the fixing work in the vicinity of the outlet portion 10e of the extra length housing case 10 is facilitated and can be fixed in a space-saving manner. In particular, as in the extra length absorption case 10 of the present embodiment, the hole portion surrounded by the peripheral wall 10i with the outlet portion 10e closed, and a space for fixing work such as tape winding in the vicinity of the outlet portion 10e is secured. Effective when difficult.

  Further, according to the mounting member 11 used in the first embodiment, the end portion 30a of the protective material can be easily wound with tape (T1) around the protruding portion 12a of the upper piece 12, and the upper piece 12 of the mounting member 11 and By simply holding the edge 10g-1 of the outlet portion 10e of the extra length accommodation case 10 with the lower piece 14, and sliding the locking projection 14a of the lower piece 14 along the lower surface of the edge 10g-1. The locking projection 14a can be easily fitted into the locked hole 10h provided in the edge 10g.

10 to 12 show a fixing structure of the wire harness protective material of the second embodiment.
Also in the second embodiment, the end portion 30a of the protective material 30 that is externally mounted on the wire harness 5 that is accommodated in the extra length accommodation case 10 is fixed to the attachment member 21 that is a separate member, and the attachment member 21 is secured to the extra length accommodation case 10. Although it attaches to the edge 10g of the exit part 10e by uneven | corrugated fitting, in 2nd Embodiment, the structure of the edge part 30a of a protective material and the attachment member 21 is made different from 1st Embodiment. Other points are the same as in the first embodiment.

  As shown in FIG. 11A, the end portion 30 a of the protective material 30 according to the second embodiment has a side surface 30 a-4 extending in the length direction from the opening end 31 to form a protruding piece 32. On the other hand, as shown in FIG. 10, the attachment member 21 made of a resin molded product has a cylindrical section 22 having a rectangular cross-section that fits the end portion 30 a of the protective material from one end side (F side) in the length direction. A tape winding tongue piece 26 is provided so as to protrude from the end face on the other end side of the cylindrical portion 22 and to overlap the protruding piece 32 of the protective material 30 and to fix the tape. One side surface 30a- forming the protruding piece 32 of the end 30a of the protective material is formed on the three side walls 22a-1, 22a-2, 22a-3 surrounding the hollow portion 22A having a rectangular cross section of the cylindrical portion 22. Between the inner and outer surfaces of the side walls 22a-1, 22a-2, 22a-3 without penetrating the three side surfaces 30a-1, 30a-2, 30a-3 other than 4 to the other end in the length direction A fitting groove 23 to be fitted in is provided. On the other hand, one side wall 22a-4 of the cylindrical portion 22 is not provided with a fitting groove so as to penetrate the protruding piece 32 in the length direction, and the inner surface of the side wall 22a-4 and the inner surface of the tape winding tongue piece 26 Is continuous. In addition, concave portions 24 and 25 that are continuous in the thickness direction are provided on the outer surfaces of the opposing side walls 22 a-4 and 22 a-2 of the cylindrical portion 22, and both side walls of the edge 10 g of the outlet portion 10 e of the extra length housing case 10. That is, the concave portions 24 and 25 are fitted to convex portions 10j and 10k [see FIG. 12A] provided continuously in the thickness direction on the inner surface of the peripheral wall 10i forming the outlet portion 10e and the partition wall 10c. It is configured.

Therefore, as shown in FIGS. 11B and 11C, the three side surfaces 30 a-1, 30 a-2, and 30 a-3 are attached to the attachment member 21 among the end portions 30 a of the protective material sheathed on the wire harness 5. The end of the protective material is fitted into the fitting groove 23 of the cylindrical portion 22 and the protruding piece 32 is passed through the cylindrical portion 22 and overlapped and fixed to the inner surface of the tape winding tongue piece 26 with a tape (T2). The portion 30a can be fixed to the attachment member 21. Here, the three side surfaces 30a-1, 30a-2, 30a-3 of the end portion 30a of the protective material are fitted into the fitting grooves 23 of the cylindrical portion 22, and the side surfaces 30a-1, 30a-2, 30a- Since the tip of 3 is abutted against the groove bottom surface, it is possible to easily align the end 30a of the protective material fixed to the mounting member 21.
Furthermore, as shown in FIG. 11D, it is also preferable that the wire harness 5 pulled out from the end 30a of the protective material is fixed to the tape winding tongue piece 26 of the mounting member 21 by tape (T3).

  After the end 30a of the protective material is fixed to the attachment member 21 as described above, the attachment member 21 is attached to the edge 10g of the outlet portion 10e of the extra length accommodation case 10 shown in FIG. Specifically, the mounting member 21 is inserted in the case thickness direction with respect to the edge 10g of the outlet portion 10e of the extra length accommodation case 10, and the concave portions 24 and 25 of the mounting member 21 and the edge 10g of the outlet portion 10e are inserted. By fitting the convex portions 10j and 10k on both sides, the attachment of the attachment member 21 is completed [FIG. 12 (B)].

According to the mounting member 21 of the second embodiment, the end portion 30a of the protective material is fitted from one end side of the cylindrical portion 22 of the mounting member 21, and the protruding piece 32 of the end portion 30a of the protective material is The end portion 30a of the protective material can be firmly fixed to the mounting member 21 by overlapping the tape winding tongue piece 26 protruding from the other end side of the cylindrical portion 22 and winding the tape (T2).
Further, the attachment member 21 is inserted in the thickness direction of the extra length accommodation case 10 with respect to the edge 10g of the outlet portion 10e, and provided on the opposing side wall outer surfaces 22a-4 and 22a-2 of the cylindrical portion 22. Attachment of the attachment member 21 to the edge 10g of the outlet portion 10e only by fitting the convex portions 10j, 10k provided on the inner surfaces of the side walls 10c, 10i sandwiching the edge 10g of the outlet portion 10e into the recesses 24, 25 Therefore, fixing work on the outlet portion 10e side in a narrow space becomes unnecessary, and workability can be improved.

  In the first and second embodiments, the end portion 30a of the protective material is fixed to the end edge 10g of the outlet portion 10e of the extra length accommodation case 10 fixed to the slide sheet 1 via the attachment members 11 and 21. However, also in the extra length accommodation case that is fixed to the floor of the vehicle body, the end of the protective material is fixed to the end edge of the outlet part that pulls out the wire harness into the floor via the same mounting members 11 and 21. Can do.

DESCRIPTION OF SYMBOLS 1 Slide sheet 5 Wire harness 10 Extra length accommodation case 10e Outlet part 10g End edge 10h Locked hole 10j, 10k Protrusion part 11, 21 Mounting member 12 Upper piece 12a Protrusion part 12b Positioning rib 14 Lower piece 14a Locking convex part 22 Cylindrical portion 23 Fitting grooves 24, 25 Recess 26 Tape-wrapped tongue piece 30 Caterpillar type protective material 30a End portion 31 Front end surface (open end)
32 Projection piece 40 Flat plate 41 to 44 Bending line 48 Cutting line T1, T2 Tape

Claims (7)

A surplus length storage case that is fixed to a slide seat mounted on a vehicle or a floor of a vehicle body and that turns and accommodates a wire harness that follows the sliding motion of the slide seat with a protective material,
An attachment member fixed to an end portion of the protective member of the wire harness is attached to the end edge of the exit portion that pulls out the wire harness of the extra length accommodation case into the slide seat or the floor by an uneven fitting. The fixing structure of the protective material of the wire harness to the extra length accommodation case.   The attachment member has a structure in which an end edge of the outlet portion of the extra length accommodation case is sandwiched between an upper piece and a lower piece connected at one end in the length direction, and the upper piece protrudes longer than the lower piece. A protrusion is provided, and the end of the protective material having a rectangular cross section is placed on the upper surface of the protrusion and fixed with tape, and the upper surface of the lower piece is engaged with the edge of the outlet portion. The fixing structure of the protective material of the wire harness to the surplus length accommodation case of Claim 1 which has provided the latching convex part fitted to a blind hole.   The protective material of the wire harness to the extra length accommodation case according to claim 2, wherein a positioning rib is provided on the upper surface of the upper piece so as to abut on the front end surface of the end of the protective material to be wound with tape. Fixed structure.   One side surface of the protective material having a rectangular cross section extends in the length direction from the opening end of the end portion of the protective material to form a protruding piece, while the mounting member has an end portion of the protective material having a length. A cylindrical section having a rectangular cross section that is fitted from one end side in the direction, and the other end in the length direction of the cylindrical section is a tape-wrapped tongue piece that is fixed with tape by overlapping the protruding pieces of the protective material And projecting from the end face on the side, and providing a recess on the outer surface of the opposing side wall of the tubular portion, and fitting the protrusion provided on the inner surface of both side walls sandwiching the end edge of the outlet portion into the recess. The fixing structure of the protective material of the wire harness to the surplus length accommodation case of Claim 1 made into the structure.   The side wall inner surface and the side wall without penetrating through the three side walls of the tubular portion to the other end side in the length direction other than the side surface forming the protruding piece among the side surfaces of the end portion of the protective material. The fixing structure of the protective material of the wire harness to the surplus length accommodation case of Claim 4 which has provided the fitting groove fitted between outer surfaces.   The protective material is a caterpillar-type protective material, and the protective material extends in the length direction on the belt-shaped flat plate and is folded into four folding lines provided at intervals in the width direction to form a square cylindrical shape. In addition, an incision is made in the width direction with an interval in the length direction, and one side surface is continuous and the other side surface is separated, and the other side surface is bent but connected to the other side without bending. The fixing structure of the protective material of the wire harness to the surplus length accommodation case of any one of Claims 1 thru | or 5.   The exit part of the said extra length accommodation case is made into the hole shape enclosed by the closed surrounding wall, The fixation of the protection material of the wire harness to the extra length accommodation case of any one of Claim 1 thru | or 6 Construction.

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