JP2018044628A - Harness fixing clip and wire harness - Google Patents

Abstract

PROBLEM TO BE SOLVED: To fix a clip into an inner panel fixing hole even if a gap at a rear side of the inner panel is small.SOLUTION: A harness fixing clip 10 comprises a band part 11 for use in winding electric wire groups W and holding them; a band fixing part 12; and a clip part 13 fixed to a hole part 30 formed at a vehicle body panel P. The clip part 13 comprises: a stopper 16 abutted against the vehicle body panel P when it is fixed; an upper side part 14a inserted into and passed through the hole part 30; a pair of side parts 14b, 14c suspended from both ends of the upper side part 14a; a column part 18 raised from an upper surface part of the band fixing part 12; a pair of legs 17a, 17b of which upper ends are connected to both sides at a central part of the upper side part 14a, expanded at their central positions in their length direction and having a bendable shape; and a first engagement part 19 and a second engagement part 15 arranged while being distributed to both side surfaces of the column part 18 and the inner side surface of the pair of sides 14, 14c and engaged to each other.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a harness fixing clip and a wire harness that hold a group of electric wires and fix them to a vehicle body panel.

  Conventionally, a band clip that holds an electric wire group of a wire harness routed in a vehicle body and fixes the wire group to a vehicle body panel is known. The band clip is generally configured to include a band part that winds and holds a group of electric wires and a clip part that is inserted into a mounting hole on the vehicle body side and fixed to the vehicle body (for example, Patent Documents). 1).

  For example, in the clip described in Patent Document 1, a clip portion is connected to a lock portion of a band, a cylindrical portion of the clip portion is divided into elastic pieces by slits, and a plurality of protrusions are arranged on the outer surface of the elastic piece. . Thereby, the range of the plate | board thickness of the vehicle body panel which can be attached is expanded.

Japanese Patent Laid-Open No. 11-355542

  In recent years, the development of automated driving has progressed, and an automated driving camera that is larger than the conventional front recognition camera is mounted in the overhead position corresponding to the space between the driver's seat on the roof panel and the auxiliary seat instead of the conventional front recognition camera. Is done.

  Further, along with the mounting of the automated driving camera, a wired harness for the automated driving camera having a larger diameter than the wire harness for the front recognition camera is routed. In order to conceal and route the wire harness for the automated driving camera, an inner panel having a mounting hole is provided on the inner surface of the outer panel, and a clip portion of a band clip that supports the wire harness is attached to the mounting hole of the inner panel, A decorative panel is provided along the inner panel inside the inner panel.

  Since the diameter of the wire harness for this automated driving camera is large, the distance from the outer panel to the decorative panel is significantly larger than before, and the overhead space of the driver's seat has become narrower. It was not considered to secure the overhead space of the same size as before.

  As one way of thinking, if the inner panel is made closer to the outer panel than before, the distance between the inner panel and the decorative panel is made larger than before even if the distance between the decorative panel and the outer panel is the same as the conventional one. A wire harness for an automated operation camera that can be taken and has a large diameter size can be routed.

  However, if the inner panel is brought closer to the outer panel than before, the tip of the clip part comes into contact with the outer panel before attaching the clip part through the attachment hole of the inner panel. There was a problem that it could not be attached to the attachment hole.

  The present invention has been made to solve the above-described problems, and provides a harness fixing clip and a wire harness that can be attached to a mounting hole of an inner panel even if the gap on the back side of the inner panel is small. With the goal.

  The harness fixing clip according to the present invention is connected to the band portion for winding and holding the wire group, the band fixing portion for fixing the band portion, and the upper surface portion of the band fixing portion for achieving the above object, A clip portion that is attached to a hole portion formed in the vehicle body panel, and the clip portion has a through hole at a central position, and is larger than the hole portion and contacts the vehicle body panel when attached to the hole portion. A lower surface portion, an upper side portion that is smaller than the hole portion and is inserted into the hole portion when attached to the hole portion, and a position where each lower end sandwiches the through hole of the lower surface portion depending from both ends of the upper side portion A pair of side portions connected to each other, a column portion rising from the upper surface portion of the band fixing portion, and an upper end connected to both side edges of the central portion of the upper side portion, and the vicinity of the center in the longitudinal direction is the through-hole of the lower surface portion. The lower end is passed through the hole A pair of legs that are connected to both side positions of the column part on the upper surface part of the part and have a shape that allows the center position in the length direction to project outward and bend when the band fixing part approaches the lower surface part And the column portion and the inner side surface portion of the pair of side portions are locked when the column portion is passed through the through-hole of the lower surface portion and the band fixing portion is in a state of being close to the lower surface portion. As the locking means to be in a state, the first locking portion and the second locking portion that are provided to be distributed to the both side surface portions of the column portion and the inner side surface portions of the pair of side portions and that are locked to each other. It is the composition which has.

  With this configuration, the harness fixing clip according to the present invention is configured such that when the upper side portion and the side side portion are inserted into the hole portions of the vehicle body panel, the lower surface portion is caught by the vehicle body panel and locked at a predetermined position. . When the harness fixing clip is further pushed into the vehicle body side while the lower surface part is caught on the vehicle body panel, the middle part of the pair of leg parts is bent so as to spread outward in the opening of the portal frame, and the band fixing part. The distance from the upper side portion is reduced, and the first locking portion and the second locking portion are engaged. Therefore, since the clip for fixing the harness is fixed to the vehicle body panel without being inserted into the hole of the vehicle body panel at a predetermined depth or more, it is attached to the mounting hole of the vehicle body panel even if the gap on the back side of the vehicle body panel is small. Can do.

  In addition, the harness fixing clip according to the present invention has a configuration in which a plurality of pairs of the first locking portion and the second locking portion are provided.

  With this configuration, the clip for harness fixing according to the present invention can fix the positional relationship between the band fixing portion and the clip portion in a plurality of stages by engaging the first locking portion and the second locking portion. Thus, the harness fixing clip can be reliably fixed to the vehicle body panel.

  Moreover, the wire harness which concerns on this invention is the structure provided with the said clip for harness fixing which hold | maintains an electric wire group and the said electric wire group in the said band part.

  With this configuration, when the upper side portion and the side side portion are inserted into the hole portions of the vehicle body panel, the lower surface portion is caught by the vehicle body panel and locked at a predetermined position. When the harness fixing clip is further pushed into the vehicle body side while the lower surface part is caught on the vehicle body panel, the middle part of the pair of leg parts is bent so as to spread outward in the opening of the portal frame, and the band fixing part. The distance from the upper side portion is reduced, and the first locking portion and the second locking portion are engaged. Therefore, since the clip for fixing the harness is fixed to the vehicle body panel without being inserted into the hole of the vehicle body panel at a predetermined depth or more, it is attached to the mounting hole of the vehicle body panel even if the gap on the back side of the vehicle body panel is small. Can do.

  ADVANTAGE OF THE INVENTION According to this invention, even if the gap of the back side of an inner panel is small, the clip for harness fixing which can be attached to the attachment hole of an inner panel, and a wire harness can be provided.

It is a perspective view of the wire harness provided with the clip for harness fixation which concerns on embodiment of this invention. It is a perspective view of the clip for harness fixation which concerns on embodiment of this invention. It is AA sectional drawing which shows the process in which the clip for harness fixation which concerns on embodiment of this invention is inserted in a vehicle body panel. It is BB sectional drawing which shows the process in which the clip for harness fixing which concerns on embodiment of this invention is inserted in a vehicle body panel. It is BB sectional drawing which shows the process in which the clip for harness fixing which concerns on embodiment of this invention is inserted in a vehicle body panel. It is BB sectional drawing which shows the state which inserted the clip for harness fixing which concerns on embodiment of this invention in the vehicle body panel. It is a top view which shows the state which inserted the clip for harness fixing which concerns on embodiment of this invention in the vehicle body panel.

  DESCRIPTION OF EMBODIMENTS Embodiments of a harness fixing clip and a wire harness according to the present invention will be described below with reference to the drawings.

  FIG. 1 is a view showing a state in which a wire harness according to an embodiment of the present invention is assembled to a vehicle body panel.

  As shown in FIG. 1, the wire harness 1 includes an electric wire group W and a harness fixing clip 10. The wire harness 1 is fixed to the vehicle body panel P by inserting a later-described portal frame 14 into a hole 30 formed in the vehicle body panel P.

  As shown in FIG. 2, the harness fixing clip 10 includes a band part 11, a band fixing part 12, and a clip part 13. FIG. 2 shows a state before the harness fixing clip 10 winds the wire group W. From this state, the wire group W is wound around the band portion 11, the band fixing portion 12 is pushed up, and the pantograph rib 17 is bent. The state shown in FIG.

  The band portion 11 has a band main body 11A and an engaging tooth row 11B, and winds and holds the wire group W as shown in FIG. The engaging tooth row 11B extends in the center in the longitudinal direction on the one surface side of the belt-like band main body 11A, and is composed of a plurality of tooth-like protrusion rows. The band portion 11 is fixed to the band fixing portion 12 by engaging the engaging tooth row 11B with a band engaging portion 12C described later provided inside the band fixing portion 12 (see FIG. 3).

  The band fixing portion 12 includes a band fixing portion main body 12A, a band insertion port 12B, and a band engaging portion 12C, and fixes the band portion 11. In the present embodiment, the band fixing portion 12 is formed in a rectangular parallelepiped shape, but may have other shapes such as a cylindrical shape. A band insertion opening 12B into which the band main body 11A can be inserted is provided on the side surface of the band fixing portion main body 12A.

  The band engaging portion 12C is provided inside the band insertion port 12B, and can be engaged with the engaging tooth row 11B at a desired position.

  The clip part 13 includes a portal frame 14, a stopper 16, a pantograph rib 17, and a pillar part 18. The clip portion 13 is provided and supported on the upper side of the band fixing portion 12. The clip portion 13 is attached to a hole portion 30 formed in the vehicle body panel P.

  The portal frame 14 is formed in a portal shape and has an opening surface that opens in the axial direction of the electric wire group W. The portal frame 14 is inserted into the hole 30 in a state where the harness fixing clip 10 is attached to the vehicle body panel P. The portal frame 14 has an upper side portion 14a and side side portions 14b and 14c extending downward on both side ends of the upper side portion 14a. The portal frame 14 has a plurality of blade-like protrusions 15a that engage with first locking portions 19 described later on the inner surfaces of the side portions 14b and 14c.

  The width of the upper side portion 14 a is set smaller than the diameter of the hole portion 30 so that the upper side portion 14 a can be inserted into the hole portion 30, and the upper side portion 14 a is inserted into the hole portion 30 when attached to the hole portion 30. The side portions 14b and 14c are suspended from both ends of the upper side portion 14a, and each lower end is connected to a position sandwiching the through hole 16a of the stopper 16.

  The stopper 16 is provided at the lower end of the side portions 14b and 14c of the portal frame 14 toward the outer side in the width direction (x direction) of the hole 30 (see FIG. 3). The stopper 16 has a through-hole 16 a at the center position, and is larger than the hole 30 and abuts against the vehicle body panel P when attached to the hole 30. The stopper 16 contacts the vehicle body panel P when the insertion depth becomes larger than a predetermined depth when the portal frame 14 is inserted and attached to the hole 30 so that the insertion depth does not become larger than the predetermined depth. The mold frame 14 is locked. The stopper 16 constitutes a lower surface portion according to the present invention.

  The pantograph rib 17 is provided so as to stand upright on the band fixing portion 12, and is formed of a leg portion 17a and a leg portion 17b. The upper end portion 17c of the leg portion 17a and the upper end portion 17d of the leg portion 17b support the upper side portion 14a of the portal frame 14 from the inner surface side.

  The leg portions 17 a and 17 b have upper ends connected to both side edges of the central portion of the upper side portion 14 a, a central portion in the length direction is passed through the through hole 16 a of the stopper 16, and a lower end is the column portion 18 on the upper surface portion of the band fixing portion 12. When the band fixing portion 12 is approached to the stopper 16, the central position in the longitudinal direction projects outward and can be bent.

  Hinges 20a and 20b are provided at the portions that contact the upper side portion 14a of the leg portion 17a and the leg portion 17b, and hinges 22a and 22b are provided at the portions that contact the band fixing portion 12, respectively. In addition, hinges 21a and 21b are provided at intermediate portions in the vertical direction (z direction) of the leg portion 17a and the leg portion 17b, respectively. By providing the hinges 21a and 21b in this way, the vertical portion of the leg portion 17a and the leg portion 17b is bent so as to spread outward in the opening direction of the portal frame 14, and the insertion direction of the portal frame 14, that is, It can be easily expanded and contracted in the vertical direction.

  The column portion 18 is provided so as to stand upright on the upper surface of the band fixing portion 12 in parallel with the pantograph rib 17. The column portion 18 includes a first locking portion 19 that engages with the protrusion 15 a of the second locking portion 15.

  When the first locking portion 19 and the second locking portion 15 pass the column portion 18 through the through hole 16a of the stopper 16 and the band fixing portion 12 approaches the stopper 16, the column portion 18 As locking means for locking the inner side surface portions of the side side portions 14b and 14c, a plurality of pairs are provided by being distributed to both side surface portions of the column portion 18 and the inner side surface portions of the side side portions 14b and 14c. And are locked together. The first locking portion 19 has a plurality of concave and convex portions 19 a and engages with the protrusion 15 a of the portal frame 14 in a state where the pantograph rib 17 is contracted in the vertical direction as the insertion direction of the portal frame 14. It is supposed to be.

  The height of the column portion 18 is a state where the pantograph rib 17 is contracted in the vertical direction in consideration of the expansion and contraction of the pantograph rib 17 and the first locking portion 19 and the second locking portion 15 are engaged. The height is set so as not to collide with the upper side portion 14a.

  A process of assembling and fixing the harness fixing clip 10 to the vehicle body panel P will be described with reference to FIGS. 3, 4, and 5.

  FIG. 3A shows an AA cross section in a state in which the portal frame 14 is inserted into the hole 30 of the vehicle body panel P in a state where the harness fixing clip 10 holds the wire group W by the band portion 11. ing. The width L in the x direction of the portal frame 14 is substantially equal to the diameter of the hole 30.

  Fig.4 (a) has shown the BB cross section of the clip 10 for harness fixation of the state of Fig.3 (a). In this state, the pantograph rib 17 has a small degree of bending and is almost upright, and the width in the y direction is smaller than the diameter of the hole 30.

  FIG. 3B shows a state where the harness fixing clip 10 in the state of FIG. 3A is further pushed upward in the vertical direction (z direction). The portal frame 14 enters the hole 30 up to the position shown in FIG. 3B, but the stopper 16 comes into contact with the vehicle body panel P, and the portal frame 14 is locked. Furthermore, it does not enter vertically upward.

  In the state of FIG. 3B, the vertical height h of the portal frame 14 from the upper surface of the vehicle body panel P is lower than the height h1 of the space between the vehicle body panel P and the vehicle body panel P1. FIG. 4B is a cross-sectional view of the harness fixing clip 10 in the state of FIG.

  FIG. 3C shows a state in which the band fixing unit 12 is pushed up vertically from the state of FIG. Since the stopper 16 is in contact with the vehicle body panel P, the portal frame 14 does not move vertically upward from the state shown in FIG. In the state of FIG. 3C, the blade-like protrusion 15 a provided on the second locking portion 15 is engaged with the concavo-convex portion 19 a provided on the first locking portion 19, and has a portal shape. The position of the column part 18 with respect to the frame 14 is fixed. FIG. 7 is a view of the state in which the harness fixing clip 10 of FIG. 3C is fixed to the vehicle body panel P, as viewed from the upper surface side.

  Fig.5 (a) is the figure which looked at the clip 10 for harness fixation of the state of FIG.3 (c) in the BB cross section. As shown in FIG. 5 (a), the pantograph rib 17 is formed so that the band fixing portion 12 is pushed upward vertically, so that the intermediate portion between the leg portions 17a and 17b opens in the outer direction, ie, the y direction. The leg portions 17a and 17b have a reduced vertical height. The portions of the bent legs 17a, 17b below the hinges 21a, 21b are in contact with the vehicle body panel P and the stopper 16 in an inclined state, and the harness fixing clip 10 is fixed to the vehicle body panel P. .

  Although it is possible to fix the harness fixing clip 10 to the vehicle body panel P in the state of FIGS. 3C and 5A, the distance between the band fixing portion 12 and the vehicle body panel P is further reduced. When doing so, as shown in FIG. 3D, the band portion 11 is further pushed upward in the vertical direction. Then, the plurality of protrusions 15 a provided on the second locking portion 15 are engaged with the upper one of the concavo-convex portions 19 a provided on the first locking portion 19.

  At this time, as shown in FIG. 5 (b), the legs 17a and 17b are further bent, the vertical height is reduced, and a gap is formed between the leg panel 17a and the vehicle body panel P. Here, when the operator stops pushing up the band portion 11, the harness fixing clip 10 is lowered vertically under its own weight, and is lowered to a position where the leg portions 17a and 17b are in contact with the vehicle body panel P as shown in FIG. In the state of FIG. 6, the legs 17 a and 17 b are in contact with the body panel P from the side facing the stopper 16, and the harness fixing clip 10 is fixed to the body panel P.

  As described above, the harness fixing clip 10 according to the present embodiment is supported by the band fixing portion 12 that winds and holds the wire group W, the band fixing portion 12 that fixes the band portion 11, and the band fixing portion 12. And a clip portion 13 attached to a hole 30 formed in the vehicle body panel P.

  The clip portion 13 has a through-hole 16a at the center position, and is larger than the hole portion 30 and contacts the vehicle body panel P when attached to the hole portion 30, and smaller than the hole portion 30 and attached to the hole portion 30. An upper side portion 14a that is sometimes inserted into the hole portion 30, a pair of side side portions 14b and 14c that are suspended from both ends of the upper side portion 14a and are connected to positions where the lower ends sandwich the through-hole 16a of the stopper 16, and band fixing The column part 18 rising from the upper surface part of the part 12, the upper end is connected to both side edges of the central part of the upper side part 14a, the central part in the length direction is passed through the through hole 16a of the stopper 16, and the lower end is the upper surface of the band fixing part 12 A pair of leg portions 17a and 17b that are connected to both side positions of the column portion 18 of the portion and have a shape that allows the center position in the length direction to project outward and bend when the band fixing portion 12 approaches the stopper 16. When the column portion 18 is passed through the through hole 16a of the stopper 16 and the band fixing portion 12 is brought close to the stopper 16, the column portion 18 and the inner side surface portions of the pair of side portions 14b and 14c are in the locked state. As the locking means, the first locking portion 19 and the second locking that are locked to each other and distributed between the side surface portions of the column portion 18 and the inner side surface portions of the pair of side portions 14b and 14c are provided. Part 15.

  With this configuration, when the portal frame 14 is inserted into the hole 30 of the vehicle body panel P, the harness fixing clip 10 according to the present embodiment is caught by the vehicle body panel P and locked at a predetermined position. It has become. When the portal frame 14 is further pushed into the vehicle body side while the stopper 16 is caught by the vehicle body panel P, the intermediate portion of the leg portion 17a of the pantograph rib 17 is bent so as to spread outward in the opening of the portal frame 14. Thus, the distance between the band fixing portion 12 and the upper surface of the portal frame 14 is reduced, and the second locking portion 15 and the first locking portion 19 are engaged. Therefore, the portal frame 14 is fixed to the vehicle body panel P without being inserted into the hole 30 of the vehicle body panel P to a predetermined depth or more, so that even when the wiring space of the wire group W is small, the wire group W can be routed.

  In addition, the positional relationship between the band fixing portion 12 and the clip portion 13 can be fixed in a plurality of stages by engaging a plurality of pairs of the first locking portions 19 and the second locking portions 15, and harness fixing The clip 10 can be securely fixed to the vehicle body panel P.

  Further, by providing the hinges 21a and 21b at the intermediate portions of the legs 17a and 17b, the pantograph rib 17 can be bent smoothly, and the harness fixing clip 10 can be easily attached to the vehicle body panel P. Can do.

  The harness fixing clip and the wire harness according to the present embodiment have a pantograph-like deformable clip portion having a small length, so that the clip portion can be attached to the inner panel even if the gap on the back side of the vehicle inner panel is small. A clip for fixing the harness when installing a wire harness for an automated driving camera with a large diameter between the inner panel and the decorative panel by allowing the inner panel to approach the outer panel. And it is suitable as a wire harness.

  As described above, according to the present invention, even if the gap on the back side of the inner panel is small, it can be attached to the mounting hole of the inner panel, and is useful for the harness fixing clip and the wire harness in general. .

DESCRIPTION OF SYMBOLS 1 Wire harness 10 Harness fixing clip 11 Band part 12 Band fixing part 13 Clip part 14 Portal frame 14a Upper side part 14b, 14c Side part 15 2nd latching | locking part 16 Stopper (lower surface part)
16a Through hole 17 Pantograph rib (leg part)
17a, 17b Leg portion 18 Column portion 19 First locking portion 30 Hole portion P, P1 Body panel W Electric wire group

Claims (3)

A band portion for winding and holding the wire group;
A band fixing part for fixing the band part;
A clip portion connected to an upper surface portion of the band fixing portion and attached to a hole portion formed in the vehicle body panel;
The clip part is
A lower surface portion having a through hole at a central position, which is larger than the hole portion and contacts the vehicle body panel when being attached to the hole portion;
An upper side part that is inserted into the hole part when being attached to the hole part smaller than the hole part;
A pair of side parts that are suspended from both ends of the upper side part, and each lower end is connected to a position sandwiching the through hole of the lower surface part;
A column part rising from the upper surface part of the band fixing part;
The upper end is connected to both side edges of the central portion of the upper side portion, the center in the length direction is passed through the through hole of the lower surface portion, and the lower end is connected to both side positions of the column portion of the upper surface portion of the band fixing portion. A pair of legs having a shape that allows the center position in the length direction to project outward and bend when the band fixing portion is approached to the lower surface portion;
When the column portion is passed through the through-hole in the lower surface portion and the band fixing portion is brought close to the lower surface portion, the inner surface portions of the column portion and the pair of side portions are in a locked state. As locking means, a first locking portion and a second locking portion, which are provided to be distributed and provided on both side surface portions of the pillar portion and the inner side surface portions of the pair of side portions, A clip for fixing a harness characterized by comprising:   2. The harness fixing clip according to claim 1, wherein a plurality of pairs of the first locking portion and the second locking portion are provided.   The wire harness provided with the clip for harness fixation of Claim 1 or Claim 2 which hold | maintains an electric wire group and the said electric wire group in the said band part.

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