JP2019198135A - Wire harness protector and wire harness with protector - Google Patents

Abstract

To provide a wire harness protector which can easily and securely cross wires to arrange them inside.SOLUTION: A wire harness protector 10 comprises: a protector body 11 having at least two crossing wire housing chambers 15 and 16; and a wire crossing adapter 20 which is arranged above a part X where at least the two wire housing chambers 15 and 16 of the protector body 11 cross, and includes a sub-wire housing chamber 26 connected to one wire housing chamber 16 in the crossing wire housing chambers 15 and 16.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a wire harness protector that houses and protects a wire harness and a wire harness with a protector.

  Examples of this type of wire harness protector include those disclosed in Patent Documents 1 to 4.

  The protector for a wire harness described in Patent Document 1 is configured so that a plurality of wire harnesses are arranged in multiple stages vertically and horizontally through a wire holding spacer in a protector body having a bottom wall and both side walls.

  Moreover, the protector for wire harnesses described in Patent Document 2 includes a protector main body having a branching electric wire receiving chamber in which a non-branched electric wire is accommodated in an upper position and a branching line is accommodated in a vertical position in a lower position, and the protector main body slides. The electric wire holding wall is provided with a branching adapter that presses the branching wire against the bottom surface of the branching electric wire accommodating chamber, and the fixing operation of the branching wire is easy and the branching wire can be fixed securely.

  Furthermore, the protector for a wire harness described in Patent Document 3 includes a plurality of intermediate protectors that are coupled to the side walls via hinges in a main body provided with a pair of side walls on both sides of the bottom plate. The cable can be accommodated without protruding.

  Furthermore, the protector for a wire harness described in Patent Document 4 is provided with a plurality of paths through which a plurality of electric wires pass through a partition wall in a main body having a bottom plate and both side walls, and is accommodated in each path in the main body. The plurality of electric wires are held by an electric wire holding portion connected to the side wall via a hinge portion.

JP 2005-295728 A JP 2011-30359 A JP-A-2015-146673 JP 2017-103959 A

  However, in the case of the conventional wire harness protector, since the electric wire housing chamber and the path for accommodating the electric wires are provided in a parallel state, it becomes necessary to route two or more electric wires in a crossed state. Was difficult to respond. In addition, when trying to route the wires so as to cross the plane on the bottom plate part in the protector, the bending work of the wires is complicated, and further, the wires are routed without crossing the wires. There is.

  Then, this invention is made | formed in order to solve an above-described subject, and provides the protector for wire harnesses and a wire harness with a protector which can wire an electric wire easily and reliably crossing inside. Objective.

  The present invention relates to a protector for a wire harness, wherein a protector body having at least two intersecting wire receiving chambers is disposed above a portion where the at least two wire receiving chambers of the protector body intersect, and And a wire crossing adapter having a sub-wire housing chamber connected to one of the chambers.

  Further, in a wire harness with a protector, comprising: at least two electric wires; and a protector accommodated so that the at least two electric wires intersect with each other in at least two intersecting electric wire accommodation chambers provided therein, A protector is provided above the part which the said at least 2 electric wire accommodation chamber cross | intersects, and is provided with the adapter for electric wire crossing which has the sub electric wire accommodation chamber connected with one electric wire accommodation chamber of the said intersecting electric wire accommodation chambers. It is characterized by.

  According to the present invention, an electric wire crossing adapter having a sub electric wire accommodating chamber connected to one electric wire accommodating chamber among the intersecting electric wire accommodating chambers, and wires are crossed easily and reliably inside the protector. be able to.

It is a perspective view which shows the state before closing the cover of the protector for wire harnesses of one Embodiment of this invention. It is a perspective view which shows the state which closed the said cover. It is a fragmentary perspective view which shows the state before closing the wire crossing adapter of the said protector for wire harnesses. It is a fragmentary perspective view which shows the state which closed the said adapter for electric wire intersection. It is a top view which shows the state which wired the 1st electric wire in the said protector for wire harnesses. It is a top view which shows the state wired to the said wire harness protector so that the 2nd electric wire may cross | intersect. It is a fragmentary perspective view which shows the principal part of the state which wired two electric wires in the said protector for wire harnesses in a cross section. It is a perspective view of the principal part of the sheathless braided shield electric wire which is the said 2nd electric wire. It is a top view which shows the state which wired so that two electric wires might cross | intersect the protector for wire harnesses of a comparative example.

  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.

  1 is a perspective view showing a state before the cover of the protector for a wire harness according to the embodiment of the present invention is closed, FIG. 2 is a perspective view showing a state where the cover is closed, and FIG. 3 is an electric wire of the protector for the wire harness. FIG. 4 is a partial perspective view showing a state before the crossing adapter is closed, FIG. 4 is a partial perspective view showing a state where the wire crossing adapter is closed, and FIG. 5 is a state where the first electric wire is routed to the wire harness protector. FIG. 6 is a plan view showing a state in which the second wire is routed across the wire harness protector, and FIG. 7 is a state in which two wires are routed in the wire harness protector. FIG. 8 is a perspective view of a main part of a sheathless braided shielded electric wire which is the second electric wire.

  As shown in FIGS. 1 and 2, the wire harness protector 10 is formed in a concave shape in cross section by a bottom wall 12 and both side walls 13, 13 'standing up from both ends of the bottom wall 12. A covered electric wire (one electric wire) 8 and a sheathless braided shielded electric wire (the other electric wire) 9 constituting the wire harness W / H are accommodated so as to cross three-dimensionally through a pair of partition walls 14 and 14 'in the center of the interior The protector main body 11 made of synthetic resin having two electric wire receiving chambers 15 and 16 and the two electric wire receiving chambers 15 and 16 of the protector main body 11 are disposed on the intersecting portion X, and two intersecting electric wires A synthetic resin wire crossing adapter 20 having a sub-wire housing chamber 26 connected to one of the housing chambers 15, 16, and upper ends of both side walls 13, 13 ′ of the protector body 11. 13 , A synthetic resin cover 30 for opening and closing the opening 13b between 13a, and a.

  As shown in FIGS. 1 and 2, the bottom wall 12 leading to the wire outlet 15 a of one of the wire housing chambers 15 on one end side (the left end side in FIG. 1) of the protector body 11 has two wire housing chambers 15 and 16. The bottom wall 12 is formed so that one end side is inclined downward from the intersecting portion X, and the other end side (right end side in FIG. 1) from the intersecting portion X to the wire introduction port 15b of the wire accommodating chamber 15. The plane is bent in a letter shape.

  Further, in the center between the side walls 13 and 13 ′ of the bottom wall 12, a pair of the same height is provided from the other end of the side walls 13 and 13 ′ to the portion X where the two wire housing chambers 15 and 16 intersect. The partition walls 14 and 14 'are integrally protruded upward. The pair of partition walls 14, 14 ′ are portions where the two wire housing chambers 15, 16 intersect when housing the covered wire 8 and the sheathless braided shielded wire 9 constituting the wire harness W / H in the protector body 11. Up to X is a partition that accommodates the covered wire 8 and the sheathless braided shielded wire 9 in two rows (a plurality of rows) in parallel in the left-right direction.

  As shown in FIGS. 1, 3, and 4, the pair of partition walls 14, 14 ′ are cut out at a portion X where the two wire housing chambers 15, 16 intersect (this notch The part is indicated by reference numeral 14a). That is, one partition wall 14 on the side of one side wall 13 of the protector body 11 is completely from a portion X where the two wire accommodating chambers 15 and 16 intersect to one end side (left end side in FIG. 1) of one side wall 13. It has been cut into

  The other partition wall 14 'on the side of the other side wall 13' of the protector body 11 extends from the portion X where the two wire housing chambers 15 and 16 intersect to the vicinity of one end of the other side wall 13 '. 15 side wall portions (partition walls) 14b, and one end side of the other partition wall 14 'is a rectangular upright wall 14c.

  Furthermore, the bottom wall 12 leading to the wire outlet 16a of the other wire housing chamber 16 on one end side (left end side in FIG. 1) of the protector body 11 has one end side from the portion X where the two wire housing chambers 15 and 16 intersect. It is formed in the same height as the side wall part (partition wall) 14b of the other partition wall 14 'without inclining downward. Thereby, the bottom wall 12 from the portion X where the two wire accommodating chambers 15, 16 intersect to the wire outlet 16 a of the other wire accommodating chamber 16 is one side from the portion X where the two wire accommodating chambers 15, 16 intersect. It is formed so as to be located above the bottom wall 12 reaching the wire outlet 15a of the wire housing chamber 15 by the thickness of the covered wire 8. Corresponding to this, a recessed portion 31 that is recessed downward in a stepped shape is also formed on one end side of the cover 30. In addition, the code | symbol 16b in FIG. 1 shows the electric wire inlet of the other electric wire storage chamber 16. FIG.

  As shown in FIGS. 1, 3, and 4, a rectangular notch 13 c is formed at a position of the other side wall 13 ′ of the protector body 11 that faces the portion X where the two wire housing chambers 15, 16 intersect. It is. In addition, an electric wire crossing adapter 20 is integrally formed through a hinge portion 21 at a position facing the cutout portion 13 c of the one side wall 13 of the protector body 11.

  The electric wire crossing adapter 20 is supported through a hinge part 21 so as to be freely opened and closed, and an electric wire crossing whose rear surface 20b is placed on the side wall part (partition wall) 14b of the other partition wall 14 '. When the adapter 20 is closed, the covered electric wire 8 accommodated in one electric wire accommodating chamber 15 in the protector main body 11 is positioned and held between the bottom walls 12 of the protector main body 11. In addition, a pair of side walls 22 and 22 ′ that form a sub-wire housing chamber 26 are integrally formed at the center and one end of the surface 20 a of the wire-crossing adapter 20. As shown in FIG. 4, the sub-wire housing chamber 26 is connected to the other wire housing chamber 16 of the two intersecting wire housing chambers 15, 16, and the sub-wire housing chamber 26 and the wire housing chamber 16 form a sheathless braided shield. The electric wire 9 is accommodated and held.

  Further, as shown in FIGS. 3 and 4, the lower end of the side wall 22 'on the end side of the wire crossing adapter 20 is integrated with a hook-like locking claw (locking portion) 23 extending downward. Protrusions are formed. A substantially rectangular tube-like (frame-like) engagement is provided below the notch 13c of the other side wall 13 'of the protector body 11 that faces the locking claw 23. The part 17 is integrally formed to project. The engaging portion 17 and the locking claw 23 constitute a locking means for locking the closed state in which the wire crossing adapter 20 is tilted to the portion X where the two wire housing chambers 15 and 16 of the protector body 11 intersect. . At this time, the sub-wire housing chamber 26 of the wire crossing adapter 20 and the other wire housing chamber 16 of the protector body 11 communicate with each other, and the sheathless braided shielded wire 9 is housed in the one wire housing chamber 15 of the protector body 11. The covered electric wire 8 is arranged so as to intersect three-dimensionally.

  As shown in FIGS. 1 and 2, the cover 30 is formed in a U-shaped cross section that covers the outside of the both side walls 13, 13 ′ of the protector body 11, and has a hook-shaped tip on both sides. Locking claws (locking portions) 32 are integrally projected at predetermined intervals. On the outside of the side walls 13 and 13 ′ of the protector body 11 facing each of the locking claws 32, a substantially rectangular tube-shaped (frame-shaped) engagement portion 18 to which the locking claws 32 are locked and detached. Are integrally projected. The engaging portion 18 and the locking claw 32 constitute a locking means for locking the closed state of the side walls 13 and 13 ′ of the protector body 11 and the cover 30.

  A plurality of mounting brackets 19 for mounting on the vehicle body or the like are integrally formed on the outside of the side walls 13 and 13 'of the protector body 11.

  Further, on the side of the bottom wall 12 and both side walls 13 and 13 'of the protector main body 11 and the wire outlet ports 15a and 16a and the wire inlet ports 15b and 16b of the pair of partition walls 14 and 14', an uneven outer surface of a corrugated tube (not shown). The U-shaped tube locking ribs 15c and 16c that are locked to the annular recess are integrally projected.

  In addition, tube locking ribs 33 that are locked to annular recesses on the concave / convex outer surface of the corrugated tube (not shown) are integrally formed on the back surface of the cover 30 so as to face the tube locking ribs 15c, 16c. It is. These tube locking ribs 15c, 16c, 33 are not used when the covered electric wire 8 and the sheathless braided shielded electric wire 9 are accommodated alone in the two intersecting electric wire accommodating chambers 15, 16 of the protector body 11. However, when the covered electric wire 8 and the sheathless braided shielded electric wire 9 are used in a state where they are accommodated in the corrugated tube, they are locked to the annular concave portion of the corrugated outer surface of the corrugated tube.

  Further, as shown in FIG. 8, the sheathless braided shielded electric wire 9 is obtained by covering each insulator 9b covering a pair of conductors 9a and 9a with a braided braided wire 9c.

  According to the wire harness protector 10 of the above embodiment, when the wire harness W / H is routed in the two intersecting wire housing chambers 15 and 16 in the protector main body 11, as shown in FIG. The crossing adapter 20 is left in an open state where it is tilted to the outside of the side wall 13. From this state, as shown in FIG. 5, the covered electric wire 8 that passes downward from the electric wire introduction port 15b of one electric wire accommodation chamber 15 in the protector body 11 to the electric wire accommodation chamber 15 is accommodated and led out to the electric wire outlet 15a. Let it be routed.

  Next, as shown in FIG. 6, the wire crossing adapter 20 is brought into a closed state at a portion X where the two wire housing chambers 15, 16 of the protector body 11 intersect. From this state, the sheathless that passes upward from the wire introduction port 16b of the other wire housing chamber 16 in the protector body 11 to the wire housing chamber 16 and the sub-wire housing chamber 26 of the wire crossing adapter 20 that communicates with the wire housing chamber 16. The braided shielded electric wire 9 is accommodated and led out to the electric wire outlet 16a for wiring. Thereby, the two electric wires 8 and 9 which comprise the wire harness W / H in the protector main body 11 can be crossed and wired.

  That is, in the case of a vehicle such as an automobile, when it is necessary to route two or more electric wires in a crossed state, as shown in FIG. The two wires 4 and 5 are arranged so as to intersect with each other on the bottom plate portion 3 in the plane 2, but the bending work of the wires 4 and 5 is complicated, and the wires 4 and 5 May be routed without crossing.

  On the other hand, in the wire harness protector 10 of the present embodiment, the two electric wires 8 and 9 of the covered electric wire 8 and the sheathless braided shielded electric wire 9 are accommodated in two intersecting electric wire accommodating chambers 15 and 16 in the protector body 11. As shown in FIGS. 6 and 7, the two electric wires 8 and 9 can be securely crossed in a three-dimensional manner in the protector main body 11 by a simple operation.

  When wiring the two electric wires 8 and 9, one electric wire 8 passes below the electric wire crossing adapter 20, and the other electric wire 9 passes over the auxiliary electric wire accommodation chamber 26 of the electric wire crossing adapter 20. Since the two electric wires 8 and 9 do not contact each other, it is possible to easily and reliably prevent the wear of the coating due to the interference between the electric wires.

  Furthermore, since the wire crossing adapter 20 is supported by the hinge portion 21 so as to be freely opened and closed, the two wires 8 and 9 are crossed by opening and closing the wire crossing adapter 20 via the hinge portion 21. You will never forget your work, and you can reduce your troubles and redo work as much as possible.

  In addition, according to the said embodiment, although the case where two electric wires were crossed was demonstrated, you may make it cross three or more electric wires. Moreover, you may make it route the electric wire accommodated in the corrugated tube.

8 Coated wire (one wire)
9 Sheathless braided shielded wire (the other wire)
DESCRIPTION OF SYMBOLS 10 Wire harness protector 11 Protector main body 12 Bottom wall 13, 13 'Both-side wall 14, 14' Partition wall 14b Side wall part (partition wall)
15, 16 Crossing of the electric wire accommodating chamber 20 Adapter for crossing the electric wire 21 Hinge part 26 Sub electric wire accommodating chamber X Portion where the two electric wire accommodating chambers intersect W / H wire harness

Claims (4)

A protector body having at least two intersecting wire housing chambers;
An adapter for crossing electric wires, which is disposed above a portion where the at least two electric wire accommodating chambers of the protector body intersect, and has a sub electric wire accommodating chamber connected to one of the intersecting electric wire accommodating chambers;
A wire harness protector characterized by comprising: The wire harness protector according to claim 1,
The protector body has a partition wall that forms the intersecting electric wire accommodating chamber between the bottom wall and both side walls and the both side walls;
The wire-crossing adapter, which is disposed on the partition wall and has the sub-wire housing chamber connected to one of the intersecting wire housing chambers, is opened and closed via a hinge portion on the protector body. Freely integrated,
When the electric wire crossing adapter is closed, the electric wire accommodating chamber located on the lower side thereof can accommodate at least one of the two electric wires, and the electric wire connected to the auxiliary electric wire accommodating chamber of the electric wire crossing adapter. A protector for a wire harness, characterized in that the other of the at least two electric wires can be accommodated in a housing chamber. It is a protector for wire harnesses of Claim 1 or 2, Comprising:
A protector for a wire harness, wherein a sheathless braided shielded electric wire can be accommodated in one of the at least two intersecting electric wire accommodating chambers. At least two wires,
A protector accommodated so that the at least two electric wires intersect with each other in at least two intersecting electric wire accommodation chambers provided inside,
The protector includes a wire crossing adapter that is disposed above a portion where the at least two wire receiving chambers intersect and has a sub-wire housing chamber that is connected to one of the intersecting wire housing chambers. A wire harness with a protector.

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