JP5422288B2 - Wire harness protector - Google Patents

Description

  The present invention relates to a protector for a wire harness that accommodates and protects an electric wire inside.

  Some wire harness protectors have a part of a plurality of electric wires to be accommodated (including a case where the electric wires are branched in the protector) as branch lines that are drawn out from other directions (Patent Document 1). 2). One conventional example of this type of wire harness protector is shown in FIG.

  In FIG. 7, the wire harness protector includes a protector main body 51 and a cover (not shown). The protector main body 51 has a plurality of electric wire accommodation chambers 54 partitioned by an outer peripheral side wall 52 and a plurality of partition walls 53. Each electric wire storage chamber 54 extends along the routing route of the wire harness. The two outermost electric wire accommodation chambers 54 are joined in the middle, and the downstream side is configured as a branch electric wire accommodation chamber 55.

The branch wire storage chamber 55 is formed so as to be gradually deeper than the other wire storage chambers 54 as it goes to the wire outlet side, and the wire outlet side is shortened. In the branch electric wire storage chamber 55, electric wires that are not branched ( not shown) are accommodated in the upper position, and electric wires that branch (hereinafter referred to as branch lines W2) are accommodated in a vertical arrangement in the lower position. Conductive lines of the upper position are both the same position as the other conductive lines disposed in a wire receiving chamber 54 (the same direction) is from drawn out. Further, the branch lines W2 is from these conductive wires separately taken out to the outside from the lower direction.

Here, when causing positional deviation received a tensile force electric lines drawn from the protector for a wire harness, dimensional deviation occurs in the wire harness. Therefore, the electric wire W1 drawn out from the wire harness protector is drawn out in a state of being positioned by some positioning means.

In contrast, the branch line W2, the other electric lines drawn from another location (different directions), conventionally, a branch line W2 or tape fixed to the protector for a wire harness, or by a band clip fixed fixed (FIG. 7 shows a state where the tape is fixed with a virtual line).

JP 2003-125511 A JP 2009-65798 A

  However, the fixing of the branch line W2 with the tape or the band clip has a problem that the fixing operation is troublesome.

  If the branch line W2 is fixed with a tape, the tape may be peeled off, and the branch line W2 cannot be fixed securely. When the branch line W2 is fixed with a band clip, if the fastening force is too strong, the wire coating may be damaged, and if the fastening force is too weak, the branch line may be misaligned. . Therefore, even if the band clip is fixed, the branch line W2 cannot be fixed securely.

  Therefore, the present invention has been made to solve the above-described problems, and an object of the present invention is to provide a protector for a wire harness that can easily fix a branch line and can reliably fix the branch line.

The invention according to claim 1 includes a protector body having a branch wire housing chamber for housing at least a branch line, and a branch adapter inserted into the branch wire housing chamber, wherein the branch adapter is the protector body. to be inserted by sliding means, and, when it is inserted to the insertion completion position is locked by the locking means, and a pressing to Turkey wire-pressing walls of the branch line to the bottom of the branching wire receiving chamber in the insertion completion position Features.

  Invention of Claim 2 is the protector for wire harnesses of Claim 1, Comprising: The said sliding means is a pair of left and right slide rail parts provided in the said branch adapter, and both sides of the said electric wire accommodating chamber for branches. A pair of slide grooves provided on the side walls and into which the pair of slide rail portions are slidably inserted are provided.

  Invention of Claim 3 is the protector for wire harnesses of Claim 1 or Claim 2, Comprising: The said adapter for a branch is provided with the clamping part which clamps both surfaces of the said side wall, respectively, It is characterized by the above-mentioned. To do.

  Invention of Claim 4 is a protector for wire harnesses in any one of Claims 1-3, Comprising: The said branch electric wire accommodation chamber is comprised so that both the said branch line and the electric wire which may not branch may be accommodated. The branching wire accommodating chamber accommodates the electric wires in the upper position and the branch lines in the lower position in a vertical arrangement, and the electric wires are disposed above the electric wire holding wall of the branching adapter. Is provided with a wire placement wall on which the wire is placed.

  According to the first aspect of the present invention, if the branch adapter is slid into the protector body, the branch adapter is locked and the branch line is fixed. Can be fixed. Since the branch adapter is locked at the insertion completion position, the branch line is always pressed with a constant pressing force. As described above, the fixing operation of the branch line is easy, and the branch line can be fixed securely.

  According to the invention of claim 2, in addition to the effect of claim 1, since the branching adapter is slid and inserted by the pair of left and right slide rails, the slide can be inserted surely and smoothly.

  According to the invention of claim 3, in addition to the effect of claim 2, since the branching adapter sandwiches the side walls on both sides, the branching adapter is firmly fitted to the protector body and the branching adapter is prevented from slipping laterally. it can.

  According to invention of Claim 4, in addition to the effect of Claims 1-3, since a branch line and an electric wire are accommodated in the electric wire accommodation chamber for a branch, a protector main body can be compactized. In addition, since the electric wire is guided by the electric wire placement wall in the branch electric wire housing chamber, the electric wire can be guided at a predetermined height in the branch electric wire housing chamber.

It is a perspective view which shows one Embodiment of this invention and shows the state before mounting | wearing with a branch adapter in a protector main body. It is a perspective view which shows one Embodiment of this invention and shows the state which attached the adapter for a branch to the protector main body. FIG. 3 is a perspective view of a main part of a protector main body to which a branching adapter is attached according to an embodiment of the present invention. It is sectional drawing which shows one Embodiment of this invention and shows the state by which the adapter for branching was locked to the protector main body. FIG. 5 is a plan view of the main part of the protector main body to which the branch adapter is attached according to the embodiment of the present invention. It is sectional drawing which shows one Embodiment of this invention and shows the state which the adapter for branch pressed the branch line on the bottom face of the electric wire storage chamber for branches. It is a perspective view of the protector for wire harnesses of a prior art example.

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

  1 to 6 show an embodiment of the present invention, FIG. 1 is a perspective view showing a state before the branch adapter 10 is attached to the protector body 2, and FIG. FIG. 3 is a perspective view of a main part of the protector main body 2 to which the branching adapter 10 is attached, FIG. 4 is a cross-sectional view showing a state in which the branching adapter 10 is locked to the protector main body 2, and FIG. FIG. 6 is a cross-sectional view showing a state in which the main part of the protector main body 2 to which the branching adapter 10 is mounted is shown, and FIG.

  1 and 2, a wire harness protector 1 includes a protector main body 2, a branch adapter 10 that is attached to the protector main body 2 by sliding insertion, and a cover that is assembled so as to cover the upper surface of the protector main body 2 (see FIG. 1). Not shown).

  The protector body 2 has a plurality of electric wire accommodation chambers 5 partitioned by an outer peripheral side wall 3 and a plurality of partition walls 4. Each electric wire storage chamber 5 extends along the route of the wire harness. The two outermost wire housing chambers 5 are joined together in the middle, and the downstream side is configured as a branching wire housing chamber 6.

  The branch wire storage chamber 6 is formed so as to be gradually deeper than the other wire storage chambers 5 as it goes to the wire outlet side, and the wire outlet side is shortened. Each electric wire storage chamber 5 stores an electric wire W1. In the branch wire storage chamber 6, a non-branched wire W <b> 1 is accommodated in an upper position, and a branch wire (hereinafter referred to as a branch line W <b> 2) is accommodated in a vertical arrangement in a lower position. The diameter of the branch line W2 is a predetermined diameter.

  The branch wire storage chamber 6 is located on the outermost periphery with respect to the other wire storage chamber 5. Side walls on both sides of the branching electric wire housing chamber 6 are a partition wall 4 that partitions the adjacent electric wire housing chamber 5 and an outer peripheral side wall 3 of the protector body 2. The partition wall 4 and the outer peripheral side wall 3 are respectively provided with slide grooves 7 extending in the vertical direction. Lock claws 8 are provided on the surfaces of the partition wall 4 and the outer peripheral side wall 3 on the side of the branching wire housing chamber 6. A stopper wall 8a that restricts the insertion of the branching adapter 10 deeper than the insertion completion position is provided on the surface of the partition wall 4 and the outer peripheral side wall 3 on the side of the branching wire housing chamber 6. The bottom surface 6a of the branching electric wire housing chamber 6 is formed in an arcuate surface that is recessed downward.

  The outer peripheral side wall 3 of the protector main body 2 is provided with a cover locking portion 9 at an appropriate position.

  As shown in detail in FIG. 3, the branching adapter 10 is protruded from the electric wire holding wall 11, a pair of side walls 12 erected from both side ends of the electric wire holding wall 11, and the outer surface of each side wall 12. A pair of slide rail portions 13, a flange portion 14 provided at the tip of each slide rail portion 13, an electric wire placement wall 15 extending from the electric wire pressing wall 11, and one side of the electric wire placement wall 15. The auxiliary side wall 16 is erected from the end, and the cover locking portion 17 is provided on the auxiliary side wall 16.

  The bottom surface 11a of the wire pressing wall 11 is formed in an arc surface that is recessed upward. At the insertion completion position of the branch adapter 10, as shown in FIGS. 4 and 6, the wire pressing wall 11 presses the branch line W <b> 2 against the bottom surface 6 a of the branch wire storage chamber 6.

  The space | interval dimension of a pair of side wall 12 is set to the dimension inserted without the clearance gap in the electric wire storage chamber 6 for a branch.

  A notch is formed above each side wall 12, and a locked portion 18 is provided by an end surface by the notch. When the branch adapter 10 is slid and inserted to the insertion completion position, the pair of locking claws 8 of the protector body 2 are locked to the pair of locked portions 18 as shown in FIG. That is, the pair of locking claws 8 of the protector body 2 and the pair of locked portions 18 of the branching adapter 10 constitute the locking means A that locks when the branching adapter 10 is inserted to the insertion completion position.

  Each slide rail portion 13 is provided along the vertical direction of each side wall 12. The branch adapter 10 is slid and inserted by inserting the pair of slide rail portions 13 while being guided by the pair of slide grooves 7. That is, the pair of slide rail portions 13 of the branch adapter 10 and the pair of slide grooves 7 of the protector body 2 constitute the slide means B for slidingly inserting the branch adapter 10.

  Each collar portion 14 is provided in a direction orthogonal to the slide rail portion 13, that is, parallel to the side wall 12. As shown in FIG. 5, the interval between the flange portion 14 and the side wall 12 is set such that the outer peripheral side wall 3 and the partition wall 4 are inserted without a gap between them when the branch adapter 10 is inserted into the slide. That is, the pair of the flange portions 14 and the side walls 12 on both sides sandwich the outer peripheral side wall 3 and the partition wall 4, and the collar portions 14 and the side walls 12 constitute the sandwiching portion C.

  The electric wire placement wall 15 is set to a height that guides the electric wire W <b> 1 arranged in the branch electric wire housing chamber 6 at the same position as the electric wire W <b> 1 arranged in the electric wire housing chamber 5. The electric wire W1 in the upper position of the branch electric wire housing chamber 6 is arranged at the same height as the other electric wires W1 arranged in the electric wire housing chamber 5, and both are drawn out from the same position (same direction). Further, the branch line W2 is drawn out from the lower direction of the protector body 2 separately from the electric wires W1.

  Next, the assembly work of the wire harness protector 1 will be described. As shown by a virtual line in FIG. 1, the branch line W <b> 2 is arranged in the branch wire housing chamber 6 of the protector body 2. Next, the branch adapter 10 is slid and inserted into the branch wire housing chamber 6 of the protector body 2 from the top of the branch line W2 to the insertion completion position. At the insertion completion position of the branching adapter 10, the pair of lock claws 8 of the protector body 2 are locked to the pair of locked portions 18 of the branching adapter 10. As a result, the branch adapter 10 is attached to the protector body 2.

  Next, the electric wires W <b> 1 are arranged in the electric wire accommodation chambers 5 of the protector body 2. An electric wire W <b> 1 is also arranged in the branch electric wire housing chamber 6 of the protector body 2. The electric wire W <b> 1 disposed in the branch electric wire housing chamber 6 is placed on the upper surface of the branch adapter 10. Finally, a cover (not shown) is put on the upper surface of the protector body 2, and the cover (not shown) is assembled by using the protector body 2 and the cover locking portions 9 and 17 of the branch adapter 10. To do.

  As described above, the wire harness protector 1 is inserted into the protector main body 2 having the branch wire accommodating chamber 6 and the protector main body 2 by the slide means B, and when inserted to the insertion completion position, the lock means A In the insertion completion position, the electric wire pressing wall 11 includes a branching adapter 10 that presses the branch line W2 against the bottom surface 6a of the branching electric wire housing chamber 6. Therefore, if the branch adapter 10 is slid into the protector main body 2, the branch adapter 10 is locked and the branch line W2 is fixed. Therefore, the branch line W2 is fixed by one operation of slidingly inserting the branch adapter 10. it can. Further, since the branching adapter 10 is locked at the insertion completion position, it always presses the branch line W2 with a constant pressing force. As described above, the fixing operation of the branch line W2 is easy, and the branch line can be reliably fixed.

  The sliding means B is provided on the pair of left and right slide rail portions 13 provided on the branching adapter 10 and on the outer peripheral side wall 3 and the partition wall 4 on both sides of the branching electric wire accommodating chamber 6, and the pair of slide rail portions 13 slides. It comprises a pair of slide grooves 7 to be inserted. Accordingly, since the branch adapter 10 is slid and inserted by the pair of left and right slide rail portions 13, the slide can be inserted surely and smoothly.

  The branching adapter 10 is provided with a side wall 12 and a collar portion 14, and sandwiches both sides of the outer peripheral side wall 3 and the partition wall 4. Therefore, the branching adapter 10 is firmly fitted to the protector main body 2, and the lateral displacement of the branching adapter 10 can be prevented.

  The branch wire storage chamber 6 is configured to store both the branch line W2 and the unbranched wire W2, and the branch wire storage chamber 6 has the wire W1 in the upper position and the branch branch wire W2 in the lower position. The electric wires W1 are accommodated in a vertical arrangement, and the electric wires W1 are disposed above the electric wire pressing walls 11 of the branching adapters 10. The branching adapters 10 are provided with electric wire placement walls 15 on which the electric wires W1 are placed. Therefore, since both the branch line W2 and the electric wire W1 are accommodated in the branch wire accommodating chamber 6, the protector body 2 can be made compact. Further, since the electric wire W1 is guided by the electric wire placement wall 15 in the branching electric wire housing chamber 6, the electric wire W1 in the branching electric wire housing chamber 6 can be guided at the same predetermined height as the other electric wires W1. It is easy to handle the electric wire group drawn out from the outlet.

  In this embodiment, the branch electric wire housing chamber 6 is configured to accommodate both the branch line W2 and the unbranched electric wire W1, but may be configured to accommodate only the branch line W2.

DESCRIPTION OF SYMBOLS 1 Wire harness protector 2 Protector body 6 Branching electric wire accommodation chamber 6a Bottom surface 7 Slide groove 10 Branching adapter 11 Electric wire holding wall 12 Side wall (clamping part)
13 Slide rail part 14 Collar part (clamping part)
15 Electric wire placement wall A Locking means B Slide means C Holding part W1 Electric wire W2 Branch line

Claims (4)

A protector main body having a branch wire housing chamber that houses at least the branch line;
A branch adapter inserted into the branch wire storage chamber,
The branch adapter is inserted into the protector body by the sliding means, and when inserted to the insertion completion position , the branch adapter is locked by the lock means. At the insertion completion position, the electric wire pressing wall connects the branch line to the branch electric wire storage chamber. protector for a wire harness, wherein a pressing to Turkey on the bottom. It is a protector for wire harnesses of Claim 1, Comprising:
The sliding means includes a pair of left and right slide rail portions provided on the branching adapter and a pair of slide grooves provided on side walls on both sides of the branching electric wire receiving chamber, into which the pair of slide rail portions are slid. And a wire harness protector. The wire harness protector according to claim 1 or 2,
A protector for a wire harness, wherein the branching adapter is provided with a clamping portion for clamping both sides of the side wall. It is a protector for wire harnesses in any one of Claims 1-3,
The branch wire storage chamber is configured to store both the branch line and the non-branched wire,
In the branch electric wire storage chamber, the electric wires are accommodated in a vertical arrangement in the upper position and the branch lines in the lower position, and the electric wires are disposed above the electric wire pressing wall of the branch adapter,
The wire harness protector, wherein the branching adapter is provided with an electric wire placement wall on which the electric wire is placed.

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