JP5833456B2 - Locking structure for wire fixing members - Google Patents

Description

  The present invention relates to a locking structure for an electric wire fixing member applied to a vehicle.

  Conventionally, as a locking structure for a wire fixing member, a wire harness as an electric wire routed in a vehicle, a corrugated tube as a holding member for holding the wire harness, and an arrangement position with respect to the corrugated tube can be changed. A device including a corrugated clamp as a fixing member that is engaged with a corrugated tube via an engaging portion and fixed to a vehicle is known (for example, see Patent Document 1).

  This electric wire fixing member locking structure includes a pair of semi-annular portions in which corrugated clamps are connected by hinges, and a fixing box portion into which a locking plate provided on the vehicle side is inserted. On the inner peripheral surface of the pair of semi-annular portions, ribs having concave and convex surfaces that fit with the concave and convex portions provided on the outer peripheral surface of the corrugated tube are provided, and the arrangement position of the corrugated clamp with respect to the corrugated tube can be changed. ing.

JP 2009-213314 A

  However, in the locking structure of the fixing member for electric wires as in Patent Document 1, the arrangement position of the corrugated clamp as the fixing member can be changed with respect to the corrugated tube as the holding member. Regardless of the position of the locking plate, the fixing member can be engaged at any position within the range of the holding member.

  Therefore, if the fixing member is fixed to the vehicle-side fixing portion with the fixing member engaged with the holding member, the positions of the fixing member and the vehicle-side fixing portion may not match. In such a case, the holding member must be removed from the holding member and aligned with the vehicle-side fixing portion, and then the fixing member must be attached to the holding member, resulting in reduced assembling performance.

  Then, this invention aims at provision of the latching structure of the fixing member for electric wires which can arrange | position a fixing member in a regular position with respect to a holding member, and can improve assembly property.

  The invention according to claim 1 is engaged with the holding member via an electric wire routed in the vehicle, a holding member holding the electric wire, and an engaging portion capable of changing an arrangement position with respect to the holding member. An electric wire fixing member locking structure including a fixing member fixed to a vehicle, wherein the fixing member is locked to the locking member via a locking portion on an outer peripheral side of the holding member. The holding member is provided with a protrusion that protrudes toward the locking member, and the locking member is provided with respect to the holding member that can fix the fixing member to the vehicle. The projection is inserted at a regular position, and an insertion recess is provided to allow the locking portion to be locked.

  In this locking structure of the fixing member for electric wires, the fixing member is locked to the locking member on the outer peripheral side of the holding member via the locking portion and is held by the holding member. Dropping from the member can be prevented.

  Further, the holding member is provided with a protruding portion that protrudes toward the locking member, and the locking member is inserted into the locking member at a normal position with respect to the holding member that can be fixed to the vehicle. An insertion recess is provided to allow the portion to be locked.

  For this reason, when the fixing member is displaced from the vehicle-side fixing portion and engaged with the holding member, the locking member cannot lock the fixing member, and before the fixing member is fixed to the vehicle. In addition, it is possible to detect a positional shift of the fixing member with respect to the holding member.

  Therefore, in such a locking structure of the fixing member for electric wires, the fixing member can be disposed at the normal position with respect to the holding member by the protrusion and the insertion concave portion, and the assembling property can be improved.

  The invention according to claim 2 is the locking structure for the fixing member for electric wire according to claim 1, wherein the insertion recess is formed larger in the direction of changing the arrangement position of the fixing member relative to the holding member than the protrusion. It is characterized by being.

  In this locking structure for the fixing member for electric wires, the insertion recess is formed larger in the direction of changing the position of the fixing member relative to the holding member than the protrusion, so there is a manufacturing tolerance or a dimensional tolerance in the vehicle-side fixing portion. In addition, the protrusion can be inserted into the insertion recess, and tolerances related to fixing between the fixing member and the vehicle can be absorbed.

  The invention according to claim 3 is the locking structure for the wire fixing member according to claim 1 or 2, wherein the insertion recess is a hole formed through the locking member. And

  In this locking structure for the fixing member for electric wires, since the insertion recess is a hole formed so as to penetrate the locking member, it can be visually confirmed whether or not the protrusion is inserted into the insertion recess. The visibility of the arrangement position of the fixing member with respect to the holding member can be improved.

  According to the present invention, the fixing member can be arranged at the normal position with respect to the holding member, and there is an effect that it is possible to provide the locking structure of the fixing member for electric wires that can improve the assembling property. .

It is a disassembled perspective view of the securing structure of the fixing member for electric wires which concerns on embodiment of this invention. It is a perspective view when the arrangement position with respect to the holding member of the fixing member of the locking structure of the fixing member for electric wires according to the embodiment of the present invention is a normal position. It is a perspective view when the arrangement position with respect to the holding member of the fixing member of the locking structure of the fixing member for electric wires according to the embodiment of the present invention is not a normal position. (A) is a perspective view of the fixing | fixed part of the fixing member which concerns on embodiment of this invention. (B) is a perspective view of the fixing member concerning an embodiment of the invention. (C) is a perspective view when a fixing member is assembled | attached to the holding member which concerns on embodiment of this invention. (D) is a perspective view of the locking structure of the fixing member for electric wires which concerns on embodiment of this invention.

  The locking structure of the wire fixing member according to the embodiment of the present invention will be described with reference to FIGS.

  The wire fixing member locking structure 1 according to the present embodiment includes an electric wire 3 routed in a vehicle, a holding member 5 that holds the electric wire 3, and an arrangement position that can be changed with respect to the holding member 5. And a fixing member 9 which is engaged with the holding member 5 via the joint portion 7 and fixed to the vehicle.

  The fixing member 9 is held by the holding member 5 by being locked to the locking member 11 via the locking portion 13 on the outer peripheral side of the holding member 5.

  The holding member 5 is provided with a protrusion 15 that protrudes toward the locking member 11, and the locking member 11 protrudes at a normal position with respect to the holding member 5 that can be fixed to the vehicle. An insertion recess 17 is provided in which the portion 15 is inserted and the locking portion 13 can be locked.

  The insertion recess 17 is formed larger in the direction of changing the arrangement position of the fixing member 9 relative to the holding member 5 than the protrusion 15.

  Further, the insertion recess 17 is a hole formed through the locking member 11.

  As shown in FIGS. 1 to 4, the electric wire 3 is electrically connected to a connector or a device via a connecting portion (not shown), and power is supplied from the power source to the connector or the device, or a connector is provided at both ends. Connected and applied to electrical connection between devices. A plurality (two in this case) of the electric wires 3 are held by the holding member 5. In addition, bellows-shaped corrugated tubes 19 are arranged on the outer circumferences on both sides in the length direction of the electric wire 3 where the holding member 5 is located.

  The holding member 5 includes a grommet 21 and a protector 23. The grommet 21 is made of an elastic material such as rubber, is formed in a rectangular parallelepiped shape, and includes a wire insertion portion 25 and a slit 27. The electric wire insertion portion 25 is a plurality (two in this case) of holes provided through the grommet 21 in the length direction of the electric wire 3. In the electric wire insertion portion 25, the electric wire 3 is disposed from the slit 27 and is in close contact with the outer periphery of the electric wire 3.

  The slit 27 is formed on one side surface of the grommet 21 along the length direction of the wire insertion portion 25. The slit 27 allows the grommet 21 to be opened and closed in the vertical direction with the opposite side surface as a base. By arranging the electric wire 3 from the slit 27 in the electric wire insertion portion 25, for example, even when a connector or the like is connected to both ends of the electric wire 3, the grommet 21 can be attached to the electric wire 3. .

  The protector 23 is formed in a rectangular parallelepiped shape, is composed of two divided members, and the grommet 21 is accommodated therein. In addition, as a division | segmentation of the protector 23, it is preferable as a reduction | decrease in a number of parts that it is set as the main body which mainly accommodates the grommet 21, and the cover body which can be opened and closed to this main body via a hinge. The protector 23 locks the main body and the lid body with the lock portion 29 in a state in which the grommet 21 is accommodated, thereby pressing and compressing the outer peripheral surface of the grommet 21, thereby improving the adhesion between the electric wire 3 and the grommet 21. Improve. The fixing member 9 is assembled to the protector 23 of the holding member 5.

  The fixing member 9 is formed in a U-shaped cross section, and a fixing portion 31 made of an L-shaped iron plate bracket fixed to the vehicle side is integrally fixed to a side surface. The fixing portion 31 is inserted into a vehicle-side fixing portion (not shown) including an insertion groove provided on the vehicle side at a portion exposed to the outside from the fixing member 9, and the holding member 5 is connected to the vehicle via the fixing member 9. Fixed to. The fixing member 9 is engaged with the holding member 5 via the engaging portion 7.

  The engaging portions 7 are respectively formed on the inner peripheral surface of the fixing member 9 and the upper and lower surfaces of the protector 23 of the holding member 5, which are opposed to each other, and are provided along a direction orthogonal to the length direction of the electric wire 3. In addition, the plurality of concave and convex portions 33 and 35 are engaged. With the plurality of concave and convex portions 33 and 35, the arrangement position of the fixing member 9 with respect to the holding member 5 can be changed, and the fixing member 9 can be held with respect to the holding member 5 at a desired arrangement position. Specifically, when the fixing member 9 is arranged on the holding member 5, the fixing portion 31 of the fixing member 9 can be arranged at a position where it can be fixed with respect to the vehicle-side fixing portion. For this reason, even if there is a manufacturing tolerance in the vehicle side fixing portion, the fixing portion 31 of the fixing member 9 can be fixed to the vehicle side fixing portion by changing the arrangement position of the fixing member 9 with respect to the holding member 5.

  Moreover, since the engaging part 7 is an engagement of the several uneven | corrugated | grooved parts 33 and 35 provided along the direction orthogonal to the length direction of the electric wire 3, the holding member 5 of the fixing member 9 by the vibration of a vehicle, etc. The lateral displacement of the arrangement position with respect to can be prevented. Further, the plurality of uneven portions 35 provided on the protector 23 of the holding member 5 is set to be larger than the plurality of uneven portions 33 provided on the fixing member 9. For this reason, for example, even when the vehicle side fixing portion is located at the upper limit or the lower limit position within the range of the dimensional tolerance, the fixing member 9 is engaged with the holding member 5 even if it is located. The number of the concavo-convex portions 33 that are engaged is greater than that of the concavo-convex portion 33 that is not present, and the holding of the fixing member 9 to the holding member 5 can be stabilized. The fixing member 9 that can change the arrangement position with respect to the holding member 5 by the engaging portion 7 is locked by the locking member 11 at a desired arrangement position.

  The locking member 11 is formed in a U-shaped cross-section opposite to the fixing member 9, and is assembled to the protector 23 of the holding member 5 from the side surface opposite to the fixing member 9. 9 is locked. The locking portion 13 includes a locking projection 37 provided on the upper and lower surfaces of the fixing member 9 and a locking recess 39 provided on the upper and lower surfaces of the locking member 11 and to which the locking projection 37 is locked. . By locking the locking member 11 to the fixing member 9 through the locking portion 13, the fixing member 9 is prevented from falling off the holding member 5, and the arrangement position of the fixing member 9 with respect to the holding member 5 is ensured. Can be held. Whether or not the locking portion 13 between the locking member 11 and the fixing member 9 can be locked is determined by whether or not the protruding portion 15 is inserted into the insertion recess 17.

  The protruding portion 15 protrudes toward the locking member 11 side on the side surface of the holding member 5 on the side where the locking member 11 of the protector 23 is assembled. When the projection 15 can be inserted into the insertion recess 17 of the locking member 11, the locking portion 13 can be locked. When the projection 15 cannot be inserted into the insertion recess 17, the locking portion 13 cannot be locked. To do.

  The insertion recess 17 is formed in a long hole shape and is a hole that penetrates the locking member 11 in the thickness direction. The insertion recess 17 is formed larger in the direction of changing the arrangement position of the fixing member 9 relative to the holding member 5 than the protrusion 15. Here, in general, a plurality of vehicle side fixing portions are provided at equal intervals in the vehicle in order to maintain the state in which the electric wires 3 are routed to the vehicle. A plurality of electric wires 3 are provided on the electric wires 3 in accordance with the vehicle side fixing portions. The holding member 5 and the fixing member 9 are assembled. For this reason, the range of the long hole of the insertion recessed part 17 is a range in which the projection part 15 can be inserted within the dimensional tolerance to the adjacent vehicle side fixing part.

  When the protrusion 15 can be inserted into such an insertion recess 17, as shown in FIG. 2, the locking part 13 can be locked and the fixing member 9 can be locked to the holding member 5. In this case, the fixing portion 31 of the fixing member 9 is within the dimensional tolerance to the adjacent vehicle-side fixing portion, and the fixing portion 31 of the fixing member 9 can be fixed to the vehicle-side fixing portion.

  On the other hand, when the projection 15 cannot be inserted into the insertion recess 17, the locking projection 37 and the locking recess 39 cannot be locked in the locking portion 13 as shown in FIG. 3. In this case, the fixing portion 31 of the fixing member 9 is outside the dimensional tolerance to the adjacent vehicle-side fixing portion, and the fixing portion 31 of the fixing member 9 cannot be fixed to the vehicle-side fixing portion.

  Whether or not the protrusion 15 can be inserted into the insertion recess 17 determines whether or not the fixing portion 31 of the fixing member 9 can be fixed to the vehicle-side fixing portion before the fixing member 9 is fixed to the vehicle side. can do. For this reason, when fixing the fixing member 9 to the vehicle side, it is not necessary to change the arrangement position of the fixing member 9 with respect to the holding member 5, and the assembling property can be improved. In addition, when the fixing member 9 is fixed to the vehicle side, an excessive force such as pulling or bending is not applied to the electric wire 3.

  The mounting method of the fixing member 9 to the holding member 5 in the locking structure 1 for the electric wire fixing member configured as described above is as follows. First, the position of the vehicle-side fixing portion is confirmed, and the desired arrangement position with respect to the holding member 5 is obtained. The fixing member 9 is disposed. Next, the fixing member 9 is inserted from one side surface of the holding member 5 while engaging the plurality of concave and convex portions 33 and 35 of the fixing member 9 and the holding member 5. Next, the locking member 11 is inserted from the other side of the holding member 5, and it is confirmed whether or not the protrusion 15 of the holding member 5 can be inserted into the insertion recess 17 of the locking member 11. In addition, since the insertion recessed part 17 is a hole part which penetrates the latching member 11, confirmation of the propriety of this insertion can be performed visually. When the protrusion 15 can be inserted into the insertion recess 17, the locking portion 13 is locked and the fixing member 9 is held by the holding member 5 via the locking member 11. If the projection 15 cannot be inserted into the insertion recess 17, the arrangement position of the fixing member 9 with respect to the holding member 5 is changed so that the projection 15 can be inserted into the insertion recess 17, and the locking portion 13 is locked. Thus, the fixing member 9 is held by the holding member 5 via the locking member 11.

  In such a wire fixing member locking structure 1, the fixing member 9 is locked to the locking member 11 via the locking portion 13 on the outer peripheral side of the holding member 5 and is held by the holding member 5. The locking member 11 can prevent the fixing member 9 from falling off the holding member 5.

  Further, the holding member 5 is provided with a protruding portion 15 protruding toward the locking member 11, and the locking member 11 protrudes at a normal position with respect to the holding member 5 that can be fixed to the vehicle. An insertion recess 17 is provided in which the portion 15 is inserted and the locking portion 13 can be locked.

  For this reason, when the fixing member 9 is displaced from the vehicle side fixing portion and engaged with the holding member 5, the locking member 11 cannot lock the fixing member 9, and the fixing member 9 is Before fixing to the vehicle, it is possible to detect a positional shift of the fixing member 9 with respect to the holding member 5.

  Therefore, in such a locking structure 1 for the fixing member for electric wires, the fixing member 9 can be disposed at the normal position with respect to the holding member 5 by the protrusion 15 and the insertion recess 17, and the assembling property is improved. be able to.

  In addition, since the insertion recess 17 is formed larger in the direction of changing the arrangement position of the fixing member 9 with respect to the holding member 5 than the protrusion 15, even if there is a manufacturing tolerance or a dimensional tolerance in the vehicle-side fixing portion, the protrusion 15 can be inserted into the insertion recess 17, and tolerances related to fixing of the fixing member 9 and the vehicle can be absorbed.

  Furthermore, since the insertion recess 17 is a hole formed so as to penetrate the locking member 11, it can be visually confirmed whether or not the projection 15 has been inserted into the insertion recess 17. The visibility of the arrangement position of the fixing member 9 can be improved.

  In addition, in the locking structure of the fixing member for electric wires according to the embodiment of the present invention, the fixing portion of the fixing member is a bracket that is inserted into the insertion groove that is the vehicle side fixing portion. The fixing portion may be a clip portion that is fixed to a clip fixing hole that is a vehicle side fixing portion, a bolt fastening portion that is bolted together to a bolt fastening hole that is a vehicle side fixing portion, and the like. As long as it is fixed to the fixed vehicle-side fixing portion, the fixing portion may have any form.

  The insertion recess is a hole formed through the locking member. However, the present invention is not limited to this, and the locking portion can be locked when the projection is inserted into the insertion recess. The shape of the insertion recess may be any shape as long as the locking portion cannot be locked in a state where the insertion recess cannot be inserted into the insertion recess.

DESCRIPTION OF SYMBOLS 1 ... Locking structure of the fixing member for electric wires 3 ... Electric wire 5 ... Holding member 7 ... Engagement part 9 ... Fixing member 11 ... Locking member 13 ... Locking part 15 ... Projection part 17 ... Insertion recessed part

Claims (3)

An electric wire routed in the vehicle, a holding member that holds the electric wire, and a fixing member that is engaged with the holding member and fixed to the vehicle via an engaging portion that can change an arrangement position with respect to the holding member; An electric wire fixing member locking structure comprising:
The fixing member is locked to the locking member on the outer peripheral side of the holding member via the locking portion and is held by the holding member,
The holding member is provided with a protruding portion that protrudes toward the locking member, and the locking member has the protruding portion at a normal position with respect to the holding member that can fix the fixing member to the vehicle. The wire fixing member locking structure is provided with an insertion recess that allows the locking portion to be locked. A locking structure for a wire fixing member according to claim 1,
The locking structure for a wire fixing member, wherein the insertion recess is formed larger in the direction of changing the position of the fixing member relative to the holding member than the protrusion. A locking structure for a wire fixing member according to claim 1 or 2,
The locking structure for an electric wire fixing member, wherein the insertion recess is a hole formed through the locking member.

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