JP2005137133A - Securing structure of wiring protection member - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide the securing structure of a wiring protection member capable of reducing the man-hour of securing work. <P>SOLUTION: An earth terminal 22 has a contact part 22a being clamped in contact with a body panel P by means of a bolt B. A connecting part 22b and a flange part 22c extending from the contact part 22a and clamping a piece 14a to be secured between them and the body panel P are also provided. A piece 14a to be secured 14a of a harness protector 10 made of a flexible material is clamped between the connecting part 22b and the flange part 22c and the body panel P. Furthermore, a piece 14 to be secured is provided with an opening 14a and the contact part 22a is arranged therein. Furthermore, the harness protector 10 has a locate pin 12c being inserted into a locate hole Pb provided in the body panel P. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a structure for fixing a wiring protection member that accommodates and protects wiring arranged near a vehicle body panel or the like.

  2. Description of the Related Art Conventionally, a wire harness protective protector fixing structure as shown in FIG. 4 or 5 is known (see, for example, Patent Document 1).

  This protective protector is provided mainly for protecting the wire harness W routed in the vehicle body panel P and stabilizing the routing position of the wire harness W.

  The protective protector 1 shown in FIG. 4 includes a case 2 having an open upper surface and a U-shaped cross section, and a lid portion 3 that covers the upper surface of the case 2.

  And in the protector 1 for protection, the wire harness W is arrange | positioned in the case 2, and the wire harness W can be accommodated in the protector 1 for protection by attaching the cover part 3 to this case 2. FIG. .

  The protective protector 1 has fixed pieces 3 a and 3 a that are integrally formed with the lid 3. The fixed piece 3a extends in a direction along the vehicle body panel P, and a bolt insertion hole 3b is provided at the center thereof. And the to-be-fixed piece 3a is clamped by the vehicle body panel P with the volt | bolt 5, and the protector 1 for protection is fixed to the vehicle body panel P by this.

  The protective protector 1 is provided with a connector housing 4 that is integrally formed with the lid 3.

  In the connector housing 4, a plurality of joint bus bars 4a, 4a,... Are provided. The connector housing 4 can be fitted with the connector 6.

  In this protective protector 1, the lid portion 3 is formed of a highly conductive resin, and the connector housing 4, the joint bus bar 4a, and the fixed piece 3a are integrally formed on the lid portion 3, whereby the connector 6 and the vehicle body panel are formed. Electric conduction with P is intended.

  Further, predetermined ground wires W1, W1,... Are connected to the connector 6. Then, when this connector 6 is connected to the connector housing 4, the ground wire W1 is electrically connected to the vehicle body panel P through the joint bus bar 4a, the connector housing 4, the lid portion 3, and the fixed piece 3a, The earth wire W1 can be grounded (body earth).

  However, this protective protector 1 has a problem that it is necessary to provide the connector housing 4 and the manufacturing cost increases. Further, there is a problem that the vehicle weight increases by providing the connector housing 4 and the connector 6.

  For this reason, as shown in FIG. 5, a fixing structure for the protective protector 8 that is individually fixed to the ground terminal 9 is also generally used.

  The lid 3 of the protective protector 8 is made of generally used insulating and flexible resin, and the fixed piece 3a for fixing to the vehicle body panel P is also made of flexible resin. . And the to-be-fixed piece 3a is clamped by the vehicle body panel P with the volt | bolt 5, and, thereby, the protector 8 for protection is fixed to the vehicle body panel P.

On the other hand, the ground wire W <b> 1 is crimped to the ring-shaped ground terminal 9. Then, the ground terminal 9 is fixed to the vehicle body panel P by the bolt 5, whereby the ground wire W <b> 1 is grounded to the vehicle body panel P.
JP 2002-010438 A (page 5-7, FIGS. 1 and 9)

  However, in the case of fixing separately from the ground terminal 9 like the fixing structure of the protective protector 8, there is a problem that the number of work steps for fixing is large and the manufacturing cost is increased.

  For this reason, it may be possible to reduce the work man-hour by so-called co-tightening, in which the ground terminal 9 and the fixed piece 3a are fixed with one bolt 5, but there is a possibility that the bolt 5 may be loosened. That is, when the fixed piece 3a is fixed together, there is a problem that the fixed piece 3a has flexibility, so that the bolt 5 is more easily loosened due to the influence of vibration or the like.

  The present invention has been made to solve such a problem, and wiring that can reduce the number of fixing work steps together with the fixing work of the ground terminal without increasing the manufacturing cost of the wiring protection member. It aims at providing the fixing structure of a protection member.

  In order to solve the above-mentioned problem, the invention according to claim 1 is a contact that is fixed to a fixed object and that is held in contact with the fixed object by a wiring protection member that accommodates and protects the wiring and a screw member. A wiring protection member fixing structure in which the wiring protection member is made of a flexible material, and the wiring protection member protrudes along the surface of the fixing object. A fixing structure for a wiring protection member, wherein a fixing piece is provided, and an extending portion is provided on the grounding terminal so as to extend from the contact portion and sandwich the fixed piece with the fixing object. is there.

  According to the first aspect of the present invention, the wiring protection member is provided with a fixed piece that protrudes along the surface of the fixed object, and extends from the contact portion to the ground terminal. Since the extending portion for sandwiching the fixed piece with the fixed object is provided, if the ground terminal is fixed, the fixed piece is sandwiched between the extending portion and the fixed object, The wiring protection member can be fixed.

  For this reason, the screwing operation | work of the said screw member can be reduced and the work man-hour concerning fixation can be reduced.

  Moreover, since the flexible piece to be fixed is sandwiched by the extending portion without being sandwiched by the contact portion, it is possible to prevent loosening of the screw member to which the contact portion is fixed.

  The invention described in claim 2 is the wiring protection member fixing structure according to claim 1, wherein an opening is provided in the fixed piece, and the contact portion is disposed in the opening. is there.

  According to a second aspect of the present invention configured as described above, an opening is provided in the fixed piece, and the contact portion is disposed in the opening. Therefore, when the contact portion is fixed by the screw member, The movement of the fixing piece is restricted, and the wiring protection member can be easily fixed.

  According to a third aspect of the present invention, in the wiring protection according to the first or second aspect, one of the extending portions is a connection portion for connecting a ground wire to the ground terminal. This is a member fixing structure.

  In the thing of Claim 3 comprised in this way, since one of the said extension parts is a connection part for connecting a ground wire to the said earthing terminal, the said fixed object is utilized using this connection part. The fixed piece can be held between the two.

  The invention described in claim 4 is characterized in that the wiring protection member has a locating pin inserted into a locating hole provided in the fixed object. It is a fixation structure of the wiring protection member of description.

  In the structure according to claim 4 configured as described above, since the wiring protection member has a locate pin inserted into a locate hole provided in the fixed object, the locate pin is inserted into the locate hole and positioned. The wiring protection member can be more easily fixed.

  According to the first aspect of the present invention, a fixed piece that protrudes along the surface of the fixed object is provided on the wiring protection member, and the fixed piece is extended from the contact portion to the ground terminal. Since the extending portion is provided to be sandwiched between the fixed object and the ground terminal is fixed, the fixed piece is sandwiched between the extending portion and the fixed object, and the wiring protection member Can be fixed.

  For this reason, the screwing operation | work of the said screw member can be reduced and the work man-hour concerning fixation can be reduced.

  Moreover, since the flexible piece to be fixed is sandwiched by the extending portion without being sandwiched by the contact portion, it is possible to prevent loosening of the screw member to which the contact portion is fixed.

  According to a second aspect of the present invention, an opening is provided in the fixed piece, and the contact portion is disposed in the opening. Therefore, the fixed portion is fixed when the contact portion is fixed by the screw member. The movement of the piece is restricted, and the wiring protection member can be easily fixed.

  According to the invention described in claim 3, since one of the extending portions is a connection portion for connecting a ground wire to the ground terminal, the connection object is used to connect the fixed object. The fixed piece can be held between the two.

  According to the invention described in claim 4, since the wiring protection member has a locating pin inserted into a locating hole provided in the fixed object, the locating pin is inserted into the locating hole for positioning. The wiring protection member can be fixed more easily.

  EMBODIMENT OF THE INVENTION The form for implementing this invention is demonstrated based on an Example. The wiring protection member fixing structure of the present invention can fix the wiring protection member together with the fixing operation of the ground terminal, and can reduce the number of fixing work steps.

  An embodiment of the present invention will be described with reference to FIGS.

  As shown in FIG. 1, a harness protector (wiring protection member) 10 accommodates a wire harness bundle W that is routed on a vehicle body panel (fixed object) P such as a steering member. Protects a plurality of wire harnesses (wirings) Wa, Wa,... And regulates the routing route.

  The harness protector 10 is made of a flexible resin (flexible material), and is provided for fixing the harness housing part 12 for housing the wire harness bundle W and the harness housing part 12 to the vehicle body panel P. A fixed piece 14.

  The harness accommodating portion 12 includes a pair of side walls 12a and 12a and a bottom wall 12b provided between the side walls 12a and 12a, and has a long and narrow groove shape having a substantially U-shaped cross section.

  Further, the bottom wall 12b has a locating pin 12c standing upright substantially perpendicular to the bottom wall 12b. The locate pin 12c has an elongated column shape, and its tip is formed in a hemispherical shape.

  The fixed piece 14 is provided on the side wall 12a and has a thin plate shape that protrudes along the surface P1 of the vehicle body panel P. Further, a circular opening 14 a is provided at the center of the fixed piece 14.

  Moreover, the harness protector 10 is integrally molded. That is, the to-be-fixed piece 14, the locate pin 12c, and the harness accommodating part 12 are shape | molded integrally, and the reduction of the manufacturing cost of the harness protector 10 is achieved by this.

  Moreover, the vehicle body panel P has a function as a body ground, and can be grounded by being electrically connected to the ground wire 20.

  As shown in FIG. 2, the ground wire 20 has a plurality of metal wires 20a, 20a,... And a covering portion 20b made of an insulating material and covering the metal wire 20a.

  The ground wire 20 is connected to a ground terminal 22. The ground terminal 22 is made of a conductive material such as metal, and includes a contact portion 22a having an insertion hole 22d at the center, a connection portion (extended portion) 22b for connecting to the ground wire 20, and a contact portion 22a. And a flange portion (extension portion) 22c extending in a direction away from the connection portion 22b.

  The contact part 22 has a thin annular shape, and its outer diameter is smaller than the inner diameter of the opening part 14a, so that it can be arranged in the opening part 14a.

  The connecting portion 22b extends from the contact portion 22a, and a first locking claw 22e that locks the covering portion 20b of the ground wire 20 and a second that locks the metal wire 20a of the ground wire 20 exposed from the tip. Locking claws 22f.

  Moreover, the connection part 22b and the flange part 22c are integrally formed with the contact part 22a. Further, the ground terminal 22 has a substantially hat-shaped cross section, and the connection portion 22b and the flange portion 22c form a predetermined gap with the vehicle body panel P when the contact portion 22a is brought into contact with the vehicle body panel P. It has become. This gap is set to be slightly smaller than the thickness of the fixed piece 14 so that the fixed piece 14 can be sandwiched.

  The vehicle body panel P is provided with a through hole Pa. On the back surface P2 of the vehicle body panel P, a fixing nut N that is screwed with a bolt (screw member) B is provided concentrically with the through hole Pa.

  The ground terminal 22 is fixed to the vehicle body panel P by bolts B. Specifically, the bolt B is screwed to the fixing nut N, and thereby the contact portion 22a is clamped by the bolt B via the washer B1. Further, in the present embodiment, the contact portion 22a is disposed in the opening portion 14a, whereby the fixed piece 14 is sandwiched between the connection portion 22b and the flange portion 22c and the vehicle body panel P.

  As shown in FIG. 1, the vehicle body panel P has a locate hole Pb through which the locate pin 12c can be inserted. The locate hole Pb is provided at a position where the opening 14a and the through hole Pa can be matched when the locate pin 12c is inserted.

  Next, the effect which the fixing structure of the harness protector 10 which has such a structure has is demonstrated.

  First, when the harness protector 10 is fixed to the vehicle body panel P, the locate pin 12c is inserted into the locate hole Pb. In this way, since the locate hole Pb is provided at a position where the opening 14a and the through hole Pa can be matched when the locate pin 12c is inserted, positioning of the harness protector 10 can be performed. Easy.

  And the contact part 22a is arrange | positioned in the opening part 14a. If it does in this way, when the contact part 22a is fixed with the volt | bolt B, the movement of the to-be-fixed piece 14 is controlled, and the harness protector 10 can be fixed easily.

  In this state, the ground terminal 22 is fixed to the vehicle body panel P by the bolt B. That is, by screwing the bolt B, the contact portion 22a is held in contact with the vehicle body panel P via the washer B1. If it does in this way, the connection part 22b and the flange part 22c will clamp the to-be-fixed piece 14 between the vehicle body panels P, and, thereby, the to-be-fixed piece 14 will be fixed to the vehicle body panel P. That is, in the fixing structure of the harness protector 10, if the contact portion 22a is arranged in the opening portion 14a and the ground terminal 22 is fixed with the bolt B, the ground terminal 22 can be brought into contact with the vehicle body panel P and grounded. The harness protector 10 can be fixed by holding the fixed piece 14 between the vehicle body panels P. Therefore, the work man-hour for screwing the bolt B can be reduced as compared with the case where the fixed piece 14 and the ground terminal 22 are individually fixed to the vehicle body panel P.

  Moreover, even if the fixed piece 14 and the ground terminal 22 are fixed by one bolt B in this way, the fixing structure of the harness protector 10 does not involve the fixed piece 14 made of a flexible material, and the contact portion 22a. Can be fixed by being sandwiched between the bolt B and the vehicle body panel P. Therefore, the slack of the bolt B based on the flexibility of the fixed piece 14 can be reduced, and it is particularly suitable for use in an environment in which vibration such as a vehicle occurs.

  Moreover, in the fixing structure of the harness protector 10 of the present embodiment, the extending portion that sandwiches the fixed piece 14 with the vehicle body panel P is constituted by the connecting portion 22b. That is, since the connecting portion 22b that is indispensable for connecting the ground wire 20 to the ground terminal 22 is used and the fixed piece 14 is sandwiched between the vehicle body panels P, it is possible to reduce a separately provided extending portion. .

  Thus, the fixing structure of the wiring protection member of the present invention is fixed to the vehicle body panel P by the harness protector 10 that is fixed to the vehicle body panel P and accommodates and protects the wire harness bundle W (that is, the wire harness Wa) and the bolt B. And a ground terminal 22 having a contact portion 22a sandwiched in a contact state.

  The harness protector 10 is made of a flexible material, and is provided with a fixed piece 14a that protrudes along the surface P1 of the vehicle body panel P.

  And since the connection part 22b and the flange part 22c which were extended from the contact part 22a and clamped the to-be-fixed piece 14a between the vehicle body panels P were provided in the earth terminal 22, if the earth terminal 22 is fixed, the connection part 22b and The harness protector 10 can be fixed by sandwiching the fixed piece 14a between the flange portion 22c and the vehicle body panel P.

  For this reason, it is possible to reduce the screwing work of the bolt B and reduce the work man-hours related to the fixing, thereby reducing the manufacturing cost.

  In addition, since the flexible fixed piece 14a is not clamped by the contact portion 22a but is clamped by the connecting portion 22b and the flange portion 22c, it is possible to prevent loosening of the bolt B to which the contact portion 22a is fixed.

  Moreover, since the opening part 14a was provided in the to-be-fixed piece 14, and the contact part 22a was arrange | positioned to the opening part 14a, when fixing the contact part 22a with the volt | bolt B, the movement of the to-be-fixed piece 14 is controlled and the harness protector 10 is made easy. Can be fixed to.

  Furthermore, since one of the extending portions for sandwiching the fixed piece 14a with the vehicle body panel P is constituted by the connecting portion 22a for connecting the ground wire 20 to the ground terminal 22, the connecting portion 22a is used. The fixed piece 14a can be held between the vehicle body panel P and the vehicle body panel P.

  And since the harness protector 10 has the locate pin 12c which penetrates the locate hole Pb provided in the vehicle body panel P, the locate pin 12c can be inserted and positioned through the locate hole Pb, and the harness protector 10 can be fixed more easily. Can be.

  As mentioned above, although the fixing structure of the wiring protection member of the present invention has been described by the embodiment, the specific configuration is not limited to this embodiment, and even if there is a design change within a scope not departing from the gist of the present invention. Included in the invention.

  For example, as shown in FIG. 3, the extending portion that sandwiches the fixed piece 14a with the vehicle body panel P may be configured with only the connecting portion 22a for connecting the ground wire 20 to the ground terminal 22 ′. good.

  Even in this case, the fixed piece 14a can be sandwiched between the vehicle body panel P using the connecting portion 22a. And the separate flange part 22c can be abbreviate | omitted, Furthermore, the opening part 14a of the to-be-fixed piece 14 can also be abbreviate | omitted.

  In addition, the fixing structure of the present invention does not have to be used at all locations of the fixed piece of the wiring protection member, and is used at a desired location when there is a ground terminal that needs to be grounded to the fixed object. can do.

  Further, the shape of the locate pin is not necessarily limited to a cylindrical shape. For example, if the locating pin is formed in a prismatic shape and is non-rotatably fitted to the locating hole, the wiring protection member can be positioned more easily, and the number of work steps for fixing can be reduced.

  Furthermore, in the said Example, although the wiring protection member is being fixed to the vehicle body panel, a fixed target object can be fixed to the desired fixed target object which requires a wiring protective member not only a vehicle body panel.

It is a disassembled perspective view of the fixing structure of the wiring protection member which concerns on one Example of this invention. It is sectional drawing of the fixing structure of the wiring protection member which concerns on one Example of this invention. It is sectional drawing of the fixing structure of the wiring protection member which concerns on the modification of this invention. It is the perspective view which showed an example of the fixation structure of the conventional wiring protection member. It is the perspective view which showed the other example of the fixation structure of the conventional wiring protection member.

Explanation of symbols

10 Harness protector (wiring protection member)
12c Locate pin 14 Fixed piece 14a Opening portion 20 Ground wire 22 Grounding terminal 22a Contact portion 22b Connection portion (extension portion)
22c Flange part (extension part)
Wa wire harness (wiring)
P Body panel (fixed object)
P1 Surface Pb Locate hole B Bolt (screw member)

Claims (4)

A wiring protection member that is fixed to a fixed object and accommodates and protects the wiring;
A grounding terminal having a contact portion that is held in contact with the fixed object by a screw member, and the wiring protection member is a structure for fixing a wiring protection member made of a flexible material,
In the wiring protection member, a fixed piece that protrudes along the surface of the fixed object is provided,
A fixing structure for a wiring protection member, wherein the ground terminal is provided with an extending portion that extends from the contact portion and sandwiches the fixed piece with the object to be fixed.   The structure for fixing a wiring protection member according to claim 1, wherein an opening is provided in the fixed piece, and the contact portion is disposed in the opening.   The wiring protection member fixing structure according to claim 1, wherein one of the extending portions is a connection portion for connecting a ground wire to the ground terminal. The wiring protection member fixing structure according to any one of claims 1 to 3, wherein the wiring protection member has a locating pin that is inserted into a locating hole provided in the fixing object.

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