JP2015067077A - Assembly structure of plate-like member and vehicle door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an assembly structure of plate-like members which securely assembles a pair of plate-like members and enables the assembly to be disassembled and reassembled.SOLUTION: A projection part 31 of a door trim 3 is inserted into an insertion hole 44 formed in a wire harness arrangement body 4 and is thermally deformed to allow the wire harness arrangement body 4 to be securely assembled to the door trim 3. A thermally deformed protruding part 311A is removed from the door trim 3 by a rupture part 312 to disassemble the door trim 3 and the wire harness arrangement body 4. A separated engagement pin 5 is engaged with an engagement part 32 to assemble the wire harness arrangement body 4B to the door trim 3.

Description

  The present invention relates to an assembly structure for a plate-like member for assembling a second plate-like member to a first plate-like member, and a vehicle door provided with the assembly structure for the plate-like member.

  Conventionally, a vehicle door in which a wire harness wiring body formed in a plate shape is assembled to a door trim by an engagement pin has been proposed (for example, see Patent Document 1). In the vehicle door described in Patent Document 1, an engagement portion that engages with the engagement pin is formed in the door trim, and an insertion hole through which the engagement pin is inserted is formed in the wire harness wiring body. The engagement pin is inserted into the insertion hole and engaged with the engagement portion, and the wire harness wiring body is assembled to the door trim.

JP 2005-329838 A

  However, in the vehicle door described in Patent Document 1, when the wire harness wiring body and the wire harness inside the wire harness are replaced or repaired, when the engagement between the engagement pin and the engagement portion is to be released, There is a possibility that the engaging pin and the engaging portion are damaged and cannot be reassembled. On the other hand, if the engagement between the engagement pin and the engagement portion is easily released, the force for fixing the wire harness wiring body and the door trim becomes weak, and the engagement pin is unintentionally detached due to vibration or impact. The inconvenience that it ends up is considered.

  The objective of this invention is providing the assembly | attachment structure of a plate-shaped member and a vehicle door which cancel | release assembly | attachment and can be assembled | attached again, assembling a pair of plate-shaped members reliably.

  The assembly structure of the plate member according to the present invention is an assembly structure of a plate member that assembles the second plate member to the first plate member, and the first plate member has a thickness of the second plate member. A projecting portion that has a projecting dimension larger than the height dimension and that can be thermally deformed, and an engaging portion that can be engaged with a separate engaging pin. An insertion hole is formed through which the protrusion is inserted, and the protrusion includes a protrusion protruding from the insertion hole, and a breakable portion capable of removing the protrusion from the first plate member by breaking. The protrusion is inserted into the insertion hole and thermally deformed so that the outer diameter of the protrusion is larger than the inner diameter of the insertion hole. A member is assembled, the fracture portion is broken, and the protruding portion is removed from the first plate-like member. Thus, the second plate-like member can be removed from the first plate-like member, and the second plate-like member is engaged with the first plate-like member by engaging the engagement pin with the engagement portion. A member or another second plate-like member is configured to be assembled.

  According to the present invention as described above, the second plate member can be reliably assembled to the first plate member by thermally deforming the protruding portion. Furthermore, since the protruding portion is provided so as to be removable from the first plate-like member by the fracture portion, the assembly of the plate-like members can be released, and a separate engaging pin is engaged with the engaging portion. By doing so, the plate-like members can be assembled again.

  At this time, in the plate-like member assembling structure of the present invention, it is preferable that the engaging portion is formed at a position different from the protruding portion. According to such a configuration, since the engaging portion is formed at a position different from the protruding portion, the shape of the protruding portion can be simplified, and irregularities are formed in the fracture portion after the protruding portion is removed. Even if it is done, the engaging portion and the engaging pin can be reliably engaged.

  Furthermore, in the assembly structure of the plate-shaped member of this invention, it is preferable that the said engaging part is formed in the vicinity of the said fracture | rupture part, and is provided so that it can engage with the said engaging pin after the removal of the said protrusion part. According to such a configuration, the engaging portion is formed in the vicinity of the fracture portion, i.e., the engaging portion and the protruding portion are formed at substantially the same position. There is no need to form an insertion hole for the engaging pin, the configuration of the second plate-like member can be simplified, and the same second plate-like member can be reused or the second plate assembled first. The shape of the second plate-like member to be reassembled can be made common.

  Moreover, in the assembly structure of the plate-like member of the present invention, the second plate-like member has an operation portion for operating the protrusion from between the second plate-like member and the heat-deformed protrusion. Preferably it is formed.

  According to such a configuration, since the operation portion is formed on the second plate-shaped member, the breakage portion can be easily broken by operating the projection portion, and the force required for the breakage is increased. Thus, the broken portion can be prevented from being unintentionally broken due to an external impact or the like. The operation unit may be, for example, a concave part into which a finger or a jig can be inserted between the second plate-like member and the protruding part, or a cut is made in the elastically deformable second plate-like member. The structure which can be inserted and a finger, a jig | tool, etc. may be inserted by elastically deforming the 2nd plate-shaped member and forming a clearance gap between protrusions.

  On the other hand, the vehicle door of the present invention is a vehicle door having a plate-like member assembly structure, wherein the first plate-like member is a door trim attached to a door panel, and the second plate-like member is It is a wire harness arrangement body assembled to the door trim. According to the present invention as described above, the wire harness wiring body that is the second plate member can be reliably assembled to the door trim that is the first plate member, as described above, and the assembly is released and the wire harness is released. It can be reassembled after replacing or repairing the routing body and the wiring harness inside it.

  According to the assembly structure of the plate-shaped member and the vehicle door of the present invention as described above, a pair of plate-shaped members is obtained by providing the projecting portion with the fracture portion and forming the engaging portion on the first plate-shaped member. It is possible to securely assemble the members of each other and to release the assembly and reassemble

1 is a perspective view showing a vehicle door according to an embodiment of the present invention. It is sectional drawing which shows a mode that a door trim and a wire harness wiring body are assembled | attached in the said vehicle door. It is sectional drawing which shows a mode that the assembly | attachment of the said door trim and the said wire harness wiring body is cancelled | released and it reassembles. It is sectional drawing which shows a mode that a door trim and a wire harness wiring body are assembled | attached in the vehicle door which concerns on the modification of this invention, assembly | attachment is cancelled | released, and it reassembles.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. As shown in FIG. 1, the vehicle door 1 of the present embodiment includes a door panel 2 that is a main body of the vehicle door 1, a door trim 3 as a first plate member attached to the door panel 2 from the inside of the vehicle, and a door trim 3. A wire harness wiring body 4 as a second plate member to be assembled to the door, and the door trim 3 and the wire harness wiring body 4 are fixed to each other by a plate-shaped member assembly structure described below. Yes.

  The door panel 2 includes a plurality of drive devices (not shown) that drive a power window, a lock portion for the vehicle body, a speaker, and the like.

  The door trim 3 includes a heat-deformable resin main body provided with a plurality of operation units. By operating the operation unit, the wire harness 43 of the wire harness wiring body 4 can be used as a drive device for the door panel 2. Supply power or send signals. Further, as shown in FIG. 2A, the door trim 3 is inserted into an insertion hole 44 of the wire harness wiring body 4 to be described later, and has a protruding dimension larger than the thickness dimension of the wire harness wiring body 4. The protrusion part 31 which has this, and the engaging part 32 engaged with the engaging pin 5 mentioned later are formed in the mutually different position. The protrusion 31 is formed with a protrusion 311 protruding from the insertion hole 44 of the wire harness wiring body 4 and a breaking portion 312 having a smaller diameter than the protrusion 311, and the breaking portion 312 is broken by an external force. Thus, the protruding portion 311 is formed to be removable.

  The wire harness wiring body 4 includes a first sound absorbing member 41, a second sound absorbing member 42, and a wire harness 43, and is wired by the first sound absorbing member 41 inside the vehicle and the second sound absorbing member 42 outside the vehicle. The harness 43 is clamped. Further, the sound absorbing members 41 and 42 are formed with an insertion hole 44 substantially coaxially, and the protrusion 31 of the door trim 3 is inserted into the insertion hole 44 and thermally deformed as will be described later. The body 4 and the door trim 3 are assembled. Furthermore, the sound absorbing members 41 and 42 are formed to be elastically deformable, and the second sound absorbing member 42 is formed with a notch 421 as an operation portion.

  The sound absorbing members 41 and 42 are open-cell foams such as polyethylene and polyurethane foamed at an appropriate foaming rate, closed foams such as polyethylene, polypropylene, polystyrene, and elastomer, films such as vinyl chloride and polyethylene, or polypropylene fibers, It is composed of a non-woven fabric of polyester fiber and has not only sound absorption but also a heat insulation function. Further, the first sound absorbing member 41 and the second sound absorbing member 42 may be made of the same material, or may be made of different materials, and each of the sound absorbing members 41, 42 is made up of a plurality of layers. It may be.

  Next, a method of assembling the wire harness wiring body 4 to the door trim 3 by engaging the protrusion 31 and the insertion hole 44 will be described with reference to FIG. The subsequent operations are performed on all the protrusions 31 and the insertion holes 44.

  First, as shown in FIG. 2A, the protrusion 31 is inserted into the insertion hole 44. Next, by heating and softening the vicinity of the protrusion 311 and pressing downward in FIG. 2, the protrusion 311 is thermally deformed as shown in FIG. 2B, and is more thermally deformed than the inner diameter of the insertion hole 44. The outer diameter of the protruding portion 311A is increased. The wire harness wiring body 4 is assembled to the door trim 3 by bringing the protruding portion 311 </ b> A that has been thermally deformed into close contact with the wire harness wiring body 4.

  Next, a method of releasing the assembly of the door trim 3 and the wire harness wiring body 4 and mounting another wire harness wiring body 4B to the door trim 3 will be described with reference to FIG. First, the second sound absorbing member 42 is pushed downward in FIG. 3 in the vicinity of the notch 421 to be elastically deformed, thereby creating a gap with the protruding portion 311A as shown in FIG. Next, by inserting an appropriate jig (not shown) into the gap and prying, the fractured portion 312 is broken and the protruding portion 311A is removed from the door trim 3 as shown in FIG. By disengaging the protrusion 31 from the insertion hole 44, the assembly of the door trim 3 and the wire harness wiring body 4 is released, and the wire harness wiring body 4 is removed from the door trim 3.

  Further, as shown in FIG. 3C, another wire harness wiring body 4 </ b> B is overlaid on the door trim 3. Here, an insertion hole 44B is formed at a position corresponding to the engaging portion 32 in the wire harness wiring body 4B. Next, as shown in FIG. 3D, a separate engagement pin 5 having a head having a larger diameter than the insertion hole 44B is inserted into the insertion hole 44B and engaged with the engagement portion 32. The wire harness wiring body 4B is assembled to the door trim 3. At this time, the engaging pin 5 may be press-fitted into the engaging portion 32, and the engaging pin 5 having a screw-like tip and the threaded engaging portion 32 are screwed together. Also good.

  According to this embodiment, there are the following effects. That is, the door trim 3 and the wire harness wiring body 4 can be reliably assembled by thermally deforming the protrusion 31 inserted through the insertion hole 44. Furthermore, the protrusion 311A which is thermally deformed is provided so as to be removable from the door trim 3 by the fractured portion 312. Therefore, the assembly of the door trim 3 and the wire harness wiring body 4 can be released, and a separate engagement can be achieved. The wire harness wiring body 4 </ b> B can be assembled to the door trim 3 by engaging the joint pin 5 with the engaging portion 32.

  Further, since the engaging portion 32 is formed at a position different from the protruding portion 31, the shape of the protruding portion 31 can be simplified, and irregularities are formed in the vicinity of the broken portion 312 after the removal of the protruding portion 311A. Even if it is done, the engaging part 32 and the engaging pin 5 can be reliably engaged.

  Furthermore, since the notch 421 is formed in the elastically deformable second sound absorbing member 42, the protruding portion 311A can be easily operated with a jig, and the breaking portion 312 can be easily broken. In addition, the diameter of the breakage portion 312 can be set as appropriate, and the breakage portion 312 can be prevented from breaking unintentionally due to impact or vibration when the vehicle door 1 is opened or closed or when the vehicle is traveling.

  In addition, this invention is not limited to the said embodiment, Including other structures etc. which can achieve the objective of this invention, the deformation | transformation etc. which are shown below are also contained in this invention. For example, in the above-described embodiment, the notch 421 is formed in the elastically deformable second sound absorbing member 42 to function as the operation portion. However, the wire harness wiring body is concave in the vicinity of the thermally deformed protruding portion 311A. By being formed, the structure may be such that fingers and jigs can be inserted between the protruding portion 311A and the wire harness wiring body. In such a configuration, the wire harness wiring body can be elastically deformed. Not necessarily. In addition, the operation unit may be omitted.

  Moreover, in the said embodiment, although the engaging part 32 shall be formed in the position different from the projection part 31, as shown in FIG. 4, the engaging part 32B may be formed in the projection part 31. As shown in FIG. In such a configuration, as shown in FIG. 4A, the engaging portion 32B is formed in a concave shape that continues from the projecting portion 311B (shown by a two-dot chain line) before deformation to below the fracture portion 312. When the protruding portion 311B is thermally deformed as indicated by a solid line and then removed in substantially the same manner as in the above embodiment, the engaging portion 32B is engaged with the separate engaging pin 5 as shown in FIG. It becomes possible to match. Furthermore, after repairing or exchanging the wire harness wiring body 4 or the wire harness 43, the engagement pin 5 is engaged with the engagement portion 32B as shown in FIG. Reassemble the harness arrangement 4 again. According to such a structure, after removing the wire harness wiring body 4 from the door trim 3, the same wire harness wiring body 4 can be assembled | attached again. Moreover, even if it is a case where another wire harness wiring body 4 is assembled | attached, the penetration hole 44 can be formed in a substantially the same position and a shape can be made shared.

  Moreover, in the said embodiment, while the insertion hole 44 corresponding to the projection part 31 is formed in the wire harness wiring body 4 assembled | attached initially, the wire harness arrangement | positioning by which the insertion hole 44B corresponding to the engaging part 32 is assembled | attached again is carried out. Although it was supposed to be formed in the cable body 4B, the wire harness wiring body may be formed with insertion holes respectively corresponding to the protrusions 31 and the engagement parts 32. According to such a configuration, the same It is possible to reassemble the wire harness arrangement body of the above, or to assemble a wire harness arrangement body having a common shape.

  Moreover, in the said embodiment, although the wire harness wiring body 4B shall be assembled | attached to the door trim 3 because the head of the engagement pin 5 is formed larger diameter than the insertion hole 44B, The wire harness wiring body 4B is assembled to the door trim 3 by having the shape substantially the same as that of the protrusion 31 and being formed so as to be thermally deformable, and the protrusion is thermally deformed after being inserted into the insertion hole 44B. May be.

  Moreover, in the said embodiment, although the structure which the wire harness wiring body 4 was assembled | attached to the door trim 3 of the door 1 for vehicles as an assembly structure of a plate-shaped member was illustrated, the assembly structure of a plate-shaped member is a roof or an instrument. It may be provided in an appropriate part of the vehicle such as a panel or a floor, and is not limited to the one provided in the vehicle, but may be an appropriate one that releases the assembly of the pair of assembled plate-like members and reassembles them. That's fine.

  In addition, the best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this. That is, the invention has been illustrated and described primarily with respect to particular embodiments, but may be configured for the above-described embodiments without departing from the scope and spirit of the invention. Various modifications can be made by those skilled in the art in terms of materials, quantity, and other detailed configurations. Therefore, the description limiting the shape, material, etc. disclosed above is an example for easy understanding of the present invention, and does not limit the present invention. The description by the name of the member which remove | excluded the limitation of one part or all of such is included in this invention.

1 Vehicle door 2 Door panel 3 Door trim (first plate-like member)
4 Wire harness arrangement (second plate member)
5 Engagement Pin 31 Protrusion 32 Engagement 44 Insertion Hole 311 Projection 312 Breaking 421 Cut (Operation Unit)

Claims (5)

A plate-like member assembly structure for assembling the second plate-like member to the first plate-like member,
The first plate-like member has a protrusion dimension that is larger than the thickness dimension of the second plate-like member and is thermally deformable, and an engagement part that can be engaged with a separate engagement pin. Configured with
The second plate member is formed with an insertion hole through which the protrusion is inserted,
The protruding portion includes a protruding portion protruding from the insertion hole, and a rupture portion capable of removing the protruding portion from the first plate member by breaking,
The second plate-like member is inserted into the first plate-like member by inserting the protrusion into the insertion hole and thermally deforming the projection so that the outer diameter of the protrusion is larger than the inner diameter of the insertion hole. Assembled,
The second plate member can be removed from the first plate member by breaking the rupture portion and removing the protrusion from the first plate member,
The second plate member or the other second plate member can be assembled to the first plate member by engaging the engagement pin with the engagement portion. Assembly structure of plate-like members.   The plate-like member assembling structure according to claim 1, wherein the engaging portion is formed at a position different from the protruding portion.   The plate-like member assembling structure according to claim 1, wherein the engaging portion is formed in the vicinity of the fracture portion, and is provided so as to be engageable with the engaging pin after the protrusion is removed.   The operation part for operating this protrusion part from between the said 2nd plate member and the said protrusion part thermally deformed is formed in said 2nd plate-shaped member, The 1st characterized by the above-mentioned. 3. An assembly structure of the plate-like member according to any one of 3 above. A vehicle door comprising the assembly structure of the plate-like member according to any one of claims 1 to 4,
The first plate-like member is a door trim attached to a door panel,
Said 2nd plate-shaped member is a wire harness wiring body assembled | attached to the said door trim, The vehicle door characterized by the above-mentioned.

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