JP2007076605A - Lamp mounting structure to bumper - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To reduce mounting process of a frame body and a lamp to a bumper and to easily and rigidly fix the frame body and the lamp to the bumper. <P>SOLUTION: In the lamp mounting structure to the bumper, the frame body 20 is arranged at a front surface side of the front bumper 1 so as to surround a periphery of a lamp mounting port 3 formed near an end in a vehicle width direction of the front bumper 1. A bracket 16 installed with a fog lamp 10 is arranged at a back surface side of the front bumper 1. The first and second mounting parts 21a, 21b of the frame body 20 and the bracket 16 are fastened to the front bumper 1 while clamping first and second clamped parts 9a, 9b of the front bumper 1 between these by first and second screws 25a, 25b such that the screws penetrate through the first and second clamping parts 9a, 9b of the front bumper 1 from the first and second mounting parts 21a, 21b side formed on the bracket 16 and do not reach to the surface of the frame body 20. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a structure for mounting a lamp to a bumper in which a lamp mounting opening for arranging the lamp is formed.

2. Description of the Related Art Conventionally, there is known a lamp mounting structure for a bumper to which a fog lamp for facilitating visual recognition from an oncoming vehicle or a succeeding vehicle in the case of rain, fog or the like is attached to a bumper of an automobile (see, for example, Patent Document 1). ). In this lamp mounting structure, the frame on which the engaging claws are formed is arranged on the front side of the bumper so as to surround the lamp mounting opening formed on the bumper, and the lamp fixed to the bracket is placed inside the frame. Has been placed. The bracket is formed with an engaging piece with which the engaging claw is engaged and a fixed piece. The fixed piece is fixed to the back side of the bumper by bolting so that the lamp can be attached to the bumper.
JP 2000-95024 A

  However, in the lamp mounting structure to the bumper, the frame body is only engaged with the bracket by the engaging claw, and is not fixed to the bumper. Is likely to occur.

  Therefore, it is conceivable to provide a bumper with a boss projecting toward the rear of the vehicle, and fix the bracket and the frame to the boss. However, as disclosed in Japanese Utility Model Publication No. 6-11153, the bumper generally has a shape having an undercut portion extending inward in the vehicle width direction at an end portion in the vehicle width direction. The injection mold has a slide core that slides inward in the vehicle width direction by moving in an oblique direction with respect to the moving direction of the movable mold, and an undercut portion is formed by the slide core. In this case, since the slide core moves inward in the vehicle width direction at the portion formed by the slide core at the end of the bumper, it is difficult to form a boss portion extending in the longitudinal direction of the vehicle body for attaching the lamp. However, if the boss portion is not provided, the frame and bracket cannot be firmly attached to the bumper, and if each is attached at a separate attachment location, the structure of the attachment portion becomes complicated and the number of attachment steps increases. There was a problem.

  The present invention has been made in view of such various points. The object of the present invention is to reduce the number of mounting steps of the bumper, the frame, and the lamp, and to easily and firmly fix the frame and the lamp to the bumper. There is to be able to do it.

  In order to achieve the above object, according to the present invention, the plate-like pinching portion of the bumper is sandwiched between the attachment portions of the frame and the bracket, and the fastening portion is fastened to the bumper.

  Specifically, in the first invention, a lamp mounting opening is formed in the vicinity of the vehicle width direction end of the bumper extending in the vehicle width direction, the lamp is disposed in the lamp mounting opening, and the lamp is mounted on the bumper. The lamp mounting structure to the bumper, wherein the frame is disposed on the front surface side of the bumper so as to surround the lamp mounting opening, and the bracket on which the lamp is assembled is disposed on the back surface side of the bumper. The fastening member that does not reach the surface of the frame body through the bumper plate-like sandwiching portion from the attachment portion side formed on the bracket, and the attachment portion of the frame body and the bracket between them The above-mentioned holding portion of the bumper is held and fastened to the bumper.

  In the second invention, the bracket is fastened to the bumper with a plurality of mounting portions formed on the bracket so as to be separated from each other in the vehicle width direction, and is provided at least at the outermost side in the vehicle width direction among the plurality of mounting portions. In the mounting portion, the mounting portion of the frame body and the bracket is clamped to the bumper by sandwiching the holding portion of the bumper between them by the fastening member.

  In a third aspect of the invention, the frame body is fastened to the bumper in a state where the frame body is fitted in a recess formed around the lamp mounting opening of the bumper.

  According to the first aspect of the present invention, the frame and the bracket mounting portion are disposed between the bumper and the bracket by the fastening member that does not reach the surface of the frame body through the plate-like sandwiching portion of the bumper from the bracket mounting portion side. It is fastened together with the bumper by holding the grip part. For this reason, it is possible to reduce the number of mounting steps of the bumper holding portion, the frame body and the bracket, and it is possible to easily and firmly fix the frame body and the lamp to the bumper without forming a boss portion on the bumper. it can.

  According to the second aspect of the present invention, at least the bracket mounting portion provided at the outermost side in the vehicle width direction sandwiches the frame and the mounting portion with the plate-like clamping portion therebetween, and the bumper. It is tightened together. Therefore, at the end of the bumper where the boss part cannot be formed because of the structure of the mold of the bumper, it is possible to reduce the number of mounting steps of the bumper holding part, the frame body and the bracket, and the frame body and the lamp. Can be easily and firmly fixed to the bumper.

  According to the third aspect, the frame is fastened to the bumper in a state where the frame is fitted in a recess formed around the lamp mounting opening of the bumper. For this reason, since the frame body is fitted into the recess, the alignment between the frame body and the bumper is facilitated, the frame body can be more easily fastened to the bumper, and the frame can be fastened to the bumper by the fastening member. The body can be fixed to the bumper more firmly.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 shows a front bumper 1 as a bumper according to an embodiment of the present invention. Near the both ends of the front bumper 1 in the vehicle width direction, a substantially rectangular lamp mounting opening 3 is opened. A headlamp mounting portion 5 is formed above each lamp mounting port 3. As shown also in FIG. 2, the front bumper 1 around the lamp mounting opening 3 is formed with a substantially U-shaped recess 4 that is recessed toward the rear of the vehicle body and that opens inward in the vehicle width direction in plan view. Has been. Of the walls constituting the recess 4, the bottom wall 4 a has a first holding portion 9 a in which a first insertion hole 6 a for screw insertion passes through and is opened substantially at the center in the vehicle width direction on the upper side of the recess 4. And the 2nd clamping part 9b by which the 2nd penetration hole 6b for screw penetration penetrated and was opened in the vehicle width direction approximate center under the recessed part 4 is formed. Further, a bumper boss portion 7 (shown only in FIG. 4) is formed on the upper side of the recess 4 on the inner side in the vehicle width direction with respect to the first insertion hole 6a. . A third screw 25c inserted from the rear side of the vehicle body is screwed into the screw hole 7a. A substantially rectangular locking hole 8 is formed below the bumper boss 7 on the lower side of the recess 4 and on the inner side in the vehicle width direction than the second insertion hole 6b.

  As shown in FIGS. 3 and 4, a bracket 16 to which a fog lamp 10 disposed in the lamp mounting port 3 is assembled is disposed on the back surface of the front bumper 1 near the lamp mounting port 3. The fog lamp 10 includes a lamp housing 11 that constitutes the rear side of the vehicle body, and a lamp lens 12 that is attached to the periphery of the lamp housing 11 and has a substantially U-shaped cross section that opens toward the rear of the vehicle body. A lamp-side boss portion 14 that protrudes downward and has a screw hole 15 is formed on the lower side of the lamp housing 11. On the other hand, the bracket 16 has an insertion port 16b into which the lamp housing 11 is inserted. In the bracket 16, a screw insertion lamp side insertion hole 16 a is opened at a position corresponding to the lamp side boss portion 14. Then, the lamp housing 11 is fixed to the bracket 16 by aligning the lamp side insertion hole 16a with the screw hole 15 of the lamp side boss portion 14 and screwing the screw 17 from the bracket 16 side. 10 is assembled to the bracket 16.

  As shown in FIG. 1, a substantially U-shaped resin frame 20 in a plan view that is fitted into the recess 4 of the front bumper 1 is disposed on the front side of the front bumper 1 so as to surround the periphery of the lamp mounting port 3. Yes. The frame body 20 includes a substantially flat front side wall portion 20 a that constitutes the surface of the frame body 20. As shown in FIG. 4, the frame body 20 includes a locking piece 22 that is continuous with the upper end of the front side wall portion 20 a, extends toward the rear of the vehicle body, and further extends downward to protrude toward the rear side of the vehicle body. Is formed. The locking piece 22 is formed at a position corresponding to the locking hole 8 opened in the recess 4 of the front bumper 1 and has a locking claw 22 a that locks in the locking hole 8. A space A is formed between the locking piece 22 and the front side wall 20 a of the frame 20. As shown in FIG. 3, the frame body 20 is separated from the bumper boss portion 7 in the vehicle width direction outside at the position corresponding to the first insertion hole 6 a of the first holding portion 9 a in the concave portion 4. And the 1st boss | hub part 24a protruded to the back side is formed following the lower end of the front side wall part 20a. A space portion B is formed between the front side wall portion 20a and the first boss portion 24a. The first boss portion 24a is formed with a bottomed frame body side screw hole 23a that does not penetrate the surface of the frame body 20 and opens rearward. A first screw 25a as a fastening member inserted from the vehicle body rear side is screwed into the frame body side screw hole 23a. Further, the frame body 20 is spaced from the locking piece 22 to the outside in the vehicle width direction at a position corresponding to the second insertion hole 6b of the second holding portion 9b in the concave portion 4, and the front side wall portion 20a. The 2nd boss | hub part 24b which followed the upper end of this and protruded back is formed. A space portion C is formed between the front side wall portion 20a and the second boss portion 24b. The second boss portion 24b is formed with a bottomed frame body side screw hole 23b that does not penetrate the surface of the frame body 20 and opens rearward. A second screw 25b as a fastening member inserted from the vehicle body rear side is screwed into the frame body side screw hole 23b.

  A flange portion 18 is formed on the outer edge of the bracket 16. A first flange portion insertion hole 19a is formed through the flange portion 18 at a position corresponding to the first insertion hole 6a formed in the first holding portion 9a of the front bumper 1. An attachment portion 21a and a second attachment portion 21b in which the second flange portion insertion hole 19b is opened and formed at a position corresponding to the second insertion hole 6b opened in the second holding portion 9b are formed. ing. As shown in FIG. 4, the flange portion 18 of the bracket 16 has a third flange portion insertion hole 19 c that is opened at a position corresponding to the screw hole 7 a of the bumper boss portion 7. The attachment portion 21c is formed away from the first attachment portion 21a on the inner side in the vehicle width direction.

  Next, a procedure for fastening the frame body 20 and the bracket 16 to the front bumper 1 will be described.

  First, before attaching the bracket 16 to the front bumper 1, the lamp housing 11 of the fog lamp 10 is inserted into the insertion port 16 b of the bracket 16, and the bracket 16 is fastened to the lamp-side boss portion 14 with the screw 17.

  Then, the frame body 20 is fitted into the recess 4 of the front bumper 1 with the locking pieces 22, the first boss portions 24a and the second boss portions 24b of the frame body 20 facing toward the rear of the vehicle body. Thereby, the locking claw 22 a of the locking piece 22 in the frame 20 is locked in the locking hole 8 of the recess 4. When the locking claw 22a is locked in the locking hole 8 of the recess 4, the frame-side screw hole 23a of the first boss portion 24a and the first insertion hole 6a of the first holding portion 9a are aligned. In addition, the frame-side screw hole 23b of the second boss portion 24b and the second insertion hole 6b of the second holding portion 9b are aligned.

  Next, as described above, the lamp lens 12 of the fog lamp 10 to which the bracket 16 has been assembled in advance is located on the lamp mounting port 3 side of the front bumper 1 so that the first holding portion 9a is The first flange portion insertion hole 19a of the bracket 16 is aligned with the first insertion hole 6a, and the second flange portion insertion hole 19b of the second attachment portion 21b is aligned with the second insertion hole 6b of the second holding portion 9b. Further, the third flange portion insertion hole 19c of the bracket 16 is aligned with the screw hole 7a of the bumper boss portion 7.

  Next, from the first mounting portion 21a side, the first screw 25a is inserted into the first flange portion insertion hole 19a and the first insertion hole 6a, and screwed into the frame body side screw hole 23a of the first boss portion 24a. As a result, the first mounting portion 21a of the frame body 20 and the bracket 16 is sandwiched between the first holding portion 9a of the front bumper 1 and fastened to the front bumper 1, and the first holding portion of the front bumper 1 is clamped. 9a, the frame 20, and the first attachment portion 21a of the bracket 16 are fastened together.

  Similarly, from the second attachment portion 21b side, the second screw 25b is inserted into the second flange portion insertion hole 19b and the second insertion hole 6b and screwed into the frame body side screw hole 23b of the second boss portion 24b. As a result, the second mounting portion 21b of the frame body 20 and the bracket 16 is sandwiched between the second holding portions 9b of the front bumper 1 and fastened to the front bumper 1, and the second holding portion of the front bumper 1 is clamped. 9b, the frame 20, and the second mounting portion 21b of the bracket 16 are fastened together. Finally, the third screw 25c is inserted from the third attachment portion 21c side, passes through the third flange portion insertion hole 19c, and is screwed into the screw hole 7a of the bumper boss portion 7. As a result, the bracket 16 is fastened to the front bumper 1.

  In this way, the bracket 16 to which the fog lamp 10 is assembled is fastened to the front bumper 1 together with the frame body 20, whereby the fog lamp 10 disposed in the lamp mounting opening 3 is attached to the front bumper 1.

-Effect of the embodiment-
Therefore, in the lamp mounting structure for the bumper according to the present embodiment, the frame extends from the first and second mounting portions 21a and 21b side of the bracket 16 through the first and second holding portions 9a and 9b of the front bumper 1. The first and second screws 25a and 25b as fastening members that do not reach the surface of the body 20 allow the first and second mounting portions 21a and 21b of the frame body 20 and the bracket 16 to be interposed between the first and first screws of the front bumper 1. The second clamping portions 9a and 9b are clamped and fastened to the front bumper 1 together. For this reason, it is possible to reduce the man-hours for attaching the frame body 20 and the fog lamp 10 to the first and second sandwiching portions 9a, 9b of the front bumper 1, and to form a boss portion on the structure of the mold of the front bumper 1. The frame 20 and the fog lamp 10 can be easily and firmly fixed to the front bumper 1 even at the end portion of the front bumper 1 that cannot be fixed.

  Further, the frame body 20 is fastened to the front bumper 1 in a state in which the frame body 20 is fitted in a recess 4 formed around the lamp mounting opening 3 of the front bumper 1. For this reason, since the frame body 20 is fitted into the recess 4, the alignment between the frame body 20 and the front bumper 1 is facilitated, and the frame body 20 can be more easily fixed to the front bumper 1. By fastening to the front bumper 1 with the screws 25a, 25b, the frame body 20 can be fixed to the front bumper 1 more firmly.

<< Other Embodiments >>
The present invention may be configured as follows with respect to the above embodiment.

  That is, in the above-described embodiment, among the plurality of mounting portions provided on the bracket 16, the first bumper 1 of the front bumper 1 is disposed between the first and second mounting portions 21 a and 21 b provided on the outermost side in the vehicle width direction and the frame body 20. The frame 20 and the bracket 16 are fastened together with the front bumper 1 by sandwiching the second holding portions 9a and 9b. However, the front bumper 1 is fixed between the other mounting portion of the bracket 16 and the frame 20. The frame 20 and the bracket 16 may be fastened together with the front bumper 1 by holding the holding portion.

  Moreover, in the said embodiment, although the frame 20 was fastened to the front bumper 1 in the state fitted in the recessed part 4 of the front bumper 1, the recessed part 4 does not need to be provided in the front bumper 1. FIG. The third mounting portion 21c provided on the innermost side in the vehicle width direction of the bracket 16 is fastened without fastening the frame body 20 to the bumper boss portion 7 formed on the front bumper 1, but the bumper boss portion 7 is provided. It is good also as a form similar to the said 1st, 2nd attaching parts 21a and 21b of the bracket 16.

  Moreover, in the said embodiment, the frame side screw holes 23a and 23b of the 1st, 2nd boss | hub parts 24a and 24b which screw together the 1st, 2nd screws 25a and 25b as a fastening member are the space parts of the frame 20. Although it is not formed so as to communicate with B and C, it may be formed so as to reach the spaces B and C.

  Moreover, in the said embodiment, space part B, C, and A was formed between the said 1st, 2nd boss | hub parts 24a and 24b and the latching piece 22 of the frame 20, and the front side wall part 20a of the frame 20. However, the first and second boss portions 24a and 24b and the locking piece 22 may be directly formed integrally with the front side wall portion 20a without forming the spaces B, C and A. In this case, the frame body side screw holes 23a, 23b of the first and second boss portions 24a, 24b are formed so as not to be exposed on the surface of the front side wall portion 20a of the frame body 20, and the first and second screws 25a, It is necessary to prevent 25b from reaching the surface of the frame 20.

  Furthermore, although the example which attaches the fog lamp 10 to the front bumper 1 as a lamp was shown in the said embodiment, a direction indicator lamp may be used as a lamp and a bumper may be a rear bumper.

  As described above, the present invention is useful for a lamp mounting structure to a bumper in which a lamp mounting opening for arranging a lamp is formed.

It is a disassembled perspective view of the front bumper, frame, and fog lamp which concern on embodiment of this invention. FIG. 2 is an enlarged front view showing the vicinity of a lamp mounting opening of a front bumper in FIG. 1. FIG. 3 is a cross-sectional view corresponding to the line III-III in FIG. 2 in a state where a lamp is attached to a bumper. FIG. 4 is a cross-sectional view corresponding to the line IV-IV in FIG. 2 in a state where a lamp is attached to the bumper.

Explanation of symbols

1 Front bumper (bumper)
3 Lamp mounting port 4 Recess 9a First holding portion 9b Second holding portion 10 Fog lamp (lamp)
16 Bracket 20 Frame 21a First mounting portion 21b Second mounting portion 21c Third mounting portion 25a First screw (fastening member)
25b Second screw (fastening member)

Claims (3)

A lamp mounting structure for a bumper in which a lamp mounting opening is formed in the vicinity of the vehicle width direction end of the bumper extending in the vehicle width direction, the lamp is disposed in the lamp mounting opening, and the lamp is mounted on the bumper. ,
A frame is disposed on the front surface side of the bumper so as to surround the periphery of the lamp mounting opening, a bracket on which the lamp is assembled is disposed on the back surface side of the bumper, and from a mounting portion side formed on the bracket. The fastening member that does not reach the surface of the frame body through the plate-like sandwiching portion of the bumper, and sandwiches the mounting portion of the bumper between the frame body and the bracket. A lamp mounting structure for a bumper characterized by being fastened to the bumper. In the lamp mounting structure to the bumper according to claim 1,
The bracket is fastened to the bumper with a plurality of attachment portions formed to be separated from the bracket in the vehicle width direction,
Among the plurality of attachment portions, at least the attachment portion provided on the outermost side in the vehicle width direction, the fastening member holds the attachment portion of the frame body and the bracket between the attachment portions of the bumper. A lamp mounting structure for a bumper, wherein the lamp is fastened to the bumper. In the lamp mounting structure to the bumper according to claim 1 or 2,
A lamp mounting structure for a bumper, wherein the frame is fastened to the bumper in a state of being fitted in a recess formed around a lamp mounting opening of the bumper.

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