JPH0979228A - Mounting structure of cover body - Google Patents
Mounting structure of cover bodyInfo
- Publication number
- JPH0979228A JPH0979228A JP23152195A JP23152195A JPH0979228A JP H0979228 A JPH0979228 A JP H0979228A JP 23152195 A JP23152195 A JP 23152195A JP 23152195 A JP23152195 A JP 23152195A JP H0979228 A JPH0979228 A JP H0979228A
- Authority
- JP
- Japan
- Prior art keywords
- locked
- locking
- guide
- cover body
- claws
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Landscapes
- Connection Of Plates (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
Abstract
Description
【0001】[0001]
【発明の属する技術分野】本発明は、樹脂製品の開口、
切欠等をカバー体で閉塞する取付構造に関する。TECHNICAL FIELD The present invention relates to an opening of a resin product,
The present invention relates to a mounting structure in which notches and the like are closed with a cover body.
【0002】[0002]
【従来の技術】樹脂製品に設けた開口、切欠等をカバー
体で閉塞する一般的な構造としては、前記カバー体に前
記開口、切欠等の周縁に係止する複数の係止爪を設け、
同係止爪を弾性変形させて前記開口、切欠等の周縁に係
止して取り付ける構造が知られている。前記開口、切欠
等の周縁部には段差が形成され、各係止爪をその開口周
縁に係止したときカバー体を前記樹脂製品の表面と面一
になるように前記段差に載置固定して前記開口や切欠等
を閉塞するようにしている。このとき、係止爪を所定の
係止強度で確実に前記開口、切欠等の周縁に係止するた
めには、通常、予め係止爪の係止部を大きく形成してお
き、同開口縁と同係止爪との係止面を十分なものにす
る。この場合、前記係止爪の係止部表面が前記開口を通
過するときに当接して大きく弾性変形するが、開口に係
止爪が係止したのちには係止爪の弾性変形は原形に復帰
して、開口縁と係止爪の本体とが接触するか、或いは微
小な間隙が形成される。2. Description of the Related Art As a general structure for closing an opening, a notch or the like formed in a resin product with a cover body, a plurality of locking claws for locking the periphery of the opening, the notch or the like are provided in the cover body,
A structure is known in which the locking claws are elastically deformed and locked and attached to the peripheral edge of the opening, notch or the like. A step is formed at the peripheral edge of the opening, notch, etc., and when each locking claw is locked to the opening peripheral edge, the cover body is placed and fixed on the step so that it is flush with the surface of the resin product. The openings, notches, etc. are closed. At this time, in order to surely lock the locking claw to the peripheral edge of the opening, notch, etc. with a predetermined locking strength, the locking part of the locking claw is usually formed large in advance, and Sufficient locking surface with the locking claw. In this case, the surface of the engaging portion of the engaging claw abuts and elastically deforms significantly when passing through the opening, but after the engaging claw engages with the opening, the elastic deformation of the engaging claw returns to its original shape. Upon return, the opening edge comes into contact with the main body of the locking claw, or a minute gap is formed.
【0003】かかる取付構造に対して、例えば特公平7
−41674号公報に記載された取付構造も知られてい
る。同公報には、例えば自動車用ドアトリム等の内装部
品にスピーカーグリル等のカバー体を取り付けるための
取付構造が開示されている。この取付構造は、前記内装
部品のコーナーにかけて開口が形成され、カバー体をL
字状に屈曲させながら前記開口を閉塞固定するため、上
述の係止爪のみでは係止強度が得られず、前記コーナー
を挟んで対向する開口縁の一方に切欠を有する取付片を
設ける一方、同取付片に対向するカバー体の一端部にボ
スを突設すると共に、同カバー体の他端にはグリップを
設けている。更に同公報によれば、前記取付片の剛性を
強化するためその周囲に補強リブを設けている。その取
付けは、前記ボスを前記取付片の切欠に挿通してカシメ
固定すると共に、開口の他端縁を前記グリップで挟持固
定するというものである。For such a mounting structure, for example, Japanese Patent Publication No.
The mounting structure described in JP-A-41674 is also known. The publication discloses a mounting structure for mounting a cover body such as a speaker grill to an interior part such as an automobile door trim. In this mounting structure, an opening is formed at the corner of the interior part, and the cover body is L-shaped.
Since the opening is closed and fixed while being bent in a letter shape, locking strength cannot be obtained only by the above-mentioned locking claws, while a mounting piece having a notch is provided on one of the opening edges facing each other across the corner, A boss is provided at one end of the cover body facing the mounting piece, and a grip is provided at the other end of the cover body. Further, according to the publication, a reinforcing rib is provided around the mounting piece in order to strengthen the rigidity of the mounting piece. The attachment is performed by inserting the boss into the notch of the attachment piece and caulking and fixing the other end edge of the opening with the grip.
【0004】[0004]
【発明が解決しようとする課題】しかして、上述の一般
的な係止爪によるカバー体の取付構造によれば、所要の
係止強度を確保するには、その係止部を必要以上に大き
く形成することが要求され、係止時において一時的では
あっても係止爪に弾性限界を越える力が作用しかねず、
しかも係止後のガタツキをなくすためには開口縁と係止
爪本体との間に可能なかぎり間隙が生じないようにする
必要がある。そのため、前記開口縁及び係止爪の製作に
は高精度な加工が要求されるばかりでなく、コストの増
加につながる。However, according to the cover body mounting structure using the above-described general locking claws, in order to secure a required locking strength, the locking portion is made larger than necessary. Forming is required, and even if it is temporary at the time of locking, a force exceeding the elastic limit may act on the locking claw,
In addition, in order to eliminate rattling after locking, it is necessary to prevent a gap between the opening edge and the locking claw body as much as possible. Therefore, not only high-precision processing is required for manufacturing the opening edge and the locking claw, but also the cost is increased.
【0005】一方、上記公報に開示されたカバー体の取
付構造によれば、なるほど取付片の剛性は強化されてボ
スのカシメによる取付強度を確保しやすくはなるが、カ
バー体に裏面から表面に向かう外力が作用した場合には
相変わらずカシメ部分が取付片の切欠から抜脱しやす
く、仮にカシメ部分の取付けが強固になされている場合
には、他端に設けたグリッパが開口から外れてしまう虞
れがある。On the other hand, according to the cover body mounting structure disclosed in the above publication, the rigidity of the mounting piece is strengthened and the mounting strength due to the caulking of the boss can be easily ensured. If an external force is applied, the caulking part will still easily come out of the notch in the mounting piece, and if the caulking part is firmly attached, the gripper provided at the other end may come off the opening. There is.
【0006】本発明はかかる状況に鑑みてなされたもの
であり、具体的には係止部を必要以上に大きくする必要
がなく、しかも格別な製作精度が要求されずに所要の係
止強度が確保できる簡単な構造を備えたカバー体の取付
構造を提供することを目的としている。The present invention has been made in view of the above circumstances, and specifically, it is not necessary to make the engaging portion larger than necessary, and the required engaging strength can be achieved without requiring special manufacturing accuracy. It is an object of the present invention to provide a cover body mounting structure having a simple structure that can be secured.
【0007】[0007]
【課題を解決するための手段】上記目的は、本発明の主
要な構成をなすカバー体と樹脂製品の一方に複数の係止
爪を有し、前記カバー体と樹脂製品の他方に前記係止爪
が係止する係合受け部を有すると共に、前記カバー体と
樹脂製品の一方に案内部を有し、前記カバー体と樹脂製
品の他方に前記案内部を係合する案内受け部を有するカ
バー体と樹脂製品との取付構造であって、前記複数の係
止爪のうち一部は所定の方向に弾性変形した状態で前記
係合受け部に係合し、他の係止爪は前記の弾性変形方向
とは反対方向に弾性変形した状態で係止され、前記案内
受け部に前記案内部が係合することを特徴とするカバー
体の取付構造により達成される。The above object is to provide a plurality of locking claws on one of the cover body and the resin product, which are the main components of the present invention, and to lock the other of the cover body and the resin product. A cover having an engagement receiving portion with which the claw is locked, a guide portion on one of the cover body and the resin product, and a guide receiving portion for engaging the guide portion on the other of the cover body and the resin product. In the mounting structure for a body and a resin product, a part of the plurality of locking claws is elastically deformed in a predetermined direction to be engaged with the engagement receiving portion, and the other locking claws are the same as described above. This is achieved by a cover body mounting structure characterized in that the guide member is locked in a state where it is elastically deformed in a direction opposite to the elastic deformation direction and the guide portion engages with the guide receiving portion.
【0008】即ち、一部の係止爪は所定の方向へ弾性変
形するように設けられ、係合時には所定の一方向へ撓み
ながら樹脂製品の対応する係止受け部に係止される。他
の係止爪は前記所定の方向とは相反する方向に弾性変形
するように設けられ、係合時には前記所定の方向と逆の
方向に撓むとともに、樹脂製品の対応する係止受け部に
係止される。このとき一つの係止爪と他の係止爪は互い
に反対方向に弾性変形し、これらの二つの係止爪は前記
係止受け部からの反力を受けて更に弾性変形して互いに
他の係止爪の係止強度を増加するか、少なくとも減じな
い方向に作用して、カバー体の係止強度を確保する。特
に2対またはそれ以上の係止爪を用いた場合には、互い
に近傍に位置する係止爪同士が相互に係止強度を増加す
るように作用させると、カバー体の長さ方向などへの撓
み変形を最小にすることができる。That is, some of the locking claws are provided so as to be elastically deformed in a predetermined direction, and when engaged, they are locked in the corresponding lock receiving portions of the resin product while bending in a predetermined direction. The other locking claws are provided so as to be elastically deformed in a direction opposite to the predetermined direction, and when engaged, bend in the direction opposite to the predetermined direction and engage with the corresponding lock receiving portion of the resin product. Be stopped. At this time, one locking claw and the other locking claw are elastically deformed in opposite directions, and these two locking claws are further elastically deformed by receiving a reaction force from the locking receiving portion and are mutually different. The locking strength of the cover is secured by increasing the locking strength of the locking claw or at least acting in a direction in which it does not decrease. In particular, when two or more pairs of locking claws are used, if the locking claws located in the vicinity of each other are made to act so as to increase the locking strength with respect to each other, the lengthwise direction of the cover body, etc. Bending deformation can be minimized.
【0009】また、更に好ましくは前記案内部の前記案
内受け部に対する係合面を傾斜面とすることで、例えば
樹脂製品の案内受け部がカバー体の係止爪との係合を強
化し、あるいはカバー体が取付けられる開口又は切欠等
の拡開、変形を防ぐように作用するため、カバー体の係
合時にカバー体の緩みや脱落、および隙間の増大による
ガタツキを更に防止する。Further, more preferably, by making the engaging surface of the guide portion with respect to the guide receiving portion an inclined surface, for example, the guide receiving portion of the resin product strengthens the engagement with the locking claw of the cover body, Alternatively, since it acts to prevent the opening or notch or the like to which the cover body is attached from expanding or deforming, loosening or dropping of the cover body at the time of engagement of the cover body and rattling due to an increase in the gap are further prevented.
【0010】[0010]
【発明の実施の形態】以下、本発明の好適な実施の形態
を添付図面に示す代表的な実施例に基づいて具体的に説
明する。図1は本発明が適用されたフロントバンパープ
ロテクター10の外観を示している。BEST MODE FOR CARRYING OUT THE INVENTION Preferred embodiments of the present invention will be specifically described below with reference to typical examples shown in the accompanying drawings. FIG. 1 shows the appearance of a front bumper protector 10 to which the present invention is applied.
【0011】フロントバンパープロテクター本体11に
は表面に文字などを刻印した中央部11aと、その下方
に配されたライセンスプレートを固定するためのプレー
ト取付部11bと、左右端部から前方に向けて水平に滑
らかに張り出した左右の膨出端部11c,11cと、左
右端部の上面に形成されたU字形切欠部12,12と、
左右端面に形成され図示せぬバンパーから起立する取付
ブラケットにビスなどでフロントバンパープロテクター
本体11を取付けるためのビス挿通孔11dとを有し、
全体として左右対称に形成されている。左右の切欠部1
2,12には本発明のカバー体であるマスク21,21
が取り付けられ、同マスク21,21には図示しないビ
スと後述する第1〜第3の係止爪22a〜22c及び左
右一対のガイド片23a,23bによりフロントバンパ
ープロテクター本体11に取り付けられて前記切欠部1
2,12を閉塞する。The front bumper protector main body 11 has a central portion 11a having characters or the like engraved on the surface thereof, a plate mounting portion 11b for fixing the license plate disposed below the central portion 11a, and horizontally from the left and right end portions toward the front. The left and right bulged end portions 11c and 11c that smoothly project, and the U-shaped notches 12 and 12 formed on the upper surfaces of the left and right end portions,
It has a screw insertion hole 11d for attaching the front bumper protector body 11 with a screw or the like to a mounting bracket formed on the left and right end faces and standing upright from a bumper (not shown),
It is formed symmetrically as a whole. Left and right notches 1
Reference numerals 2 and 12 denote masks 21 and 21 which are cover bodies of the present invention.
The masks 21 and 21 are attached to the front bumper protector main body 11 by screws (not shown), first to third locking claws 22a to 22c, and a pair of left and right guide pieces 23a and 23b, which will be described later, and the cutout portions are attached. 1
Block 2 and 12.
【0012】図2は前記フロントバンパープロテクター
のマスク取付時における右側端末部を示した分解斜視図
である。切欠部12はL字状に立ち上がった図示せぬイ
ンナーレインフォースの端部開口に相対する位置に形成
されている。この端部開口に、円形の孔を有する図示せ
ぬマスクを取り付けることによって、図示せぬガードバ
ーを前記端部開口に嵌合させて取り付けることができ
る。また、ガードバーを取付けない場合には、上記U字
形切欠部12,12にマスク21を嵌め込んで、上部を
面一に形成するようにインナーレインフォースの端部開
口を閉塞して外観を高める。FIG. 2 is an exploded perspective view showing the right end portion of the front bumper protector when the mask is attached. The notch 12 is formed at a position facing an end opening of an inner reinforcement, not shown, which is raised in an L shape. By attaching a mask (not shown) having a circular hole to this end opening, a guard bar (not shown) can be fitted and attached to the end opening. Further, when the guard bar is not attached, the mask 21 is fitted into the U-shaped notches 12 and 12 to close the end openings of the inner reinforcement so that the upper portions thereof are flush with each other to enhance the appearance.
【0013】前記切欠部12は上部端縁が前述のように
略U字状に形成されると共に、その開放端部にフロント
バンパープロテクター10の上面端縁から所定の高さだ
け下がった段差をもつ取付板部13,14が水平に延設
され、この取付板部13,14の一部は前記開放端部に
おいてフロントバンパープロテクター本体11に入り込
んで形成されており、同取付板部13、14には複数の
角孔13b,14b,14cとビス挿通孔13cが穿設
されている。各マスク21は前記切欠部12に嵌合する
形状を有しており、マスク21のタブ部21dにはビス
挿通孔21d′が穿設され、U字形をなす平板部21a
の右側(図2の手前側)の周縁には下方に向けて先端に
係止部をもつ第1,2の係止爪22a,22bが、また
平板部21aの左側の周縁21bには先端に係止部をも
つ第3の係止爪が22cが下方に向けて突設され、更に
平板部21aの左右側部の略中央周縁に本発明の案内部
をなす一対のガイド片23a,23bがそれぞれ突設さ
れている。第1〜第3の係止爪22a〜22cの長さは
各ガイド片23a,23bよりも下方に長く設定されて
いる。The notch 12 has an upper edge formed in a substantially U-shape as described above, and has an open end having a step lower than the upper edge of the front bumper protector 10 by a predetermined height. The plate portions 13 and 14 are horizontally extended, and a part of the mounting plate portions 13 and 14 is formed by being inserted into the front bumper protector main body 11 at the open end portion. Square holes 13b, 14b, 14c and a screw insertion hole 13c. Each mask 21 has a shape that fits into the cutout portion 12, and a tab portion 21d of the mask 21 is provided with a screw insertion hole 21d 'to form a U-shaped flat plate portion 21a.
The first and second locking claws 22a and 22b having locking portions at the tips are provided on the peripheral edge on the right side (front side in FIG. 2) of the flat plate portion 21a, and the distal edges are provided on the peripheral edge 21b on the left side of the flat plate portion 21a. A third locking claw 22c having a locking portion is provided so as to project downward, and a pair of guide pieces 23a, 23b forming the guiding portion of the present invention are provided on the substantially central peripheral edges of the left and right side portions of the flat plate portion 21a. Each is projected. The lengths of the first to third locking claws 22a to 22c are set to be longer below the guide pieces 23a and 23b.
【0014】以下、フロントバンパープロテクター11
の右側について説明するが、左側も同様の構造からな
り、左右対称になっている。図3は第1及び第3の上記
係止爪22a,22cの係止状態を示す断面図である。
第1及び第3の係止爪22a,22cはマスク21の前
端側(図2の手前側)の左右縁部に相対して対をなして
設けられ、左右の取付板部13,14の相対する端縁1
3a,14aに内側から係合している。図示例にあって
は、この第1及び第3の係止爪22a,22cの係止
は、その係止終了後にあっても同図に示すように左右の
取付板部13,14の端縁13a,14aとの間に微小
な隙間が形成されている状態にある。Hereinafter, the front bumper protector 11
The right side will be described, but the left side also has a similar structure and is symmetrical. FIG. 3 is a sectional view showing a locked state of the first and third locking claws 22a and 22c.
The first and third locking claws 22a and 22c are provided in pairs so as to face the left and right edge portions on the front end side (front side in FIG. 2) of the mask 21, and the left and right mounting plate portions 13 and 14 are opposed to each other. Edge 1
It engages with 3a and 14a from the inside. In the illustrated example, the locking of the first and third locking claws 22a and 22c is performed even after the locking is finished, as shown in the figure, the edges of the left and right mounting plate portions 13 and 14 are A minute gap is formed between 13a and 14a.
【0015】次に、本実施例におけるマスク21の全体
の取付手順を説明する。マスク21の後端21cの幅W
2は切欠部12の開放端の幅W1より僅かに小さく形成
されている。このマスク21を切欠部12に上方から嵌
め込む。このとき、マスク21の後端21cを少し持ち
上げて前端21bを切欠部12の最奥部をなす前端面1
2aに当接するように嵌め込み、次第に後端21cを下
げて、各係止爪22a〜22c及びガイド片23a,2
3bを切欠部12の各係止部に係止させ完全なフィット
状態で取付固定する。その係止手順は、まずマスク21
の前端部に設けられた第1及び第3の係止爪22a、2
2cが上述のようにして左右の取付板部13,14の端
縁13a、14aに内側から係止する(図4)。このと
き、第1及び第3の係止爪22a、21cの係止部は左
右の取付板部13,14の端縁13a、14aとの間に
微小の隙間D1をもって同端縁12c、12dを通過し
て下方に位置する。Next, the procedure for attaching the entire mask 21 in this embodiment will be described. Width W of the rear end 21c of the mask 21
2 is formed to be slightly smaller than the width W1 of the open end of the cutout portion 12. The mask 21 is fitted into the notch 12 from above. At this time, the rear end 21c of the mask 21 is slightly lifted so that the front end 21b forms the innermost portion of the notch 12 in the front end face 1
2a so as to come into contact with each other, gradually lower the rear end 21c, and engage each of the locking claws 22a to 22c and the guide pieces 23a, 2a.
3b is locked to each locking portion of the notch 12 and fixedly attached in a completely fitted state. The locking procedure is as follows:
First and third locking claws 22a, 2 provided at the front end of the
2c engages with the edges 13a and 14a of the left and right mounting plate portions 13 and 14 from the inside as described above (FIG. 4). At this time, the locking portions of the first and third locking claws 22a and 21c are provided with a minute gap D1 between the left and right mounting plate portions 13 and 14 and the end edges 12c and 12d. It passes and is located below.
【0016】続いて、第1〜第3の係止爪22a〜22
cの長さが各ガイド片23a,23bよりも長く設定さ
れているため、第2の係止爪22bの先端係止部がガイ
ド片23a,23bに先立って角孔14bに挿入され
る。この先端係止部は角孔14bの一側面により押圧さ
れて弾性変形しながら通り抜け、このとき図5に示すよ
うにマスク21の外周端縁と切欠部12の端縁12aと
の間に隙間D2を形成している。この係止時に、更に第
2の係止爪22bの係止部を完全に角孔14bの下方ま
で押し込んだとき、同係止爪22bの全体が弾接面によ
る反力のため弾性変形するように同係止爪22bの形状
を設定する場合には、それだけでも十分な係止力を発生
させる。Next, the first to third locking claws 22a to 22
Since the length of c is set to be longer than that of each of the guide pieces 23a and 23b, the leading end locking portion of the second locking claw 22b is inserted into the square hole 14b prior to the guide pieces 23a and 23b. The tip locking portion is pressed by one side surface of the square hole 14b and passes through while elastically deforming, and at this time, as shown in FIG. 5, a gap D2 is formed between the outer peripheral edge of the mask 21 and the edge 12a of the cutout 12. Is formed. At the time of this locking, when the locking portion of the second locking claw 22b is further pushed completely below the square hole 14b, the entire locking claw 22b is elastically deformed by the reaction force of the elastic contact surface. When setting the shape of the same locking claw 22b, the sufficient locking force is generated by itself.
【0017】本実施例にあっては、この状態に続いてガ
イド片23a、23bがそれぞれの角孔13b,14c
に挿入する。ガイド片23a,23bの突出位置は前記
角孔13b,14cの中心からそれぞれ左右(図6の左
右)にずれており、しかもそのずれの方向の側面が下方
に向けて狭まる傾斜面23cとして形成している。その
ため、図6に示すようにガイド片23aが角孔14cに
挿入されて同傾斜面23cが角孔14cの一端面に当接
しながら下降するとき、傾斜面23cが角孔14cの前
記端面を押圧して図6の矢印で示すA方向に向けて切欠
部12を移動させる。In this embodiment, following this state, the guide pieces 23a and 23b are attached to the respective square holes 13b and 14c.
To insert. The projecting positions of the guide pieces 23a and 23b are displaced left and right (left and right in FIG. 6) from the centers of the square holes 13b and 14c, and the side surfaces in the direction of the deviation are formed as inclined surfaces 23c that narrow downward. ing. Therefore, as shown in FIG. 6, when the guide piece 23a is inserted into the rectangular hole 14c and the inclined surface 23c descends while contacting one end surface of the rectangular hole 14c, the inclined surface 23c presses the end surface of the rectangular hole 14c. Then, the notch 12 is moved in the direction A indicated by the arrow in FIG.
【0018】このとき同時に、他方のガイド片23bも
同様に作用し、図2に示した矢印A−A′方向、すなわ
ち切欠部12の幅W1を全体的に縮小するように変形さ
せる。この切欠部12の幅W1が全体的に縮小すること
により、第1〜第3の係止爪22a〜22cと取付板部
13,14及び切欠部12との各端縁間に形成される上
記隙間D1,D2がなくなり、各係止爪22a〜22c
の係止が確実になされて大きな係止強度が確保される。
また、切欠部12の幅W1が縮小するとき前記第2の係
止爪22cの下方への移動することにより、マスク21
の下面が取付板部13,14の上面に密着して、前記隙
間D1,D2をなくすと共にマスク21が切欠部12に
密嵌状態となり、強固で且つ美麗な取り付けがなされ
る。At this time, at the same time, the other guide piece 23b acts in the same manner, and deforms so as to reduce the width W1 of the notch 12 in the direction of arrow AA 'shown in FIG. By reducing the width W1 of the cutout 12 as a whole, the width W1 is formed between the end edges of the first to third locking claws 22a to 22c, the mounting plate portions 13 and 14, and the cutout 12. The gaps D1 and D2 are eliminated, and the locking claws 22a to 22c
Is reliably locked and a large locking strength is secured.
Further, when the width W1 of the cutout 12 is reduced, the mask 21 is moved by the downward movement of the second locking claw 22c.
The lower surface of the mask closely adheres to the upper surfaces of the mounting plate portions 13 and 14, eliminates the gaps D1 and D2, and tightly fits the mask 21 into the cutout portion 12, so that a strong and beautiful mounting is achieved.
【0019】上述の説明からも明らかなように、本発明
は上記フロントバンパープロテクターに限らず、他の樹
脂部品の開口を閉塞するためのカバー体、インストルメ
ントパネルなどに取付けられるグリル(デフロスタグリ
ルなど)などに適用することができることは当然であ
る。この場合、従来の取付構造をなす溶着ボス、樹脂ク
リップ、ビスなどと組み合わせて適用することもでき、
またガイド片の設置位置は相対する辺に直交して対向す
る位置である必要はなく、相対する辺と所定の交差角を
もって交差する2方向の拡開が生じる場合にも、これら
の各方向への変形を防ぐように設置することもできる。As is apparent from the above description, the present invention is not limited to the front bumper protector, but a grill (a defroster grill or the like) attached to a cover body for closing the openings of other resin parts, an instrument panel, or the like. Of course, it can be applied to. In this case, it can also be applied in combination with conventional welding bosses, resin clips, screws, etc.
Further, the installation position of the guide piece does not have to be a position which is orthogonal to and opposes the opposing sides, and even when expansion in two directions intersecting with the opposing sides at a predetermined crossing angle occurs, it is possible to move in each of these directions. It can also be installed to prevent deformation of the.
【0020】[0020]
【発明の効果】本発明は上述のとおりの構成を備えてい
るため、樹脂製品の対応する係止受け部にカバー体の係
止爪が係止するとき、一部の係止爪が所定の方向へ弾性
変形すると共に、他の係止爪が前記所定の方向とは相反
する方向に弾性変形するため、これらの二種類の係止爪
は互いに他の係止爪の係止強度を増加させるか、少なく
とも減じない方向に作用して、必要とするカバー体の係
止強度が確保できる。特に2対以上の係止爪を用いた場
合には、互いに近傍に位置する係止爪同士の相互に係止
強度を増加するように作用すると共に、カバー体の長さ
方向などへのたわみ変形を最小にすることができる。Since the present invention has the above-described structure, when the locking claws of the cover body are locked to the corresponding locking receiving portions of the resin product, some of the locking claws have a predetermined shape. In addition to being elastically deformed in the direction, the other locking claws are elastically deformed in the direction opposite to the predetermined direction, so that these two types of locking claws mutually increase the locking strength of the other locking claws. Or, at least, it acts in a direction that does not decrease, and the required locking strength of the cover body can be secured. In particular, when two or more pairs of locking claws are used, the locking claws located in the vicinity of each other act to increase the mutual locking strength, and the cover body is deformed flexibly in the length direction. Can be minimized.
【0021】また、本発明は上記構成に加えて案内部を
設けることにより、樹脂製品の案内受け部がカバー体と
の係合を更に強化し、あるいはカバー体の取付けられる
開口又は切欠等の拡開、変形を防ぐように作用するた
め、カバー体の係合によってもカバー体の緩みや脱落、
および隙間の増大を防止することができる。そこで、予
めカバー体や係止爪の形状および寸法を係止しやすいよ
うに形成しておき、案内部の係合によって強固に且つ隙
間などを減少させるようにできるので、カバー体の取付
作業性が向上する。Further, according to the present invention, by providing a guide portion in addition to the above-mentioned structure, the guide receiving portion of the resin product further strengthens the engagement with the cover body, or the opening or notch for attaching the cover body is expanded. Since it acts to prevent opening and deformation, even if the cover body is engaged, it may come loose or fall off.
And it is possible to prevent an increase in the gap. Therefore, the shape and dimensions of the cover body and the locking claws can be formed in advance so that they can be locked easily, and it is possible to firmly and reduce the gaps by the engagement of the guide portions. Is improved.
【図1】本発明の代表的な実施例を示すフロントバンパ
ープロテクターの全体斜視図である。FIG. 1 is an overall perspective view of a front bumper protector showing a typical embodiment of the present invention.
【図2】同フロントバンパープロテクターの端部の分解
斜視図である。FIG. 2 is an exploded perspective view of an end portion of the front bumper protector.
【図3】同フロントバンパープロテクター本体とマスク
との一部の初期係合状態を示す断面図である。FIG. 3 is a cross-sectional view showing a part of the front bumper protector main body and the mask in an initial engagement state.
【図4】同フロントバンパープロテクター本体とマスク
との前記係合開始時の状態を示す断面図である。FIG. 4 is a cross-sectional view showing a state when the engagement of the front bumper protector body and the mask is started.
【図5】同フロントバンパープロテクター本体とマスク
との他の一部の初期係合状態を示す断面図である。FIG. 5 is a sectional view showing an initial engagement state of another part of the front bumper protector body and the mask.
【図6】フロントバンパープロテクター本体とガイド片
との係合状態を説明する断面図である。FIG. 6 is a cross-sectional view illustrating an engagement state between a front bumper protector body and a guide piece.
10 フロントバンパープロテクター 11 フロントバンパープロテクター
本体 11a 中央部 11b プレート取付部 11c 左右膨出部 11d ビス挿入孔 12 切欠部 13,14 取付板部 13a,14a 端縁 13b,14b,14c 角孔 13c,21d′ ビス挿入孔 21 マスク(カバー体) 21a 平板部 21b 前端部 21c 後端部 21d タブ部 22a〜22c 第1〜第3の係止爪 23a,23b ガイド片10 Front bumper protector 11 Front bumper protector main body 11a Central part 11b Plate mounting part 11c Left and right bulging part 11d Screw insertion hole 12 Notch part 13,14 Mounting plate part 13a, 14a Edge 13b, 14b, 14c Square hole 13c, 21d 'Screw insertion Hole 21 Mask (cover body) 21a Flat plate portion 21b Front end portion 21c Rear end portion 21d Tab portion 22a to 22c First to third locking claws 23a, 23b Guide piece
Claims (2)
爪を有し、前記カバー体と樹脂製品の他方に前記係止爪
が係止する係合受け部を有すると共に、前記カバー体と
樹脂製品の一方に案内部を有し、前記カバー体と樹脂製
品の他方に前記案内部を係合する案内受け部を有するカ
バー体と樹脂製品との取付構造であって、 前記複数の係止爪のうち一部は所定の方向に弾性変形し
た状態で前記係合受け部に係合し、他の係止爪は前記の
弾性変形方向とは反対方向に弾性変形した状態で係止さ
れ、前記案内受け部に前記案内部が係合することを特徴
とするカバー体の取付構造。1. A cover body having a plurality of locking claws on one of a cover body and a resin product, and an engagement receiving portion for locking the locking claws on the other side of the cover body and the resin product. And a resin product having a guide portion on one side of the resin product, and a guide receiving portion for engaging the guide portion on the other side of the resin body and the resin product. Some of the retaining pawls are engaged with the engagement receiving portion while elastically deforming in a predetermined direction, and the other locking pawls are engaged while elastically deforming in the direction opposite to the elastic deformation direction. A mounting structure for a cover body, wherein the guide portion is engaged with the guide receiving portion.
合面を傾斜面としてなる請求項2記載の取付構造。2. The mounting structure according to claim 2, wherein an engaging surface of the guide portion with respect to the guide receiving portion is an inclined surface.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23152195A JP3112152B2 (en) | 1995-09-08 | 1995-09-08 | Cover mounting structure |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23152195A JP3112152B2 (en) | 1995-09-08 | 1995-09-08 | Cover mounting structure |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0979228A true JPH0979228A (en) | 1997-03-25 |
JP3112152B2 JP3112152B2 (en) | 2000-11-27 |
Family
ID=16924795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP23152195A Expired - Fee Related JP3112152B2 (en) | 1995-09-08 | 1995-09-08 | Cover mounting structure |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP3112152B2 (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000048866A1 (en) * | 1999-02-19 | 2000-08-24 | Renault | Bumper for motor vehicle |
JP2002178411A (en) * | 2000-12-11 | 2002-06-26 | Kyoraku Co Ltd | Handle structure of plastic molding |
JP2010117043A (en) * | 2008-11-11 | 2010-05-27 | Okamura Corp | Freezing/refrigerating showcase |
JP2013050186A (en) * | 2011-08-31 | 2013-03-14 | Daiwa Kasei Kogyo Kk | Mounting structure by clip |
-
1995
- 1995-09-08 JP JP23152195A patent/JP3112152B2/en not_active Expired - Fee Related
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2000048866A1 (en) * | 1999-02-19 | 2000-08-24 | Renault | Bumper for motor vehicle |
FR2789956A1 (en) * | 1999-02-19 | 2000-08-25 | Renault | Plastic bumper for motor vehicle is made in molded sections with cavities for fixings |
JP2002178411A (en) * | 2000-12-11 | 2002-06-26 | Kyoraku Co Ltd | Handle structure of plastic molding |
JP4733260B2 (en) * | 2000-12-11 | 2011-07-27 | キョーラク株式会社 | Handle structure of plastic molding |
JP2010117043A (en) * | 2008-11-11 | 2010-05-27 | Okamura Corp | Freezing/refrigerating showcase |
JP2013050186A (en) * | 2011-08-31 | 2013-03-14 | Daiwa Kasei Kogyo Kk | Mounting structure by clip |
Also Published As
Publication number | Publication date |
---|---|
JP3112152B2 (en) | 2000-11-27 |
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