JP2587211Y2 - Fastening structure using collar - Google Patents
Fastening structure using collarInfo
- Publication number
- JP2587211Y2 JP2587211Y2 JP1993027273U JP2727393U JP2587211Y2 JP 2587211 Y2 JP2587211 Y2 JP 2587211Y2 JP 1993027273 U JP1993027273 U JP 1993027273U JP 2727393 U JP2727393 U JP 2727393U JP 2587211 Y2 JP2587211 Y2 JP 2587211Y2
- Authority
- JP
- Japan
- Prior art keywords
- collar
- elastic material
- cylindrical portion
- bolt
- elastic
- 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.)
- Expired - Fee Related
Links
Landscapes
- Vehicle Interior And Exterior Ornaments, Soundproofing, And Insulation (AREA)
- Air Bags (AREA)
- Connection Of Plates (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本考案は、弾性材を被締結部材に
ボルトで締結する際、締結部が緩まないようにするため
にボルトと弾性材との間に介装されるカラーおよびそれ
を用いた締結構造に関するものである。BACKGROUND OF THE INVENTION The present invention relates to a collar interposed between a bolt and an elastic member so as to prevent the fastening portion from being loosened when the elastic member is fastened to a member to be fastened by a bolt, and to a collar. It relates to the fastening structure used.
【０００２】[0002]
【従来の技術】従来より、部品を他の部品にボルトによ
って締結する締結構造として、例えば実開平３−６２２
１４号公報に開示されているように、一方の部品を他方
の部品の上に重ねた状態で上記一方の部品の締結孔に金
属スペーサを挿入するとともに、ボルトを上記金属スペ
ーサに嵌挿させて上記他方の部品の締結孔に螺合させ、
この際、ボルトの頭部下面が接触する金属ワッシャと上
記一方の部品との間に弾性ワッシャを介在させることに
より、ボルトの締付力によって上記弾性ワッシャを圧縮
して締結部が緩まないようにするとともに、上記金属ワ
ッシャの高さによってボルトの締付力が必要以上に強く
ならないようにした締結構造が提案されている。2. Description of the Related Art Conventionally, as a fastening structure for fastening a part to another part by bolts, for example, Japanese Utility Model Laid-Open No. 3-622.
As disclosed in Japanese Patent Application Publication No. 14, while one component is placed on the other component, a metal spacer is inserted into the fastening hole of the one component, and a bolt is inserted into the metal spacer. Screw into the fastening hole of the other part,
At this time, the elastic washer is interposed between the metal washer with which the lower surface of the head of the bolt is in contact and the one part, so that the elastic washer is compressed by the tightening force of the bolt so that the fastening portion is not loosened. In addition, a fastening structure has been proposed in which the bolt tightening force is not increased more than necessary by the height of the metal washer.
【０００３】ところで、最近、自動車の衝突時の安全対
策として、インストルメントパネルにエアバッグユニッ
トを装着することが行われており、このエアバッグユニ
ットは、インストルメントパネルに形成された収納部に
収納されて常時は車室内側から見えないようにエアバッ
グリッドによって覆い隠されている。そして、このエア
バッグリッドは弾性材によって固定側に連結されて開放
が規制されているが、衝突時のエアバッグの膨張による
衝撃によって上記弾性材を破断してエアバッグリッドを
開放するようになされている。Recently, as a safety measure in the event of a collision of a vehicle, an airbag unit has been mounted on an instrument panel. This airbag unit is housed in a storage section formed in the instrument panel. It is covered by an airbag lid so that it is not always visible from the vehicle interior. The airbag lid is connected to the fixed side by an elastic material and its opening is regulated, but the airbag lid is opened by breaking the elastic material by an impact due to the expansion of the airbag at the time of collision. .
【０００４】この場合、弾性材がエアバッグリッドに固
着されたボルトにナットで強固に締結されておらず締結
部が緩んでいると、ナットがエアバッグの膨張による衝
撃により飛散して乗員に当たるおそれがあり非常に危険
である。したがって、上記の提案例のように締結部の緩
みを防止するいわゆるカラーをボルトと弾性材との間に
介装することが望ましい。In this case, if the elastic member is not firmly fastened to the bolt fixed to the airbag grid with a nut and the fastening portion is loose, the nut may be scattered by the impact due to the expansion of the airbag and hit the occupant. There is very dangerous. Therefore, it is desirable to interpose a so-called collar for preventing loosening of the fastening portion between the bolt and the elastic material as in the above-mentioned proposal.
【０００５】また、エアバッグリッドは内装品としての
インストルメントパネルと同様に表面に表皮材が設けら
れており、この表皮材はエアバッグの衝撃によって内部
の発泡層が飛散しないように裏側に回り込んで締結部に
まで達している。したがって、一般には、この裏側に回
り込んだ表皮材を弾性材と共にカラーの介在下でボルト
によって締結することとなる。[0005] Further, the air bag grid is provided with a skin material on the surface similarly to the instrument panel as an interior product, and the skin material goes around to the back side so that the foamed layer inside is not scattered by the impact of the air bag. To reach the fastening section. Therefore, in general, the skin material that has wrapped around the back side is fastened together with the elastic material by bolts with the interposition of the collar.
【０００６】[0006]
【考案が解決しようとする課題】ところが、上述の如く
表皮材と弾性材とを一緒に締結する場合、一方が位置ず
れしてカラーの挿入筒部の先端と、ナットまたはボルト
のフランジ部との間に表皮材または弾性材を挟んでいる
と、ボルトの締付力を十分に発揮させることができず、
表皮材または弾性材が撓んで締結部が緩むおそれがあ
る。特に表皮材のような薄手のものは位置合わせが難し
く、位置ずれしないように取扱いに慎重を期すことが必
要である。However, when the skin material and the elastic material are fastened together as described above, one of them is displaced and the tip of the insertion tube portion of the collar and the flange portion of the nut or bolt are connected. If a skin material or an elastic material is interposed between them, the bolt tightening force cannot be sufficiently exerted,
The fastening material may be loosened due to the bending of the skin material or the elastic material. In particular, it is difficult to align a thin material such as a skin material, and it is necessary to take care of handling so as not to shift the position.
【０００７】本考案はかかる点に鑑みてなされたもので
あり、その目的とするところは、カラーを２つの部材に
分割して構成してこの２つの部材で弾性材を挟み付ける
とともに、この２つの部材の関わり方を特定することに
より、上述の如きエアバッグリッドの開放を規制する弾
性材に適用した場合において、簡単な操作で締結時に表
皮材が位置ずれしないようにして締結部の緩みを確実に
防止せんとすることにある。The present invention has been made in view of such a point, and an object of the invention is to divide a collar into two members, sandwich an elastic material between the two members, and form the collar into two members. By specifying how the two members are involved, when applied to the elastic material that regulates the opening of the air bag grid as described above, the loosening of the fastening part is ensured by a simple operation so that the skin material does not shift during fastening. To prevent it.
【０００８】[0008]
【課題を解決するための手段】上記の目的を達成するた
め、本考案の解決手段は、カラーを第１部材と第２部材
とで構成し、上記第１部材として、ボルトの軸部が挿入
される挿入筒部と、該挿入筒部の一端に設けられたフラ
ンジと、上記挿入筒部の他端に設けられ半径方向外方へ
突出する係合部とを備えさせる。さらに、上記第２部材
として、上記第１部材の挿入筒部に外嵌合される筒状部
と、該筒状部の一端に設けられたフランジと、上記筒状
部の他端に設けられ半径方向内方へ突出する係合部とを
備えさせる。そして、上記カラーの第１部材の挿入筒部
を薄手のシート状物の締結孔に挿入した状態で厚手の弾
性材の締結孔を上記挿入筒部に外嵌合させてシート状物
と弾性材とを重ね、この状態で上記第２部材の筒状部を
第１部材の挿入筒部に外嵌合させて該挿入筒部の係合部
に筒状部の係合部を係合させることにより、第１および
第２部材の両フランジで上記シート状物および弾性材の
締結孔周りを挟持する。さらに、この状態で上記第１部
材の挿入筒部にボルトを挿入して該ボルトの軸部にナッ
トを螺合させることにより、上記第１部材と第２部材と
を互いに接近させて上記シート状物および弾性材の重合
部を圧縮し、上記シート状物および弾性材を第１部材側
に配置された被締結部材にカラーを介して締結するよう
にしたことを特徴とする。Means for Solving the Problems To achieve the above object, a solution of the present invention is to form a collar by a first member and a second member, and to insert the shaft of a bolt as the first member. An insertion tube portion, a flange provided at one end of the insertion tube portion, and an engaging portion provided at the other end of the insertion tube portion and protruding outward in the radial direction. Further, as the second member, a tubular portion externally fitted to the insertion tubular portion of the first member, a flange provided at one end of the tubular portion, and provided at the other end of the tubular portion And an engaging portion protruding inward in the radial direction. Then, with the insertion cylindrical portion of the first member of the collar inserted into the fastening hole of the thin sheet-like material, the fastening hole of the thick elastic material is fitted externally to the insertion cylindrical portion to form the sheet-like material and the elastic material. In this state, the cylindrical portion of the second member is externally fitted to the insertion cylindrical portion of the first member, and the engaging portion of the cylindrical portion is engaged with the engaging portion of the insertion cylindrical portion. Accordingly, both flanges of the first and second members sandwich the periphery of the fastening hole of the sheet material and the elastic material. Further, in this state, a bolt is inserted into the insertion tube portion of the first member, and a nut is screwed into a shaft portion of the bolt, so that the first member and the second member are brought closer to each other to form the sheet-like member. The overlapping portion of the material and the elastic material is compressed, and the sheet-like material and the elastic material are fastened to a member to be fastened disposed on the first member side via a collar.
【０００９】[0009]
【作用】上記の構成により、本考案の解決手段では、ま
ず、カラーの第１部材の挿入筒部が薄手のシート状物の
締結孔に挿入され、この状態で厚手の弾性材の締結孔が
上記挿入筒部に外嵌合されてシート状物と弾性材とが重
ねられる。With the above arrangement, according to the solution of the present invention, first, the insertion cylindrical portion of the first member of the collar is inserted into the fastening hole of the thin sheet-like material, and in this state, the fastening hole of the thick elastic material is inserted. The sheet-like material and the elastic material are overlapped with each other by being externally fitted to the insertion tube portion.
【００１０】次いで、この状態で第２部材の筒状部が上
記第１部材の挿入筒部に外嵌合されて該挿入筒部の半径
方向外方へ突出する係合部に、筒状部の半径方向内方へ
突出する係合部が係合されることにより、第１および第
２部材の両フランジで上記シート状物および弾性材の締
結孔周りが挟持される。Next, in this state, the cylindrical portion of the second member is fitted to the insertion tube portion of the first member, and the cylindrical portion is fitted to the engagement portion projecting outward in the radial direction of the insertion tube portion. By engaging the engaging portion projecting inward in the radial direction, the flanges of the first and second members sandwich the fastening hole of the sheet-like material and the elastic material.
【００１１】その後、この状態で上記第１部材の挿入筒
部にボルトが挿入されて該ボルトの軸部にナットが螺合
されることにより、上記第１部材と第２部材とが互いに
接近されて上記シート状物および弾性材の重合部が圧縮
され、上記シート状物および弾性材が第１部材側に配置
された被締結部材にカラーを介して締結される。Thereafter, in this state, a bolt is inserted into the insertion tube portion of the first member, and a nut is screwed into a shaft portion of the bolt, so that the first member and the second member approach each other. As a result, the overlapping portion of the sheet and the elastic material is compressed, and the sheet and the elastic material are fastened to the member to be fastened disposed on the first member side via a collar.
【００１２】このことから、第１部材の挿入筒部の基端
側に位置ずれし易い薄手の表皮材が、先端側に厚手の弾
性材がそれぞれ位置し、上記表皮材はその締結孔から突
出する挿入筒部によって該挿入筒部からの外れが防止さ
れ、位置ずれしない。Therefore, a thin skin material which is easily displaced at the base end side of the insertion tube portion of the first member and a thick elastic material are positioned at the distal end side, and the skin material protrudes from the fastening hole. The insertion tube portion prevents the insertion tube portion from being detached from the insertion tube portion and does not shift.
【００１３】また、上記弾性材は挿入筒部の先端側に位
置するとはいえ厚手であることから、その締結孔から挿
入筒部の先端が突出していなくても、締結孔の一部には
挿入筒部が挿入されており、よって弾性材は挿入筒部か
ら外れず、位置ずれしない。Further, since the elastic material is thick at the distal end side of the insertion tube portion, even if the distal end of the insertion tube portion does not protrude from the fastening hole, it is inserted into a part of the fastening hole. The tubular portion is inserted, so that the elastic material does not come off the inserted tubular portion and does not shift.
【００１４】したがって、締結時、表皮材および弾性材
の位置ずれにそれ程気を使わなくてよく、簡単な操作で
締結部の緩みが確実に防止される。Therefore, it is not necessary to pay much attention to the displacement between the skin material and the elastic material at the time of fastening, and loosening of the fastening portion is reliably prevented by a simple operation.
【００１５】さらに、第１部材の係合部と第２部材の係
合部とは挿入筒部の外側で互いに係合していることか
ら、挿入筒部にボルトを挿入した際、該ボルトの軸部が
上記両係合部に当たらず、第１部材と第２部材とがボル
トの軸部に押されて外れるということがない。Further, since the engaging portion of the first member and the engaging portion of the second member are engaged with each other on the outside of the insertion tube portion, when the bolt is inserted into the insertion tube portion, the bolt is inserted. The first member and the second member do not come off by being pushed by the shaft portion of the bolt because the shaft portion does not contact the two engaging portions.
【００１６】[0016]
【実施例】以下、本考案の実施例を図面に基づいて説明
する。DESCRIPTION OF THE PREFERRED EMBODIMENTS Embodiments of the present invention will be described below with reference to the drawings.
【００１７】図５および図７は自動車のインストルメン
トパネルＡを示し、該インストルメントパネルＡには、
内部に収納されたエアバッグユニットＢを車室内側から
見えないように覆い隠すエアバッグリッドＣが取り付け
られている。FIGS. 5 and 7 show an instrument panel A of a motor vehicle.
An airbag lid C that covers and hides the airbag unit B housed inside so as not to be seen from the vehicle interior side is attached.
【００１８】上記インストルメントパネルＡは、樹脂製
基材１と樹脂製表皮材３との間にポリウレタン等の発泡
体からなる樹脂発泡層５が一体に成形されて構成されて
いる。一方、上記エアバッグリッドＣは、金属製心材７
と薄手のシート状物としての樹脂製表皮材９との間にポ
リウレタン等の発泡体からなる樹脂発泡層１１が一体に
成形されて構成され、上記表皮材９の下端はリッド裏面
に折り返されて後述する弾性材２５に締結されている。The instrument panel A is formed by integrally molding a resin foam layer 5 made of a foam such as polyurethane between a resin base material 1 and a resin skin material 3. On the other hand, the air bag grid C is made of a metal core material 7.
A resin foam layer 11 made of a foam such as polyurethane is integrally formed between the resin sheet material 9 and a thin sheet-like resin material material 9. The lower end of the skin material 9 is folded back to the rear surface of the lid. It is fastened to an elastic member 25 described later.
【００１９】図６に示すように、上記エアバッグリッド
Ｃの裏面（心材７）の上端には４本のボルト１３，１
３，…が突設され、該各ボルト１３にヒンジブラケット
１５の一端側に形成された４つの締結孔１５ａ，１５
ａ，…を嵌合させてナット１７，１７，…を上記各ボル
ト１３に螺合させることにより、上記ヒンジブラケット
１５がエアバッグリッドＣの裏面（心材７）の上端に取
り付けられている。また、上記ヒンジブラケット１５の
他端側に形成された４つの締結孔１５ｂ，１５ｂ，…を
上記エアバッグユニットＢの上端に突設した４本のボル
ト（図示せず）に挿入してナット２１，２１，…を上記
各ボルトに螺合させることにより、上記エアバッグリッ
ドＣがヒンジブラケット１５を介してエアバッグユニッ
トＢに取り付けられている。As shown in FIG. 6, four bolts 13, 1 are provided on the upper end of the back surface (core material 7) of the air bag grid C.
, And four fastening holes 15 a, 15 formed in one end of the hinge bracket 15 in each bolt 13.
are fitted and the nuts 17, 17,... are screwed into the bolts 13, so that the hinge bracket 15 is attached to the upper end of the back surface (core 7) of the airbag grid C. Also, four fastening holes 15b, 15b,... Formed on the other end of the hinge bracket 15 are inserted into four bolts (not shown) projecting from the upper end of the airbag unit B, and nuts 21 are formed. , 21,... Are screwed into the bolts, whereby the airbag lid C is attached to the airbag unit B via the hinge bracket 15.
【００２０】一方、上記エアバッグリッドＣの裏面（心
材７）の下端にも４本のボルト２３，２３，…が突設さ
れ、該各ボルト２３に上記表皮材９端末に形成された４
つの締結孔９ａ，９ａ，…および厚手のゴム製弾性材２
５の一端側に形成された４つの締結孔２５ａ，２５ａ，
…を嵌合させ、さらにリング状のプレート２７，２７，
…を嵌合させてナット２９，２９，…を上記各ボルト２
３に螺合させることにより、上記弾性材２５がエアバッ
グリッドＣの裏面（心材７）の下端に取り付けられてい
る。また、上記弾性材２５の他端側に形成された４つの
締結孔２５ｂ，２５ｂ，…を上記エアバッグユニットＢ
の下端に突設した４本のボルト（図示せず）に挿入して
ナット３３，３３，…を上記各ボルトに螺合させること
により、上記エアバッグリッドＣの開放が上記弾性材２
５によって規制されている。この弾性材２５はエアバッ
グの膨張による衝撃によって破断し、これによりエアバ
ッグリッドＣがヒンジブラケット１５を支点として上方
に回動するようになされている。On the other hand, four bolts 23, 23,... Are also protruded from the lower end of the back surface (core material 7) of the air bag grid C, and each bolt 23 is formed with a terminal 4 formed at the end of the skin material 9.
.. And the thick rubber elastic member 2
5, four fastening holes 25a, 25a,
Are fitted, and the ring-shaped plates 27, 27,
, And nuts 29, 29,.
3, the elastic member 25 is attached to the lower end of the back surface (core member 7) of the airbag grid C. The four fastening holes 25b, 25b,... Formed at the other end of the elastic member 25 are connected to the airbag unit B.
Are screwed into the four bolts (not shown) projecting from the lower ends of the elastic members 2 to screw the nuts 33, 33,.
5 The elastic member 25 is broken by an impact due to the inflation of the airbag, whereby the airbag lid C rotates upward with the hinge bracket 15 as a fulcrum.
【００２１】上記弾性材２５のエアバッグリッドＣに対
する締結部であるボルト２３と弾性材２５との間には、
ナット２９の緩みを防止するための金属製カラー３５が
介装され、上記ナット２９がエアバッグの作動により飛
散して乗員に当たるおそれを回避している。Between the elastic member 25 and the bolt 23 which is a fastening portion of the elastic member 25 to the air bag grid C,
A metal collar 35 for preventing the nut 29 from loosening is interposed to avoid the possibility that the nut 29 is scattered by the operation of the airbag and hit the occupant.
【００２２】図１〜図４に示すように、上記カラー３５
は、第１部材３７と第２部材３９とからなる。上記第１
部材３７は、図３に示すように、上記ボルト２３の軸部
２３ａが挿入される挿入筒部４１を備えてなり、該挿入
筒部４１は、上記弾性材２５の締結孔２５ａおよび表皮
材９の締結孔９ａに一方の側から挿入されるようになさ
れている。また、上記挿入筒部４１の一端には、上記弾
性材２５の一方の面の締結孔２５ａ周りに表皮材９を介
して当接する円板状のフランジ４３が一体に形成されて
いる。さらに、上記挿入筒部４１の他端には半径方向外
方へ突出する係合部としてのリング状の係合突起４１ａ
が一体に形成されている。As shown in FIG. 1 to FIG.
Consists of a first member 37 and a second member 39. The first
As shown in FIG. 3, the member 37 includes an insertion tube portion 41 into which the shaft portion 23a of the bolt 23 is inserted, and the insertion tube portion 41 includes the fastening hole 25a of the elastic member 25 and the skin material 9. Is inserted from one side into the fastening hole 9a. At one end of the insertion tube portion 41, a disc-shaped flange 43 is formed integrally with the elastic member 25 and is in contact with the fastening hole 25a on one surface of the elastic member 25 via the skin material 9. Further, a ring-shaped engagement protrusion 41a as an engagement portion protruding radially outward is provided at the other end of the insertion tube portion 41.
Are integrally formed.
【００２３】一方、上記第２部材３９は、図４に示すよ
うに、上記第１部材３７の挿入筒部４１に外嵌合される
３つの弾性片４７，４７，４７からなる筒状部４９を備
えてなり、該筒状部４９は上記弾性材２５の締結孔２５
ａおよび表皮材９の締結孔９ａに他方の側から挿入され
るようになされている。また、上記筒状部４９の一端に
は、上記弾性材２５の他方の面の締結孔２５ａ周りに当
接する円板状のフランジ５１が一体に形成されている。
さらに、上記筒状部４９の各弾性片４７の他端には半径
方向内方へ突出する係合部としての係合爪４７ａが一体
に形成されている。On the other hand, as shown in FIG. 4, the second member 39 has a cylindrical portion 49 composed of three elastic pieces 47, 47, 47 which are externally fitted to the insertion cylindrical portion 41 of the first member 37. The cylindrical portion 49 is provided with a fastening hole 25 of the elastic member 25.
a and into the fastening holes 9a of the skin material 9 from the other side. In addition, at one end of the cylindrical portion 49, a disc-shaped flange 51 that is in contact with the periphery of the fastening hole 25a on the other surface of the elastic member 25 is integrally formed.
Further, the other end of each elastic piece 47 of the tubular portion 49 is integrally formed with an engaging claw 47a as an engaging portion projecting inward in the radial direction.
【００２４】そして、上述の如く構成されたカラー３５
は次のようにして使用される。The collar 35 constructed as described above is used.
Is used as follows.
【００２５】まず、薄手の表皮材９の締結孔９ａをカラ
ー３５の第１部材３７の挿入筒部４１に嵌合させる。First, the fastening hole 9a of the thin skin material 9 is fitted into the insertion tube portion 41 of the first member 37 of the collar 35.
【００２６】次いで、厚手の弾性材２５の締結孔２５ａ
を上記挿入筒部４１に嵌合させ上記表皮材９と弾性材２
５とを重ねる。Next, the fastening hole 25a of the thick elastic member 25 is formed.
Is fitted into the insertion tube portion 41 and the skin material 9 and the elastic material 2
Repeat with 5.
【００２７】この状態で、上記弾性材２５の一部が上記
挿入筒部４１の先端からはみ出ているが、残りの部分は
挿入筒部４１に嵌合していることから、上記弾性材２５
の挿入筒部４１からの離脱を挿入筒部４１で規制するこ
とができ、弾性材２５の位置ずれを防止することができ
る。In this state, a part of the elastic member 25 protrudes from the tip of the insertion tube portion 41, but the remaining portion is fitted into the insertion tube portion 41, so that the elastic member 25
Of the elastic member 25 can be prevented, and the displacement of the elastic member 25 can be prevented.
【００２８】また、上記表皮材９は弾性材２５よりも基
端側に位置して挿入筒部４１に完全に嵌合し、しかも弾
性材２５とフランジ４３とで挟まれていることから、挿
入筒部４１からの離脱を確実に規制することができ、表
皮材９の位置ずれを確実に防止することができる。Further, since the skin material 9 is located closer to the base end than the elastic material 25 and is completely fitted into the insertion tube portion 41, and is sandwiched between the elastic material 25 and the flange 43, Detachment from the tubular portion 41 can be reliably restricted, and displacement of the skin material 9 can be reliably prevented.
【００２９】その後、第２部材３９の筒状部４９を上記
第１部材３７の挿入筒部４１に外嵌合させて該挿入筒部
４１の係合突起４１ａに筒状部４９の各係合爪４７ａを
係合させ、第１および第２部材３７，３９の両フランジ
４３，５１で上記表皮材９および弾性材２５の締結孔９
ａ，２５ａ周りを挟持する。Thereafter, the cylindrical portion 49 of the second member 39 is externally fitted to the insertion cylindrical portion 41 of the first member 37, and the engaging projection 41a of the insertion cylindrical portion 41 is engaged with each of the cylindrical portions 49. The claws 47a are engaged, and the fastening holes 9 of the skin material 9 and the elastic material 25 are formed by the flanges 43, 51 of the first and second members 37, 39.
a, 25a.
【００３０】しかる後、弾性材２５と表皮材９とにカラ
ー３５を取り付けた状態で、第１部材３７の挿入筒部４
１にボルト２３の軸部２３ａを挿通し、上記ボルト２３
の軸部２３ａにナット２９を螺合させることにより、上
記第１部材３７と第２部材３９とを互いに接近させて上
記表皮材９および弾性材２５の重合部を圧縮し、上記表
皮材９および弾性片４７を弾性材２５側に配置された被
締結部材としてのエアバッグリッドＣにカラー３５を介
して締結する。Thereafter, with the collar 35 attached to the elastic member 25 and the skin member 9, the insertion cylindrical portion 4 of the first member 37 is provided.
1 through the shaft 23a of the bolt 23, and
The first member 37 and the second member 39 are brought close to each other by compressing the overlapping portion of the skin material 9 and the elastic material 25 by screwing the nut 29 to the shaft portion 23a of the skin material 9 and the skin material 9 and The elastic piece 47 is fastened to the airbag lid C as a member to be fastened via the collar 35 as a member to be fastened disposed on the elastic member 25 side.
【００３１】したがって、締結時、表皮材９および弾性
材２５の位置ずれにそれ程気を使わなくてよく、簡単な
操作で締結部の緩みを確実に防止することができる。Therefore, at the time of fastening, it is not necessary to pay much attention to the displacement between the skin material 9 and the elastic material 25, and loosening of the fastening portion can be reliably prevented by a simple operation.
【００３２】さらに、第１部材３７の係合突起４１ａと
第２部材３９の係合爪４７ａを挿入筒部４１の外側で互
いに係合させていることから、挿入筒部４１にボルト２
３を挿入した際、該ボルト２３の軸部２３ａが上記係合
突起４１ａおよび係合爪４７ａに当たるのを防止するこ
とができ、第１部材３７と第２部材３９とがボルト２３
の軸部２３ａに押されて外れるのをなくすことができ
る。Further, since the engagement projection 41a of the first member 37 and the engagement claw 47a of the second member 39 are engaged with each other outside the insertion tube 41, the bolt 2 is attached to the insertion tube 41.
3, the shaft 23a of the bolt 23 can be prevented from hitting the engagement protrusion 41a and the engagement claw 47a, and the first member 37 and the second member 39
Can be eliminated by being pushed by the shaft portion 23a.
【００３３】[0033]
【考案の効果】以上説明したように、本考案によれば、
カラーの第１部材の挿入筒部を薄手のシート状物の締結
孔に挿入した状態で厚手の弾性材の締結孔を上記挿入筒
部に外嵌合させてシート状物と弾性材とを重ね、この状
態で上記第２部材の筒状部を第１部材の挿入筒部に外嵌
合させて該挿入筒部の係合部に筒状部の係合部を係合さ
せることにより、第１および第２部材の両フランジで上
記シート状物および弾性材の締結孔周りを挟持し、この
状態で上記第１部材の挿入筒部にボルトを挿入して該ボ
ルトの軸部にナットを螺合させることにより、上記第１
部材と第２部材とを互いに接近させて上記シート状物お
よび弾性材の重合部を圧縮し、上記シート状物および弾
性材を第１部材側に配置された被締結部材にカラーを介
して締結するようにした。したがって、第１部材の挿入
筒部の基端側に位置ずれし易い薄手の表皮材が、先端側
に厚手の弾性材がそれぞれ位置し、両者の挿入筒部から
の外れを規制して位置ずれを防止することができ、締結
時、簡単な操作で締結部の緩みを確実に防止することが
できる。さらに、第１部材の係合部と第２部材の係合部
との挿入筒部外側における係合により、第１および第２
部材のボルトとの干渉による離脱を防止することができ
る。[Effects of the Invention] As described above, according to the present invention,
In a state where the insertion cylindrical portion of the first member of the collar is inserted into the fastening hole of the thin sheet-like material, the fastening hole of the thick elastic material is externally fitted to the insertion cylindrical portion to overlap the sheet-like material and the elastic material. In this state, the cylindrical portion of the second member is externally fitted to the insertion cylindrical portion of the first member, and the engaging portion of the cylindrical portion is engaged with the engaging portion of the insertion cylindrical portion. The flanges of the first and second members are sandwiched around the fastening holes of the sheet-like material and the elastic material. In this state, a bolt is inserted into the insertion cylinder of the first member, and a nut is screwed into the shaft of the bolt. By combining them, the first
The member and the second member are brought closer to each other to compress the overlapping portion of the sheet-like material and the elastic material, and the sheet-like material and the elastic material are fastened to the member to be fastened disposed on the first member side via a collar. I did it. Therefore, the thin skin material that is easily displaced to the base end side of the insertion tube portion of the first member, and the thick elastic material are located at the distal end side, respectively, restricting disengagement from both insertion tube portions and displacing. Can be prevented, and loosening of the fastening portion can be reliably prevented by a simple operation at the time of fastening. Further, the engagement between the engaging portion of the first member and the engaging portion of the second member on the outside of the insertion tube portion allows the first and second members to be engaged.
The detachment of the member due to interference with the bolt can be prevented.
【図１】エアバッグリッドに弾性材を取り付けた状態を
示す縦断面図である。FIG. 1 is a longitudinal sectional view showing a state in which an elastic material is attached to an air bag grid.
【図２】弾性材と表皮材とをカラーで挟持した状態を示
す縦断面図である。FIG. 2 is a longitudinal sectional view showing a state in which an elastic material and a skin material are sandwiched between collars.
【図３】第１部材の斜視図である。FIG. 3 is a perspective view of a first member.
【図４】第２部材の斜視図である。FIG. 4 is a perspective view of a second member.
【図５】図７のＶ−Ｖ線における断面図である．FIG. 5 is a sectional view taken along line VV in FIG. 7;
【図６】エアバッグリッドにヒンジブラケットおよび弾
性材を取り付ける前の分解斜視図である。FIG. 6 is an exploded perspective view showing a state before a hinge bracket and an elastic member are attached to the air bag grid.
【図７】インストルメントパネルのエアバッグリッド部
分を示す斜視図である。FIG. 7 is a perspective view showing an air bag grid portion of the instrument panel.
９ 表皮材９（シート状物） ９ａ 締結孔 ２３ ボルト ２３ａ 軸部 ２５ 弾性材 ２９ ナット ３５ カラー ３７ 第１部材 ３９ 第２部材 ４１ 挿入筒部 ４１ａ 係合突起（係合部） ４３ フランジ ４７ａ 係合爪（係合部） ４９ 筒状部 ５１ フランジ Ｃ エアバッグリッド（被締結部材） 9 Skin material 9 (sheet-like material) 9a Fastening hole 23 Bolt 23a Shaft part 25 Elastic material 29 Nut 35 Collar 37 First member 39 Second member 41 Insertion tube part 41a Engagement projection (engagement part) 43 Flange 47a Engage Claw (engagement part) 49 Tubular part 51 Flange C Airbag lid (member to be fastened)
フロントページの続き (56)参考文献 実開 平５−96533（ＪＰ，Ｕ) 実開 平６−40422（ＪＰ，Ｕ) 実開 昭59−12774（ＪＰ，Ｕ) 実開 昭63−94305（ＪＰ，Ｕ) 実開 平３−62214（ＪＰ，Ｕ) (58)調査した分野(Int.Cl.6，ＤＢ名) F16B 5/02 B60R 13/02 B60R 21/20Continuation of the front page (56) References JP-A 5-96533 (JP, U) JP-A 6-40422 (JP, U) JP-A 59-12774 (JP, U) JP-A 63-94305 (JP) , U) Hikaru Hira 3-62214 (JP, U) (58) Field surveyed (Int. Cl. 6 , DB name) F16B 5/02 B60R 13/02 B60R 21/20
Claims (1)
該挿入筒部の一端に設けられたフランジと、上記挿入筒
部の他端に設けられ半径方向外方へ突出する係合部とを
備えた第１部材と、 該第１部材の挿入筒部に外嵌合される筒状部と、該筒状
部の一端に設けられたフランジと、上記筒状部の他端に
設けられ半径方向内方へ突出する係合部とを備えた第２
部材とでカラーを構成し、 該カラーの第１部材の挿入筒部を薄手のシート状物の締
結孔に挿入した状態で厚手の弾性材の締結孔を上記挿入
筒部に外嵌合させてシート状物と弾性材とを重ね、この
状態で上記第２部材の筒状部を第１部材の挿入筒部に外
嵌合させて該挿入筒部の係合部に筒状部の係合部を係合
させることにより、第１および第２部材の両フランジで
上記シート状物および弾性材の締結孔周りを挟持し、こ
の状態で上記第１部材の挿入筒部にボルトを挿入して該
ボルトの軸部にナットを螺合させることにより、上記第
１部材と第２部材とを互いに接近させて上記シート状物
および弾性材の重合部を圧縮し、上記シート状物および
弾性材を第１部材側に配置された被締結部材にカラーを
介して締結するようにしたことを特徴とするカラーを用
いた締結構造。An insertion cylinder into which a bolt shaft is inserted;
A first member including a flange provided at one end of the insertion tube portion, and an engagement portion provided at the other end of the insertion tube portion and protruding radially outward; and an insertion tube portion of the first member. A cylindrical portion externally fitted on the cylindrical portion, a flange provided at one end of the cylindrical portion, and an engaging portion provided at the other end of the cylindrical portion and protruding inward in the radial direction.
A collar is constituted by the members, and a fastening hole made of a thick elastic material is fitted to the insertion cylinder in a state where the insertion cylinder of the first member of the collar is inserted into the fastening hole of the thin sheet. The sheet-like material and the elastic material are overlapped, and in this state, the cylindrical portion of the second member is externally fitted to the insertion cylinder of the first member, and the engagement of the cylindrical portion with the engagement portion of the insertion cylinder is performed. By engaging the parts, the flanges of the first and second members are clamped around the fastening holes of the sheet-like material and the elastic material, and in this state, a bolt is inserted into the insertion cylinder of the first member. By screwing a nut to the shaft of the bolt, the first member and the second member are brought close to each other to compress the overlapping portion of the sheet-like material and the elastic material, and the sheet-like material and the elastic material are combined. A collar connected to a member to be fastened disposed on the first member side via a collar. A fastening structure using a horn.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1993027273U JP2587211Y2 (en) | 1993-05-25 | 1993-05-25 | Fastening structure using collar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1993027273U JP2587211Y2 (en) | 1993-05-25 | 1993-05-25 | Fastening structure using collar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0685908U JPH0685908U (en) | 1994-12-13 |
| JP2587211Y2 true JP2587211Y2 (en) | 1998-12-16 |
Family
ID=12216478
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1993027273U Expired - Fee Related JP2587211Y2 (en) | 1993-05-25 | 1993-05-25 | Fastening structure using collar |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2587211Y2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011131765A (en) * | 2009-12-25 | 2011-07-07 | Honda Motor Co Ltd | Mounting structure of airbag |
| CN113766772B (en) * | 2020-06-02 | 2023-09-15 | 英业达科技有限公司 | Shell structure |
-
1993
- 1993-05-25 JP JP1993027273U patent/JP2587211Y2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0685908U (en) | 1994-12-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 19980922 |
|
| LAPS | Cancellation because of no payment of annual fees |