JPH0638340A - Grommet for cord - Google Patents
Grommet for cordInfo
- Publication number
- JPH0638340A JPH0638340A JP4194054A JP19405492A JPH0638340A JP H0638340 A JPH0638340 A JP H0638340A JP 4194054 A JP4194054 A JP 4194054A JP 19405492 A JP19405492 A JP 19405492A JP H0638340 A JPH0638340 A JP H0638340A
- Authority
- JP
- Japan
- Prior art keywords
- hole
- cord
- cap
- grommet
- fitted
- 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
- Insertion, Bundling And Securing Of Wires For Electric Apparatuses (AREA)
- Insulating Bodies (AREA)
- Installation Of Indoor Wiring (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は、例えばリヤーコンビネ
ーションランプ等の車両用灯具と電源とを結ぶコードを
車体（壁）に開設した透孔に水密に通すコード用グロメ
ットに係り、特にテーピングが不要であり、その分組み
付け作業が簡略化され、かつ外観が整然化され、その上
水密性が向上されるコード用グロメットに関するもので
ある。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cord grommet for watertightly passing a cord connecting a vehicle lighting device such as a rear combination lamp and a power source through a through hole formed in a vehicle body (wall), and no taping is required. The present invention relates to a grommet for a cord, in which the assembling work is simplified, the appearance is ordered, and the watertightness is improved.
【０００２】[0002]
【従来の技術】以下、従来のコード用グロメットを図５
を参照して説明する。図において、１は壁としての車体
である。この車体１に円形の透孔１０を開設する。図に
おいて、２はグロメットである。このグロメット２は、
合成ゴム等からなり、中央の管状のコード挿通部２０
と、外側のリング状の嵌合部２１と、その嵌合部２１の
外周の一端側に設けた環状の嵌合溝２２と、前記外側の
嵌合部２１と前記中央のコード挿通部２０とをフレキシ
ブルに連結する連結部２３とからなる。図において、３
は例えばリヤーコンビネーションランプ等の車両用灯具
（図示せず）と電源（図示せず）とを結ぶコードであ
る。次に、上述の従来のコード用グロメットの組み付け
作業について説明する。まず、グロメット２のコード挿
通部２０中に複数本のコード３を挿通し、そのグロメッ
ト２のコード挿通部２０の両端部とコード３とにテープ
３０を巻き付ける。かかるグロメット２の嵌合部２１の
一端側を車体１の透孔１０に圧入して、その車体１の透
孔１０の縁にグロメット２の嵌合溝２２を嵌合させるこ
とにより、コード３をグロメット２を介して車体１の透
孔１０に水密に通すことができる。又は、グロメット２
の嵌合部２１の一端側を車体１の透孔１０に圧入して、
その車体１の透孔１０の縁にグロメット２の嵌合溝２２
を嵌合させて、グロメット２を車体１に固定する。それ
から、そのグロメット２のコード挿通部２０中にコード
３を挿通し、そのグロメット２のコード挿通部２０の両
端部とコード３とにテープ３０を巻き付けることによ
り、コード３をグロメット２を介して車体１の透孔１０
に水密に通すことができる。2. Description of the Related Art A conventional cord grommet is shown in FIG.
Will be described with reference to. In the figure, 1 is a vehicle body as a wall. A circular through hole 10 is formed in the vehicle body 1. In the figure, 2 is a grommet. This grommet 2
A central tubular cord insertion portion 20 made of synthetic rubber or the like
An outer ring-shaped fitting portion 21, an annular fitting groove 22 provided at one end of the outer circumference of the fitting portion 21, the outer fitting portion 21, and the central cord insertion portion 20. And a connecting portion 23 that flexibly connects. In the figure, 3
Is a cord connecting a vehicle lamp (not shown) such as a rear combination lamp and a power source (not shown). Next, the assembling work of the above-mentioned conventional cord grommet will be described. First, a plurality of cords 3 are inserted into the cord insertion portion 20 of the grommet 2, and the tape 30 is wound around both ends of the cord insertion portion 20 of the grommet 2 and the cord 3. By pressing one end side of the fitting portion 21 of the grommet 2 into the through hole 10 of the vehicle body 1 and fitting the fitting groove 22 of the grommet 2 into the edge of the through hole 10 of the vehicle body 1, the cord 3 is fixed. It can be watertightly passed through the through hole 10 of the vehicle body 1 via the grommet 2. Or grommet 2
One end side of the fitting portion 21 of is pressed into the through hole 10 of the vehicle body 1,
The fitting groove 22 of the grommet 2 is provided on the edge of the through hole 10 of the vehicle body 1.
Are fitted to fix the grommet 2 to the vehicle body 1. Then, the cord 3 is inserted into the cord insertion portion 20 of the grommet 2, and the tape 30 is wound around both ends of the cord insertion portion 20 of the grommet 2 and the cord 3 so that the cord 3 is inserted through the grommet 2. 1 through hole 10
Can be watertightly passed through.
【０００３】[0003]
【発明が解決しようとする課題】ところが、上述の従来
のコード用グロメットは、ただ単にグロメット２のコー
ド挿通部２０中にコード３を挿通するものであるから、
そのグロメット２のコード挿通部２０中に挿通したコー
ド３とグロメット２のコード挿通部２０の両端部とに防
水のためにテープ３０を巻き付ける必要がある。このた
めに、グロメット２の組み付け作業が煩雑であり、かつ
外観上テーピング３０が見え、見栄えが悪い等の問題が
ある。However, in the above-mentioned conventional cord grommet, the cord 3 is simply inserted into the cord insertion portion 20 of the grommet 2.
It is necessary to wind the tape 30 around the cord 3 inserted into the cord insertion portion 20 of the grommet 2 and both ends of the cord insertion portion 20 of the grommet 2 for waterproofing. For this reason, there is a problem that the assembling work of the grommet 2 is complicated, and the taping 30 is visible in appearance, and the appearance is not good.
【０００４】本発明の目的は、組み付け作業が簡単で、
かつ外観上の見栄えが良く、その上水密性が向上される
コード用グロメットを提供することにある。An object of the present invention is that the assembling work is simple,
Another object of the present invention is to provide a grommet for a cord that has a good appearance and is improved in watertightness.
【０００５】[0005]
【課題を解決するための手段】本発明は、上記の問題を
解決するために、ゴム製のインナー部と、ゴム製のアウ
ター部と、樹脂製のキャップ部と、樹脂製のリング部を
備え、前記インナー部にコードを通す透孔を設け、一方
前記アウター部の中央に前記キャップ部及びリング部を
嵌合しかつ前記コードを挿通する透孔を設けると共に、
そのアウター部の外周面に前記壁の透孔の縁に嵌合する
嵌合部を設け、前記キャップ部に前記インナー部を締り
ばめの状態で嵌合しかつ前記アウター部の透孔に締りば
めの状態で嵌合する形状をなす筒部を設け、前記リング
部に、前記キャップ部に嵌合する嵌合部と、前記キャッ
プ部に嵌合した際に前記インナー部を押える押え部と
を、設けたことを特徴とする。In order to solve the above problems, the present invention comprises a rubber inner part, a rubber outer part, a resin cap part, and a resin ring part. A through hole through which the cord is passed through the inner portion, while a through hole through which the cap portion and the ring portion are fitted and through which the cord is inserted is provided in the center of the outer portion,
A fitting portion is provided on the outer peripheral surface of the outer portion for fitting to the edge of the through hole of the wall, the inner portion is fitted into the cap portion in an interference fit state, and the inner portion is fitted into the through hole of the outer portion. A tubular portion having a shape to be fitted in a fit state is provided, and the ring portion includes a fitting portion that fits into the cap portion, and a holding portion that holds down the inner portion when fitted into the cap portion. Is provided.
【０００６】[0006]
【作用】本発明は、上記の構成により、キャップ部の筒
部中にインナー部を締りばめで保持させると共に、その
キャップ部の筒部をアウター部の透孔に締りばめで保持
させると、そのキャップ部の筒部とインナー部との締り
ばめ及びそのキャップ部の筒部とアウター部との締りば
めの反力で、防水のためのテーピングを施さずに、イン
ナー部の透孔とコードとの水密性が確固に保たれ、かつ
アウター部の嵌合部と壁の透孔の縁との水密性も確固に
保たれる。しかも、防水のためのテーピングを施す必要
がないので、その分組み付け作業が簡略化され、かつ外
観が整然化される。According to the present invention, when the inner portion is retained in the tubular portion of the cap portion by the interference fit and the tubular portion of the cap portion is held in the through hole of the outer portion by the interference fit according to the above construction, The reaction force of the interference fit between the tubular part of the cap part and the inner part and the interference fit between the tubular part of the cap part and the outer part does not require taping for waterproofing, and the through hole and cord of the inner part The water-tightness between the fitting portion of the outer portion and the edge of the through hole of the wall is also securely held. Moreover, since it is not necessary to apply taping for waterproofing, the assembling work is simplified and the appearance is neatly arranged.
【０００７】また、本発明は、キャップ部にリング部を
嵌合することにより、そのリング部でインナー部を押え
るので、少なくともリング部で押えた方向にインナー部
が抜けるのを防ぐことができる。Further, according to the present invention, by fitting the ring portion to the cap portion, the inner portion is pressed by the ring portion, so that the inner portion can be prevented from coming off at least in the direction pressed by the ring portion.
【０００８】[0008]
【実施例】以下、本発明に係るコード用グロメットの一
実施例を図１乃至図４を参照して説明する。図中、図５
と同符号は同一のものを示す。図において、１１は車体
１の透孔１０の縁を直角に折り曲げて形成したフランジ
部である。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a cord grommet according to the present invention will be described below with reference to FIGS. In the figure, FIG.
The same reference numerals denote the same items. In the figure, 11 is a flange portion formed by bending the edge of the through hole 10 of the vehicle body 1 at a right angle.
【０００９】図において、４はインナー部である。この
インナー部４は、合成ゴム、例えばＥＰＤＭ（エチレン
・プロピレンゴム）からなり、短い円柱形状をなす。こ
のインナー部４にコード３を通すための複数個の透孔４
０をインナー部４の軸方向に等間隔に設けると共に、イ
ンナー部４の外周面から前記透孔４０までの間にコード
３を前記透孔４０中にセットするための切れ目４１をイ
ンナー部４の径方向に設ける。上述のインナー部４の透
孔４０の数は、コード３の通す本数によって、例えば図
３（Ａ）、（Ｂ）、（Ｃ）に示すように、５個、６個、
８個とする。このとき、インナー部４の外径Ａは同一に
しておく。また、上述のインナー部４の透孔４０の内径
は、コード３の外径より若干小さいか若しくはほぼ等し
くする。さらに、上述のインナー部４の切れ目４１は、
剃刀等の鋭敏な刃でインナー部４を切断して形成したも
のである。In the figure, 4 is an inner part. The inner portion 4 is made of synthetic rubber such as EPDM (ethylene / propylene rubber) and has a short columnar shape. A plurality of through holes 4 for passing the cord 3 through the inner portion 4.
0s are provided at equal intervals in the axial direction of the inner part 4, and cuts 41 for setting the cord 3 in the through hole 40 are provided between the outer peripheral surface of the inner part 4 and the through hole 40. Provide in the radial direction. The number of the through holes 40 of the inner part 4 depends on the number of the cords 3 to pass through, for example, as shown in FIGS. 3 (A), (B), and (C), 5, 6,
Eight. At this time, the outer diameter A of the inner portion 4 is kept the same. The inner diameter of the through hole 40 of the inner portion 4 described above is set to be slightly smaller than or substantially equal to the outer diameter of the cord 3. Further, the cut 41 of the inner portion 4 described above is
It is formed by cutting the inner portion 4 with a sharp blade such as a razor.
【００１０】図において、５はアウター部である。この
アウター部５は、合成ゴム、例えばＥＰＤＭ（エチレン
・プロピレンゴム）からなり、一端面が小円形をなし、
かつ他端面が大円形をなすほぼ円錐台形状をなす。この
アウター部５の中央に、後述するキャップ部６及びリン
グ部７を嵌合しかつ前記コード３を挿通するための透孔
５０、５１、５２をアウター部５の軸方向設ける。この
透孔５０、５１、５２のうち、一端部５０側の内径Ｂを
大とし、かつ中間部５１側の内径Ｃを小とし、さらに他
端部５２側の内径を大とする。このアウター部５の透孔
の大径部５０及び５２と小径部５１との間に段部５３及
び５４を環状に設ける。このアウター部５の外周面のう
ち大径の他端部と中径の中間部との間に、前記車体１の
透孔１０の縁（フランジ部１１）に嵌合する嵌合溝部５
５を環状に設ける。このアウター部５の嵌合溝部５５の
大径部の端面に断面三角形状のビード５６を環状に一体
に突設する。なお、このアウター部５の一端部から中間
部の嵌合溝部５５までの外形は、前記車体１の透孔１０
のフランジ部１１に嵌合し易いように、湾曲している。In the figure, 5 is an outer part. The outer portion 5 is made of synthetic rubber such as EPDM (ethylene / propylene rubber) and has a small circular shape on one end surface.
In addition, the other end surface has a substantially circular truncated cone shape with a large circle. Through holes 50, 51, 52 for fitting a cap portion 6 and a ring portion 7 described later and inserting the cord 3 are provided in the center of the outer portion 5 in the axial direction of the outer portion 5. Of the through holes 50, 51, 52, the inner diameter B on the one end portion 50 side is large, the inner diameter C on the intermediate portion 51 side is small, and the inner diameter on the other end portion 52 side is large. Stepped portions 53 and 54 are annularly provided between the large diameter portions 50 and 52 and the small diameter portion 51 of the through hole of the outer portion 5. A fitting groove portion 5 that is fitted to the edge (flange portion 11) of the through hole 10 of the vehicle body 1 between the large-diameter other end portion and the medium-diameter intermediate portion of the outer peripheral surface of the outer portion 5.
5 is provided in a ring shape. A bead 56, which has a triangular cross section, is integrally projectingly provided on the end surface of the large diameter portion of the fitting groove 55 of the outer portion 5 in an annular shape. The outer shape from the one end of the outer portion 5 to the fitting groove portion 55 in the middle portion is the through hole 10 of the vehicle body 1.
It is curved so that it can be easily fitted to the flange portion 11.
【００１１】図において、６はキャップ部である。この
キャップ部６は合成樹脂製からなり、中空状の筒部６０
と、その筒部６０の一端に一体に設けた蓋部６１と、そ
の蓋部６１の中央に前記筒部６０内と連通するように設
けた透孔６２とからなる。このキャップ部６の筒部６０
は、その内径Ｄが前記インナー部４の外径Ａより若干小
さいか若しくはほぼ等しく、またその外径Ｅが前記アウ
ター部５の小径の透孔５１の内径Ｃより若干大きいか若
しくはほぼ等しい。In the figure, 6 is a cap portion. The cap portion 6 is made of synthetic resin and has a hollow cylindrical portion 60.
And a lid portion 61 integrally provided at one end of the tubular portion 60, and a through hole 62 provided at the center of the lid portion 61 so as to communicate with the inside of the tubular portion 60. The tubular portion 60 of the cap portion 6
Has an inner diameter D which is slightly smaller than or substantially equal to the outer diameter A of the inner portion 4, and an outer diameter E which is slightly larger than or substantially equal to the inner diameter C of the small-diameter through hole 51 of the outer portion 5.
【００１２】図において、７はリング部である。このリ
ング部７は、合成樹脂製からなり、中央に透孔７０を有
し、かつ一端面に前記キャップ部６の筒部６０の先端が
嵌合する嵌合溝７１を環状に設ける。このリング部７の
外径Ｆは、前記アウター部５の大径の透孔５０の内径Ｂ
より若干大きいか若しくはほぼ等しい。このリング部７
の一端面のうち、嵌合溝７１より内側の部分が前記イン
ナー部４の他端面を押える押え部を構成する。In the figure, 7 is a ring portion. The ring portion 7 is made of synthetic resin, has a through hole 70 in the center, and has a ring-shaped fitting groove 71 at one end surface into which the tip of the tubular portion 60 of the cap portion 6 is fitted. The outer diameter F of the ring portion 7 is the inner diameter B of the large-diameter through hole 50 of the outer portion 5.
Somewhat greater or about equal. This ring part 7
A part of one end surface of the inner side of the fitting groove 71 constitutes a holding portion for holding the other end surface of the inner portion 4.
【００１３】この実施例における本発明のコード用グロ
メットは、以上の如き構成からなり、以下その組み付け
方について説明する。まず、インナー部４の透孔４０に
コード３を切れ目４１を介して圧入する。このとき、上
述のインナー部４の切れ目４１は剃刀等の鋭敏な刃で切
断して形成したものであるから、コード４１を透孔４０
にセットした後はインナー部４の弾性復帰力でその切れ
目４１が密着するので、コード３を透孔４０に水密に保
持することができる。次に、このインナー部４をキャッ
プ部６の筒部６０中に圧入して締りばめの状態で嵌合す
る。このとき、キャップ部６の筒部６０とインナー部４
との締りばめの反力で、防水のためのテーピングを施さ
ずに、インナー部４の透孔４０とコード３との水密性が
確固に保たれる。なお、上述のインナー部４の一端面を
前記キャップ部６の蓋部６１に当接させておく。The cord grommet of the present invention in this embodiment is constructed as described above, and the method of assembling it will be described below. First, the cord 3 is press-fitted into the through hole 40 of the inner portion 4 through the cut 41. At this time, since the cut 41 of the inner portion 4 is formed by cutting with a sharp blade such as a razor, the cord 41 is cut through the through hole 40.
After being set to, the cut 41 is brought into close contact with the elastic restoring force of the inner portion 4, so that the cord 3 can be held in the through hole 40 in a watertight manner. Next, the inner portion 4 is press-fitted into the tubular portion 60 of the cap portion 6 and fitted in an interference fit state. At this time, the tubular portion 60 of the cap portion 6 and the inner portion 4
Due to the reaction force of the interference fit with, the watertightness between the through hole 40 of the inner portion 4 and the cord 3 is firmly maintained without applying taping for waterproofing. In addition, one end surface of the above-mentioned inner portion 4 is brought into contact with the lid portion 61 of the cap portion 6.
【００１４】一方、アウター部５の一端部を車体１の透
孔１０に圧入して、そのアウター部５の嵌合溝部５５を
車体１の透孔１０の縁（フランジ部１１）に嵌合させて
おく。それから、このアウター部５の透孔５１中に上述
のキャップ部６の筒部６０を、アウター部５の他端側の
大径の透孔５２から圧入して、締りばめの状態で嵌合す
る。このとき、アウター部５の透孔５１とキャップ部６
の筒部６０との締りばめの反力で、防水のためのテーピ
ングを施さずに、アウター部５の嵌合溝部５５を車体１
の透孔１０の縁（フランジ部１１）に水密に保持するこ
とができる。なお、上述のキャップ部６の鍔部６１を前
記アウター部５の他端側の段部５４に当接させておく。On the other hand, one end of the outer portion 5 is press-fitted into the through hole 10 of the vehicle body 1 so that the fitting groove portion 55 of the outer portion 5 is fitted to the edge (flange portion 11) of the through hole 10 of the vehicle body 1. Keep it. Then, the cylindrical portion 60 of the cap portion 6 is press-fitted into the through hole 51 of the outer portion 5 from the large diameter through hole 52 on the other end side of the outer portion 5, and is fitted in an interference fit state. To do. At this time, the through hole 51 of the outer portion 5 and the cap portion 6
With the reaction force of the interference fit with the tubular portion 60 of the vehicle body 1, the fitting groove portion 55 of the outer portion 5 is fitted to the vehicle body 1 without taping for waterproofing.
Can be kept watertight at the edge (flange portion 11) of the through hole 10. The flange portion 61 of the cap portion 6 is brought into contact with the step portion 54 on the other end side of the outer portion 5 in advance.
【００１５】そして、上述のアウター部５の一端側の大
径の透孔５０中にリング部７を圧入して、締りばめの状
態で嵌合すると共に、このリング部７の嵌合溝７１に前
記キャップ部６の筒部６０の先端部を嵌合する。このと
き、上述のリング部７の一端面のうち、嵌合溝７１より
内側の部分が前記インナー部４の他端面を押えるので、
このリング部７がインナー部４を押える方向、すなわち
図１中の矢印イ方向にインナー部４が抜けるの防ぐこと
ができる。このリング部７のしかも、この実施例におい
ては、上述のように、インナー部４の他端面が前記キャ
ップ部６の鍔部６１に当接するので、上述の矢印イ方向
と逆方向（矢印ロ）にインナー部４が抜けるのをも防ぐ
ことができる。また、上述のリング部７はアウター５の
透孔５０に締りばめの状態で嵌合し、かつ前記キャップ
部６もアウター５の透孔５１に締りばめの状態で嵌合す
るので、このリング部７とキャップ部６とは確固に嵌合
することとなる。Then, the ring portion 7 is press-fitted into the large-diameter through hole 50 on the one end side of the outer portion 5 described above to be fitted in an interference fit state, and the fitting groove 71 of the ring portion 7 is fitted. The tip end of the tubular portion 60 of the cap portion 6 is fitted to the. At this time, a portion of the one end surface of the ring portion 7 inside the fitting groove 71 presses the other end surface of the inner portion 4,
It is possible to prevent the inner portion 4 from coming off in the direction in which the ring portion 7 presses the inner portion 4, that is, in the direction of arrow A in FIG. Moreover, in this embodiment, since the other end surface of the inner portion 4 abuts on the flange portion 61 of the cap portion 6 as described above, the ring portion 7 is in the opposite direction (arrow B). It is also possible to prevent the inner portion 4 from coming off. Further, the ring portion 7 is fitted into the through hole 50 of the outer 5 in an interference fit state, and the cap portion 6 is also fitted into the through hole 51 of the outer 5 in an interference fit state. The ring portion 7 and the cap portion 6 are firmly fitted together.
【００１６】このように、キャップ部６の筒部６０とイ
ンナー部４との締りばめ及びそのキャップ部６の筒部６
０とアウター部５との締りばめの反力で、防水のための
テーピングを施さずに、インナー部４の透孔４０とコー
ド３との水密性が確固に保たれ、かつアウター部５の嵌
合部５５と車体１の透孔１０の縁（フランジ部１１）と
の水密性も確固に保たれる。しかも、防水のためのテー
ピングを施す必要がないので、その分組み付け作業が簡
略化され、かつ外観が整然化される。Thus, the interference fit between the tubular portion 60 of the cap portion 6 and the inner portion 4 and the tubular portion 6 of the cap portion 6
0 and the reaction force of the interference fit between the outer portion 5 and the watertightness of the through hole 40 of the inner portion 4 and the cord 3 are firmly maintained without taping for waterproofing, and the outer portion 5 Watertightness between the fitting portion 55 and the edge (flange portion 11) of the through hole 10 of the vehicle body 1 is also firmly maintained. Moreover, since it is not necessary to apply taping for waterproofing, the assembling work is simplified and the appearance is neatly arranged.
【００１７】さらに、本発明のコード用グロメットは、
インナー部４とアウター部５とキャップ部６よリング部
７との４ピースから構成されるので、図４の（Ａ）、
（Ｂ）、（Ｃ）に示すように、車体１の透孔１０の内径
Ｇ１、Ｇ２、Ｇ３の大きさが異なったりしても、アウタ
ー部５の透孔５０及び５１の内径Ｂ及びＣを一定にし、
かつアウター部５の嵌合溝部５５の外径Ｈ１、Ｈ２、Ｈ
３の大きさを前記車体１の透孔１０の内径Ｇ１、Ｇ２、
Ｇ３の大きさに合せておけば、嵌合溝部５５の外径Ｈ
１、Ｈ２、Ｈ３の大きさの異なるアウター部５を何種類
かを揃えておくだけで、同一のインナー部４及びキャッ
プ部６及びリング部７を共用することができ、その分部
品点数が減り、部品管理が容易となる。Further, the cord grommet of the present invention comprises:
Since the inner part 4, the outer part 5, the cap part 6 and the ring part 7 are composed of four pieces, (A) of FIG.
As shown in (B) and (C), even if the inner diameters G1, G2, G3 of the through hole 10 of the vehicle body 1 are different, the inner diameters B and C of the through holes 50 and 51 of the outer portion 5 are Keep it constant,
Also, the outer diameters H1, H2, H of the fitting groove portion 55 of the outer portion 5
3 is the inner diameter G1, G2 of the through hole 10 of the vehicle body 1,
If the size is adjusted to G3, the outer diameter H of the fitting groove 55
It is possible to share the same inner part 4, cap part 6 and ring part 7 by only preparing several kinds of outer parts 5 having different sizes of 1, H2 and H3, and the number of parts is reduced accordingly. , Parts management becomes easy.
【００１８】なお、上述の実施例においては、アウター
部５の嵌合溝部５５の大径部の端面に断面三角形状のビ
ード５６を環状に一体に突設したので、アウター部５の
嵌合溝部５５を車体１の透孔１０の縁（フランジ部１
１）に嵌合した際に、そのビード５６が車体１に密着す
るので、さらに水密性が確保される。In the above embodiment, since the bead 56 having a triangular cross section is integrally projecting annularly on the end surface of the large diameter portion of the fitting groove portion 55 of the outer portion 5, the fitting groove portion of the outer portion 5 is formed. 55 to the edge of the through hole 10 of the vehicle body 1 (flange portion 1
Since the bead 56 comes into close contact with the vehicle body 1 when fitted in 1), the watertightness is further secured.
【００１９】なお、上述の実施例においては、リヤーコ
ンビネーションランプ等の車両用灯具と電源とを結ぶコ
ード３を車体１に開設した透孔１０に水密に通す例につ
いて説明したが、その他のコードを壁に設けた透孔に水
密に通すものにも本発明のコード用グロメットを使用す
ることができる。In the above embodiment, the cord 3 for connecting the vehicular lamp such as the rear combination lamp and the power source is water-tightly passed through the through hole 10 formed in the vehicle body 1, but other cords are used. The cord grommet of the present invention can also be used for those that are watertightly passed through the through holes provided in the wall.
【００２０】[0020]
【発明の効果】以上から明らかなように、本発明のコー
ド用グロメットは、組み付け作業が簡単で、かつ外観上
の見栄えが良く、その上水密性が向上される。As is apparent from the above, the cord grommet of the present invention is easy to assemble, has a good appearance, and has improved watertightness.
【図１】本発明に係るコード用グロメットの一実施例を
示し、組み付け状態の断面図である。FIG. 1 is a cross-sectional view of an assembled state showing an embodiment of a cord grommet according to the present invention.
【図２】アウター部とインナー部とキャップ部とリング
部との分解図である。FIG. 2 is an exploded view of an outer portion, an inner portion, a cap portion, and a ring portion.
【図３】（Ａ）はコードを通す透孔が５個のインナー部
の正面図、（Ｂ）はコードを通す透孔が６個のインナー
部の正面図、（Ｃ）はコードを通す透孔が８個のインナ
ー部の正面図である。FIG. 3A is a front view of an inner portion having five through holes through which cords pass, FIG. 3B is a front view of an inner portion having six through holes through which cords pass, and FIG. It is a front view of an inner part with eight holes.
【図４】（Ａ）は車体の透孔が小の場合の車体とアウタ
ー部との断面図、（Ｂ）は車体の透孔が中の場合の車体
とアウター部との断面図、（Ｃ）は車体の透孔が大の場
合の車体とアウター部との断面図である。4A is a cross-sectional view of the vehicle body and the outer portion when the through hole of the vehicle body is small, FIG. 4B is a cross-sectional view of the vehicle body and the outer portion when the through hole of the vehicle body is inside, and FIG. [Fig. 4] is a cross-sectional view of the vehicle body and the outer portion when the through hole of the vehicle body is large.
【図５】従来のコード用グロメットを示した断面図であ
る。FIG. 5 is a cross-sectional view showing a conventional cord grommet.
１…車体（壁）、１０…透孔、１１…縁（フランジ
部）、３…コード、４…インナー部、４０…透孔、５…
アウター部、５０、５１、５２…透孔、５５…嵌合溝
部、６…キャップ部、６０…筒部、７…リング部、７１
…嵌合溝。1 ... Vehicle body (wall), 10 ... Through hole, 11 ... Edge (flange portion), 3 ... Cord, 4 ... Inner portion, 40 ... Through hole, 5 ...
Outer part, 50, 51, 52 ... Through hole, 55 ... Fitting groove part, 6 ... Cap part, 60 ... Cylindrical part, 7 ... Ring part, 71
… Mating groove.
Claims (1)
コード用グロメットにおいて、 ゴム製のインナー部と、ゴム製のアウター部と、樹脂製
のキャップ部と、樹脂製のリング部を備え、 前記インナー部は、コードを通す透孔を有し、 前記アウター部は、中央に設けた前記キャップ部及びリ
ング部を嵌合し、かつ前記コードを挿通する透孔と、外
周面に設けた前記壁の透孔の縁に嵌合する嵌合部とを有
し、 前記キャップ部は、前記インナー部を締りばめの状態で
嵌合し、かつ前記アウター部の透孔に締りばめの状態で
嵌合する筒部を有し、 前記リング部は、前記キャップ部に嵌合する嵌合部と、
前記キャップ部に嵌合した際に前記インナー部を押える
押え部とを有することを特徴とするコード用グロメッ
ト。1. A cord grommet for watertightly passing a cord through a through hole formed in a wall, comprising a rubber inner portion, a rubber outer portion, a resin cap portion, and a resin ring portion. The inner portion has a through hole through which a cord is passed, and the outer portion is provided with a through hole into which the cap portion and the ring portion provided at the center are fitted and through which the cord is inserted, and an outer peripheral surface. A fitting portion that fits into an edge of a through hole of the wall, the cap portion fits the inner portion in an interference fit state, and the fitting portion fits in a through hole of the outer portion. A tubular portion that fits in a state, the ring portion, a fitting portion that fits in the cap portion,
A grommet for a cord, comprising a pressing portion that presses the inner portion when fitted to the cap portion.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4194054A JP3069439B2 (en) | 1992-07-21 | 1992-07-21 | Grommet for cord |
| EP93111613A EP0580130A1 (en) | 1992-07-21 | 1993-07-20 | Lead-wire grommet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4194054A JP3069439B2 (en) | 1992-07-21 | 1992-07-21 | Grommet for cord |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0638340A true JPH0638340A (en) | 1994-02-10 |
| JP3069439B2 JP3069439B2 (en) | 2000-07-24 |
Family
ID=16318185
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4194054A Expired - Lifetime JP3069439B2 (en) | 1992-07-21 | 1992-07-21 | Grommet for cord |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3069439B2 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011000939A (en) * | 2009-06-17 | 2011-01-06 | Nippon Sharyo Seizo Kaisha Ltd | Underfloor apparatus box wiring structure |
| JP2012010473A (en) * | 2010-06-24 | 2012-01-12 | Yazaki Corp | Grommet |
| CN102812605A (en) * | 2010-04-01 | 2012-12-05 | 住友电装株式会社 | Grommet For Wire Harness |
| JP2021061679A (en) * | 2019-10-07 | 2021-04-15 | 矢崎総業株式会社 | Grommet and wiring harness |
-
1992
- 1992-07-21 JP JP4194054A patent/JP3069439B2/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011000939A (en) * | 2009-06-17 | 2011-01-06 | Nippon Sharyo Seizo Kaisha Ltd | Underfloor apparatus box wiring structure |
| CN102812605A (en) * | 2010-04-01 | 2012-12-05 | 住友电装株式会社 | Grommet For Wire Harness |
| JP2012010473A (en) * | 2010-06-24 | 2012-01-12 | Yazaki Corp | Grommet |
| JP2021061679A (en) * | 2019-10-07 | 2021-04-15 | 矢崎総業株式会社 | Grommet and wiring harness |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3069439B2 (en) | 2000-07-24 |
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