JPH01128375A - Watertight structure of connection in high voltage resistant wire for automobile - Google Patents
Watertight structure of connection in high voltage resistant wire for automobileInfo
- Publication number
- JPH01128375A JPH01128375A JP28552787A JP28552787A JPH01128375A JP H01128375 A JPH01128375 A JP H01128375A JP 28552787 A JP28552787 A JP 28552787A JP 28552787 A JP28552787 A JP 28552787A JP H01128375 A JPH01128375 A JP H01128375A
- Authority
- JP
- Japan
- Prior art keywords
- tower
- rubber
- cap
- terminal
- wire
- 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
- 229920001971 elastomer Polymers 0.000 claims abstract description 17
- 239000005060 rubber Substances 0.000 claims abstract description 17
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 7
- 239000000057 synthetic resin Substances 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 2
- -1 polypropylene Polymers 0.000 abstract description 10
- 239000000463 material Substances 0.000 abstract description 9
- 239000004743 Polypropylene Substances 0.000 abstract description 6
- 229920001155 polypropylene Polymers 0.000 abstract description 6
- 238000000465 moulding Methods 0.000 abstract description 4
- 239000004593 Epoxy Substances 0.000 abstract description 2
- 239000004698 Polyethylene Substances 0.000 abstract description 2
- 229920002857 polybutadiene Polymers 0.000 abstract description 2
- 229920000573 polyethylene Polymers 0.000 abstract description 2
- 229920005989 resin Polymers 0.000 abstract description 2
- 239000011347 resin Substances 0.000 abstract description 2
- 229920002379 silicone rubber Polymers 0.000 abstract description 2
- KKEYFWRCBNTPAC-UHFFFAOYSA-L terephthalate(2-) Chemical compound [O-]C(=O)C1=CC=C(C([O-])=O)C=C1 KKEYFWRCBNTPAC-UHFFFAOYSA-L 0.000 abstract description 2
- 239000000853 adhesive Substances 0.000 abstract 1
- 230000001070 adhesive effect Effects 0.000 abstract 1
- 230000000694 effects Effects 0.000 abstract 1
- 239000004020 conductor Substances 0.000 description 4
- 239000002184 metal Substances 0.000 description 2
- 230000000704 physical effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 1
- 239000005062 Polybutadiene Substances 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 229920001940 conductive polymer Polymers 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229920002545 silicone oil Polymers 0.000 description 1
- 239000004945 silicone rubber Substances 0.000 description 1
Landscapes
- Connector Housings Or Holding Contact Members (AREA)
- Ignition Installations For Internal Combustion Engines (AREA)
Abstract
Description
【発明の詳細な説明】
皮栗上生肌里分立
本発明は、主として自動車の点火コイル器とディストリ
ビュータ間、ディストリビュータと点火プラグ間に配線
される高圧抵抗電線における接続部の水密構造に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION The present invention mainly relates to a watertight structure of a connection part in a high voltage resistance electric wire wired between an ignition coiler and a distributor of an automobile, and between a distributor and a spark plug.
皿米皇荻血
此種自動車用高圧抵抗電線の端末部と相手方の点火コイ
ル器やディストリビュータとの接続は、第５図に示され
る如く （実公昭４５−３０１２１号公報）、高圧抵抗
電線ａの端末の接続端子すの付近において、該電線と一
体的にゴム材等によるキャップＣを設け、高圧抵抗電線
ａの接続端子すを相手方のタワーｄ内の端子ｅに接続す
ると共に該キャンプＣをタワーｄの外周面に嵌着してタ
ワーｄの内部と外部を水密に遮断し、もってリーク電流
による電圧降下を防止している。The connection between the terminal part of this type of high-voltage resistance wire for automobiles and the other party's ignition coil device or distributor is as shown in Fig. 5 (publication of Utility Model Publication No. 45-30121). A cap C made of a rubber material or the like is provided integrally with the electric wire near the connection terminal of the terminal, and the connection terminal of the high voltage resistance electric wire a is connected to the terminal e in the tower d of the other party, and the camp C is connected to the tower. It is fitted onto the outer peripheral surface of tower d to watertightly isolate the inside and outside of tower d, thereby preventing voltage drop due to leakage current.
しかし、長期的な使用や着脱の反覆によりゴムの物性低
下をきたして嵌着力が弱くなり、タワーとの間に隙き間
を生じて水密性能が低下し、リーク電流の発生が避けら
れなくなる。However, due to long-term use and repeated attachment and detachment, the physical properties of the rubber deteriorate and the fitting force becomes weaker, creating a gap between the rubber and the tower, reducing watertight performance and making it impossible to avoid the occurrence of leakage current.
日が”ンしよ゛と る□ 占
本発明は上記した点に着目して為されたものであり、キ
ャップのタワーに対する嵌着力が低下した際においても
水密性を保持する構造を開発したものである。The sun is coming down □ The present invention was made by paying attention to the above points, and developed a structure that maintains watertightness even when the fitting force of the cap to the tower decreases. It is.
■月謔を町するための
上記の目的を達成するため、本発明においては、自動車
用高圧抵抗電線の接続部に対して相手方接続部のタワー
に嵌着される合成樹脂製のキャップを該高圧電線の絶縁
被覆と一体的に接合して設け、該キャップとタワーの嵌
着部においてタワーの内外を水密に遮断する軟質の弾性
ゴムより成る密着リングを上記キャップとタワーの一方
に設ける構成を採用した。■In order to achieve the above-mentioned purpose of achieving the moon song, in the present invention, a cap made of synthetic resin is fitted to the tower of the opposite connection part for the connection part of the high voltage resistance electric wire for automobiles. Adopts a structure in which a contact ring made of soft elastic rubber is provided on one side of the cap and the tower, and is integrally joined to the insulating coating of the electric wire, and seals the inside and outside of the tower watertight at the fitting part of the cap and the tower. did.
実施■
第１図において、１は自動車用高圧抵抗電線（ＲＰＣ）
であり、自動車の点火コイル器Ａとディストリビュータ
（図示せず）との間に配線されている。Implementation ■ In Figure 1, 1 is high voltage resistance wire for automobiles (RPC)
It is wired between the ignition coil device A of the automobile and the distributor (not shown).
自動車用高圧抵抗型Ｆａ１は、公知の如くに非金属抵抗
導体１ａの外周にゴム材から成る絶縁被覆１ｂを設けた
もので、その端末においては非金属抵抗導体１ａを折り
返して筒状の金属端子２を加締めて圧着しく第４図ａ）
、或いは非金属抵抗導体１ａを露出した状態で、カーボ
ンブランク、炭素繊維、金属粉末等の導電性材料をゴム
、合成樹脂材に添加して導電性高分子材料で成形した端
子２′が設けられている（第４図ｂ）。The high-voltage resistance type Fa1 for automobiles is, as is well known, provided with an insulating coating 1b made of a rubber material around the outer periphery of a nonmetallic resistance conductor 1a, and at its terminal, the nonmetallic resistance conductor 1a is folded back to form a cylindrical metal terminal. Tighten and crimp 2. Fig. 4 a)
Alternatively, with the nonmetallic resistance conductor 1a exposed, a terminal 2' is provided, which is formed from a conductive polymer material by adding a conductive material such as a carbon blank, carbon fiber, or metal powder to rubber or synthetic resin material. (Figure 4b).
高圧抵抗電線１の端末付近においては、ゴム製の絶縁被
覆１ｂの外周部に対して、予めゴム材に対する親和性を
改良した変性ポリプロピレン、変性ポリエチレン等の中
間接合層３が第一次モールドにより形成され、その外周
部に対してポリプロピレン、ポリ・ブタジェン・テレフ
タレート、ポリ・エチレン・テレフタレート等の弾性の
硬質樹脂材料でもってキャップ４が二次モールドによっ
て一体的に成形されている。キャップ４は高圧抵抗電線
ｌに沿って延長する支持筒部４ａより外方へ拡開して套
体部４ｂを設けたものであり、套体部４ｂ内には後記す
るタワー内に嵌合する密着筒部４Ｃが形成されている。Near the end of the high-voltage resistance wire 1, an intermediate bonding layer 3 made of modified polypropylene, modified polyethylene, etc. whose affinity for rubber materials has been improved is formed by primary molding on the outer periphery of the rubber insulation coating 1b. A cap 4 made of an elastic hard resin material such as polypropylene, polybutadiene terephthalate, polyethylene terephthalate, etc. is integrally molded onto the outer circumference thereof by secondary molding. The cap 4 is provided with a jacket part 4b that expands outward from a support cylinder part 4a extending along the high-voltage resistance electric wire l, and a jacket part 4b is fitted into a tower to be described later. A close contact cylinder portion 4C is formed.
套体部４ｂの開放端部には切り離しによる可撓ロック片
４ｄが複数個形成されている。A plurality of detachable flexible locking pieces 4d are formed at the open end of the mantle 4b.
高圧抵抗電線１の端子２は、点火コイル器Ａのタワー５
の凹陥部５ａ内に進入して電極６上においてバネ７によ
り弾性的に支持される押圧端子８に圧接する。タワー５
はポリプロピレン、エポキシ等の合成樹脂材により成形
されており、その外周部には前記可撓ロック片４ｄが進
入する係止枠５ｂが形成されていて、キャップ４をタワ
ー５に嵌着した際に、該可撓ロック片４ｄが係止枠５ｂ
内に進入してその係止突起４Ｌが係止枠５ｂに係合する
。The terminal 2 of the high voltage resistance wire 1 is connected to the tower 5 of the ignition coil device A.
It enters into the concave portion 5a and comes into pressure contact with the press terminal 8 which is elastically supported by the spring 7 on the electrode 6. tower 5
is molded from a synthetic resin material such as polypropylene or epoxy, and a locking frame 5b into which the flexible locking piece 4d enters is formed on its outer periphery. , the flexible locking piece 4d is the locking frame 5b.
The locking protrusion 4L engages with the locking frame 5b.
第３図はかかるロック機構についての他の実施例を示す
ものであり、可撓ロック片４ｄ’の鉤部４ｄ１′をタワ
ーの係止突起５ｂ’に係合させ（第３図ａ）、或いは可
撓ロック片４ｄ“の係止孔４ｄ１′をタワーの係止突起
５ｂ’に係合させている（第３図ｂ）。FIG. 3 shows another embodiment of such a locking mechanism, in which the hook portion 4d1' of the flexible locking piece 4d' is engaged with the locking protrusion 5b' of the tower (FIG. 3a), or The locking hole 4d1' of the flexible locking piece 4d" is engaged with the locking protrusion 5b' of the tower (FIG. 3b).
キャップ４をタワー５に嵌着した際において、密着筒部
４Ｃが端子２と抵抗電線１をストレート状に保ちながら
タワー５の凹陥部５ａの内周面に圧着する。When the cap 4 is fitted to the tower 5, the tight fitting cylinder portion 4C presses the terminal 2 and the resistance wire 1 to the inner circumferential surface of the concave portion 5a of the tower 5 while keeping them straight.
タワー５の頂部には、シリコンゴムや含油ゴム等の軟質
の弾性ゴム材から成る密着リング９が設けられ、キャッ
プ４との間の水密性を保持する。A close contact ring 9 made of a soft elastic rubber material such as silicone rubber or oil-impregnated rubber is provided at the top of the tower 5 to maintain watertightness between the tower 5 and the cap 4.
第２図はかかる密着リングについての他の実施態様を示
すものであり、第２図（ａｌにおいては、密着リング９
′はタワー５の頂部から外周部にかけて設けられ、第２
図（ｂ）においては、密着リング９“はタワー５の頂部
から内周部にかけて設けられ、第２図（Ｃ１においては
、密着リング９′″はタワー５の外周部にのみ設けられ
ている。FIG. 2 shows another embodiment of such a tight ring.
' is provided from the top of the tower 5 to the outer periphery, and the second
In FIG. 2B, the tight ring 9'' is provided from the top of the tower 5 to the inner periphery, and in FIG. 2 (C1), the tight ring 9'' is provided only on the outer periphery of the tower 5.
上記実施例では、密着リングをタワーの外面に設けたが
、逆にキャップの内面に設けてタワーと圧接するように
してもよい。In the above embodiment, the contact ring is provided on the outer surface of the tower, but it may be provided on the inner surface of the cap so that it comes into pressure contact with the tower.
光皿至臥工
本発明は上記した如くに、自動車用高圧抵抗電線の接続
部に対して相手方接続部のタワーに嵌着される合成樹脂
製のキャップを該高圧電線の絶縁被覆と一体的に接合し
て設け、該キャップとタワーの嵌着部においてタワーの
内外を水密に遮断する軟質の弾性ゴムより成る密着リン
グを上記キャップとタワーの一方に設けて成るものであ
るから、キャップの物性が低下してタワーとの嵌着力が
低下した場合においても、密着リングによってタワ−の
内外を水密に遮断するのに効果がある。As described above, the present invention provides a method for integrally joining a synthetic resin cap that is fitted onto a tower of a mating connection part of a high-voltage resistance electric wire for an automobile with an insulating coating of the high-voltage electric wire. Since the cap and the tower are provided with a contact ring made of soft elastic rubber that watertightly isolates the inside and outside of the tower at the fitting portion of the cap and the tower, the physical properties of the cap are reduced. Even when the fitting force with the tower is reduced, the tight ring is effective in watertightly sealing off the inside and outside of the tower.
第１図は本発明の一実施例についての断面図、第２図（
ａ） ｆｂ） （Ｃ１はタワーに対する密着リングの取
り付けの各実施例を示す断面図、
第３図（ａ） （ｂ）はキャンプとタワーとのロック構
造を示す断面図、
第４図ｆａ） （ｂ）は高圧抵抗電線の端末部を示す断
面図、第５図は従来例の断面図である。
１・・・自動車用高圧抵抗電線、２・・・端子、４・・
・キャップ、５・・・タワー、９・・・密着リング。
特許出願人 矢崎総業株式会社
第１図
（ａ） （ｂ） ’ （ｃ）
第２図
（ａ） （ｂ）
第３図FIG. 1 is a sectional view of one embodiment of the present invention, and FIG. 2 (
a) fb) (C1 is a cross-sectional view showing each example of attaching the tight ring to the tower, Figures 3 (a) and (b) are cross-sectional views showing the locking structure between the camp and the tower, Figure 4 fa) ( b) is a cross-sectional view showing the end portion of the high-voltage resistance wire, and FIG. 5 is a cross-sectional view of a conventional example. 1... High voltage resistance wire for automobiles, 2... Terminal, 4...
・Cap, 5... Tower, 9... Adhesion ring. Patent applicant Yazaki Sogyo Co., Ltd. Figure 1 (a) (b) ' (c) Figure 2 (a) (b) Figure 3
Claims (1)
のタワーに嵌着される合成樹脂製のキャップを該高圧電
線の絶縁被覆と一体的に接合して設け、該キャップとタ
ワーの嵌着部においてタワーの内外を水密に遮断する軟
質の弾性ゴムより成る密着リングを上記キャップとタワ
ーの一方に設けて成ることを特徴とする自動車用高圧抵
抗電線における接続部の水密構造。A synthetic resin cap that is fitted onto a tower at the other end of the high-voltage resistance wire is integrally bonded to the insulation coating of the high-voltage wire, and the fitting portion between the cap and the tower A watertight structure for a connection part in a high-voltage resistance electric wire for an automobile, characterized in that a contact ring made of soft elastic rubber is provided on one of the cap and the tower to watertightly isolate the inside and outside of the tower.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28552787A JPH01128375A (en) | 1987-11-13 | 1987-11-13 | Watertight structure of connection in high voltage resistant wire for automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP28552787A JPH01128375A (en) | 1987-11-13 | 1987-11-13 | Watertight structure of connection in high voltage resistant wire for automobile |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01128375A true JPH01128375A (en) | 1989-05-22 |
| JPH0423392B2 JPH0423392B2 (en) | 1992-04-22 |
Family
ID=17692686
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP28552787A Granted JPH01128375A (en) | 1987-11-13 | 1987-11-13 | Watertight structure of connection in high voltage resistant wire for automobile |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01128375A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0531143U (en) * | 1991-09-30 | 1993-04-23 | 株式会社カンセイ | Waterproof connector |
| JP2006262032A (en) * | 2005-03-17 | 2006-09-28 | Oppama Kogyo Kk | Receiving antenna of engine tachometer |
| JP2007026707A (en) * | 2005-07-12 | 2007-02-01 | Sumitomo Wiring Syst Ltd | Water-proof connector |
| JP2014082089A (en) * | 2012-10-16 | 2014-05-08 | Sumitomo Wiring Syst Ltd | Rubber boot |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3018805B2 (en) * | 1993-01-13 | 2000-03-13 | 松下電器産業株式会社 | Electrophotographic equipment |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52123693U (en) * | 1976-03-17 | 1977-09-20 | ||
| JPS52123692U (en) * | 1976-03-17 | 1977-09-20 |
-
1987
- 1987-11-13 JP JP28552787A patent/JPH01128375A/en active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52123693U (en) * | 1976-03-17 | 1977-09-20 | ||
| JPS52123692U (en) * | 1976-03-17 | 1977-09-20 |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0531143U (en) * | 1991-09-30 | 1993-04-23 | 株式会社カンセイ | Waterproof connector |
| JP2006262032A (en) * | 2005-03-17 | 2006-09-28 | Oppama Kogyo Kk | Receiving antenna of engine tachometer |
| JP2007026707A (en) * | 2005-07-12 | 2007-02-01 | Sumitomo Wiring Syst Ltd | Water-proof connector |
| JP2014082089A (en) * | 2012-10-16 | 2014-05-08 | Sumitomo Wiring Syst Ltd | Rubber boot |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0423392B2 (en) | 1992-04-22 |
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