JPS63251325A - Automobile oil feed pipe - Google Patents
Automobile oil feed pipeInfo
- Publication number
- JPS63251325A JPS63251325A JP8328387A JP8328387A JPS63251325A JP S63251325 A JPS63251325 A JP S63251325A JP 8328387 A JP8328387 A JP 8328387A JP 8328387 A JP8328387 A JP 8328387A JP S63251325 A JPS63251325 A JP S63251325A
- Authority
- JP
- Japan
- Prior art keywords
- pipe
- molded
- filler
- fuel supply
- oil feed
- 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
- 239000000945 filler Substances 0.000 claims abstract description 32
- 239000007924 injection Substances 0.000 claims abstract description 12
- 238000005304 joining Methods 0.000 claims abstract description 10
- 239000000446 fuel Substances 0.000 claims description 19
- 238000002347 injection Methods 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 7
- 230000001070 adhesive effect Effects 0.000 claims description 7
- 230000006835 compression Effects 0.000 claims description 5
- 238000007906 compression Methods 0.000 claims description 5
- 238000003466 welding Methods 0.000 claims description 4
- 239000002828 fuel tank Substances 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000000748 compression moulding Methods 0.000 abstract description 3
- 238000001746 injection moulding Methods 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract 2
- 238000000071 blow moulding Methods 0.000 description 4
- 239000012528 membrane Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 230000013011 mating Effects 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010828 elution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Abstract
Description
【発明の詳細な説明】
〈産業上の利用分野〉
本発明は自動車の燃料タンクへ接続して燃料タンク方向
へ燃料を送るための給油管の改良に関するものであって
、製品の薄肉均一化、材料ロスの低減、実装機種への共
通化等を目的とするものである。[Detailed Description of the Invention] <Industrial Application Field> The present invention relates to an improvement in a fuel supply pipe for connecting to a fuel tank of an automobile to send fuel toward the fuel tank, and the present invention relates to an improvement in a fuel supply pipe for connecting to a fuel tank of an automobile to send fuel toward the fuel tank. The purpose of this is to reduce material loss and standardize mounting models.
〈従来の技術〉
自動車用給油管の従来品は樹脂製単に中空構造でかつ厚
肉構造のものか、又は、フィラーネック部を射出成形で
、フィラーパイプ本体はブロー成形して、これらを接合
した構造（実開昭６０−６２３２７号）等であった。<Conventional technology> Conventional oil filler pipes for automobiles are made of resin and have a simple hollow structure with a thick wall, or the filler neck part is injection molded, the filler pipe body is blow molded, and these are joined together. structure (Utility Model Application Publication No. 60-62327).
〈発明が解決しようとする問題点〉
ところがブロー成形によると、肉屋が均一になり難いた
め、厚目に作る必要があり、また、余分なパリソンが発
生して歩留まりが悪い難点があった。特に最近のように
部品を簡略化するためにフィラーパイプ本体とブリーザ
パイプ部とを二層パイプとするには、ブロー成形は原理
的に難点を有しており、本発明の完成によって初めてこ
のような精密構造で、しかも薄肉のものが製造できたの
である。<Problems to be Solved by the Invention> However, according to blow molding, it is difficult to make the butcher uniform, so it is necessary to make it thicker, and there is also the problem that excess parison is generated, resulting in poor yield. In particular, blow molding has some difficulties in principle when it comes to making the filler pipe body and the breather pipe part into two-layered pipes in order to simplify the parts, as has been the case recently. This made it possible to manufacture products with precise structures and thin walls.
〈問題点を解決するための手段〉
このような本発明は、長手方向に２分割された形状に射
出又は圧縮成形されたフィラーパイプ本体（１）及びブ
リーザパイプ部（２）のそれぞ九の分割端面（３）を接
着、溶着等により接合したことを特徴とする自動車用給
油管であって、分割端面（３）幅を、フィラーパイプ本
体又はブリーザパイプ部の肉厚より大きくすると、接着
強度が大なものが得られる。更に、フィラーパイプ本体
（１）が射出成形されたネック部（４）と、長手方向に
２分割さ・れた形状に射出又は圧縮成形されたパイプ部
（５）とからなり、ネック部（４）を挟んでパイプ部（
５）を接着又は溶着一体化した構造とすることも出来る
。<Means for Solving the Problems> The present invention as described above has a filler pipe main body (1) and a breather pipe portion (2) each of which is injection- or compression-molded into two parts in the longitudinal direction. An automobile fuel supply pipe characterized in that split end faces (3) are joined by adhesive, welding, etc., and when the width of the split end face (3) is larger than the wall thickness of the filler pipe body or the breather pipe portion, the adhesive strength is increased. But you can get something big. Furthermore, the filler pipe main body (1) is made up of a neck part (4) which is injection molded, and a pipe part (5) which is injection molded or compression molded into two parts in the longitudinal direction. ) across the pipe section (
It is also possible to have a structure in which 5) is bonded or welded together.
ここでいう分割端面（３）を接着、溶着等により接合す
るとは、一般的な接着剤を用いる接着や、電気的な接合
手段、すなわち、高周波溶接（誘電加熱）、波動エネル
ギー（レーザー光等）、更には超音波等の通常プラスチ
ックの接合に使用されている手段を用いて州料油の漏れ
が無い状態に一体化することである。Here, joining the divided end faces (3) by adhesive, welding, etc. means adhesion using a general adhesive or electrical joining means, such as high frequency welding (dielectric heating), wave energy (laser light, etc.) Furthermore, it is necessary to use means such as ultrasonic waves that are normally used for joining plastics to integrate them in a state where there is no leakage of state oil.
〈作用〉
自動車用給油管を以上のような構造としたことにより、
フィラーパイプ本体（１）及びブリーザパイプ部（２
）が長手方向に２分割された後に接合されるので、ブロ
ー成形では得られない薄肉で複雑な形状とすることが可
能となる。このことから、フィラーパイプ本体（１）及
びブリーザパイプ部（２）を蛇腹構造とすることが出来
、異なる仕様の機種に伸縮してフレキシブルに対応使用
することができる。〈Function〉 By making the automobile refueling pipe have the above structure,
Filler pipe body (1) and breather pipe part (2)
) is divided into two parts in the longitudinal direction and then joined together, making it possible to create thin and complex shapes that cannot be obtained by blow molding. Therefore, the filler pipe main body (1) and the breather pipe section (2) can be made into a bellows structure, and can be used flexibly by expanding and contracting to fit models with different specifications.
分割端面（３）幅を、フィラーパイプ本体又はブリーザ
パイプ部の肉厚より大きくすることにより、接着面積を
増大させ、接着強度を大なものとすることが出来る。By making the width of the divided end surface (3) larger than the wall thickness of the filler pipe body or the breather pipe portion, the bonding area can be increased and the bonding strength can be increased.
フィラーパイプ本体製射出成形されたネック部（４）と
、長手方向に２分割された形状に射出又は圧縮成形され
たパイプ部（５）とからなる構造とすると、パイプ形成
とネック部の数句けが同時に出来、かつ、ネック部品を
異なる仕様の機種に共通化することが出来る等の作用が
得られる。If the structure consists of a neck part (4) which is injection molded from the filler pipe body, and a pipe part (5) which is injection molded or compression molded into two parts in the longitudinal direction, several parts of the pipe formation and the neck part are formed. Effects such as injury can be caused at the same time and neck parts can be made common to models with different specifications can be obtained.
〈実施例〉 以下図面によって本発明の実施例を詳細に説明する。<Example> Embodiments of the present invention will be described in detail below with reference to the drawings.
第１図は本発明の第１実施例の自動車用給油管の長手方
向に２分割された形状に射出又は圧縮成形されたフィラ
ーパイプ本体及びブリーザパイプ部を示す平面図であり
、第２図は第１図に示したものの一対を接合した様子を
示すＡ−Ａ部相当拡大切断端面図である。FIG. 1 is a plan view showing a filler pipe main body and a breather pipe portion which are injection-molded or compression-molded into a shape divided into two in the longitudinal direction of an automobile fuel supply pipe according to a first embodiment of the present invention, and FIG. FIG. 2 is an enlarged cut-away end view corresponding to the section A-A showing a state in which the pair shown in FIG. 1 are joined.
第１実施例のこの自動車用給油管は一体に射出、成形さ
れたフィラーパイプ本体（１）及びブリーザパイプ部（
２）のそれぞれが長手方向に ２分割された形状にまず
形成された後、それぞれの分割端面（３）を接合してい
る。ネック部（４）は別途成形され、後付けされる。
フィラーパイプ本体（１）及びブリーザパイプ部（２）
は接着剤を用いて接合してもよいが、レーザ光による接
合が作業性良好で、接着剤溶出の問題も無い。This automobile fuel supply pipe of the first embodiment has a filler pipe body (1) and a breather pipe part (1) that are integrally injected and molded.
2) is first formed into a shape divided into two in the longitudinal direction, and then the respective divided end faces (3) are joined. The neck portion (4) is separately molded and added later.
Filler pipe body (1) and breather pipe part (2)
may be bonded using an adhesive, but bonding using a laser beam has good workability and there is no problem of adhesive elution.
本発明の自動車用給油管はフィラーパイプ本体（］）と
ブリーザパイプ部（２）及びネック部（４）の総＝４−
てを同時に射出成形又は圧縮成形した後、接合した構造
とすることも出来る。第３図はその例のネック部（４）
付近の接合前の平面図である。 このような第２実施例
の構造は高能率な製造を可能とするものである。The automobile fuel supply pipe of the present invention may have a structure in which the filler pipe body ( ), the breather pipe part (2), and the neck part (4) are all simultaneously injection molded or compression molded and then joined. I can do it. Figure 3 shows the neck part (4) of this example.
FIG. 3 is a plan view of the vicinity before joining. The structure of the second embodiment enables highly efficient manufacturing.
第３図に示したようなネック部（４）と フィラーパイ
プ本体（１）及びブリーザパイプ部（２）が一体物の場
合、組付ける車種や組付は部分の仕様が変更された場合
に、使用不可能となる場合が多い。その点を解決して自
由度を持たせたのが第４図〜第７図に示した第３実施例
の自動車用給油管である。If the neck part (4), filler pipe body (1), and breather pipe part (2) are integrated as shown in Fig. 3, the type of vehicle to be assembled and the assembly may vary depending on the specifications of the parts. Often unusable. The automobile fuel supply pipe of the third embodiment shown in FIGS. 4 to 7 solves this problem and provides a degree of freedom.
第４図は長手方向に２分割された形状に射出成形又は圧
縮成形されたフィラーパイプ本体及びブリーザパイプ部
を示す平面図であり、第５図は第４図中Ｂ−Ｂ部断面図
、第６図はこれを接合した際の同断面図、第７図は同じ
く接合した際のＣ−Ｃ部相当断面図である。Fig. 4 is a plan view showing the filler pipe main body and breather pipe part which are injection molded or compression molded into two parts in the longitudinal direction, and Fig. 5 is a sectional view taken along line B-B in Fig. FIG. 6 is a sectional view of the same when these are joined, and FIG. 7 is a sectional view corresponding to the C-C portion when they are also joined.
第３実施例のこの自動車用給油管の特徴は、Ｃ−６部に
みられるように蛇腹部（６）が設けられ、かつ、長手方
向に２分割された形状に成形されたフイラーパイプ本体
及びブリーザパイプ部の一対が連続膜部（７）で一体に
成形されていることである。The features of this automobile fuel supply pipe of the third embodiment include a filler pipe main body formed into a shape divided into two in the longitudinal direction, and a bellows portion (6) as seen in the C-6 section. The pair of breather pipe parts are integrally formed with a continuous membrane part (7).
蛇腹部（６）をこのように設けたことにより、仕様の異
なる機種に組付ける際にも長さ、曲げ角度等を自由に変
えて用いることが出来る。ネック部（４）も接続する燃
料タンクに適した構造のものを別途用いることが出来る
ので、この自動車用給油管はあらゆる機種に使用できる
自由度を備えている。By providing the bellows portion (6) in this manner, it is possible to freely change the length, bending angle, etc. when assembling it to a model with different specifications. Since the neck part (4) can also be used separately with a structure suitable for the fuel tank to which it is connected, this automobile fuel supply pipe has the flexibility to be used for all types of automobiles.
更にフィラーパイプ本体及びブリーザパイプ部の一対が
連続膜部（７）で一体に成形される為、製造、能率が良
く、接合作業もし易い。Furthermore, since the pair of filler pipe body and breather pipe part are integrally molded by the continuous membrane part (7), manufacturing efficiency is good and joining work is easy.
本発明の自動車用給油管は長手方向に２分割された形状
に射出又は圧縮成形されたフィラーパイプ本体（１）及
びブリーザパイプ部（２）のそれぞれの分割端面（３）
を接着、溶着等により接合したことを特徴とするもので
あるから、ブリーザパイプ部（２）がフィラーパイプ本
体と全体で又は部分的に分離した状態に成形してもよい
し、第８図にみられるように、管内を仕切った状態で成
形してもよい。The automobile fuel supply pipe of the present invention has a filler pipe main body (1) and a breather pipe part (2) that are injection-molded or compression-molded into two parts in the longitudinal direction, and each divided end face (3) of the breather pipe part (2).
The breather pipe part (2) may be formed entirely or partially separated from the filler pipe body, or as shown in Fig. 8. As shown, the tube may be molded with the interior partitioned.
本発明の自動車用給油管はその肉厚を薄く出来る特徴を
備えているが、接合部の気密性や接合強度を高めるには
、 フィラーパイプ本体（１）及びブリーザパイプ部（
２）のそれぞれの分割端面（３）をこれまでのような平
坦面とする以外に、第８図のように段付接合面（８）と
するとか、第９図、第１０図のように一方に突条（９）
を設は接合相手方に溝（１０）を設けた嵌め合い構造と
するとか、第１１Ｍ、第１２図に示したように一方に片
面フランジ（１１）又は両面フランジ（１１） （］
１）を設は接合相手方に鉤状係止部（１２）を設けた係
止構造とするとよい。また、第１３図のように、接合相
手の双方へフランジ部（１３）（１３）を設けて分割端
面（：３）幅を フィラーパイプ本体又はブリーザパイ
プ部の肉厚より大きくすることも薄肉パイプの接合強度
向上に効果的である。The automotive fuel supply pipe of the present invention has the feature that its wall thickness can be reduced, but in order to improve the airtightness and joint strength of the joint, it is necessary to make the filler pipe body (1) and the breather pipe part (
In addition to making each divided end surface (3) of 2) a flat surface as before, it can be made into a stepped joint surface (8) as shown in Fig. 8, or as shown in Figs. 9 and 10. Projections on one side (9)
The fitting structure may be a mating structure with a groove (10) provided on the mating partner, or a single-sided flange (11) or double-sided flange (11) on one side as shown in Figures 11M and 12.
1) is preferably a locking structure in which a hook-shaped locking portion (12) is provided on the joining partner. In addition, as shown in Fig. 13, it is also possible to provide flanges (13) (13) on both sides of the joint to make the width of the divided end face (:3) larger than the wall thickness of the filler pipe body or the breather pipe. is effective in improving the bonding strength of
このような構造とすることを可能としたのもブロー成形
以外の射出成形や圧縮成形を採用したことによる。This structure was made possible by the use of injection molding and compression molding other than blow molding.
〈発明の効果〉
本発明の自動車用給油管は以上のような構造であるから
、従来のブロー成形品と異なり、均一な肉厚でしかも薄
肉化でき、製品の歩留まりも良い。<Effects of the Invention> Since the automobile fuel supply pipe of the present invention has the above-described structure, unlike conventional blow-molded products, it can be made thinner with a uniform wall thickness, and the product yield is also good.
複雑な蛇腹構造や二層構造のものが提供でき、異なる機
種へ使用可能な自由度を有している。二分割された各部
材は内部が耐油性塗料のコーティング等によって耐久性
向上が可能となる。また、フィラーパイプ本体又はブリ
ーザパイプ部の形成と同時にネック部の取付けが出来、
製造工程の簡略化が可能となった。Complex bellows structures and double-layer structures can be provided, allowing for flexibility in use with different models. The durability of each divided member can be improved by coating the inside with oil-resistant paint. In addition, the neck part can be attached at the same time as the filler pipe body or breather pipe part is formed.
It has become possible to simplify the manufacturing process.
′ 第１図は本発明の第１実施例の自動車用給油管の長
手方向に２分割された形状に成形されたフィラーパイプ
本体及びブリーザパイプ部を示す平面図であり、第２図
は第１図に示したものの一対を接合した様子を示すＡ−
Ａ部相当切断端面図である。
第３図は第２実施例のネック部付近の接合前の平面図で
ある。第４図〜第７図は第３実施例の自動車用給油管を
示すもので、第４図は長手方向に２分割された形状に射
出成形されたフィラーパイプ本体及びブリーザパイプ部
を示す平面図であり、第５図は第４図中Ｂ−Ｒ部断面図
、第６図はこれを接合した際の同断面図、第７図は同じ
く接合した際のＣ−Ｃ部相当断面図である。第８図は第
４実施例の第２図相当断面図である。第９図〜第１３図
は接合例を示す要部拡大断面図である。
（１）フィラーパイプ本体 （２）ブリーザパイプ部（
３）分割端面 （４）ネック部（５）パイプ
部 （６）蛇腹部（７）連続膜部
（８）段付接合面（９）突条 （］０
）溝（１１）フランジ （１２）鉤状係止部（
１３）フランジ部
以上' Fig. 1 is a plan view showing a filler pipe main body and a breather pipe section formed into two parts in the longitudinal direction of an automobile fuel supply pipe according to a first embodiment of the present invention, and Fig. A- shows how the pair shown in the figure is joined.
It is a cut end view corresponding to part A. FIG. 3 is a plan view of the vicinity of the neck portion of the second embodiment before joining. Figures 4 to 7 show a fuel supply pipe for an automobile according to the third embodiment, and Figure 4 is a plan view showing a filler pipe body and a breather pipe section that are injection molded into two parts in the longitudinal direction. Fig. 5 is a sectional view of the B-R section in Fig. 4, Fig. 6 is the same sectional view when these are joined, and Fig. 7 is a corresponding sectional view of the C-C section when they are also joined. . FIG. 8 is a sectional view corresponding to FIG. 2 of the fourth embodiment. 9 to 13 are enlarged sectional views of main parts showing examples of joining. (1) Filler pipe body (2) Breather pipe part (
3) Split end face (4) Neck part (5) Pipe part (6) Bellows part (7) Continuous membrane part
(8) Stepped joint surface (9) Projection (]0
) Groove (11) Flange (12) Hook-shaped locking part (
13) Above the flange part
Claims (1)
れたフィラーパイプ本体（１）及びブリーザパイプ部（
２）のそれぞれの分割端面（３）を接着、溶着等により
接合してなる自動車用給油管。 ２ 分割端面（３）幅が、フィラーパイプ本体又はブリ
ーザパイプ部の肉厚より大である特許請求の範囲第１項
記載の自動車用給油管。 ３ フィラーパイプ本体（１）が射出成形されたネック
部（４）と、長手方向に２分割された形状に射出又は圧
縮成形されたパイプ部（５）とからなり、ネック部（４
）を挟んでパイプ部（５）を接着又は溶着接合してなる
特許請求の範囲第１項記載の自動車用給油管。[Claims] 1. A filler pipe body (1) and a breather pipe part (1) that are injection-molded or compression-molded into two parts in the longitudinal direction.
An automobile fuel supply pipe formed by joining the divided end faces (3) of 2) by adhesive, welding, etc. 2. The automobile fuel supply pipe according to claim 1, wherein the width of the divided end face (3) is larger than the wall thickness of the filler pipe main body or the breather pipe portion. 3 The filler pipe body (1) consists of a neck part (4) which is injection molded, and a pipe part (5) which is injection molded or compression molded into two parts in the longitudinal direction.
2. The fuel supply pipe for an automobile according to claim 1, wherein the pipe portion (5) is bonded or welded with the pipe portion (5) sandwiched therebetween.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62083283A JP2585255B2 (en) | 1987-04-04 | 1987-04-04 | Automotive lubrication pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP62083283A JP2585255B2 (en) | 1987-04-04 | 1987-04-04 | Automotive lubrication pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63251325A true JPS63251325A (en) | 1988-10-18 |
| JP2585255B2 JP2585255B2 (en) | 1997-02-26 |
Family
ID=13798046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP62083283A Expired - Lifetime JP2585255B2 (en) | 1987-04-04 | 1987-04-04 | Automotive lubrication pipe |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2585255B2 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008110722A (en) * | 2006-10-31 | 2008-05-15 | Toyoda Gosei Co Ltd | Tube for fuel tank |
| JP2008162409A (en) * | 2006-12-28 | 2008-07-17 | Futaba Industrial Co Ltd | Fuel inlet |
| JP2015003618A (en) * | 2013-06-20 | 2015-01-08 | スズキ株式会社 | Connection structure of hose and pipe |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5790214U (en) * | 1980-11-21 | 1982-06-03 | ||
| JPS60229823A (en) * | 1984-04-27 | 1985-11-15 | Nissan Motor Co Ltd | Fuel tank for vehicle |
-
1987
- 1987-04-04 JP JP62083283A patent/JP2585255B2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5790214U (en) * | 1980-11-21 | 1982-06-03 | ||
| JPS60229823A (en) * | 1984-04-27 | 1985-11-15 | Nissan Motor Co Ltd | Fuel tank for vehicle |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008110722A (en) * | 2006-10-31 | 2008-05-15 | Toyoda Gosei Co Ltd | Tube for fuel tank |
| JP2008162409A (en) * | 2006-12-28 | 2008-07-17 | Futaba Industrial Co Ltd | Fuel inlet |
| JP2015003618A (en) * | 2013-06-20 | 2015-01-08 | スズキ株式会社 | Connection structure of hose and pipe |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2585255B2 (en) | 1997-02-26 |
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