JP2000346264A - End structure for rubber hose - Google Patents
End structure for rubber hoseInfo
- Publication number
- JP2000346264A JP2000346264A JP11159720A JP15972099A JP2000346264A JP 2000346264 A JP2000346264 A JP 2000346264A JP 11159720 A JP11159720 A JP 11159720A JP 15972099 A JP15972099 A JP 15972099A JP 2000346264 A JP2000346264 A JP 2000346264A
- Authority
- JP
- Japan
- Prior art keywords
- rubber hose
- rubber
- tightening band
- fastening band
- band
- 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
- 230000002093 peripheral effect Effects 0.000 claims abstract description 12
- 239000000853 adhesive Substances 0.000 claims description 8
- 230000001070 adhesive effect Effects 0.000 claims description 8
- 239000004636 vulcanized rubber Substances 0.000 claims 1
- 238000004073 vulcanization Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 8
- 238000000465 moulding Methods 0.000 description 3
- 238000007789 sealing Methods 0.000 description 3
- 235000012438 extruded product Nutrition 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 101150042515 DA26 gene Proteins 0.000 description 1
- 101100219325 Phaseolus vulgaris BA13 gene Proteins 0.000 description 1
- LFYJSSARVMHQJB-QIXNEVBVSA-N bakuchiol Chemical compound CC(C)=CCC[C@@](C)(C=C)\C=C\C1=CC=C(O)C=C1 LFYJSSARVMHQJB-QIXNEVBVSA-N 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012815 thermoplastic material Substances 0.000 description 1
Landscapes
- Joints That Cut Off Fluids, And Hose Joints (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
Description
【０００１】[0001]
【発明の属する技術分野】本発明は、締付バンドが取り
付けられたゴムホースの端末構造に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a terminal structure of a rubber hose to which a tightening band is attached.
【０００２】[0002]
【従来の技術】筒状部材の端部を他部材に接続する際
に、接続部分の外周に締付バンドを配設し、この締付バ
ンドを締め付けることによって、接続部分のシール性を
確保する場合がある。このとき上記締付バンドは筒状部
材に対して固定されている。2. Description of the Related Art When an end of a cylindrical member is connected to another member, a tightening band is provided on the outer periphery of the connecting portion, and the tightening band is tightened to ensure the sealing property of the connecting portion. There are cases. At this time, the tightening band is fixed to the tubular member.
【０００３】例えば、筒状部材に突起を設け、この突起
が挿入される貫通孔を締付バンドに形成すると共に、こ
の締付バンドの外周側に突出した上記突起を加熱しなが
ら押し潰すことによって、上記締付バンドを上記筒状部
材に固定したもの（例えば、実開平２−１３８２９５号
公報等を参照）や、先端が基端側に比べて大径なゴム等
の弾性部材からなる突起を筒状部材に設け、上記突起の
先端より小径の貫通孔を締付バンドに形成すると共に、
上記突起を上記貫通孔に圧入することによって、上記締
付バンドを上記筒状部材に固定したもの（実公平２−６
３１９号公報等を参照）、等が従来から知られている。For example, a projection is provided on a cylindrical member, a through hole into which the projection is inserted is formed in a tightening band, and the protrusion protruding to the outer peripheral side of the tightening band is crushed while heating. A projection formed of an elastic member such as rubber having the fastening band fixed to the cylindrical member (see, for example, Japanese Unexamined Utility Model Publication No. 2-138295) or a rubber having a distal end larger in diameter than the base end. Provided in the cylindrical member, while forming a through hole with a diameter smaller than the tip of the protrusion in the tightening band,
The fastening band is fixed to the tubular member by press-fitting the projection into the through hole (actually, 2-6).
No. 319) is conventionally known.
【０００４】[0004]
【発明が解決しようとする課題】しかし、前者の構成で
は、筒状部材が熱可塑性の材質でなければならず、ゴム
材料からなる筒状部材には適用できないため、筒状部材
の材質が限定されてしまうという問題があると共に、締
付バンドが筒状部材に対して、貫通孔の形成位置、すな
わち締付バンドの幅方向の一点で固定されているため筒
状部材に対する締付バンドの密着性が悪く、締付バンド
が筒状部材の中心軸に対して傾むいた状態で締め付けら
れ、筒状部材の抜けやシール性が損なわれる虞がある。However, in the former configuration, since the tubular member must be made of a thermoplastic material and cannot be applied to a tubular member made of a rubber material, the material of the tubular member is limited. The fastening band is fixed to the tubular member at the position where the through hole is formed, that is, at one point in the width direction of the fastening band. Poor performance, the fastening band is fastened in a state of being inclined with respect to the central axis of the tubular member, and there is a possibility that the tubular member comes off or the sealing performance is impaired.
【０００５】また、後者の構成では、筒状部材が押出成
形品の場合、このような突起を形成するのは困難である
という問題がある。[0005] The latter configuration has a problem that it is difficult to form such projections when the cylindrical member is an extruded product.
【０００６】[0006]
【課題を解決するための手段】請求項１に記載の発明
は、他部材へ固定するための締付バンドが端部に取り付
けられたゴムホースの端末構造において、上記締付バン
ドの周方向の一部を被覆する締付バンド固定用ゴム部
が、加硫あるいは半加硫状態のゴムホースの外周面に加
硫成形され、かつ上記締付バンド固定用ゴム部が加硫成
形される部分に対応して、上記締付バンドに回転防止用
の異形部が予め設けられていることを特徴としている。
これによって、締付バンド固定用ゴム部によって被覆さ
れる部分における締付バンドとゴムホースとの密着が良
好となる。According to a first aspect of the present invention, there is provided a terminal structure of a rubber hose in which a tightening band for fixing to another member is attached to an end of the rubber hose. The rubber part for fixing the tightening band covering the part is vulcanized and formed on the outer peripheral surface of the rubber hose in a vulcanized or semi-vulcanized state, and the rubber part for fixing the tightening band corresponds to the part where the rubber part is vulcanized and formed. Further, the fastening band is provided with a deformed portion for preventing rotation in advance.
Thereby, the tightness between the tightening band and the rubber hose in the portion covered by the tightening band fixing rubber portion is improved.
【０００７】請求項２に記載の発明は、請求項１に記載
の発明において、ゴムホースの締付バンド固定用ゴム部
が加硫成形される部分には、予め接着剤が塗布されてい
ることを特徴としている。これによって、締付バンド固
定用ゴム部のゴムホースに対する接着力がより強固なも
のとなると共に、締付バンド固定用ゴム部とゴムホース
の材料が互いに異なるゴム材料であっても接着すること
ができる。According to a second aspect of the present invention, in the first aspect, an adhesive is previously applied to a portion of the rubber hose where the rubber portion for fixing the tightening band is vulcanized. Features. Thereby, the adhesive force of the tightening band fixing rubber portion to the rubber hose becomes stronger, and even if the tightening band fixing rubber portion and the rubber hose are made of different rubber materials, they can be bonded.
【０００８】[0008]
【発明の実施の形態】本発明の一実施例を図面に基づい
て詳細に説明する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described in detail with reference to the drawings.
【０００９】図１に示すように、押出成形された円筒状
のゴムホース２の端部外周には、金属製で環状の締付バ
ンド４が配設されている。この締付バンド４の周方向の
一部は、加硫成形された締付バンド固定用ゴム部６によ
って被覆されている。そして、この締付バンド固定用ゴ
ム部６は上記ゴムホース２の外周面に接着されている。As shown in FIG. 1, an annular tightening band 4 made of metal is provided around the end of an extruded cylindrical rubber hose 2. A part of the tightening band 4 in the circumferential direction is covered with a tightening band fixing rubber portion 6 formed by vulcanization. The fastening band fixing rubber portion 6 is adhered to the outer peripheral surface of the rubber hose 2.
【００１０】上記締付バンド４は、細長い板状のバンド
部８の一端に締付部１０が取り付けられており、この締
付部１０に上記バンド部８の他端が挿入され、バンド部
８が円環状に曲げられている。そして、上記締付部１０
の締付ビス１１を回すことによって、バンド部８の他端
側が締付部１０に引き込まれ、締付バンド４の直径が変
化する。In the fastening band 4, a fastening portion 10 is attached to one end of an elongated plate-shaped band portion 8. The other end of the band portion 8 is inserted into the fastening portion 10, and the band portion 8 is inserted. Are bent in an annular shape. And the above-mentioned fastening part 10
By turning the tightening screw 11, the other end of the band portion 8 is pulled into the tightening portion 10, and the diameter of the tightening band 4 changes.
【００１１】図２及び図３に示すように、上記締付バン
ド固定用ゴム部６の加硫成形される部分に対応した上記
締付バンド４には、この締付バンド４の上記ゴムホース
２周方向への回転を防止するための異形部として貫通孔
１２が形成されている。As shown in FIGS. 2 and 3, the tightening band 4 corresponding to the portion of the tightening band fixing rubber portion 6 to be vulcanized and formed is provided around the rubber hose 2 around the tightening band 4. A through hole 12 is formed as a deformed portion for preventing rotation in the direction.
【００１２】また、上記ゴムホース２の上記締付バンド
固定用ゴム部６が加硫成形される部分には、予め接着剤
が塗布されている。An adhesive is previously applied to a portion of the rubber hose 2 where the rubber portion 6 for fixing the tightening band is vulcanized.
【００１３】つまり、上記締付バンド固定用ゴム部６
は、締付バンド４の貫通孔１２を介して接着剤が塗布さ
れたゴムホース２の外周面に接着され、かつ締付バンド
４の両端縁で、接着剤が塗布された上記ゴムホース２の
外周面に接着されている。That is, the rubber portion 6 for fixing the tightening band.
Are bonded to the outer peripheral surface of the rubber hose 2 to which the adhesive is applied via the through holes 12 of the tightening band 4, and the outer peripheral surface of the rubber hose 2 to which the adhesive is applied at both end edges of the tightening band 4. Is adhered to.
【００１４】このような端末構造のゴムホース２は、図
４に示すように、押出成形されたゴムホース２の端末
を、締付バンド４がセットされた下型１４の差込部１６
に挿入する。そして、この下型１４と締付バンド固定用
ゴム部６に対応するキャビティ１８を有する上型２０と
を型合わせし、上記キャビティ１８にゴム材料を注入
し、加硫成形することによって、締付バンド４がゴムホ
ース２端末の外周面に固定される。As shown in FIG. 4, the rubber hose 2 having such a terminal structure is formed by connecting the end of the extruded rubber hose 2 to the insertion portion 16 of the lower die 14 on which the tightening band 4 is set.
Insert Then, the lower mold 14 and the upper mold 20 having the cavity 18 corresponding to the tightening band fixing rubber portion 6 are matched, and a rubber material is injected into the cavity 18 and vulcanized to form a clamp. The band 4 is fixed to the outer peripheral surface of the end of the rubber hose 2.
【００１５】このように構成されたゴムホース２の端末
構造においては、締付バンド４の一部を被覆する締付バ
ンド固定用ゴム部６が締付バンド４を跨いで、上記ゴム
ホース２の外周面に加硫成形されているので、ゴムホー
ス２に対する締付バンド４の密着が良好となり、上記締
付バンド４が上記ゴムホース２の軸方向に対して傾いた
状態で締め付けられることがなくなり、締付バンド４の
締め付け後のゴムホース２のシール性が向上すると共
に、他部材に取り付けられたゴムホース２の抜けを確実
に防止することができる。特に、締付バンド固定用ゴム
部６が加硫成形される部分に対応した位置の上記締付バ
ンド４に貫通孔１２が設けられていることによって、上
記締結バンド４が上記ゴムホース２の周方向に回転して
しまうことを確実に防止することができる。In the terminal structure of the rubber hose 2 configured as described above, the tightening band fixing rubber portion 6 covering a part of the tightening band 4 straddles the tightening band 4 and the outer peripheral surface of the rubber hose 2. Since the rubber band 2 is vulcanized, the tightness of the tightening band 4 to the rubber hose 2 is improved, and the tightening band 4 is not tightened in a state inclined with respect to the axial direction of the rubber hose 2. 4, the sealing property of the rubber hose 2 after the tightening is improved, and the rubber hose 2 attached to another member can be reliably prevented from coming off. Particularly, the through-hole 12 is provided in the tightening band 4 at a position corresponding to the portion where the tightening band fixing rubber portion 6 is vulcanized and molded, so that the tightening band 4 is formed in the circumferential direction of the rubber hose 2. Can be reliably prevented from rotating.
【００１６】また、上記締付バンド４の上記ゴムホース
２への固定は、ゴムホース２が押出成形品であっても、
上記締付バンド固定用ゴム部６を加硫成形する一工程の
みで可能なので、製造コストを低くすることができる。Further, the fastening of the tightening band 4 to the rubber hose 2 can be performed even if the rubber hose 2 is an extruded product.
Since only one step of vulcanizing and molding the tightening band fixing rubber portion 6 is possible, the manufacturing cost can be reduced.
【００１７】そして、接着剤を用いることによって、締
付バンド固定用ゴム部６とゴムホース２とを、より強固
に接着させることができると共に、上記締付バンド固定
用ゴム部６と上記ゴムホース２とが互いに異種のゴム材
料であっても接着することができ、材料の選定範囲を広
くすることができる。By using an adhesive, the tightening band fixing rubber portion 6 and the rubber hose 2 can be more firmly bonded to each other, and the tightening band fixing rubber portion 6 and the rubber hose 2 can be bonded to each other. Can be bonded to each other even if they are made of different kinds of rubber materials, and the range of material selection can be widened.
【００１８】尚、上記締付バンド固定用ゴム６が配設さ
れる位置は、上記締付バンド４の締付部１０が取り付け
られたバンド部８の一端に近いほうが望ましい。The position where the tightening band fixing rubber 6 is disposed is preferably closer to one end of the band portion 8 to which the tightening portion 10 of the tightening band 4 is attached.
【００１９】また、締付バンド４の上記ゴムホース２の
周方向への回転防止手段は、上記実施例に限定されるも
のではなく、図６及び図７に示すように、締付バンド固
定用ゴム部６に被覆される位置の締付バンド４に異形部
として切欠部２２，２２を形成することによっても、締
付バンド４の上記ゴムホース２の周方向への回転を抑止
することができる。The means for preventing the rotation of the tightening band 4 in the circumferential direction of the rubber hose 2 is not limited to the above-described embodiment. As shown in FIGS. By forming the cutouts 22, 22 as deformed portions in the fastening band 4 at positions covered by the portion 6, the rotation of the fastening band 4 in the circumferential direction of the rubber hose 2 can also be suppressed.
【００２０】また、図８及び図９に示すように、締付バ
ンド固定用ゴム部６の配設位置における締付バンド４
に、略コ字形の切り込みを入れ、この切り込みを締付バ
ンド４の外周側に引き起こして異形部となる突起部２４
を形成し、締付バンド４の上記ゴムホース２の周方向へ
の回転を抑止することができる。As shown in FIGS. 8 and 9, the tightening band 4 at the position where the tightening band fixing rubber portion 6 is disposed is provided.
A notch having a substantially U-shape is formed on the outer peripheral side of the tightening band 4 so that the protrusion 24 becomes a deformed portion.
The rotation of the tightening band 4 in the circumferential direction of the rubber hose 2 can be suppressed.
【００２１】[0021]
【発明の効果】請求項１に記載の発明によれば、締付バ
ンド固定用ゴム部によって被覆される部分における締付
バンドとゴムホースとの密着が良好となり、締付バンド
がゴムホースの中心軸に対して傾いた状態になることを
防ぐことができるまた、請求項２に記載の発明のよう
に、締付バンド固定用ゴム部が加硫成形されるゴムホー
スの外周面に接着剤を塗布することによって、締付バン
ド固定用ゴム部とゴムホースとを、より強固に接着させ
ることができると共に、上記締付バンド固定用ゴム部と
上記ゴムホースとが互いに異種のゴム材料であっても接
着することができ、材料の選定範囲を広くすることがで
きる。According to the first aspect of the present invention, the tightness between the tightening band and the rubber hose at the portion covered by the tightening band fixing rubber portion is improved, and the tightening band is attached to the center axis of the rubber hose. An adhesive can be applied to the outer peripheral surface of the rubber hose in which the rubber portion for fixing the tightening band is vulcanized and molded, as in the invention according to claim 2. Thereby, the tightening band fixing rubber portion and the rubber hose can be more firmly adhered to each other, and even if the tightening band fixing rubber portion and the rubber hose are made of different kinds of rubber materials, they can be bonded to each other. The range of material selection can be widened.
【図１】本発明に係るゴムホースの端末構造を示す斜視
図。FIG. 1 is a perspective view showing a terminal structure of a rubber hose according to the present invention.
【図２】本発明に係るゴムホースの端末構造の要部正面
図。FIG. 2 is a front view of a main part of a terminal structure of the rubber hose according to the present invention.
【図３】図２のＡ−Ａ線に沿った断面図。FIG. 3 is a sectional view taken along the line AA of FIG. 2;
【図４】本発明に係るゴムホースの端末構造の成形工程
を示す工程説明図。FIG. 4 is a process explanatory view showing a molding process of a terminal structure of a rubber hose according to the present invention.
【図５】本発明に係るゴムホースの端末構造の成形型の
要部断面図。FIG. 5 is a sectional view of a main part of a molding die having a terminal structure of a rubber hose according to the present invention.
【図６】本発明の第２実施例に係るゴムホースの端末構
造の要部正面図。FIG. 6 is a front view of a main part of a terminal structure of a rubber hose according to a second embodiment of the present invention.
【図７】図６のＢ−Ｂ線に沿った断面図。FIG. 7 is a sectional view taken along the line BB of FIG. 6;
【図８】本発明の第３実施例に係るゴムホースの端末構
造の要部正面図。FIG. 8 is a front view of a main part of a terminal structure of a rubber hose according to a third embodiment of the present invention.
【図９】図８のＣ−Ｃ線に沿った断面図。FIG. 9 is a sectional view taken along the line CC in FIG. 8;
２…ゴムホース ４…締付バンド ６…締付バンド固定用ゴム部 １２…貫通孔 2 ... Rubber hose 4 ... Tightening band 6 ... Tightening band fixing rubber part 12 ... Through hole
───────────────────────────────────────────────────── フロントページの続き (72)発明者 市東 利一 千葉県千葉市稲毛区長沼町330番地 鬼怒 川ゴム工業株式会社内 (72)発明者 清水 誠 埼玉県入間市大字新光235番地 帝都ゴム 株式会社内 Ｆターム(参考） 3H017 BA01 3H111 AA02 BA13 CB27 CB28 DA14 DA26 EA12 EA15 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Toshiichi Ichihigashi 330, Naganuma-cho, Inage-ku, Chiba-shi, Chiba Inside Kinugawa Rubber Industries Co., Ltd. F-term in the company (reference) 3H017 BA01 3H111 AA02 BA13 CB27 CB28 DA14 DA26 EA12 EA15
Claims (2)
部に取り付けられたゴムホースの端末構造において、上
記締付バンドの周方向の一部を被覆する締付バンド固定
用ゴム部が、加硫あるいは半加硫状態のゴムホースの外
周面に加硫成形され、かつ上記締付バンド固定用ゴム部
が加硫成形される部分に対応して、上記締付バンドに回
転防止用の異形部が予め設けられていることを特徴とす
るゴムホースの端末構造。In a terminal structure of a rubber hose in which a fastening band for fixing to another member is attached to an end, a fastening band fixing rubber portion covering a part of the fastening band in a circumferential direction is provided. A vulcanized or semi-vulcanized rubber hose is vulcanized and formed on the outer peripheral surface, and the tightening band has a deformed portion for preventing rotation corresponding to a portion where the rubber portion for fixing the tightening band is vulcanized. A terminal structure of a rubber hose, wherein a terminal is provided in advance.
加硫成形される部分には、予め接着剤が塗布されている
ことを特徴とする請求項１に記載のゴムホースの端末構
造。2. The end structure of a rubber hose according to claim 1, wherein an adhesive is applied in advance to a portion of the rubber hose where the rubber portion for fixing the tightening band is vulcanized.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15972099A JP3599602B2 (en) | 1999-06-07 | 1999-06-07 | Rubber hose end structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15972099A JP3599602B2 (en) | 1999-06-07 | 1999-06-07 | Rubber hose end structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2000346264A true JP2000346264A (en) | 2000-12-15 |
| JP3599602B2 JP3599602B2 (en) | 2004-12-08 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15972099A Expired - Fee Related JP3599602B2 (en) | 1999-06-07 | 1999-06-07 | Rubber hose end structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP3599602B2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008185092A (en) * | 2007-01-29 | 2008-08-14 | Kojima Press Co Ltd | Hose clamp holding structure |
| JP2008232371A (en) * | 2007-03-23 | 2008-10-02 | Nissan Diesel Motor Co Ltd | Hose clamp positioning structure |
| KR101424730B1 (en) | 2013-05-23 | 2014-08-01 | 박한용 | Apparatus for mending portion of conduct line using hose coupling band |
| KR101580154B1 (en) * | 2015-08-24 | 2015-12-28 | 박정운 | Couplings for pipe repair |
| KR102708788B1 (en) * | 2023-10-30 | 2024-09-20 | 박명수 | pipe binding mechanism |
| KR102729970B1 (en) * | 2022-07-19 | 2024-11-14 | 평화산업주식회사 | Fixed pad to prevent flow of hose clamp |
-
1999
- 1999-06-07 JP JP15972099A patent/JP3599602B2/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008185092A (en) * | 2007-01-29 | 2008-08-14 | Kojima Press Co Ltd | Hose clamp holding structure |
| JP2008232371A (en) * | 2007-03-23 | 2008-10-02 | Nissan Diesel Motor Co Ltd | Hose clamp positioning structure |
| KR101424730B1 (en) | 2013-05-23 | 2014-08-01 | 박한용 | Apparatus for mending portion of conduct line using hose coupling band |
| KR101580154B1 (en) * | 2015-08-24 | 2015-12-28 | 박정운 | Couplings for pipe repair |
| KR102729970B1 (en) * | 2022-07-19 | 2024-11-14 | 평화산업주식회사 | Fixed pad to prevent flow of hose clamp |
| KR102708788B1 (en) * | 2023-10-30 | 2024-09-20 | 박명수 | pipe binding mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| JP3599602B2 (en) | 2004-12-08 |
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