WO1994029631A1 - Tuyau flexible pourvu d'une protection - Google Patents
Tuyau flexible pourvu d'une protection Download PDFInfo
- Publication number
- WO1994029631A1 WO1994029631A1 PCT/JP1994/000961 JP9400961W WO9429631A1 WO 1994029631 A1 WO1994029631 A1 WO 1994029631A1 JP 9400961 W JP9400961 W JP 9400961W WO 9429631 A1 WO9429631 A1 WO 9429631A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- hose
- protector
- ring
- peripheral surface
- hose body
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L33/00—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses
- F16L33/01—Arrangements for connecting hoses to rigid members; Rigid hose connectors, i.e. single members engaging both hoses adapted for hoses having a multi-layer wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/11—Hoses, i.e. flexible pipes made of rubber or flexible plastics with corrugated wall
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L11/00—Hoses, i.e. flexible pipes
- F16L11/04—Hoses, i.e. flexible pipes made of rubber or flexible plastics
- F16L11/12—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting
- F16L11/125—Hoses, i.e. flexible pipes made of rubber or flexible plastics with arrangements for particular purposes, e.g. specially profiled, with protecting layer, heated, electrically conducting non-inflammable or heat-resistant hoses
Definitions
- the present invention relates to a protective hose with a high resistance to harm such as a flame from the outer peripheral side.
- the hose with a protector of the present invention is most suitable as a hose used for transporting gasoline, kerosene, fuel and the like. Background art
- the hose with protector is designed to cover the entire body of the hose with a protector. Therefore, connecting the hose with protector to another device requires a specially designed.
- connecting to Nitsukare, etc. there was a case where the nipple was inserted directly into the hose body of the hose with protector, so that the hose body had to be made of flexible rubber or elastomer, and it was necessary to use highly rigid resin, etc. could not make the hose body with the
- An object of the present invention is to solve the above-mentioned problem, and an object of the present invention is to provide an easy-to-use hose with a protector for a nipple or the like.
- a hose with a protector according to the present invention comprises: a tubular hose body; and an outer peripheral surface of the hose body.
- a tubular block arranged in the t-shape and coaxially with the hose body, and the hose body and the block are joined together at both ⁇ s by “ ⁇ ”, and a nipple into which a nibble is inserted and connected is inserted.
- the engagement ⁇ is formed ⁇ , it can be connected to other devices such as a nipple.
- the engagement part fixes the hose body and the protector together ⁇ :, so that the hose body and the protector are highly resistant.
- the hose body of the hose with protector of the present invention can be used as it is as the hose body constituting the hose with protector of the present invention. That is, as the hose body, a rubber hose, an elastomer hose, a resin hose, a multi-layer hose in which the inner peripheral portion U is formed of resin and the outer peripheral portion is made of rubber can be used as the hose body. By using a resin hose as the hose body, a protective hose with excellent gasoline permeability can be obtained.
- the portion of the hose body that engages with the engaging portion may have a shape having a concave or convex ring when viewed from the inner circumferential surface that makes a full circumference in the circumferential direction.
- the ring is a convex or concave lock provided on the outer peripheral surface of the nipple which is inserted or held in the engagement portion, or as a fitting and locking portion for improving the " ⁇ " property between the hose body and the engagement member 15. It is a fitting and locking part that is fitted or locked directly or indirectly with the ring, and is located on the outer peripheral side of the inserted and held nibble at the hose body 5 that is in contact with the engaging part. It is preferable that the portion to be formed is formed into a wavy shape having irregularities in the circumferential direction, so that the U of the hose main body can be expanded in diameter and the nipple can be easily inserted.
- the protector described above can be used as it is as the protector. If a plate, fire flame, etc., is required of the protector, it is preferable to form the protector with rubber. By using rubber, it is possible to avoid the loss due to melting that occurs when the hose is formed of a thermoplastic resin, and it is possible to extend the length of flame to the hose body.
- the protector consists of a pair of parts, one of which is coaxially fitted with the other part of the M5, so that it can be moved relatively in the axial direction.
- the engaging part is formed ⁇ with the protector, May be inserted and molded ⁇ , or molded independently of the pro-technique, and then combined with the pro-technique.
- the engaging portion is formed of a rubber elastic body, and that the nibble is elastically clamped by the nipple to be inserted.
- the shaft hole of the engaging portion has a shape matching the outer diameter and the outer shape of the nipple to be inserted.
- the shape of the conventional shaft hole can be adopted as the shape of the shaft hole.
- the contact of the hose body comes into contact with the engaging part.
- the portion of the engaging portion coaxially interposed between the nibble inserted and held and the hose body can be used as a seal portion.
- the engaging portion may be insert-molded so as to bury the end of the hose body, or may be opened in a ring shape on the inner peripheral surface of the hose body into which the nose 5 is inserted, and may be parallel or axial to the direction of transfer.
- the iWSU with a hose can be inserted and locked into the bottomed ring groove.
- the inner part of the engaging part is formed into a cylindrical shape with the outer part, and the outer part is coaxial with the outer part. It can also be formed by folding it in.
- the nibble is inserted and held in the shaft hole formed on the folded inner peripheral surface side.
- the folded-in peripheral surface side does not move relative to the outer peripheral surface side in the axial direction.
- the ring groove formed between the folded inner peripheral surface side and the outer peripheral surface side can be a ring groove into which the of the hose body is inserted. It is also preferable to form a portion that is resistant to the Ifc direction between the inserted and held hose body and the folded peripheral surface.
- a resistance part one part has a concave or convex ring that makes a full circumference in the circumferential direction, and the other part has a convex or concave ring that makes a full circumference in the circumferential direction that has a pattern symmetry with this. Can be formed.
- the outer peripheral surface is fastened in a ring shape to the outer peripheral surface of It is also preferable to provide a ring-shaped inner ring that supports the inner peripheral surface on the inner peripheral surface of the integral hose main body and the inner peripheral surface of the integral hose main body to enhance the “ ⁇ ” characteristics of the coupling and the hose main body.
- the engaging portion is formed as a separate body of the protector and the hose main body, and «J of the protector is coaxially fitted to the outer peripheral surface of the engaging portion to be ⁇ :, and the hose main body is attached to the inner peripheral surface of the engaging member ⁇ u.
- the outer ring may be connected to the outer peripheral surface of the protector in a ring shape, and the inner peripheral surface of the end of the hose body may be connected to the inner ring. It is also preferable to provide a ring-shaped ring that supports the peripheral surface.
- the hose body and the protector are formed at the engagement portion. Further, since the engaging portion is formed so that the nibble is inserted and fixed, the fitting is not used as a boat. In addition, by forming the protector and the engagement
- FIG. 1 is a cross-sectional view of a hose with a protector according to a first embodiment of the present invention.
- Fig. 2 is a cross-sectional view showing the ism of the hose with the plug-in tech tip of Example 1.
- FIG. 3 is a cross-sectional view schematically showing a main part of a hose with a brotech evening glass of Example 2.
- Figure 4 is a partially enlarged sectional view showing the front and rear folding parts and the folded portion constituting the engaging portion of the protector with the hose of Example 3 0
- FIG. 5 is a partially enlarged cross-sectional view showing before and after the return of the ⁇ part and the return part which constitute the engaging part of the hose with the protection sleeve of the fourth embodiment.
- FIG. 6 is a partially enlarged cross-sectional view showing the folded portion of the portion of the protector hose of Example 5 and the folded portion.
- FIG. 7 is a partially enlarged cross-sectional view showing before and after the turning of the ⁇ ⁇ portion and the folded portion which constitute the engagement ⁇ of the hose with a protector of the sixth embodiment.
- FIG. 8 is a partially enlarged cross-sectional view showing a portion forming an engaging portion of a hose with a protector of Example 7 and a folded portion before and after being folded.
- FIG. 9 is a partially enlarged cross-sectional view showing the folded portion of the portion of the hose with a protector and the folded portion of the eighth embodiment.
- FIG. 10 is a partially enlarged cross-sectional view showing a part constituting a member 15 of the hose with a protection hose according to the ninth embodiment and a folded part before and after being folded.
- FIG. 11 is a large cross-sectional view showing a part constituting an engaging part of the hose with a protective sleeve of Example 10 and a part before and after folding back of the folded part.
- FIG. 12 is a partial Jfc cross-sectional view showing a portion constituting an engaging portion of the hose with a mouthpiece protector of Example 11 and a folded portion after being folded.
- Fig. 13 is a cut-away view of the hose with the protective sheath of 5S example 12.
- FIG. 14 is a cross-sectional view schematically showing a process of the hose with a protector of Example 13.
- FIG. 15 is a cut-away view of the hose with a protective sleeve of Example 14;
- FIG. 16 is a cross-sectional view of the hose with a protection sleeve of Example 15;
- FIG. 17 is a cross-sectional view of the hose with a protector of Example 16;
- FIG. 18 is a partially enlarged cross-sectional view showing a hook of a hose with a protector of Example 17 and a hose main part.
- FIG. 19 is a partially enlarged cross-sectional view showing the engaging portion of the hose with a wrench and the end of the hose body of Example 18;
- FIG. 20 is a large cross-sectional view showing the engaging portion of the hose with a protection sleeve and the end of the hose main body of Example 19;
- FIG. 21 is a partial cross-sectional view showing an engaging portion and a hose main body ⁇ of the hose with a protective sleeve of Example 20.
- FIG. 22 schematically shows a section ⁇ U3 ⁇ 4K, a section ⁇ and an appearance of the hose with a protector of Example 21.
- FIG. 23 is a cross-sectional view of the hose with a protection sleeve of Example 22.
- FIG. 24 schematically shows the method of sitting the resin ring of the hose with the protection sleeve of Example 22.
- Fig. 25 is a ⁇ fractured view of the hose with a protective sheath of Example 23.
- FIG. 26 is a cross-sectional view of a main part of a modified example of the hose with protector of Example 23. BEST MODE FOR CARRYING OUT THE INVENTION
- FIG. 1 is a front view showing a state where a hose with a protector for a hose of a vehicle according to the first embodiment of the present invention is fitted to a connected pipe (nibble 50) by a ⁇ cross section.
- the resin hose F is composed of a tubular resin hose body 10 provided inside, and a flame rubber protector 20 and protector 20 provided on the outside of the hose body 10.
- ⁇ It is composed of a relationship ⁇ 30 formed in a targeted manner.
- the hose main body 10 is made of boriamid, and has a bottom portion 11 at a location and a cylindrical coupling 12 provided at both ends (hereinafter, referred to as 4S3 ⁇ 45).
- the protector 20 is provided with a shape portion 11 of the hose body 10 and a ⁇ K portion 21
- the link 0 is connected to the outer surface of the hose body 1 0 «1 2 and extends outward from the ⁇ ⁇ 2 with the connecting portion 3 5 superimposed on the inner surface of the mi 2 H4: has a folded portion 38 that is superimposed.
- a resin such as vinyl chloride ⁇ Ht ⁇ and a resin other than rubber may be used as a resin such as vinyl chloride ⁇ Ht ⁇ and a resin other than rubber may be used.
- a protector made of a rubber-resistant rubber and having a folded part 38 and a difficult part 35 on both ends in a cylindrical shape is provided.
- Use 20 for jr. Protector with this lock 0 Thigh can be made by Sit method of ordinary rubber hose using 2 o uam core metal.
- the SU jig 41 is inserted and fitted into the inner peripheral surface of the folded portion 88 at both ends.
- this is inserted into the mold 40 and fitted, and a parison 15 of polyamide recognition is inserted into the shaft hole of the protector 20 having the engaging portion 30. I do.
- the ⁇ ⁇ ⁇ 1 hose of Example 1 has a nipple 50 fitted by folding back the folded portion 38 of the lock 30 and superimposing it inside the 3 ⁇ 43 ⁇ 412 of the hose body 10.
- the folded portion 38 is interposed between the SgJJ12 of the hose body 10 and the nibble 50, the sealing property of the connection between them is maintained. Therefore, rubber caps and buses for securing the sealing property at the SB portion between the hose body 10 and the nibble 50 as in $ ⁇ 3 ⁇ 4 are: ⁇ , which is a force for forming the rubber caps, and is also a rubber cap house.
- the force of the fitting fc becomes C ⁇ . Therefore, a hose with a brotech suture excellent in gasoline resistance 2 »1 ⁇ 2, ⁇ ⁇ , etc. is used as ⁇ S.
- a protector 20 was prepared having a lock 30 in FIG. 3 (a).
- the protector 20 having the engagement 30 of Example 1 and the ring groove 36 extending in the circumferential direction on the inner peripheral surface side of the engagement 3300 SP 35 are reinforced.
- Other parts and materials are the same.
- the ring 13 of the hose body 10 restricts the involuntary movement of the folded portion S8 and the hose body 10 12 in the it ⁇ direction. You. For this reason, the nibble is inserted and fixed, and the folded portion 38 is prevented from moving relative to the hose body 10-2.
- the nipple is more securely inserted and fitted.
- the insertion fitting of the nipple can be easily known because the AM becomes a drip before the nibble is inserted and fitted, and the insertion resistance is reduced at the time of the fitting.
- the thickness of the folded portion 38 of the member 30 is made larger than the thickness of the ⁇ portion 35.
- the nipple 50 is inserted into the hose with the protruding part due to the increased strength of the folded part 38 when the nipple is attached, and the folded part 38 absorbs the nibble caused by the nibble.
- the nibble 50 can be easily inserted.
- the ⁇ r3 ⁇ 4 of the folded portion 38 of the 3 ⁇ 4 ⁇ 80 is made smaller than the inner diameter r B of 33 ⁇ 4P35.
- the slack or wrinkle is less likely to occur in the overlapping portion of the folded portion 38 with the hose body 10 »» 12. it can.
- This makes it possible to improve the tightness of the folded portion 38, the Sn 2 in the Sn 2 of the hose body 10, and the nibble 50, and to enhance the sealing performance of the hose with the protective sheath.
- the hose with a mouth opening protector of Difficult Example 5 will be described with reference to FIG.
- the thickness of the folded part 38 and the difficult part 3 O mS 7 of the engaging part 30 of the hose with the protector is thinner than the thickness of other parts.
- the bent portion becomes dull, so that the swelling of this portion can be suppressed, and the nipple 50 cannot be attached to the opening of the hose with protector. It can be easily inserted.
- the thin part is changed as shown in Fig. 6 (b) to Fig. 6 (d). Alternatively, it may be provided on the folded portion 38 side.
- the hose with protector 7 is formed with a ring groove 36 around the inner circumference of the portion 35 of the hose with protector ⁇ 0 on the inner circumference of the section 35 of the hose with the protector, and this ring is formed on the inner circumference of the folded portion 38.
- a ring-shaped convex ridge 39 which is nicknamed the groove 36, is formed.
- a portion of the hose body 10 l 2 that comes into contact with the ring groove 36 is convex on the peripheral surface side, and the inner periphery is formed.
- a ring 13 with an enlarged diameter is formed on the side of the surface, which makes a round in the circumferential direction, and the ring 13 is fitted and fixed in the ring groove 36, and the inner peripheral surface of the ring 13 is further formed.
- the ring-shaped convex portion 39 of the folded portion 38 is fitted in the concave groove ring groove on the side.
- the ring 13 of the hose body 10 turns the folded portion 38 and the hose body 10 ⁇ m 12 in the same direction. Relative movement is regulated. Therefore, when the nibble is inserted and fixed, the folded portion 38 is prevented from moving relative to the H2 of the hose body 10 in the vertical direction.
- the insertion fitting of the nipple 50 becomes more accurate. .
- the insertion resistance of the nibble 50 is increased when the nibble 50 is inserted and the insertion resistance is reduced when the nibble 50 is inserted. Therefore, there is a merit that the insertion and engagement of the nibble 50 can be easily known.
- a band decoration 55 is attached to the outer peripheral surface of the engagement 3D, and the engagement SP SP 30 is attached. It is tightened to 50 in the axial direction, and the engagement between the jibble 50 and the engaging portion 30 is made stronger.
- the hose with protector of Zenin example 8 is perpendicular to the length of the folded part 38 in at least one of the inner part and the 0 ⁇ plane of the folded part 38.
- the ring-shaped 3 ⁇ 4 @ portions 38a and 38b are provided in the.
- the 3 ⁇ 4 @ portions 88a and 38b perform the same operation as the O-ring, so that the sealability of the hose with the protector can be improved.
- the ⁇ ⁇ with the ⁇ S section 38 b on the outside has a large opening ® outside the hose with a protector, so that the nibble 50 can be easily inserted into the hose with a protector. it can.
- the shape of the ⁇ portions 38a and 88b is not limited to a semicircular shape, and for example, as shown in FIGS. 9 (c) and 9 (d), sawtooth J3 ⁇ 438c and 38d. Is also good. Further, although not shown, the portion may be provided at both the upper and lower sides.
- the protector-equipped hose of Difficult Example 9 will be described with reference to FIG.
- the hose with a protector of Example 9 is provided with a ring-shaped thread 38a inside the folded portion 38 in a direction perpendicular to the length direction of the folded portion 38.
- a ring ⁇ 35 a that fits with the ring-shaped ⁇ : 38 a is provided in the part 35.
- a ring-shaped thread 38a may be provided on the folded part 38, and when the folded part 38 is folded on the chain j3 ⁇ 4SP 35, the phosphorus A ring 35a may be provided so as to be connected to 8a.
- a ring 4 is provided in the parent portion 12 of the hose body 10 and fitted into the ring-shaped groove 38e provided in the turn-back portion 38. Good.
- the hose with a protector of Example 10 is a hose in which the hose body 10-2 is gei: up to the intermediate portion of the engagement ⁇ 30 ⁇ 35.
- the " ⁇ " of the folded portion 38 directly overlaps the ⁇ portion 38 at a portion beyond the end 12 of the hose body 10. Since the overlapping portion W is formed only of the rubber that does not contain the peristaltic portion 12 of the hard hose body 10, it is easy to insert the nipple 50 into the engaging portion 30.
- the engagement of the 30 ft gasoline ⁇ is ensured by the overlapping portion of the folded portion 38 with the end portion 12 of the hose body 10, as shown in FIG.
- the concave portion 38 e and the convex portion 38 f are provided in the gap portion 35 that does not overlap the folded portions 38 and 2, and the two are engaged, so that the pulling force acts on the nipple 50.
- the nipple 50 of the folded portion 38 can be prevented from being pulled out.
- the hose body 10 is a two-layer TO. That is, the inside of the hose body 10 is constituted by a layer 10 Ob of high gasoline, and the outside is constituted by a layer 10 c of good gasoline.
- the good layer 10c apply a return agent, or apply a surface iCS such as a sputter ring to the outside of the layer 1 Ob of the gasoline 2 It can be obtained by:
- the outside of the hose body 10 By using a good employment of 1 Oc, the hose main body 10 can be made to be a member 3D and a protector 20.
- the inner side of the hose body 10 is composed of a hard layer 10b of hard gasoline, and the outer side is provided with a difficult layer 10c. Can also. Then, in the portion other than 3 ⁇ 43 ⁇ 412, the thickness of the hard layer of gasoline ⁇ ⁇ high gasoline 010b is increased by increasing the thickness of the hose body 10 0, and the softness of the outer layer is increased for «12. By increasing the thickness of the good layer 10c, the insertion force of the nipple 50 can be reduced easily.
- the i2 protector hose will be described with reference to FIG.
- a heat-resistant layer is provided by providing a space between the hose body 10 and the protector 20 except for the case 2.
- the hose body 10 was fiRBed in advance separately from the lock 30 and the protector 20, and was already formed into the lock 30 and the protector 20 later. This was achieved by assembling the hose body 10 and fixing the end 12 of the hose body 10 as the SP 35 of the engaging portion 30 and the folded portion 38.
- the space is provided between the protector 20 and the hose body 10 so that they are not in the same direction. Since it is fixed at 0 by 38, the position of the hose body 10 is fixed. For this reason, the displacement between the protector 20 and the hose body 10 can be prevented.
- the hose with a pi protector in Examples 1 to 11 has no space between the hose body 10 and the protector 20. As described above, a space may be provided between the hose body 10 and the protector 20. Further, the hose body 10 and the protector 20 may be respectively; Thus, even if the hose body 10 is hardened, the flexibility of the obtained hose with a protective sheath can be ensured.
- the end 12 of the hose body 10 is fixed by the engaging portion 30 so that the hose body 10 and the protector 20 can be connected to each other. Shift can be prevented.
- the thickness of the hose body 10 is the same between the middle tfeTO-like portion 11 and the center portion 2, but the im i 2 may be thinner than the middle portion. .
- This increases the flexibility of the engagement of the hose TO into which the nibble 50 is inserted. Therefore, it becomes easy to insert the nipple 50 into the hose.
- the middle portion of the ⁇ -shaped portion 11 is thick, so that the W gasoline SSft of the hose is not harmed.
- the force of using a polyamide resin as the hose body 10 the use of a fluorine-based, polyester-based, polyvinyl chloride-based, polyacetal-based, PPS-based gasoline-resistant, gasoline-resistant Excellent resin or metal such as stainless steel or aluminum may be used.
- This hose with protector of & i 3 will be described with reference to FIG.
- This hose with a mouth protector uses the hose body 10 shown in Fig. 14 (a).
- This hose body 10 shown in Fig. 14 (a).
- the member 30 on the right side in the drawing is J ⁇ at the tWS with the folded portion 38 folded back in advance.
- the connecting portion 35 of the engaging portion 30 has a ring-shaped groove 35 g at the folded portion.
- the ring 38 has a ring-shaped 35 f force at a position corresponding to the ring-shaped groove 35 g at the folded portion.
- Folded 3 8 In I ⁇ IR, a ring-shaped deep return with an i ⁇ g portion is formed, as shown in the right side of the figure ⁇ 30.
- the hose with protector in this example is first fitted in the groove between the ⁇ 35 and the folded-back portion 38 of the engagement ⁇ U30 on the right side of the figure. Insert 10 port 1 2. Finally, as shown in Fig. 14 (d), the folded part 38 on the right side of the figure is filled with ⁇ ! : Fold in * ⁇ The hose with protector is thigh. In addition, 3 is provided in 2 of the hose main body 10.
- the end 12 of the hose body 10 is between the 3 ⁇ 4 ⁇ SU 35 and the return part 38
- the groove is fixed without slipping.
- the turn-up portion 38 of the section 30 is folded in advance, the turn-up rate is increased only by not turning the portion back.
- the engagements at both ends may be t-TCfi folded in advance.
- Fig. 15 shows the hose with & tec i4.
- a small inner diameter portion 29 protruding in a ring shape toward the shaft center at the ⁇ portion between the protector 20 and the engagement ⁇ 30 is formed into a hose body 1 0 1 ⁇ 2K
- a ring groove 19 recessed on the shaft center side is formed to fit into the ring-shaped protruding part 29 on the upper side.
- a band-type fastening tool 55 is used for fastening to the nipple 50, and the engaging portion 30 is formed in the axial direction from the outer peripheral side of the engaging portion 30.
- the nipple is strongly ife ⁇ between the outer surface of 5 o.
- Figure 16 shows the protective hose of the sm i5.
- This hose with a mouth protector is obtained by shortening the end portion 12 of the hose body 10 used in the hose with the protector in Example 14 and inserts the nipple 50 ⁇ Dim otA & 51 into the hose body 1 It should be put in 2 of 0. Since the hard hose body 10 does not enter most of the direction of the hook 30, the insertion force of the nibble 50 is easy. In addition, since the ifciSSP portion of the folded portion 38 of the engaging portion 80 is provided between the port portion 12 of the hose body 10 and the extension 1 of the nipple 50, that portion exhibits a sealing function. . Therefore, the sealing property is also excellent.
- Fig. 17 shows this hose with a protector.
- This hose with protector consists of a hose body 10 made of a polyamide resin ⁇ and a rubber engagement part 30 made of a polyamide resin ⁇ and a force 20 each made separately.
- the hose main body 10 is composed of a tubular portion 11 located at the center thereof and a tube 2 integrally formed on both sides thereof.
- the protector 20 of the protector 20 having the lock 30 is formed in a low wave shape: the lock 30 is formed thicker than the protector 20.
- the inner peripheral surface of the engagement member 30 has a shape of an outer peripheral surface of the outer peripheral surface of the hose body 10 to be fitted with the inner peripheral surface of the hose body 10, and the ⁇ S small portion 310 of the S name, and a large diameter “ ⁇ : Simplified 302, second small diameter part 303, semi-circular second enlargement 04, and a trumpet-like wrapper ifc f It has a ring-shaped lip 30 6 formed by 5 TB, and the shape of the outer peripheral surface of the lock 30 is slightly smaller than that of the shelf corresponding to the bottom of Rano Yurin 300. It has a ring-shaped small ⁇ .
- the hose body 10 is inserted into the protector 20 having a lock 3D; the 12 are respectively fitted to the inner peripheral surfaces of the lock 30. Also, each 2sn 2 ratha fcra 1 2 5 is pushed in by Rinno & Yurin 3 05 of the staff & ⁇ 30.
- the ring-shaped rib 310 of the sprinkler SP 30 of the runner 3 ⁇ 4 ⁇ » ⁇ 125 is projected to the lip core side as clearly shown on the right side of the drawing.
- the expansion 51 at the «of the nipple 50 fits into the second 12 of the « 12 at the hose body 10, and the ring-shaped lip 30 1 0 2 la
- the question is made between l 25 and the outer surface of the nibble 50.
- the ring-shaped lip 300 seals between the hose body 10 and the nibble 50.
- connection 30 is easy to attach to the laha arin 3005 and has excellent assemblability. ing.
- engagement 30 and the 3 ⁇ 412 of the hose body 10 are directed in the opposite direction. Ifess e is fitted because each is fitted. " ⁇ : It is strong. Also, since the phosphorus ribs 36 function as seals, the seals are good.
- Fig. 18 shows a cross section of the main part of this hose with a ⁇ protector.
- This hose with a protector is the same as the hose with a protector of Example 16 except that the shape of the ⁇ 12 of the hose body 10 and the shape of the inner peripheral surface of the engaging portion 80 are slightly changed. That is, the hose body 10
- Rattle of 2 Widens the part between 1 2 5 and the second ifeggg 304 with a semi-circular cross section.
- Fig. 19 shows a cross section of the main part of this hose with protector.
- 3 is provided in the middle of the direction of the shaft 12, and a ring-shaped stopper 38 1 protruding in the axial direction is provided at the tip of the folded portion 38 of the engagement 30. It is provided.
- Nibble 5 Q of this hose body 10 1 2 1 2 3 Nibble 5 Q (It is in the positional relationship corresponding to Dt section 5 1, and ⁇ 3 ⁇ 43 ⁇ 4 55 1 of nibble 50 is connected to 4S3 ⁇ 4 12's expanded section 13. The fitting and locking are performed, and the ifcS of the nipple 50 is locked to the stopper 381 of the phosphor, thereby facilitating the fitting and locking of the nibble 50.
- FIG. 20 shows a cross section of a main part of the hose with a protector.
- This hose with protector has a through hole 121 arranged in a ring shape in the circumferential direction ahead of the end 12 of the hose body 10.
- a recess 35 1 is formed at a position corresponding to the through hole 1 2 1 of the l 2, and a through hole 1 2
- a convex portion 382 is formed at a position corresponding to 1 to fit the concave portion 351.
- these convex portions 382 penetrate through the through hole 121, and are fitted and locked with the concave portions 3551 of the separated portion 35.
- the fitting and locking of the convex portion 382 and the concave portion 3551 engages with the folded portion 3811 * ⁇ portion 35.
- Fig. 21 shows a cross section of the main part of this hose with protector.
- This hose with a sigma protector has the shape of 3 ⁇ 4 12 of the hose body 10, and the helical part 12 of the hose body 10 has irregularities in the circumferential direction as indicated by ⁇ on the right side of FIG. 21. It is possible to make the port in a wavy shape.
- the ring groove provided in the engagement 30 formed in the shape of the hose body 10 is also corrugated in the circumferential direction so as to conform to the image shape of the end 12.
- the ⁇ J 12 of the hose body 10 has a wavy shape with irregularities in the circumferential direction, so that the end 12 can be easily expanded and reduced in diameter. You can easily cranes to 30.
- Figure 2 shows this hose with a protector.
- This hose with a protector is characterized in that the protector 20 is formed of two parts which are mutually movable in a direction. That is, protector 20 is the first protector with a small outer diameter. 2 3 and this relationship of the telescope and coaxially first blanking ⁇ and a larger second protector 2 4 which the inner diameter is one [delta] alpha Tech evening 2 3 and the second blanking alpha protector 2 Yes, the part that overlaps in the axial direction of both can be expanded.
- the engaging portions 30 are formed on the first protector 23 and the second protector 2 respectively.
- the hose with the protector has the first protector 23, the second protector 24, and the hose body 10 individually! Then, the hose main body 10 can be assembled by connecting the hose body 12 to a ring groove of a member 30 formed specifically with the first protector 23 and the second protector 2. Since the pair of engaging portions 30 and 30 are formed as separate parts, each end 12 of the hose body 10 can be inserted into the ring groove of each of the engaging portions 30 and 30. It will be easier.
- the hose with a protector of the present example has an extension in the protector 20 direction. Also, since there is little possibility that the pi pi 20 is assumed to be ifeJTO ⁇ , the type! ⁇ Furthermore, the same block ⁇ protector can be used for a hose with a protector having a different lung length of the hose body 10.
- FIG 23 shows an example of a hose with a pi-tector.
- This hose with a protector is composed of a resin JS hose body 10, a rubber protector 20, and a rubber member 530.
- the hose body 10 is composed of a shape 11 and a 3 ⁇ 45 ⁇ 2 formed on both sides thereof.
- a ring-shaped groove 1 25 is formed at the middle position, which protrudes outward, and a ring groove 1 26 is formed in the pot, and this ring-shaped groove is formed.
- 1 26 it is sexually fitted to the annular expansion m 51 of the nibble 50 of Eve.
- a hard ring 385 is fitted on the inner peripheral surface of ⁇ TOl2.
- the ring 885 may be made of shelf or ⁇ I.
- annular protruding portion 127 protruding inward in the ⁇ direction is formed at the ⁇ portion between the township 12 and t ⁇ mn1. This protrusion 1 2 7 This is for direct determination.
- the block 20 is composed of a thick and cylindrical ⁇ 205 and a part 206 therebetween.
- a predetermined gap is formed between each tSJTO portion 206 and 11 of the protector 20 and the hose body 10, and a portion between them is a ⁇ I layer 42.
- the engagement SU 30 is in the form of a short tube, and is formed in the direction of the solid 307 and the fitting seal portion 308.
- This engagement ⁇ 0 has a fixing portion 3107 which is sandwiched between the hose body 10 and the protector 20 in a sandwich-like manner by 51512, 205 51 ⁇ 11 and is fitted to the rigid ring. 3 8 5 and the resin ring 206 arranged on the outer surface of 205 of the ⁇ -technical unit 20, the fixing part 3 07, the hose body 10 and the protector 20 ⁇ 1 2 205 are fixed by the outside OT and fixed to each other.
- this resin ring 206 has the hose body 10, the block 20 and the lock ⁇ 0 set as an injection type, so the fixing parts of the hose body 10, the protector 20 and the lock ⁇ SU 30 are rigid. Pressurized with ring 3 85: Injected into the box.
- a ⁇ Jg ring may be used in place of the resin ring 206 by such injection S ⁇ , and caulking may be performed.
- the hose body 10 of this example is made of a polyamide resin, and the protector 20 and the engaging portion 30 are made of CR rubber, NBC and PVC rubber, respectively.
- the hose body 10 may be a single resin layer or a laminate of two or more layers.
- the hose body 10 is made by blowing a shelf material o
- both the protector 20 and the protector 30 can be made of the same material.
- the total length of the hose with protector and the length of each part are 20%. mm, the thickness of the lower part 11 of the hose body 10 is 0.5 mm, the pitch of each * ⁇ 3 ⁇ 4 of the ffi lower part 11 is 6 mm, and the length is 6 mm.
- the thickness of the ⁇ TO flat portion 206 is 2 mm
- the thickness of the cylindrical 3 ⁇ 4205 is 2 mm
- the engagement length of the cylindrical member 3P 30 is 6 mm.
- the thickness of the fixed part 807 is 4.5 mm
- the thickness of the fitting seal part 308 is 5 mm.
- the material of the ring 206 is a polyamide shelf. However, these are only- ⁇ .
- the hose body 10 the protector 20 and the engaging member SP 30 are assembled to the hose, and the fitting seal portion 310 of the engaging member 30 is fitted to the nipple 50 of the mating pipe.
- the hose with protector consisting of the hose body 10, protector 20 and 0 ⁇ 30 can be easily connected to the nipple 50.
- the engaging portion 30 is flexible and closely adheres to the nibble 50 without any gap, and the shih 3 ⁇ 4 is also ⁇ .
- the tip of the hose body 10] is tightly overlapped with the tip of the nibble 50 in an elastically fitted state, so that the seal 30 is exposed to a part of the fluid (gasoline) by the seal rice cake. Therefore, gasoline is prevented from deteriorating the engagement portion 80 due to gasoline, and the gasoline inside the cylinder 30 is prevented from being discharged to the outside by 2iS. Further, the nipple 50 and the hose It is also possible to prevent the fitting position with the tip of 10 from being shifted, and it also has a cage property.
- the hose body 10 is made of «made and ⁇ ⁇ » gasoline-resistant and gasoline-resistant SiSft.
- a protector 20 or 12 made of flammable rubber, so that the heat resistance and heat resistance are low. is there.
- the end portion 12 of the hose body 10 and the engagement portion 30 are fitted to the force and the hard ring 385 and the resin ring 206 form a protector 20 Omi205.
- the outer surface of the hose body 10 is formed with an annular protruding portion 125 protruding outward and outward.
- the joint portion 30 is eclipsed, and it is ⁇ : Since it is ⁇ 3 ⁇ 4, the Shizo at the fitting portion between the hose body 10 and the engaging member 30 is also good.
- connection 30 of the hose with a protector of the present embodiment and the protector 20 are separate bodies, there is an advantage that these can be formed of different rubber materials different from each other. .
- the resin ring 206 and the hard ring 385 are simultaneously injected with the resin ring 206 and the hose body 10 and the protector 20 are connected together with the resin ring 206 and the engagement portion 30.
- the method shown in FIG. 24 can be used as a method for fixing the fixing portion 307 to the Sffii ⁇ S.
- the engagement portion 30 is pressed against the end portion 12 of the hose body 10 through the peristaltic portion 205 of the protector 20, and the seal between them is formed. Is obtained.
- FIG. 25 shows a hose with a blocking pin of Example 23 of the present invention.
- the protector 20 the cylindrical body 2 of the hose body 10, the- ⁇ for $ ft3 ⁇ 4T of 1 2
- the protector 20 has a convex curved shape that protrudes outward in an annular direction, and has an inner side in a radially inward annular engagement recessed part 206 formed at an end 206 of the protector 20.
- the convex portion (engaging convex portion) 1 27 of the frame 12 of the base body 10 is fitted.
- annular engagement convex portion 30.5 of the engagement 30 fits into the inward annular engagement concave portion 128 of the hose body 10-2, and thus these engagement ⁇ fP3 0, Protective body 20 3 ⁇ 4SU 206 and hose body 10 3 ⁇ 412 3 3 ⁇ 4 ⁇ fixed to each other ⁇ »
- annular second engaging concave portion 1 29 having a ⁇ -direction outward is formed next to the engaging concave portion 1 28.
- An inward second convex curved portion (engaged convex portion) 208 of the protector 2QO206 is fitted into a portion of the engaging concave portion 129, and is fixed to each other by a pair.
- an intermediate portion in the axial direction of the ffi portion 12 of the hose body 10 is annularly depressed inward and inward, and the engagement portion is engaged with the depressed portion 124 ⁇ . It is also possible to let the meat of 30 dig into it, and as shown in FIG. 26 (B) I ⁇ , the end 12, which has a radially inward annular protrusion 1 25, It is also possible to provide a pair of 124 and determine the position of the hard ring 385 with these.
- the present invention is applicable to air-intake hoses for automobiles and other hoses, and it is also possible to use various materials other than the above as hose hose protectors.
- the gist is not deviated, it can be configured in Form I with various 3 ⁇ 4H added based on this knowledge.
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Protection Of Pipes Against Damage, Friction, And Corrosion (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Quick-Acting Or Multi-Walled Pipe Joints (AREA)
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP50158495A JP3431630B2 (ja) | 1993-06-14 | 1994-06-14 | プロテクタ付ホース |
DE69412988T DE69412988T2 (de) | 1993-06-14 | 1994-06-14 | Schlauch mit schutz |
EP94917810A EP0661490B1 (en) | 1993-06-14 | 1994-06-14 | Hose with protector |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5/168499 | 1993-06-14 | ||
JP16850093 | 1993-06-14 | ||
JP5/168500 | 1993-06-14 | ||
JP16849993 | 1993-06-14 | ||
JP5/307441 | 1993-11-11 | ||
JP30744193 | 1993-11-11 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1994029631A1 true WO1994029631A1 (fr) | 1994-12-22 |
Family
ID=27323010
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1994/000961 WO1994029631A1 (fr) | 1993-06-14 | 1994-06-14 | Tuyau flexible pourvu d'une protection |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0661490B1 (ja) |
JP (2) | JP3431630B2 (ja) |
DE (1) | DE69412988T2 (ja) |
WO (1) | WO1994029631A1 (ja) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996026381A1 (en) * | 1995-02-24 | 1996-08-29 | Oem/Miller Corporation | Composite tube and method of manufacture |
WO1996028682A1 (de) * | 1995-03-09 | 1996-09-19 | Klöber, Johannes | Rohranschlussverbindung |
GB2306605A (en) * | 1995-11-02 | 1997-05-07 | Draftex Ind Ltd | Longitudinally flexible pipe |
US5829795A (en) * | 1996-02-29 | 1998-11-03 | Hewing Gmbh | Press-fitting device for connection of a tube |
US6478341B1 (en) * | 1999-05-27 | 2002-11-12 | Tokai Rubber Industries, Ltd. | Tube clamping structure |
CN112758337A (zh) * | 2021-01-25 | 2021-05-07 | 哈尔滨工业大学 | 一种带有气体驱动变刚度软管的空中加油装置 |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2765303B1 (fr) * | 1997-06-30 | 1999-08-20 | Hutchinson | Dispositif de connexion etanche d'un tube ou d'un tuyau sur un embout tubulaire |
CA2343585A1 (en) | 2000-08-07 | 2002-02-07 | Tokai Rubber Industries, Ltd. | Fuel hose connection structure and fuel hose |
JP4089409B2 (ja) * | 2002-02-22 | 2008-05-28 | 東海ゴム工業株式会社 | 燃料ホース、燃料ホース接続方法及び燃料ホース接続構造体 |
DE102011108942B4 (de) * | 2011-07-29 | 2021-06-10 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung eines Bauteils aus einem ersten und einem zweiten Material |
GB2521479A (en) * | 2013-12-20 | 2015-06-24 | Gm Global Tech Operations Inc | Joining means and method for joining at least two piping elements |
DE102015224174A1 (de) | 2015-12-03 | 2017-06-08 | Contitech Schlauch Gmbh | Umlageschlauch |
FR3050249B1 (fr) * | 2016-04-13 | 2018-04-13 | Renault S.A.S. | Soufflet de protection flexible dimensionne contre des projections externes |
JP6855087B2 (ja) * | 2017-04-24 | 2021-04-07 | 株式会社タカギ | ホース構造体 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS48110718U (ja) * | 1972-03-24 | 1973-12-19 | ||
JPS5829380Y2 (ja) * | 1979-08-30 | 1983-06-28 | ユ−シ−産業株式会社 | ドレンホ−ス |
JPS6417091U (ja) * | 1987-07-21 | 1989-01-27 | ||
JPH03244891A (ja) * | 1990-02-21 | 1991-10-31 | Kurashiki Kako Co Ltd | 自動車用樹脂製フィラーパイプ |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2260052A1 (ja) * | 1974-02-02 | 1975-08-29 | Aeroquip Gmbh | |
JPH0131839Y2 (ja) * | 1985-08-30 | 1989-09-29 | ||
JPH0293187A (ja) * | 1988-09-29 | 1990-04-03 | Toyoda Gosei Co Ltd | 口金付きホース |
JPH02304294A (ja) * | 1989-05-16 | 1990-12-18 | Fuji Electric Co Ltd | 薄肉チューブの接続器具 |
JPH03275328A (ja) * | 1990-03-26 | 1991-12-06 | Toyoda Gosei Co Ltd | 燃料ホースの製造方法 |
JP3275328B2 (ja) | 1991-09-24 | 2002-04-15 | 松下電器産業株式会社 | 符号化および復号化装置 |
JP3244891B2 (ja) | 1993-11-09 | 2002-01-07 | キヤノン株式会社 | シート給送装置及び画像形成装置 |
-
1994
- 1994-06-14 EP EP94917810A patent/EP0661490B1/en not_active Expired - Lifetime
- 1994-06-14 DE DE69412988T patent/DE69412988T2/de not_active Expired - Fee Related
- 1994-06-14 JP JP50158495A patent/JP3431630B2/ja not_active Expired - Fee Related
- 1994-06-14 WO PCT/JP1994/000961 patent/WO1994029631A1/ja active IP Right Grant
-
2000
- 2000-06-09 JP JP2000173262A patent/JP2001021069A/ja active Pending
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS48110718U (ja) * | 1972-03-24 | 1973-12-19 | ||
JPS5829380Y2 (ja) * | 1979-08-30 | 1983-06-28 | ユ−シ−産業株式会社 | ドレンホ−ス |
JPS6417091U (ja) * | 1987-07-21 | 1989-01-27 | ||
JPH03244891A (ja) * | 1990-02-21 | 1991-10-31 | Kurashiki Kako Co Ltd | 自動車用樹脂製フィラーパイプ |
Non-Patent Citations (1)
Title |
---|
See also references of EP0661490A4 * |
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO1996026381A1 (en) * | 1995-02-24 | 1996-08-29 | Oem/Miller Corporation | Composite tube and method of manufacture |
WO1996028682A1 (de) * | 1995-03-09 | 1996-09-19 | Klöber, Johannes | Rohranschlussverbindung |
GB2306605A (en) * | 1995-11-02 | 1997-05-07 | Draftex Ind Ltd | Longitudinally flexible pipe |
US5829795A (en) * | 1996-02-29 | 1998-11-03 | Hewing Gmbh | Press-fitting device for connection of a tube |
US6478341B1 (en) * | 1999-05-27 | 2002-11-12 | Tokai Rubber Industries, Ltd. | Tube clamping structure |
CN112758337A (zh) * | 2021-01-25 | 2021-05-07 | 哈尔滨工业大学 | 一种带有气体驱动变刚度软管的空中加油装置 |
CN112758337B (zh) * | 2021-01-25 | 2022-06-21 | 哈尔滨工业大学 | 一种带有气体驱动变刚度软管的空中加油装置 |
Also Published As
Publication number | Publication date |
---|---|
JP2001021069A (ja) | 2001-01-26 |
DE69412988T2 (de) | 1999-03-25 |
EP0661490B1 (en) | 1998-09-02 |
EP0661490A1 (en) | 1995-07-05 |
DE69412988D1 (de) | 1998-10-08 |
JP3431630B2 (ja) | 2003-07-28 |
EP0661490A4 (en) | 1996-04-24 |
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