CN221497560U - Integrated vulcanization self-sealing tire - Google Patents
Integrated vulcanization self-sealing tire Download PDFInfo
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- CN221497560U CN221497560U CN202323629557.5U CN202323629557U CN221497560U CN 221497560 U CN221497560 U CN 221497560U CN 202323629557 U CN202323629557 U CN 202323629557U CN 221497560 U CN221497560 U CN 221497560U
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- self
- sealing
- layer
- tire
- protective material
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- 238000007789 sealing Methods 0.000 title claims abstract description 88
- 238000004073 vulcanization Methods 0.000 title description 9
- 239000010410 layer Substances 0.000 claims abstract description 108
- 239000000463 material Substances 0.000 claims abstract description 95
- 230000001681 protective effect Effects 0.000 claims abstract description 62
- 230000007704 transition Effects 0.000 claims abstract description 28
- 239000012945 sealing adhesive Substances 0.000 claims abstract description 23
- 239000002131 composite material Substances 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 10
- 238000000034 method Methods 0.000 claims abstract description 6
- 230000008569 process Effects 0.000 claims abstract description 5
- 150000001875 compounds Chemical class 0.000 claims description 11
- 229920005549 butyl rubber Polymers 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 239000003566 sealing material Substances 0.000 abstract description 10
- 229920001971 elastomer Polymers 0.000 description 22
- 230000008439 repair process Effects 0.000 description 13
- 238000004519 manufacturing process Methods 0.000 description 5
- 229940125782 compound 2 Drugs 0.000 description 4
- 239000012790 adhesive layer Substances 0.000 description 3
- 206010052428 Wound Diseases 0.000 description 2
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 239000002775 capsule Substances 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000004132 cross linking Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 235000001674 Agaricus brunnescens Nutrition 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 125000000484 butyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 239000011247 coating layer Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 229920005555 halobutyl Polymers 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 210000001161 mammalian embryo Anatomy 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses an integrally vulcanized self-sealing tire, which comprises: a tire body and a self-sealing composite; the self-sealing composite piece is arranged on the inner surface of the tire body; the self-sealing composite comprises: a transition glue layer, a self-sealing glue layer and a protective material layer; the protective material layer is made of protective materials and is used for protecting the self-sealing adhesive layer; the edge of the protective material layer is provided with a transition gradient, and the thickness range of the protective material layer is preferably 1.5 mm-3.5 mm. In the utility model, the self-sealing composite part provides a self-repairing function when the tyre is pricked, even if the tyre is damaged in the running process, the protective material layer has enough thickness and physical and mechanical properties, so that the layer of material can be polished and repaired normally without damaging the self-sealing material layer, the self-sealing tyre can be repaired like a common tyre, and the repairing difficulty of the self-sealing tyre after being damaged is greatly reduced.
Description
Technical Field
The utility model relates to the field of tire manufacturing, in particular to an integrally vulcanized self-sealing tire.
Background
In the industrial production mode of the self-sealing tyre, the following two production methods are generally adopted, the first method is to adopt a spraying mode or a coating mode for production, and the self-sealing material is sprayed or extruded on the inner surface of the treated tyre at high temperature (generally 100-250 ℃) to form a coating layer, so as to achieve the self-sealing effect; the second production method adopts an integrally vulcanized self-sealing tire, namely, the self-sealing material is molded in a tire blank, and the self-sealing tire is co-vulcanized with the tire, so that the tire performance is not different from that of a mother tire, the self-sealing tire performance is realized, the self-sealing rubber material is prevented from adhering to a capsule during vulcanization, and a special isolating film, a rubber sheet and the like are generally adopted on the surface contacted with the capsule for isolation.
However, when the self-sealing tyre manufactured by the two production methods is damaged, if the tyre is repaired, the self-sealing material at the repair part of the tyre cavity is removed, and after the repair, the self-sealing material is refilled, but the fusion of the newly filled material and the original material is difficult, and the repair is completed by special repair equipment; in addition, if the local self-sealing rubber material runs off or contracts after being punctured, the local material also needs to be treated, and repair of the tire is difficult.
Disclosure of utility model
The utility model provides an integrally vulcanized self-sealing tire, which solves the problem that the existing self-sealing tire is difficult to repair after being damaged.
The utility model provides an integrally vulcanized self-sealing tire, which comprises: a tire body and a self-sealing composite; the self-sealing compound piece is arranged on the inner surface of the tire body;
The self-sealing composite includes: a transition glue layer, a self-sealing glue layer and a protective material layer;
The protective material layer is made of protective materials and is used for protecting the self-sealing adhesive layer; the edge of the protective material layer is provided with a transition gradient, and the thickness range of the protective material layer is preferably 1.5 mm-3.5 mm.
Further, the transition adhesive layer, the self-sealing adhesive layer and the protective material layer are sequentially arranged on the inner surface of the tire body from inside to outside.
Furthermore, the transition rubber layer is made of transition rubber, so that the transition rubber layer and the inner liner layer of the tire body are partially vulcanized and crosslinked during vulcanization, and the transition rubber layer and the self-sealing rubber layer are partially fused with each other, so that a tight combination body is formed.
Furthermore, the self-sealing glue layer is made of self-sealing glue.
Further, the self-sealing compound mainly comprises butyl rubber system materials.
Furthermore, the protective material mainly adopts a vulcanized material.
Further, the protective material layer is produced by adopting extrusion and compression processes.
Further, the width of the protective material layer is larger than that of the self-sealing adhesive layer, so that the protective material layer covers the self-sealing adhesive layer.
Further, the width difference between the protective material layer and the self-sealing adhesive layer is preferably 10 mm-40 mm.
Further, the tire body and the self-sealing composite are cured under co-curing conditions.
From the above technical scheme, the utility model has the following advantages:
The utility model provides an integrally vulcanized self-sealing tire, which comprises: a tire body and a self-sealing composite; the self-sealing composite piece is arranged on the inner surface of the tire body; the self-sealing composite comprises: a transition glue layer, a self-sealing glue layer and a protective material layer; the protective material layer is made of protective materials and is used for protecting the self-sealing adhesive layer; the edge of the protective material layer is provided with a transition gradient, and the thickness range of the protective material layer is preferably 1.5 mm-3.5 mm. The self-sealing composite part provided by the utility model provides a self-repairing function when the tyre is pricked, even if the tyre is damaged in the running process, the protective material layer has enough thickness and physical and mechanical properties, so that the layer of material can be polished and repaired normally, the self-sealing material layer is not required to be damaged, the self-sealing tyre can be repaired like a common tyre, and the problem of high repairing difficulty after the existing self-sealing tyre is damaged is solved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions of the prior art, the drawings which are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the utility model, and that other drawings can be obtained from these drawings without inventive faculty for a person skilled in the art.
FIG. 1 is a cross-sectional view of an integrally cured self-sealing tire provided by the present application;
FIG. 2 is a cross-sectional view of a self-sealing composite of an integrally cured self-sealing tire provided by the present application;
FIG. 3 is a cross-sectional view of a layer of protective material provided by the present application for an integrally cured self-sealing tire;
wherein, the reference numerals are as follows: a tyre body 1 and a self-sealing compound 2.
Detailed Description
The embodiment of the utility model provides an integrally vulcanized self-sealing tire, which is used for solving the technical problem that the existing self-sealing tire is difficult to repair after being damaged.
In order to make the objects, features and advantages of the present utility model more comprehensible, the technical solutions in the embodiments of the present utility model are described in detail below with reference to the accompanying drawings, and it is apparent that the embodiments described below are only some embodiments of the present utility model, but not all embodiments of the present utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Unless specifically stated or limited otherwise, the terms "mounted," "connected," and "coupled" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, an embodiment of an integrally vulcanized self-sealing tire provided by the present application includes: a tyre body 1 and a self-sealing compound 2; the self-sealing compound 2 is arranged on the inner surface of the tyre body 1; the self-sealing composite 2 comprises: a transition adhesive layer A, a self-sealing adhesive layer B and a protective material layer C;
The protective material layer C is made of protective materials and is used for protecting the self-sealing adhesive layer B; the edge of the protective material layer C is provided with a transition gradient, and the thickness range of the protective material layer C is preferably 1.5 mm-3.5 mm.
It should be noted that, referring to fig. 1, the self-sealing tire provided in this embodiment mainly comprises two components, one is a tire, the performance of which is fully preserved, and there is no performance degradation caused by any adverse effect; secondly, the self-sealing compound piece 2 provides a self-repairing function when the tyre is pricked, the self-repairing compound piece and the tyre are vulcanized together, the contact surfaces are completely crosslinked and fused with each other to form a perfect integration, the high-speed durability in use is maintained, and the self-sealing material is not separated and does not flow.
It can be understood that, on the basis of the integrally vulcanized self-sealing tire, the self-sealing tire provided in this embodiment mainly designs a tire cavity covering rubber layer (i.e. a protective material layer C) which can be repaired, for the protective material layer C, please refer to fig. 3, in fig. 3, W refers to the width of the protective material layer C, H refers to the thickness of the protective material layer C, H1 refers to the height of the edge, and the edge of the protective material layer C is provided with a transition gradient, and after the rubber is vulcanized, the rubber is redistributed so as to reduce the problem of tire cavity air storage caused by the height difference;
Particularly, the thickness range of the protective material layer C is preferably 1.5 mm-3.5 mm, and the protective material layer C is combined with the material of the protective material layer C, so that the protective material layer C has enough thickness and physical and mechanical properties, and the material of the protective material layer C can be polished and repaired normally without damaging the self-sealing material layer; therefore, the tire with the structure solves the problem of repairing the self-sealing tire after the self-sealing tire is damaged, can repair the self-sealing tire like repairing a common tire, and greatly reduces the repair difficulty of the existing self-sealing tire.
In a specific embodiment, referring to fig. 2, the transition adhesive layer a, the self-sealing adhesive layer B and the protective material layer C are sequentially disposed on the inner surface of the tire body 1 from inside to outside.
In a specific embodiment, the transition rubber layer a is made of a transition rubber layer, so that the transition rubber layer a and the inner liner layer of the tire body 1 are partially vulcanized and crosslinked during co-vulcanization, and the transition rubber layer a and the self-sealing rubber layer B are partially fused with each other, so as to form a tight combination.
The transition layer rubber material adopts the rubber material with a specific formula, the base material is the same as the self-sealing rubber material and the inner liner rubber material of the tire body 1, and during co-vulcanization, the vulcanized and crosslinked part of the transition rubber material layer A can be effectively crosslinked with the inner liner of the tire matrix, and the uncrosslinked part can be effectively mutually fused with the self-sealing material to form a tight combination body, so that the self-sealing material is ensured not to fall off and not to flow and lose efficacy in the whole service cycle of the tire; wherein, the base material generally refers to the material of the halogenated butyl rubber system formula, and the vulcanization crosslinking is controlled by the content of a crosslinking system (such as a vulcanizing agent).
In a specific embodiment, the self-sealing adhesive layer B is made of self-sealing adhesive, and the self-sealing adhesive layer has the function of protecting the puncture resistance of the tire during running.
In a specific embodiment, the self-sealing compound comprises primarily butyl gum system material.
The self-sealing rubber material is made of a special formula with strong self-sealing capability and a special process, wherein the special formula contains butyl rubber.
In a specific embodiment, the protective material is mainly a vulcanized material; the protective material layer C is produced by extrusion and compression.
It will be appreciated that the protective material may be a vulcanizable compound similar or identical to the inner liner material of the tyre body 1 for protecting the self-sealing compound, and the cured carcass has the same appearance as a normal tyre.
In a specific embodiment, the width of the protective material layer C is greater than the width of the self-sealing adhesive layer B, so that the protective material layer C covers the self-sealing adhesive layer B to better protect the self-sealing adhesive in the self-sealing adhesive layer B; the width difference value range of the protective material layer C and the self-sealing adhesive layer B is preferably 10 mm-40 mm; in fig. 3, W1 refers to a width difference between two ends of the protective material layer C and the self-sealing adhesive layer B.
In a particular embodiment, the tyre body 1 and the self-sealing compound 2 are vulcanised under co-vulcanisation conditions. Vulcanizing the embryo made of the material under a specified vulcanization condition to obtain the self-sealing tire with repairable property.
The repair process of the integrally vulcanized self-sealing tire provided in this embodiment is as follows: when the tire is pierced and needs to be repaired, if the damaged gap is smaller, the wound of the tire can be repaired outside, and the protective material of the protective material layer is directly polished, so that normal repair is realized; if the damaged gap is larger, removing damaged area materials, wherein the damaged area materials contain self-sealing sizing materials and protective materials (the damaged area materials need to be reserved for subsequent backfilling), repairing tire wounds, backfilling the damaged area materials which are removed originally to balance and reserve the self-sealing function, and finally polishing the protective material layer to realize normal repair. In the bonding process, common repairing materials such as repairing films or mushroom nails can be used for bonding repair.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (9)
1. An integrally cured self-sealing tire, comprising: a tire body and a self-sealing composite; the self-sealing compound piece is arranged on the inner surface of the tire body;
The self-sealing composite includes: a transition glue layer, a self-sealing glue layer and a protective material layer;
The protective material layer is made of protective materials and is used for protecting the self-sealing adhesive layer; the edge of the protective material layer is provided with a transition gradient, and the thickness range of the protective material layer is specifically 1.5-3.5 mm; the width of the protective material layer is larger than that of the self-sealing adhesive layer, so that the protective material layer covers the self-sealing adhesive layer.
2. The integrally cured self-sealing tire of claim 1, wherein said transition gum layer, said self-sealing gum layer and said protective material layer are disposed on an inner surface of said tire body in that order from inside to outside.
3. The integrally cured self-sealing tire of claim 1, wherein said transition gum layer is made of a transition layer gum material such that upon curing said transition gum layer partially vulcanizes and crosslinks with the inner liner of said tire body and said transition gum layer partially fuses with said self-sealing gum layer to form a tight bond.
4. The integrally cured self-sealing tire of claim 1, wherein said self-sealing compound layer is formed from self-sealing compound.
5. The integrally cured self-sealing tire of claim 4, wherein said self-sealing compound comprises primarily butyl rubber system material.
6. The integrally cured self-sealing tire of claim 1, wherein said protective material is comprised primarily of a cured material.
7. An integrally cured self-sealing tyre as claimed in claim 1, wherein said layer of protective material is produced by an extrusion and profiling process.
8. The integrally cured self-sealing tire of claim 1, wherein the protective material layer and the self-sealing adhesive layer have a width difference in the range of about 10mm to about 40mm.
9. The integrally cured self-sealing tire of claim 1, wherein said tire body and self-sealing composite are cured under co-curing conditions.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323629557.5U CN221497560U (en) | 2023-12-29 | 2023-12-29 | Integrated vulcanization self-sealing tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323629557.5U CN221497560U (en) | 2023-12-29 | 2023-12-29 | Integrated vulcanization self-sealing tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221497560U true CN221497560U (en) | 2024-08-09 |
Family
ID=92127990
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323629557.5U Active CN221497560U (en) | 2023-12-29 | 2023-12-29 | Integrated vulcanization self-sealing tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221497560U (en) |
-
2023
- 2023-12-29 CN CN202323629557.5U patent/CN221497560U/en active Active
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