CN201895537U - Loading radial tire - Google Patents
Loading radial tire Download PDFInfo
- Publication number
- CN201895537U CN201895537U CN2010205848090U CN201020584809U CN201895537U CN 201895537 U CN201895537 U CN 201895537U CN 2010205848090 U CN2010205848090 U CN 2010205848090U CN 201020584809 U CN201020584809 U CN 201020584809U CN 201895537 U CN201895537 U CN 201895537U
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- China
- Prior art keywords
- tire
- line
- pad glue
- cordline
- rubber pad
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- Expired - Lifetime
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Abstract
The utility model discloses a loading radial tire, which comprises a tire tread and a tire framework cord layer. A tire belted layer is arranged between the tire tread and the tire framework cord layer, the tire tread extends towards transition positions of tire edges on two sides of the radial tire to form a shoulder portion, and a rubber pad layer used for connecting the tire tread, the tire belted layer and the tire framework cord layer is arranged inside the shoulder portion. The rubber pad layer is composed of a supporting rubber pad layer and a low heat-generation rubber pad layer, wherein the supporting rubber pad layer is filled between the tire belted layer and the tire framework cord layer, the low heat-generation rubber pad layer is filled between the tire tread and the tire framework cord layer, and the supporting rubber pad layer and the low heat-generation rubber pad layer are integrated. The supporting rubber pad layer and the low heat-generation rubber pad layer are combined to form an integral rubber pad layer, namely the integral rubber pad layer is made of different rubber materials, the technical problem that rubber pad layers of the shoulder portion are easy to drop is reduced, and thereby durability of the radial tire is improved.
Description
Technical field
The utility model relates to the tire that is used for load-carrying vehicle, relates in particular to a kind of heavy load radial tire.
Background technology
Pad glue is the main constituent elements in radial-ply tyre crown position in the prior art, and the height of its performance is determining the distortion at crown position in the tire use to a great extent and giving birth to heat, thereby directly influencing the endurance quality and the service life of tire.
At present, rotating radial tyre cushion glue is that a kind of formulated rubber material is formed, can't satisfy different performance requriementss simultaneously, in the tire use, tend to because little the supporting role of belt ends, the bracing ply distortion produces the sizing material matrix greatly and destroys, or the tire shoulder fills up glue and produces a large amount of heats in the frequent deformation process, causes the thermooxidizing destruction of sizing material easily, thereby causes that the delamination of tire shoulder damages.Both bracing ply was produced enough bearing forces in the prior art, hysteresis loss your pupil heat is low in tire shoulder frequent deformation process again, reduces the delamination of tire shoulder, and the technical matters that prolongs the tyres durable performance is difficult to overcome.
This shows that prior art needs further improvement and develops.
The utility model content
The utility model provides a kind of heavy load radial tire for solving above-mentioned defective of the prior art, both solved bracing ply was produced enough bearing forces, the low technical matters of hysteresis loss your pupil heat in tire shoulder frequent deformation process again, to improve the durability of tire, reduce the probability of tyre crown shoulder delamination.
For solving the problems of the technologies described above, the utility model scheme comprises:
A kind of heavy load radial tire, it comprises tyre crown and matrix skeleton cordline, be provided with tire belt between tyre crown and the matrix skeleton cordline, tyre crown forms a shoulder to tyre edge turning point, both sides, wherein, be provided with in this shoulder and be used to connect tyre crown, the pad glue-line of tire belt and matrix skeleton cordline, this pad glue-line comprise be filled in the supporting pad glue-line between tire belt and the matrix skeleton cordline and be filled in tyre crown and the matrix skeleton cordline between low-heat-generation pad glue-line, this supporting pad glue-line and low-heat-generation pad glue-line connect as one the formula structure.
Described heavy load radial tire, wherein, above-mentioned supporting pad glue-line is filled in the space that forms between tire belt inside face and the corresponding matrix skeleton cordline outside face, low-heat-generation pad glue-line is filled in the gap between tyre crown inside face and the corresponding matrix skeleton cordline outside face, the anterior bonding formation integral structure of the afterbody of supporting pad glue-line and low-heat-generation pad glue-line.
Described heavy load radial tire, wherein, above-mentioned tire belt comprises three layers, be followed successively by first tire belt, second tire belt and third round tire bracing ply from matrix skeleton cordline to tyre crown direction, the width of second layer tire belt is greater than the width of ground floor tire belt.
Described heavy load radial tire, wherein, extend with the space between the corresponding matrix skeleton cordline outside face along first tire belt front portion of above-mentioned supporting pad glue-line, the afterbody of supporting pad glue-line extends with the space between the corresponding tyre framework cordline outside face along the second tire belt edge, forms one and supports shoulder.
Described heavy load radial tire, wherein, above-mentioned low-heat-generation pad glue-line extends with the gap between the corresponding matrix skeleton cordline outside face along the tyre crown inside face, and the front portion of low-heat-generation pad glue-line is bonded together with the support shoulder.
A kind of heavy load radial tire that the utility model provides, adopt supporting pad glue-line and low-heat-generation pad glue-line mutual group to be integral formula pad glue-line, the integral type pad glue-line that also promptly adopts two kinds of different sizing materials to form, be filled on the tyre crown corresponding site, the supporting pad glue-line is stretched strength character by height, the sizing material good with the steel cord bond properties of tire belt supports, and low-heat-generation pad glue-line is made by the low sizing material of high resiliency hysteresis loss your pupil heat, satisfied and adapted to the height support that corresponding belt ends below requires in the tire use, be out of shape little performance requriements, satisfy tire tire shoulder intermediate location again and given birth to the low requirement of heat, reduce the technical matters of the easy delamination of tire shoulder, improved the endurance quality of tire.
Description of drawings
Fig. 1 is the section structure sketch of heavy load radial tire in the utility model;
Fig. 2 is the section structure sketch of pad glue-line in the utility model.
The specific embodiment
The utility model provides a kind of heavy load radial tire, and is clearer, clear and definite in order to make the purpose of this utility model, technical scheme and advantage, below with reference to accompanying drawing and embodiment, the utility model further described.
The utility model provides a kind of heavy load radial tire, adopt different sizing materials to make integral type pad glue-line, being the supporting pad glue-line is stretched strength character, is made with the good sizing material of the steel cord bond properties of tire belt by height, satisfied high support performance to tire belt, and low-heat-generation pad glue-line is made by the low sizing material of high resiliency hysteresis loss your pupil heat, solve the tire shoulder and in the frequent deformation process, filled up the technical matters that glue Sheng Regao causes the thermooxidizing destruction of sizing material, reduced the probability of tyre crown shoulder delamination.As shown in Figure 1, heavy load radial tire comprises tyre crown 1 and matrix skeleton cordline 2, tyre crown 1 forms a shoulder 4 to tyre edge turning point, both sides, the impulsive force maximum that this shoulder 4 is subjected to, tyre crown 1 can adopt arbitrary existing form in the prior art with the version of matrix skeleton cordline 2.
Be provided with tire belt 3 between tyre crown 1 and the matrix skeleton cordline 2, be provided with the pad glue-line that is used to connect tyre crown 1, tire belt 3 and matrix skeleton cordline 2 in this shoulder 4, the thickness of this pad glue-line is between 5mm-30mm, and width is between 10mm-200mm.
This pad glue-line comprise be filled in the supporting pad glue-line 5 between tire belt 3 and the matrix skeleton cordline 2 and be filled in tyre crown 1 and matrix skeleton cordline 2 between low-heat-generation pad glue-line 6, this supporting pad glue-line 5 connects as one the formula structure with low-heat-generation pad glue-line 6.Supporting pad glue-line 5 adopts different sizing materials to make with low-heat-generation pad glue-line 6, has improved the endurance quality of tire, has reduced the probability of tyre crown shoulder delamination.
In order further to improve performance of the present utility model, as Fig. 1 and shown in Figure 2, supporting pad glue-line 5 is filled in the space that forms between tire belt 3 inside faces and corresponding matrix skeleton cordline 2 outside faces, low-heat-generation pad glue-line 6 is filled in the gap between tyre crown 1 inside face and the corresponding matrix skeleton cordline outside face, the afterbody 7 of supporting pad glue-line 5 and the front portion 8 bonding formation integral structures of low-heat-generation pad glue-line 6.By supporting pad glue-line 5 and low-heat-generation pad glue-line 6 that tyre crown 1, tire belt 3 is more firm with matrix skeleton cordline 2 bonded assemblys, the more progressive endurance quality that improves tire.
Further, above-mentioned tire belt 3 comprises three layers, be followed successively by first tire belt 9, second tire belt 10 and third round tire bracing ply 11 from matrix skeleton cordline to tyre crown direction, the width of second layer tire belt 10 is greater than the width of ground floor tire belt 9, and the edge of the edge of first tire belt 9 and second tire belt 10 forms a stand out.Extend with the space between corresponding matrix skeleton cordline 2 outside faces along first tire belt 95 front portions of supporting pad glue-line, the afterbody of supporting pad glue-line 5 extends with the space between corresponding tyre framework cordline 2 outside faces along second tire belt, 10 edges, form one and support shoulder, this support shoulder also is above-mentioned afterbody 7.Support shoulder and adopt the high sizing material of stretching strength character to form, improved its support performance shoulder 4.
Further, low-heat-generation pad glue-line 6 extends with the gap between corresponding matrix skeleton cordline 2 outside faces along tyre crown 1 inside face, the front portion 8 of low-heat-generation pad glue-line 6 is bonded together with the support shoulder, form integral structure, satisfied the height support, the little performance requriements of distortion that have adapted to corresponding belt ends below in the tire use and required, satisfied tire tire shoulder intermediate location again and given birth to the low requirement of heat.
In order to illustrate further performance of the present utility model, now compare with heavy load radial tire in the utility model and heavy load radial tire of the prior art.
The high-speed durability test
Adopt a Tire testing drum, heavy load radial tire in the utility model and heavy load radial tire of the prior art are installed in respectively on the uniform wheel rim, fill pressure with 830KPa, and the load of loading 3750Kg, start line speed with 50 kilometers/hour under 35 ℃ ambient temperature is rotated, and every two hours speed improves 10 kilometers/hour then; Till damaging appears in this tire, velocity amplitude when record damages.As shown in table 1, experimental result is a reference value 100 with an exponential representation, this index with the heavy load radial tire of prior art production, and this index is high more, and the tire high-speed durability is good more.
Production efficiency
Fill up glue-line self production efficiency, the influence of tire building production efficiency is represented with an index, this index is an a reference value 100 with existing traditional mode of production pad glue, and this index is high more, and pad glue self production efficiency is high more, and is more little to the influence of moulding production efficiency.
The cost contrast
Pad glue cost is represented with an index, and this index is an a reference value 100 with existing traditional mode of production pad glue, and this index is high more, and pad glue productive costs is high more.
Table 1
Should be understood that; above-mentioned description at preferred embodiment is comparatively detailed; can not therefore think restriction to the utility model scope of patent protection; those of ordinary skill in the art is under enlightenment of the present utility model; do not breaking away under the scope situation that the utility model claim protected; can also make various deformation such as replacement, simple combination, these all fall within the protection domain of the present utility model, and the scope of asking for protection of the present utility model should be as the criterion with claims.
Claims (5)
1. heavy load radial tire, it comprises tyre crown and matrix skeleton cordline, be provided with tire belt between tyre crown and the matrix skeleton cordline, tyre crown forms a shoulder to tyre edge turning point, both sides, it is characterized in that: be provided with in this shoulder and be used to connect tyre crown, the pad glue-line of tire belt and matrix skeleton cordline, this pad glue-line comprise be filled in the supporting pad glue-line between tire belt and the matrix skeleton cordline and be filled in tyre crown and the matrix skeleton cordline between low-heat-generation pad glue-line, this supporting pad glue-line and low-heat-generation pad glue-line connect as one the formula structure.
2. heavy load radial tire according to claim 1, it is characterized in that: above-mentioned supporting pad glue-line is filled in the space that forms between tire belt inside face and the corresponding matrix skeleton cordline outside face, low-heat-generation pad glue-line is filled in the gap between tyre crown inside face and the corresponding matrix skeleton cordline outside face, the anterior bonding formation integral structure of the afterbody of supporting pad glue-line and low-heat-generation pad glue-line.
3. heavy load radial tire according to claim 2, it is characterized in that: above-mentioned tire belt comprises three layers, be followed successively by first tire belt, second tire belt and third round tire bracing ply from matrix skeleton cordline to tyre crown direction, the width of second layer tire belt is greater than the width of ground floor tire belt.
4. heavy load radial tire according to claim 3, it is characterized in that: extend with the space between the corresponding matrix skeleton cordline outside face along first tire belt front portion of above-mentioned supporting pad glue-line, the afterbody of supporting pad glue-line extends with the space between the corresponding tyre framework cordline outside face along the second tire belt edge, forms one and supports shoulder.
5. heavy load radial tire according to claim 4 is characterized in that: above-mentioned low-heat-generation pad glue-line extends with the gap between the corresponding matrix skeleton cordline outside face along the tyre crown inside face, and the front portion of low-heat-generation pad glue-line is bonded together with the support shoulder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205848090U CN201895537U (en) | 2010-11-01 | 2010-11-01 | Loading radial tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205848090U CN201895537U (en) | 2010-11-01 | 2010-11-01 | Loading radial tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201895537U true CN201895537U (en) | 2011-07-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205848090U Expired - Lifetime CN201895537U (en) | 2010-11-01 | 2010-11-01 | Loading radial tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201895537U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192668A (en) * | 2013-04-15 | 2013-07-10 | 山东万鑫轮胎有限公司 | Radial tire for medium-long-range high-speed and high-load automobiles |
| CN106457895A (en) * | 2014-06-26 | 2017-02-22 | 米其林集团总公司 | Tyre comprising a layer of circumferential reinforcement elements |
| US20170151836A1 (en) * | 2014-06-26 | 2017-06-01 | Compagnie Generale Des Etablissements Michelin | Tire Comprising A Layer Of Circumferential Reinforcing Elements |
| CN106938593A (en) * | 2017-04-24 | 2017-07-11 | 江苏通用科技股份有限公司 | High centrifugal force resistant tire crown structure |
| US20170203612A1 (en) * | 2014-06-26 | 2017-07-20 | Compagnie Generale Des Etablissements Michelin | Tire Comprising A Layer Of Circumferential Reinforcement Elements |
| US20170210172A1 (en) * | 2014-06-26 | 2017-07-27 | Compagnie Generale Des Etablissements Michelin | Tire Having Improved Dynamic Properties |
| CN107364285A (en) * | 2017-06-21 | 2017-11-21 | 太仓轮达汽车配件有限公司 | A kind of high-strength durable type tire |
| CN107618317A (en) * | 2017-08-02 | 2018-01-23 | 中策橡胶集团有限公司 | A kind of all-steel radial tire using two composite pad glue |
| US10328750B2 (en) * | 2014-06-26 | 2019-06-25 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcing elements |
| US10399385B2 (en) * | 2014-06-26 | 2019-09-03 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcing elements |
-
2010
- 2010-11-01 CN CN2010205848090U patent/CN201895537U/en not_active Expired - Lifetime
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103192668A (en) * | 2013-04-15 | 2013-07-10 | 山东万鑫轮胎有限公司 | Radial tire for medium-long-range high-speed and high-load automobiles |
| CN103192668B (en) * | 2013-04-15 | 2015-09-02 | 山东万鑫轮胎有限公司 | Middle-long distance high speed high-mechanic automobile radial tire |
| US20170203612A1 (en) * | 2014-06-26 | 2017-07-20 | Compagnie Generale Des Etablissements Michelin | Tire Comprising A Layer Of Circumferential Reinforcement Elements |
| US20170151836A1 (en) * | 2014-06-26 | 2017-06-01 | Compagnie Generale Des Etablissements Michelin | Tire Comprising A Layer Of Circumferential Reinforcing Elements |
| CN106457895A (en) * | 2014-06-26 | 2017-02-22 | 米其林集团总公司 | Tyre comprising a layer of circumferential reinforcement elements |
| US20170197468A1 (en) * | 2014-06-26 | 2017-07-13 | Compagnie Generale Des Etablissements Michelin | Tire Comprising A Layer Of Circumferential Reinforcement Elements |
| US10518585B2 (en) * | 2014-06-26 | 2019-12-31 | Compagnie Generale Des Etablissements Michelin | Tire having improved dynamic properties |
| US20170210172A1 (en) * | 2014-06-26 | 2017-07-27 | Compagnie Generale Des Etablissements Michelin | Tire Having Improved Dynamic Properties |
| US10543718B2 (en) * | 2014-06-26 | 2020-01-28 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcing elements |
| US10525775B2 (en) * | 2014-06-26 | 2020-01-07 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcement elements |
| US10328750B2 (en) * | 2014-06-26 | 2019-06-25 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcing elements |
| US10399385B2 (en) * | 2014-06-26 | 2019-09-03 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcing elements |
| US10442247B2 (en) * | 2014-06-26 | 2019-10-15 | Compagnie Generale Des Etablissements Michelin | Tire comprising a layer of circumferential reinforcement elements |
| CN106938593A (en) * | 2017-04-24 | 2017-07-11 | 江苏通用科技股份有限公司 | High centrifugal force resistant tire crown structure |
| CN107364285A (en) * | 2017-06-21 | 2017-11-21 | 太仓轮达汽车配件有限公司 | A kind of high-strength durable type tire |
| CN107618317A (en) * | 2017-08-02 | 2018-01-23 | 中策橡胶集团有限公司 | A kind of all-steel radial tire using two composite pad glue |
| CN107618317B (en) * | 2017-08-02 | 2024-01-09 | 中策橡胶集团股份有限公司 | All-steel radial tire adopting two composite cushion rubber |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110713 |
|
| CX01 | Expiry of patent term |