CN203957737U - A kind of all-steel load-bearing radial tire - Google Patents
A kind of all-steel load-bearing radial tire Download PDFInfo
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- CN203957737U CN203957737U CN201420244522.1U CN201420244522U CN203957737U CN 203957737 U CN203957737 U CN 203957737U CN 201420244522 U CN201420244522 U CN 201420244522U CN 203957737 U CN203957737 U CN 203957737U
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- bracing ply
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 41
- 239000010959 steel Substances 0.000 title claims abstract description 41
- 239000011324 bead Substances 0.000 claims abstract description 12
- 239000000463 material Substances 0.000 claims description 12
- 238000004513 sizing Methods 0.000 claims description 12
- 238000010586 diagram Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
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Abstract
The utility model discloses a kind of all-steel load-bearing radial tire, comprise ground connection tyre surface, respectively at the tire shoulder of tyre surface both sides, along the downward sidewall of tire shoulder, the tyre bead of lower end, sidewall, has bead core in tyre bead, at least the carcass of one deck carcass plies, around the outside multilayer bracing ply of laying of carcass, described multilayer bracing ply comprises quadriply belt bundle layer from the inside to the outside successively.The utility model is applicable to all-steel load-bearing radial tire, and especially flat ratio 60 and following wide base tire adopts this infrastructure product performance to significantly improve.
Description
Technical field
The utility model relates to a meridian line tyre, in particular a kind of all-steel load-bearing radial tire.
Background technology
In recent years, rapidly, low flat wide base tire is replaced dual installation, relies on significant fuel-saving environmental protection performance, universal, domestic at the early-stage at present at developed country's card bus markets such as America and Europes in the flattening development of all-steel load-bearing radial tire.
In Vehicle Driving Cycle process, tyre surface is the unique position contacting with ground, and the ground connection performance of tyre surface comprises the homogeneity of ground connection shape and distribution of pressure, directly affects the wear hardness of tire, and wherein bizet belt structure plays a major role.The belt structure of all-steel load-bearing radial tire mainly contains two kinds at present, and as shown in Figure 1, a kind of is 3 layers of belt structure that have 0 ° of band bundle, and as shown in Figure 2, one is 4 layers of belt structure.
Two kinds of above-mentioned structures respectively have its merits and faults.0 ° of conventional belt structure, 0 ° is circumferentially laid on shoulder, is generally 2 layers, makes tire shoulder rigidity stronger, has better anti-overload performance compared with 4 layers of belt structure, and domestic manufacturer adopts this kind of structure mostly.But anti-ditch fragility is not as 4 layers of belt structure, and international top-brand adopts 4 layers of belt structure mostly.
Low flat wide base tire, as adopted above two kinds of structures, is difficult for realizing good ground connection performance, occurs anti-arc in the middle of tyre surface, not enough (as shown in Figure 3) or butterfly (as shown in Figure 4) in the middle of impression, be prone to inordinate wear, reduce tire wear performance, impact is used.
For improving low flat wide base tire ground connection performance, ensure to realize after tyre inflating loads the ground connection shape of similar rectangle, need development of new belt structure.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, and a kind of all-steel load-bearing radial tire is provided, and improves the ground connection performance of tire.
The utility model is achieved through the following technical solutions, the utility model comprises ground connection tyre surface, respectively at the tire shoulder of tyre surface both sides, along the downward sidewall of tire shoulder, the tyre bead of lower end, sidewall, has bead core in tyre bead, the at least carcass of one deck carcass plies, around the outside multilayer bracing ply of laying of carcass, described multilayer bracing ply comprises quadriply belt bundle layer from the inside to the outside successively
Described the first bracing ply is identical with the 3rd bracing ply width, be respectively 55%～80% of overall tire width, the first bracing ply comprises first left section, the first stage casing and first right section, described first left section identical with first right section, first left section and first right section accounts for respectively 25～40% of the first bracing ply overall width, first left section and the steel wire of first right section and the angle of tire circumferential direction are 1～15 °, direction of tilt is contrary with the first stage casing, the first stage casing is between first left section and first right section, the steel wire in the first stage casing and the angle of tire circumferential direction are 45～60 °,
Described the second bracing ply is the widest, and for 57%～85%, second steel wire of bracing ply and the angle of tire circumferential direction of overall tire width are 15～24 °, direction of tilt is identical with the first stage casing of the first bracing ply;
Described the 3rd steel wire of bracing ply and the angle of tire circumferential direction are 15～24 °, and direction of tilt is contrary with the second bracing ply;
The width of described the 4th bracing ply is that the 45%～62%, four steel wire of bracing ply and the angle of tire circumferential direction of overall tire width is 15～24 °, and direction of tilt is identical with the 3rd bracing ply.
The end points junction of described the first bracing ply and the second bracing ply is provided with the first sizing material, and the end points junction of the second bracing ply and the 3rd bracing ply is provided with the second sizing material.
The thickness of described the first sizing material is 1.0～2.0mm, width 30～40mm, the thickness 2.0～3.0mm of the second sizing material, width 30～50mm.
Described tire comprises quadriply belt bundle layer from the inside to the outside successively;
Described the first bracing ply is identical with the 3rd bracing ply width, and 55%～80%, first steel wire of bracing ply and the angle of tire circumferential direction that are respectively overall tire width are 15～30 °;
Described the second bracing ply is the widest, and for 57%～85%, second steel wire of bracing ply and the angle of tire circumferential direction of overall tire width are 15～24 °, direction of tilt is contrary with the first bracing ply;
The 3rd bracing ply comprises the 3rd left section, the 3rd stage casing and the 3rd right section, described the 3rd left section identical with the 3rd right section, the 3rd left section and the 3rd right section accounts for respectively 25～40% of the 3rd bracing ply overall width, the 3rd left section and the steel wire of the 3rd right section and the angle of tire circumferential direction are 1～15 °, direction of tilt is contrary with the second bracing ply, the 3rd stage casing is between the 3rd left section and the 3rd right section, and fill with film in the 3rd stage casing;
The width of described the 4th bracing ply is that the 45%～62%, four steel wire of bracing ply and the angle of tire circumferential direction of overall tire width is 15～24 °, and direction of tilt is identical with the 3rd bracing ply.
The utility model has the following advantages compared to existing technology: the utility model is made improvement on the basis of conventional 4 layers of belt structure, first or the 3rd bracing ply sectional type, wherein the left and right sides adopts low-angle, and being crisscross with second layer band Shu Gangsi, tire shoulder distortion after actv. constraint inflation, improves crown stiffness distribution, realize after tyre inflating loading, desirable ground connection impression and uniformly distribution of pressure, improve tire ground connection performance, ensures abrasion.The utility model is applicable to all-steel load-bearing radial tire, and especially flat ratio 60 and following serial wide base tire, adopts this infrastructure product performance to significantly improve.445/50R22.5 wide base tire adopts this structure, tire ground connection performance measured result ideal, and lathe durable test meets standard.
Brief description of the drawings
Fig. 1 is the tire construction schematic diagram of three layers of band bundle of existing 0 degree band bundle;
Fig. 2 is the tire construction schematic diagram of existing quadriply belt bundle;
Fig. 3 is not enough schematic diagram in the middle of existing tire ground connection impression;
Fig. 4 is the schematic diagram that existing tire ground connection impression is butterfly;
Fig. 5 is the tire section figure of embodiment 1;
Fig. 6 is the structural representation of the bracing ply of embodiment 1;
Fig. 7 is the local expansion schematic diagram of Fig. 6;
Fig. 8 is the tire ground connection impression schematic diagram of embodiment 1;
Fig. 9 is the structural representation of the bracing ply of embodiment 2;
Figure 10 is the local expansion schematic diagram of Fig. 9.
Detailed description of the invention
Below embodiment of the present utility model is elaborated; the present embodiment is implemented under taking technical solutions of the utility model as prerequisite; provided detailed embodiment and concrete operating process, but protection domain of the present utility model is not limited to following embodiment.
Embodiment 1
As shown in Fig. 5, Fig. 6 and Fig. 7, the all-steel load-bearing radial tire of the multilayer bracing ply of the present embodiment, comprise ground connection tyre surface 1, respectively at the tire shoulder 2 of tyre surface 1 both sides, along the downward sidewall 3 of tire shoulder 2, the tyre bead 6 of 3 lower ends, sidewall, has bead core 7 in tyre bead 6, the at least carcass 4 of one deck carcass plies, around the outside multilayer bracing ply 5 of laying of carcass 4.
Described multilayer bracing ply 5 comprises quadriply belt bundle layer from the inside to the outside successively;
Described the first bracing ply 51 is identical with the 3rd bracing ply 53, be respectively 75% of overall tire width, the first bracing ply 51 comprises first left section 511, the first stage casing 512 and first right section 513, described first left section 511 and first right section 513 is identical, first left section 511 and first right section 513 accounts for respectively 30% of the first bracing ply 51 overall widths, first left section 511 and the steel wire of first right section 513 and the angle of tire circumferential direction are 10 °, direction of tilt is contrary with the first stage casing 512, the first stage casing 512 is between first left section 511 and first right section 513, first steel wire in stage casing 512 and the angle of tire circumferential direction are 50 °,
Described the second bracing ply 52 is the widest, and for 80%, the second steel wire of bracing ply 52 and the angle of tire circumferential direction of overall tire width are 15 °, direction of tilt is identical with the first stage casing 512 of the first bracing ply 51;
Described the 3rd steel wire of bracing ply 53 and the angle of tire circumferential direction are 15 °, and direction of tilt is contrary with the second bracing ply 52;
The width of described the 4th bracing ply 54 is that 60%, the four steel wire of bracing ply 54 and the angle of tire circumferential direction of overall tire width is 15 °, and direction of tilt is identical with the 3rd bracing ply 53.
The end points junction that the end points junction of described the first bracing ply 51 and the second bracing ply 52 is provided with the first sizing material 55, the second bracing plys 52 and the 3rd bracing ply 53 is provided with the second sizing material 56.Can further improve the endurance quality of tire, reduce shear action between bracing ply endpoint layer.
The thickness of described the first sizing material 55 is 1.5mm, width 35mm, the thickness 2.5mm of the second sizing material 56, width 40mm.
As shown in Figure 8, using the tire ground connection impression of the present embodiment is similar rectangle, and effect is ideal.
Embodiment 2
As shown in Figure 9 and Figure 10, the multilayer bracing ply 5 of the present embodiment comprises quadriply belt bundle layer from the inside to the outside successively;
Described the first bracing ply 51 is identical with the 3rd bracing ply 53 width, and 75%, the first steel wire of bracing ply 51 and the angle of tire circumferential direction that are respectively overall tire width are 27 °;
Second steel wire of bracing ply 52 and the angle of tire circumferential direction are 18 °, and direction of tilt is contrary with the first bracing ply;
The 3rd bracing ply 53 comprises the 3rd left section 531, the 3rd stage casing 532 and the 3rd right section 533, described the 3rd left section 531 and the 3rd right section 533 is identical, the 3rd left section 531 and the 3rd right section 533 accounts for respectively 30% of the 3rd bracing ply 53 overall widths, the 3rd left section 531 and the steel wire of the 3rd right section 533 and the angle of tire circumferential direction are 10 °, direction of tilt is contrary with the second bracing ply 52, the 3rd stage casing 532 is between the 3rd left section 531 and the 3rd right section 533, and the 3rd stage casing 532 use films are filled;
The 4th steel wire of bracing ply 54 and the angle of tire circumferential direction are 18 °, and direction of tilt is identical with the 3rd bracing ply 53.
Other embodiments are identical with embodiment 1.
Claims (4)
1. an all-steel load-bearing radial tire, comprise ground connection tyre surface, respectively at the tire shoulder of tyre surface both sides, along the downward sidewall of tire shoulder, the tyre bead of lower end, sidewall, in tyre bead, there is bead core, the at least carcass of one deck carcass plies, around the outside multilayer bracing ply of laying of carcass, is characterized in that, described multilayer bracing ply comprises quadriply belt bundle layer from the inside to the outside successively
The first bracing ply is identical with the 3rd bracing ply width, be respectively 55%～80% of overall tire width, the first bracing ply comprises first left section, the first stage casing and first right section, described first left section identical with first right section, first left section and first right section accounts for respectively 25～40% of the first bracing ply overall width, first left section and the steel wire of first right section and the angle of tire circumferential direction are 1～15 °, direction of tilt is contrary with the first stage casing, the first stage casing is between first left section and first right section, and the steel wire in the first stage casing and the angle of tire circumferential direction are 45～60 °;
The second bracing ply is the widest, and for 57%～85%, second steel wire of bracing ply and the angle of tire circumferential direction of overall tire width are 15～24 °, direction of tilt is identical with the first stage casing of the first bracing ply;
The 3rd steel wire of bracing ply and the angle of tire circumferential direction are 15～24 °, and direction of tilt is contrary with the second bracing ply;
The width of the 4th bracing ply is that the 45%～62%, four steel wire of bracing ply and the angle of tire circumferential direction of overall tire width is 15～24 °, and direction of tilt is identical with the 3rd bracing ply.
2. a kind of all-steel load-bearing radial tire according to claim 1, is characterized in that, the end points junction of described the first bracing ply and the second bracing ply is provided with the first sizing material, and the end points junction of the second bracing ply and the 3rd bracing ply is provided with the second sizing material.
3. a kind of all-steel load-bearing radial tire according to claim 2, is characterized in that, the thickness of described the first sizing material is 1.0～2.0mm, width 30～40mm, the thickness 2.0～3.0mm of the second sizing material, width 30～50mm.
4. an all-steel load-bearing radial tire, is characterized in that, described tire comprises quadriply belt bundle layer from the inside to the outside successively;
The first bracing ply is identical with the 3rd bracing ply width, and 55%～80%, first steel wire of bracing ply and the angle of tire circumferential direction that are respectively overall tire width are 15～30 °;
The second bracing ply is the widest, and for 57%～85%, second steel wire of bracing ply and the angle of tire circumferential direction of overall tire width are 15～24 °, direction of tilt is contrary with the first bracing ply;
The 3rd bracing ply comprises the 3rd left section, the 3rd stage casing and the 3rd right section, described the 3rd left section identical with the 3rd right section, the 3rd left section and the 3rd right section accounts for respectively 25～40% of the 3rd bracing ply overall width, the 3rd left section and the steel wire of the 3rd right section and the angle of tire circumferential direction are 1～15 °, direction of tilt is contrary with the second bracing ply, the 3rd stage casing is between the 3rd left section and the 3rd right section, and fill with film in the 3rd stage casing;
The width of the 4th bracing ply is that the 45%～62%, four steel wire of bracing ply and the angle of tire circumferential direction of overall tire width is 15～24 °, and direction of tilt is identical with the 3rd bracing ply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420244522.1U CN203957737U (en) | 2014-05-13 | 2014-05-13 | A kind of all-steel load-bearing radial tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420244522.1U CN203957737U (en) | 2014-05-13 | 2014-05-13 | A kind of all-steel load-bearing radial tire |
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| Publication Number | Publication Date |
|---|---|
| CN203957737U true CN203957737U (en) | 2014-11-26 |
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| CN201420244522.1U Expired - Fee Related CN203957737U (en) | 2014-05-13 | 2014-05-13 | A kind of all-steel load-bearing radial tire |
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| Country | Link |
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| CN (1) | CN203957737U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978893A (en) * | 2019-12-19 | 2020-04-10 | 安徽佳通乘用子午线轮胎有限公司 | All-steel load-carrying radial tire structure |
| CN111506964A (en) * | 2020-04-13 | 2020-08-07 | 中策橡胶集团有限公司 | Tire structure with optimized belt design |
| CN112428751A (en) * | 2020-12-04 | 2021-03-02 | 安徽佳通乘用子午线轮胎有限公司 | Low flat wide base all-steel radial tire |
| CN114228404A (en) * | 2021-12-03 | 2022-03-25 | 泰凯英(青岛)专用轮胎技术研究开发有限公司 | Low-section tire belt ring for heavy load application and manufacturing method and application thereof |
-
2014
- 2014-05-13 CN CN201420244522.1U patent/CN203957737U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110978893A (en) * | 2019-12-19 | 2020-04-10 | 安徽佳通乘用子午线轮胎有限公司 | All-steel load-carrying radial tire structure |
| CN110978893B (en) * | 2019-12-19 | 2022-07-26 | 安徽佳通乘用子午线轮胎有限公司 | All-steel load-carrying radial tire structure |
| CN111506964A (en) * | 2020-04-13 | 2020-08-07 | 中策橡胶集团有限公司 | Tire structure with optimized belt design |
| CN111506964B (en) * | 2020-04-13 | 2023-07-28 | 中策橡胶集团股份有限公司 | Tire structure with optimized belt design |
| CN112428751A (en) * | 2020-12-04 | 2021-03-02 | 安徽佳通乘用子午线轮胎有限公司 | Low flat wide base all-steel radial tire |
| CN114228404A (en) * | 2021-12-03 | 2022-03-25 | 泰凯英(青岛)专用轮胎技术研究开发有限公司 | Low-section tire belt ring for heavy load application and manufacturing method and application thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210310 Address after: 230601 Anhui city in Hefei Province, the economic and Technological Development Zone, Road No. 18 Patentee after: ANHUI GITI RADIAL TIRE Co.,Ltd. Address before: 230001 No.8, Shixin Road, Hefei Economic Development Zone, Anhui Province Patentee before: Anhui Giti Tire Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |