CN102874053B - Pneumatic tire with triangular balance outline - Google Patents
Pneumatic tire with triangular balance outline Download PDFInfo
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- CN102874053B CN102874053B CN201210404466.9A CN201210404466A CN102874053B CN 102874053 B CN102874053 B CN 102874053B CN 201210404466 A CN201210404466 A CN 201210404466A CN 102874053 B CN102874053 B CN 102874053B
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- fetus face
- triangle
- sidewall portion
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Abstract
The invention relates to a pneumatic tire with a triangular balance outline, mainly comprising a tread part, a tire side part, a tire waist part, a tire bead filler, a tire bead part, an inside liner layer, a carcass layer, a tire waist cushion layer, a belt ply and a triangular balance outline supporting piece, wherein the position where the flexing deformation occurs during the movement of the tire is changed, and the contact area between a tread and the ground during the movement of the tire is increased through the arrangement of the tire waist part structure; in such a way, the evenness of grounding pressure of the tire is guaranteed and the biasing wear of the tire is decreased, so that the service life of the tire is prolonged; since the grounding pressure is evenly distributed, the brake performance, the steering performance and the pass performance of the tire are increased, and meanwhile, the safety of automobile driving is guaranteed; under the action of the triangular balance outline supporting piece, the profile outline shapes of the tread part and the tire side part are guaranteed not to change, so that the carcass layer structures and the position shapes in the tread part and the tire side part are enabled not to change; and therefore, the roundness of rolling contact between the tire and the ground is guaranteed, the rolling resistance of tire running is decreased, and the driving safety is guaranteed.
Description
Technical field
The present invention relates to Design of Tire Structure technical field, specifically, relate to a kind of air-inflation tyre profiled outline structure and method of designing.
Background technology
Current tire construction is because profiled outline band is less, shoulder zone is thin, there is narrower tread, so less with the area of contact on ground in the process of rolling, cause tyre contact pressure skewness, usually cause crown, tire shoulder wearing and tearing and partial wear, reduced service life, the deceleration and stopping performance of tire and passed through performance, in addition, current tire construction is under the effect of vertical load and side force time, tire easily deforms, profiled outline shape produces distortion, change the optimal movement natural equilibrium profile of tire, increase the rolling resistance of tire, although existing a lot of tire increases the profiled outline band of tire by increasing tire shoulder cushion layer structure and reducing tyre surface curvature, utilize wide section and infrabar can increase to a certain extent the ground contact area of tire, improve ground pressure distributing homogeneity, but reduce the load-carrying capacity of tire, and profiled outline shape distortion when tire motion is serious, thereby increase the rolling resistance of tire, therefore current Design of Tire Structure is difficult to meet the structural mechanical property of tire simultaneously and inflates mechanical property and reaches optimum.
Summary of the invention
Ground contact area while the object of the invention is cannot realize increase tire motion for existing Design of Tire Structure improves tyre contact pressure homogeneity, reduce the rolling resistance of tire simultaneously, thereby propose a kind of new tire optimal movement natural equilibrium contour structure, improve the comprehensive mechanical property of tire by designing a kind of tire section contour shape rational in infrastructure.
Technical scheme of the present invention is: a kind of triangle balance profile air-inflation tyre, mainly comprise fetus face, sidewall portion, tire waist, tyre bead triangle rubber, bead part, inside liner, body piles, tire bustle layer, bracing ply, triangle balance profile strut member, described fetus face is arranged on the radially outermost layer of described tire, adopt conventional tire tread glue and tread structure, sidewall portion is arranged on the below of fetus face, be connected with the two ends of fetus face internal layer, tire waist is arranged on the below of sidewall portion, portion is connected with sidewall, bead part is arranged on the radially innermost layer of tire, contact with automobile rim, tyre bead triangle rubber is arranged on the inside of bead part, be connected with the lower end of tire waist, inside liner is arranged on the outermost layer of profile in tire, body piles is arranged on fetus face, sidewall portion, the inside of tire waist and bead part, tire bustle layer is arranged on the inside of tire waist, bracing ply is arranged on tire radial outside and the inside at described fetus face, triangular profile strut member is arranged in the interior profile of tire, near the innermost layer of sidewall portion, be connected with inside liner, under the combined action of tire waist and triangular profile strut member, can keep the profiled outline of tire to be shaped as stable triangle, keep body piles the stressed horizontal direction along tire under free state to be tensioning state.
A kind of triangle balance of the present invention profile air-inflation tyre, described triangle balance profile refers to that tire carries lower time in the standard that is installed on regular wheel rim and is filled with regular interior pressure, body piles profiled outline under strained condition of structure tire is del structure distribution, and by the distribution of material of tire is reasonably set, while ensureing that force and motion situation suffered in the time that tire moves continuously changes, body piles profiled outline in tire carcass structure in fetus face and tire lateral region does not change, thereby keeps body piles to be dynamic stable triangle structure.
A kind of triangle balance of the present invention profile air-inflation tyre, the radian curvature of described fetus face is very little, and fetus face internal layer is without shoulder wedge, and in the time of tire force and motion conditions variation, the tyre surface ground connection shape of fetus face does not change on Width.
A kind of triangle balance of the present invention profile air-inflation tyre, described sidewall portion is directly connected with the two ends of fetus face below, adopts the good sidewall rubber of elasticity, in the time of tire force and motion conditions variation, sidewall portion is without deflecting distortion, and the outer contour shape of sidewall portion does not change.
A kind of triangle balance of the present invention profile air-inflation tyre, described tire waist adopts the warping strength and good sizing material of ageing-resistant performance, when tire is subject to road shocks, when stressed and motion conditions changes, tire waist tire radial direction and in a lateral direction exist deflect distortion, exterior contour and the in-profile of tire waist all change.
A kind of triangle balance of the present invention profile air-inflation tyre, described body piles from fetus face via sidewall portion, tire waist and arrive the tyre bead triangle rubber place of bead part, oppositely passing through bead part via tyre bead triangle rubber, tire waist, arrive the skeleton structure that sidewall portion forms tire, body piles can design multilayer, can adopt general nylon or wire material as body piles, in the time of tire force and motion conditions variation, only have the body piles in tire waist to deflect distortion with the contour shape of tire waist, be subject to tension force effect, and the location status of body piles in fetus face and sidewall portion does not change, thereby in maintenance fetus face, the suffered power of body piles is laterally tensioning state along tire, realize body piles and initiatively retrain tensioning carcass bracing ply, when constraint tire motion, the profiled outline of fetus face and sidewall portion does not change.
A kind of triangle balance of the present invention profile air-inflation tyre, described tire bustle layer is arranged on the inside of tire waist, adopt many high tenacity, high-intensity wire material, in the time of tire force and motion conditions variation, the wire material in tire bustle layer deflects distortion with the contour shape of tire waist.
A kind of triangle balance of the present invention profile air-inflation tyre, described triangle balance profile strut member is arranged in the interior profile of fetus face and sidewall portion, adopt tough and tensile resilient plastic material, this air-inflation tyre is in the time being installed on regular wheel rim and being filled with regular interior pressure, along with tire force, load, when motion conditions changes, triangle balance profile strut member is subdued under the effect of distortion extruding at inner pressure of tire and tire waist, the profiled outline shape of supporting tire face and sidewall portion does not change, make the carcass structure in fetus face and sidewall portion, position shape does not change, thereby the profiled outline shape triangular in shape while keeping tire motion, improve the out of roundness that tire contacts with ground, in addition, when tire is by puncture, become flat, while losing heart, triangle balance profile strut member can play support wheel rim, keep tire section shape, ensure driving safety.
The invention has the beneficial effects as follows:
1. a kind of triangle balance of the present invention profile air-inflation tyre, by tire waist structure is set, while having changed tire motion, subdue the position of distortion, increase the area of contact on tire tyre surface and ground in the time of motion, ensure the homogeneity of tyre contact pressure, reduce the partial wear of tire, thereby increased the life-span of tire; In addition, because ground pressure is uniformly distributed, increased deceleration and stopping performance, the turning efficiency of tire and passed through performance, having ensured the safety of running car.
2. a kind of triangle balance of the present invention profile air-inflation tyre, by triangle balance profile strut member and tire waist are set, work as tire force, load, when motion conditions changes, tire waist is subdued distortion, make to take turns tyre bead horizontal direction and be subject to tension force effect, under the effect of triangle balance profile strut member, the profiled outline shape that has ensured fetus face and sidewall portion does not change, make the carcass structure in fetus face and sidewall portion, position shape does not change, ensure the out of roundness that tire contacts with ground surface, thereby reduce the rolling resistance of tire running, in addition, when tire is by puncture, become flat, while losing heart, triangle balance profile strut member can play support wheel rim, keep tire section shape, ensure driving safety.
Brief description of the drawings
Fig. 1 is a kind of triangle balance of the present invention profile air-inflation tyre cutaway view
Fig. 2 is the left-half enlarged drawing of Fig. 1.
Fig. 3 is a kind of triangle balance of the present invention profile Pneumatic tire carcass layer profile schematic diagram.
Fig. 4 is that a kind of triangle balance of the present invention profile air-inflation tyre is installed cutaway view.
Fig. 5 be Fig. 4 implementation result schematic diagram.
In figure, 1-fetus face, 2-sidewall portion, 3-tire waist, 4-tyre bead triangle rubber, 5-bead part, 6-inside liner, 7-body piles, 8-tire bustle layer, 9-bracing ply, 10-triangle balance profile strut member, 11-wheel rim, 12-del structure.
Detailed description of the invention
A kind of triangle balance of the present invention profile air-inflation tyre, as depicted in figs. 1 and 2, this air-inflation tyre mainly comprises fetus face 1, sidewall portion 2, tire waist 3, tyre bead triangle rubber 4, bead part 5, inside liner 6, body piles 7, tire bustle layer 8, bracing ply 9, triangle balance profile strut member 10, described fetus face 1 is arranged on the radially outermost layer of described tire, adopt conventional tire tread glue and tread structure, sidewall portion 2 is arranged on the below of fetus face 1, be connected with the two ends of fetus face 1 internal layer, tire waist 3 is arranged on the below of sidewall portion 2, be connected with sidewall portion 2, bead part 5 is arranged on the radially innermost layer of tire, contact with automobile rim 11, tyre bead triangle rubber 4 is arranged on the inside of bead part 5, be connected with the lower end of tire waist 3, inside liner 6 is arranged on the outermost layer of profile in tire, body piles 7 is arranged on fetus face 1, sidewall portion 2, the inside of tire waist 3 and bead part 5, tire bustle layer 8 is arranged on the inside of tire waist 3, bracing ply 9 is arranged on tire radial outside and the inside at described fetus face 1, triangle balance profile strut member 10 is arranged in the interior profile of tire, near the innermost layer of sidewall portion 2, be connected with inside liner 6, under the combined action of tire waist 3 and triangle balance profile strut member 10, can keep the profiled outline of tire to be shaped as stable triangle, keep body piles 7 the stressed horizontal direction along tire under free state to be tensioning state, and when tire is by puncture, become flat, while losing heart, triangle balance profile strut member 10 can play support wheel rim, keep tire section shape, ensure driving safety.
The triangular profile Structural Tectonics of a kind of triangle balance of the present invention profile air-inflation tyre profiled outline and body piles 7, as shown in Figure 3, this air-inflation tyre carries lower time in the standard that is installed on regular wheel rim 11 and is filled with regular interior pressure, the body piles 7 of tire is del structure 12 under strained condition, and the variation of suffered force and motion situation while moving continuously along with tire, body piles 7 location statuss in tire waist 3 regions are also along with variation, but body piles 7 remains dynamic stable triangle structure.
A kind of triangle balance of the present invention profile pneumatic tire structure is implemented, as Fig. 2, shown in Fig. 4 and Fig. 5, the radian curvature of above-mentioned fetus face 1 is very little, fetus face 1 internal layer is without shoulder wedge, in the time of tire force and motion conditions variation, the tyre surface ground connection shape of fetus face 1 does not change on Width, sidewall portion 1 is directly connected with the two ends of fetus face 1 below, adopt the good sidewall rubber of elasticity, in the time of tire force and motion conditions variation, sidewall portion 2 is without deflecting distortion, and the outer contour shape of sidewall portion 2 does not change, tire waist 3 adopts the warping strength and good sizing material of ageing-resistant performance, in the time of tire force and motion conditions variation, tire waist 3 is in tire radial direction and exist and deflect distortion (as shown in left-half dotted line in Fig. 5) in a lateral direction, exterior contour and the in-profile of tire waist 3 all change, body piles 7 from fetus face 1 via sidewall portion 2, tire waist 3 and arrive the tyre bead triangle rubber place 4 of bead part 5, reverse through bead part 5 via tyre bead triangle rubber 4, tire waist 3, arrive the skeleton structure that sidewall portion 2 forms tire, body piles 7 can design multilayer, can adopt general nylon or wire material as body piles 7, in the time of tire force and motion conditions variation, only have the body piles 7 in tire waist 3 to deflect distortion with the contour shape of tire waist 3, be subject to tension force effect, and the location status of body piles 7 in fetus face 1 and sidewall portion 2 does not change, thereby keep the suffered power of body piles 7 in fetus face 1 to be laterally tensioning state along tire, realize body piles 7 and initiatively retrain tensioning carcass, when constraint tire motion, the profiled outline of fetus face 1 and sidewall portion 2 does not change, tire bustle layer 8 is arranged on the inside of tire waist 3, adopt many high tenacity, high-intensity wire material, in the time of tire force and motion conditions variation, wire material in tire bustle layer 8 deflects distortion with the contour shape of tire waist 3, triangle balance profile strut member 10 is arranged in the interior profile of fetus face 1 and sidewall portion 2, adopt tough and tensile resilient plastic material, this air-inflation tyre is being installed on regular wheel rim and being filled with while depressing in regular, along with tire force, load, when motion conditions changes, triangle balance profile strut member 10 is subdued under distortion squeezing action inner pressure of tire and tire waist 3, the profiled outline shape of supporting tire face 1 and sidewall portion 2 does not change, make body piles 7 structures in fetus face 1 and sidewall portion 2, position shape does not change, thereby the profiled outline shape triangular in shape while keeping tire motion, improve the out of roundness that tire contacts with ground.
Claims (5)
1. a triangle balance profile air-inflation tyre, it is characterized in that: mainly comprise fetus face, sidewall portion, tire waist, tyre bead triangle rubber, bead part, inside liner, body piles, tire bustle layer, bracing ply and triangle balance profile strut member, described fetus face is arranged on the radially outermost layer of described tire, adopt conventional tire tread glue and tread structure, sidewall portion is arranged on the below of fetus face, be connected with the two ends of fetus face internal layer, tire waist is arranged on the below of sidewall portion, portion is connected with sidewall, bead part is arranged on the radially innermost layer of tire, contact with automobile rim, tyre bead triangle rubber is arranged on the inside of bead part, be connected with the lower end of tire waist, inside liner is arranged on the outermost layer of profile in tire, body piles is arranged on fetus face, sidewall portion, the inside of tire waist and bead part, tire bustle layer is arranged on the inside of tire waist, bracing ply is arranged on tire radial outside and the inside at described fetus face, triangular profile strut member is arranged in the interior profile of tire, near the innermost layer of sidewall portion, be connected with inside liner, under the combined action of tire waist and triangular profile strut member, can keep the profiled outline of tire to be shaped as stable triangle, keep body piles the stressed horizontal direction along tire under free state to be tensioning state, tire bustle layer adopts many high tenacity, high-intensity wire material.
2. a kind of triangle balance profile air-inflation tyre according to claim 1, is characterized in that: the radian curvature of described fetus face is very little, and fetus face internal layer is without shoulder wedge.
3. a kind of triangle balance profile air-inflation tyre according to claim 1, is characterized in that: described sidewall portion is directly connected with the two ends of fetus face below, adopts the good sidewall rubber of elasticity.
4. a kind of triangle balance profile air-inflation tyre according to claim 1, it is characterized in that: described body piles from fetus face via sidewall portion, tire waist and arrive the tyre bead triangle rubber of bead part, in the skeleton structure that oppositely forms tire via tyre bead triangle rubber through bead part, tire waist, arrival sidewall portion, body piles design multilayer, adopts general nylon or wire material as body piles.
5. a kind of triangle balance profile air-inflation tyre according to claim 1, is characterized in that: described triangle balance profile strut member is arranged in the interior profile of fetus face and sidewall portion, adopts tough and tensile resilient plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404466.9A CN102874053B (en) | 2012-10-22 | 2012-10-22 | Pneumatic tire with triangular balance outline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210404466.9A CN102874053B (en) | 2012-10-22 | 2012-10-22 | Pneumatic tire with triangular balance outline |
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| Publication Number | Publication Date |
|---|---|
| CN102874053A CN102874053A (en) | 2013-01-16 |
| CN102874053B true CN102874053B (en) | 2014-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210404466.9A Active CN102874053B (en) | 2012-10-22 | 2012-10-22 | Pneumatic tire with triangular balance outline |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277539B (en) * | 2019-07-26 | 2022-11-01 | 正新橡胶工业股份有限公司 | Deformable profile tire and method of deforming |
| CN111409396A (en) * | 2020-04-17 | 2020-07-14 | 正新橡胶（中国）有限公司 | Noise reduction tire |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005052147A1 (en) * | 2005-10-28 | 2007-05-03 | Continental Aktiengesellschaft | Pneumatic motor vehicle tire with self-supporting inserts for driving when punctured has carcass whose extension reduces with increased carcass load |
| CN101460319A (en) * | 2006-06-06 | 2009-06-17 | 株式会社普利司通 | Run-flat pneumatic radial tire |
| CN101596838A (en) * | 2008-06-02 | 2009-12-09 | 固特异轮胎和橡胶公司 | Performance tire with sidewall insert |
| CN101746229A (en) * | 2008-12-12 | 2010-06-23 | 固特异轮胎和橡胶公司 | Self-supporting pneumatic tire with optimized ply line |
| CN202847343U (en) * | 2012-10-22 | 2013-04-03 | 北京化工大学 | Triangular balance contour pneumatic tire |
-
2012
- 2012-10-22 CN CN201210404466.9A patent/CN102874053B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102005052147A1 (en) * | 2005-10-28 | 2007-05-03 | Continental Aktiengesellschaft | Pneumatic motor vehicle tire with self-supporting inserts for driving when punctured has carcass whose extension reduces with increased carcass load |
| CN101460319A (en) * | 2006-06-06 | 2009-06-17 | 株式会社普利司通 | Run-flat pneumatic radial tire |
| CN101596838A (en) * | 2008-06-02 | 2009-12-09 | 固特异轮胎和橡胶公司 | Performance tire with sidewall insert |
| CN101746229A (en) * | 2008-12-12 | 2010-06-23 | 固特异轮胎和橡胶公司 | Self-supporting pneumatic tire with optimized ply line |
| CN202847343U (en) * | 2012-10-22 | 2013-04-03 | 北京化工大学 | Triangular balance contour pneumatic tire |
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| CN102874053A (en) | 2013-01-16 |
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