CN220220292U - Sickle-shaped tire pattern structure and tire and mold comprising same - Google Patents

Abstract

The utility model discloses a sickle-shaped tire pattern structure and a tire and a mold comprising the tire pattern structure, which belong to the technical field of tire tread patterns, wherein the tire pattern structure is arranged on a tread, pattern blocks and symmetrical pattern blocks are arranged on the tread in a staggered manner, and each pattern block is formed by sequentially connecting a first pattern part, a first concave block, a second pattern part, a second concave block, a third pattern part, a third concave block, a fourth pattern part and a fourth concave block; the fourth concave block of the pattern block is connected with the decorative strip, and the first pattern part of the pattern block is not vertically oriented to the center of the tread; the plurality of pattern blocks are arranged on one side of the tread in parallel along the circumferential direction of the tire; the symmetrical pattern blocks are arranged on the other side of the tread in parallel along the circumferential direction of the tire and are connected with the symmetrical decorative strips. The single pattern is sickle-shaped, the circumferential grooves on the pattern divide the pattern into four parts, and the grooves are arranged in the pattern, so that the weight of the tire can be reduced, and the tire is ensured to have strong drainage property and good ground grabbing force.

Description

Sickle-shaped tire pattern structure and tire and mold comprising same

Technical Field

The utility model discloses a tire pattern structure, and particularly relates to the technical field of tire tread patterns.

Background

With the development of international off-road vehicle design and manufacturing technology and more events related to off-road vehicles, the requirements of the off-road vehicles on the assembled tires are increasing. The off-road vehicle is different in environment and road surface, and the off-road tire is a tire suitable for being used in the field driving, and can generally comprise a highway tire, an all-terrain tire, a mud tire and the like, and the common terrain of the off-road tire is farm, woodland, sand and other off-road ground. The all-terrain tire is the most widely used tire of off-road lovers, the design of the all-terrain tire is compatible with the road tire, the durability and the adhesive force on the non-paved road surface are stronger than those of the road tire, and the all-terrain tire is the tire with both off-road and on-road performances. Meanwhile, the tire is complex in cross-country tires, has the significance of all weather and all terrain, and is better, firmer and more durable than the common tires, so that the tire becomes the upgrade preference of many cross-country vehicle owners. When the ATV vehicle is running, the ATV vehicle is required to ensure excellent drainage performance in raining, stable turning performance and steering performance on dry and wet road surfaces, and comfortable and quiet driving experience can be provided when the ATV vehicle is running at a high speed.

Therefore, how to achieve good drainage performance and handling performance on dry and wet ground, and reduce noise generated by movement of air flow in the tire and tread pattern grooves during high-speed running, so that a rider has more comfortable and quiet riding experience, and becomes a key point of primary consideration for tire tread pattern designers.

Disclosure of Invention

The utility model aims to provide a sickle-shaped tire pattern structure, a tire and a mold comprising the same, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

the utility model provides a tire decorative pattern structure of hook shape, decorative pattern piece, symmetrical decorative pattern piece crisscross setting are on tread, its characterized in that:

the pattern block is formed by sequentially connecting a first pattern part, a first concave block, a second pattern part, a second concave block, a third pattern part, a third concave block, a fourth pattern part and a fourth concave block;

the fourth concave block of the pattern block is connected with the decorative strip, and the first pattern part of the pattern block is not vertically oriented to the center of the tread;

the plurality of pattern blocks are arranged on one side of the tread in parallel along the circumferential direction of the tire;

the symmetrical pattern blocks are arranged on the other side of the tread in parallel along the circumferential direction of the tire and are connected with the symmetrical decorative strips.

Further, the first pattern portion, the first concave block, the second pattern portion, the second concave block, the third pattern portion, the third concave block, the fourth pattern portion and the fourth concave block are quadrilateral.

Further, the first pattern part, the second pattern part, the third pattern part and the fourth pattern part are respectively provided with a quadrilateral first groove, a quadrilateral second groove, a quadrilateral third groove and a quadrilateral fourth groove.

Further, pattern exhaust holes are formed in the pattern blocks and the symmetrical pattern blocks.

Further, the inclination angle of the pattern block and the symmetrical pattern block is 12 degrees.

Further, R2 fillets are arranged at the bottoms of the pattern blocks and the symmetrical pattern blocks.

Further, the first pattern portion is quadrangular, and a side facing the tread center side is shorter than a connecting side of the first pattern portion and the first concave block.

Further, the third groove and the fourth groove are longer than the two edges along the tire axial direction along the tire circumferential direction.

A tire is provided with the tire tread with the tire pattern structure.

A mold comprises an upper mold and a lower mold for producing the tire.

Compared with the prior art, the utility model has the beneficial effects that: the single decorative pattern of this application is the hook shape, staggers each other between the upper and lower mould and arranges, and the part direction of acute angle is towards the center, wholly has very strong directionality, has the recess of circumference to divide into four with the decorative pattern on the decorative pattern, and the inside of decorative pattern has the recess again simultaneously, when can lighten tire weight again like this, guarantees that the tire has strong drainage and good ground grab.

Drawings

FIG. 1 is a schematic view of the tire pattern of the present utility model.

Fig. 2 is a schematic structural view of the block.

Fig. 3 is a cross-sectional view of a block.

Fig. 4 is a cross-sectional view of a tire.

Fig. 5 is an enlarged partial view of a cross-sectional view of a tire.

Fig. 6 is a schematic structural view of the mold.

In the figure: 1. a tread; 2. a decorative strip; 2', opposite side decorative strips; 3. a pattern block; 3' symmetrical blocks; 31. a first pattern portion; 311. a first groove; 32. pattern exhaust holes; 33. a first concave block; 34. a second pattern portion; 341. a second groove; 35. a second concave block; 36. a third pattern portion; 361. a third groove; 37. a third concave block; 38. a fourth pattern portion; 381. a fourth groove; 39. a fourth concave block; 4. a sidewall vent; 5. a loading line; 6. a circumferential pull wire; 7. a sidewall vent line; 8. an upper die; 9. and (5) lower die.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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 understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element in question 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 the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

The utility model discloses a sickle-shaped tire pattern structure and a tire and a mold comprising the same, wherein the tire pattern structure comprises a tread, a tire shoulder, a tire side, a toe opening, a tire body, a belt ply, an inner liner and other components which are mutually combined, the tire pattern is attached to the tread and is generally integrally formed with a tire body, and the mold is used for producing the tire comprising the tire pattern structure. The tyre can be molded first and then the pattern to be protected by the utility model can be carved.

In this application, the crown refers to the entire area between the shoulders of the tire, including the tread, breaker (or belt), ply, etc., and is the primary component of the tire that is engaged with the ground during running.

In the present application, the tire circumferential direction is the direction in which the tire rolls, and the tire axial direction is perpendicular to the tire circumferential direction. The vent described herein includes block vents and sidewall vents without specifying the specific name of the vent.

Referring to fig. 1, the tire pattern of the present utility model is disposed on a tread 11, one side of the tread 1 is provided with a decorative strip 2, and the other side is provided with a symmetrical decorative strip 2'. The pattern blocks 3 and the symmetrical pattern blocks 3' are asymmetrically (alternatively) arranged on the tread 1, the fourth concave block 39 of the pattern block 3 is connected with the decorative strip 2, and the first pattern part 31 of the pattern block 3 is non-vertically oriented to the center of the tread 1. The fourth concave block 39 of the symmetrical block 3 'is connected with the symmetrical decorative strip 2, and the first pattern portion 31 of the symmetrical block 3' is non-vertically oriented toward the center of the tread 1. The plurality of pattern blocks 3 are arranged on one side of the tread 1 in parallel along the tire circumferential direction and are connected with the decorative strips 2, and the plurality of symmetrical pattern blocks 3 'are arranged on the other side of the tread 1 in parallel along the tire circumferential direction and are connected with the symmetrical decorative strips 2'. All blocks 3 are inclined at 12 ° and the bottom is rounded, preferably with a radius of 2mm.

Referring to fig. 2, the shape of the block 3 is observed, and the block 3 is formed by sequentially connecting a first pattern portion 31, a first concave block 33, a second pattern portion 34, a second concave block 35, a third pattern portion 36, a third concave block 37, a fourth pattern portion 38 and a fourth concave block 39. Further, the pattern block 3 is provided with a plurality of pattern exhaust holes 32. Specifically, the first pattern portion 31 is quadrangular, and the side toward the center of the tread 1 is shorter than the connecting side of the first pattern portion 31 and the first concave block 33. The first block 3 is provided with a quadrangular first groove 311, and the shortest side of the first groove 311 faces the center of the tread 1, and the side of the first groove 311 opposite to the shortest side of the first groove 311 is close to the connecting side of the first pattern 31 and the first groove 33. The first recess 311 is shown in cross-section in fig. 3 A-A. One side of the first concave block 33 is connected with one side of the first pattern portion 31, and the other side opposite to the first concave block 33 is connected with one side of the second pattern portion 34, and the first concave block 33 is quadrilateral. Preferably, the upper and lower non-connected sides of the first concave block 33 may have a slightly longer length than the lower side. The first recess 33 is shown in cross-section in fig. 3C-C. The second pattern portion 34 is a quadrangle, one side of which is connected to the first concave block 33, and the other side is connected to the second concave block 35. A quadrangular second groove 341 is provided in the second pattern portion 34, and a cross-sectional view of the second groove 341 is shown in fig. 3 A-A. The second concave block 35 is quadrilateral, one side of the second concave block 35 is connected with one side of the second pattern portion 34, the other side of the second concave block 35 is connected with one side of the third pattern portion 36, and the cross section of the second concave block 35 is shown as D-D in fig. 3. The third pattern portion 36 has a quadrangular shape, and the lengths of both sides in the tire circumferential direction are longer than those in the tire axial direction, specifically, one of the longer sides is in contact with the second concave block 35 and the other is in contact with the third concave block 37. A quadrangular third groove 361 is provided in the third pattern portion 36, the length of both sides of the third groove 361 in the tire circumferential direction is longer than the length of both sides in the tire axial direction, and a cross-sectional view of the third groove 361 is shown in fig. 3 A-A. The third block 37 has a quadrangular shape, and the length of two sides in the tire circumferential direction is longer than the length of two sides in the tire axial direction, specifically, one of the longer sides is connected to the third pattern portion 36, and the other is connected to the fourth pattern portion 38. The third block 37 is shown in cross-section as E-E in FIG. 3. Further, the fourth pattern portion 38 is observed, and the fourth pattern portion 38 is a quadrangle, and one side thereof is in contact with the third concave block 37, and the other side thereof opposite to the side thereof is in contact with the fourth concave block 39. A fourth groove 381 having a quadrangular shape is provided in the fourth pattern portion 38, the length of both sides of the fourth groove 381 in the tire circumferential direction is longer than the length of both sides in the tire axial direction, and a sectional view of the fourth groove 381 is shown in B-B of fig. 3. The fourth concave block 39 is a quadrangle, one side of which is connected with the fourth pattern portion 38, and the side opposite to the side is connected with the decorative strip 2. Further, the length of both sides of the fourth block 39 in the tire circumferential direction is longer than the length of both sides in the tire axial direction.

Referring to FIG. 3, the shape of the groove or block cross-section of the block 3 is seen in detail. The cross-section A-A is vertically concave to the tread 1, the bottom is free of chamfers, and the preferred dimension of the groove depth is 4.5mm. The cross-section B-B is a vertical concave tread 1 with no chamfer at the bottom and a preferred dimension of groove depth of 2.4mm. It is also evident from the figures that the groove depth of the sectional view A-A is significantly deeper than the groove depth of the sectional view B-B. The width of the bottom surface of the cross-section C-C is significantly smaller than the width of the surface, since the grooves on both sides are at an angle of 12 ° to the normal of the tread 1 and the groove bottom is provided with a chamfer, the preferred dimension of the chamfer being R2. Further, the height of the bottom surface of the sectional view C-C from the tread 1 is preferably 3mm. The width of the bottom surface of the cross-section D-D is significantly smaller than the width of the surface, since the grooves on both sides are at an angle of 12 ° to the normal of the tread 1 and the groove bottom is provided with a chamfer, the preferred dimension of the chamfer being R2. Further, the height of the bottom surface of the sectional view D-D from the tread 1 is preferably 1.5mm. The width of the bottom surface of the section E-E is significantly smaller than the width of the surface, since the grooves on both sides are at an angle of 12 ° to the normal of the tread 1 and the groove bottom is provided with a chamfer, the preferred dimension of the chamfer being R1. Further, the depth of the sectional view C-C is preferably 1.5mm.

Referring to fig. 4 and 5, specifically, a tire cross-sectional view and a partial enlarged view of the tire cross-sectional view, a tread 1 is provided with any of the above-described tread patterns. Meanwhile, a decorative strip 2, a plurality of sidewall vent holes 4, a loading line 5 and a circumferential pull line 6 are sequentially arranged on the side surface of the tire. The sidewall vent 4 is provided with 7 on one side of the tire, wherein: from top to bottom, the first sidewall vent 4 is disposed on the molding 2, and the last sidewall vent 4 is disposed on the loading line 5. The dimensions of the decorative strip 2 are preferably 10mm wide and 1mm high. The sidewall vent 4 is preferably 1mm in diameter and equally divided by the circumference 16. The preferable size of the loading line 5 is 2.5mm wide and 1mm high, and the bottom is provided with a chamfer of R2. Another 2 circumferential pull wires 6 are arranged below the loading wire 5, preferably with a dimension of 0.5mm radius. The tire is further provided with a tire side exhaust line 7, preferably with a radius of 0.5mm and a circumference 16 which is equally divided and is used for communicating a plurality of tire side exhaust holes 4, a loading line 5 and a plurality of circumferential stay wires 6.

Referring to fig. 5, the mold comprises an upper mold 8 and a lower mold 9, and the inner wall is provided with the above pattern and the exhaust structure for producing the above tire.

Although the utility model has been described above with reference to some embodiments, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the utility model. In particular, the features of the various embodiments disclosed herein may be combined with each other in any manner so long as there is no structural conflict, and the exhaustive description of these combinations is not given in this specification merely for the sake of brevity and resource saving. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.

Claims (10)

1. The utility model provides a tire decorative pattern structure of hook shape, decorative pattern piece (3), symmetrical decorative pattern piece (3') are crisscross to be set up on tread (1), its characterized in that:

the pattern block (3) is formed by sequentially connecting a first pattern part (31), a first concave block (33), a second pattern part (34), a second concave block (35), a third pattern part (36), a third concave block (37), a fourth pattern part (38) and a fourth concave block (39);

the fourth concave block (39) of the pattern block (3) is connected with the decorative strip (2), and the first pattern part (31) of the pattern block (3) is not vertically oriented to the center of the tread (1);

the plurality of pattern blocks (3) are arranged on one side of the tread (1) in parallel along the circumferential direction of the tire;

the symmetrical pattern blocks (3 ') are arranged on the other side of the tread (1) in parallel along the circumferential direction of the tire and are connected with the symmetrical decoration strips (2').

2. A sickle-shaped tread structure as claimed in claim 1, wherein: the first pattern part (31), the first concave block (33), the second pattern part (34), the second concave block (35), the third pattern part (36), the third concave block (37), the fourth pattern part (38) and the fourth concave block (39) are quadrilateral.

3. A sickle-shaped tread structure as claimed in claim 1, wherein: the first pattern part (31), the second pattern part (34), the third pattern part (36) and the fourth pattern part (38) are respectively provided with a quadrilateral first groove (311), a quadrilateral second groove (341), a quadrilateral third groove (361) and a quadrilateral fourth groove (381).

4. A sickle-shaped tread structure as claimed in claim 1, wherein: the pattern block (3) and the symmetrical pattern block (3') are provided with pattern vent holes (32).

5. A sickle-shaped tread structure as claimed in claim 1, wherein: the inclination angle of the pattern block (3) and the symmetrical pattern block (3') is 12 degrees.

6. A sickle-shaped tread structure as claimed in claim 1, wherein: the bottoms of the pattern blocks (3) and the symmetrical pattern blocks (3') are provided with R2 rounding angles.

7. A sickle-shaped tread structure as claimed in claim 1, wherein: the first pattern part (31) is quadrilateral, and the side facing the center side of the tread (1) is shorter than the connecting side of the first pattern part (31) and the first concave block (33).

8. A sickle-shaped tread structure according to claim 3 wherein: the third groove (361) and the fourth groove (381) are longer than the two edges along the tire axial direction along the tire circumferential direction.

9. A tire, characterized in that: tread (1) provided with a tread pattern structure according to any of claims 1 to 8.

10. The die comprises an upper die (8) and a lower die (9), and is characterized in that: for producing the tyre of claim 9.