CN220865133U - Tread pattern structure of short-distance type radial tire in all-steel load - Google Patents
Tread pattern structure of short-distance type radial tire in all-steel load Download PDFInfo
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- CN220865133U CN220865133U CN202322385857.7U CN202322385857U CN220865133U CN 220865133 U CN220865133 U CN 220865133U CN 202322385857 U CN202322385857 U CN 202322385857U CN 220865133 U CN220865133 U CN 220865133U
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- 229910000831 Steel Inorganic materials 0.000 title abstract description 5
- 239000010959 steel Substances 0.000 title abstract description 5
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 239000004575 stone Substances 0.000 claims abstract description 9
- 238000005520 cutting process Methods 0.000 abstract description 5
- 230000003014 reinforcing effect Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000005065 mining Methods 0.000 abstract description 3
- 230000007704 transition Effects 0.000 description 13
- 238000000034 method Methods 0.000 description 6
- 230000017525 heat dissipation Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000004073 vulcanization Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
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- Tires In General (AREA)
Abstract
The utility model relates to a tread pattern structure of an all-steel load medium-short radial tire, which comprises a plurality of main drainage ditches arranged on the tire tread at intervals along the circumferential direction and main pattern blocks arranged between the main drainage ditches; the main drainage ditch comprises a left straight groove, a first straight groove, a second straight groove, a third straight groove and a right straight groove which are sequentially bent and connected along the radial direction of the tire tread; the left straight groove, the first straight groove, the third straight groove and the right straight groove are provided with stone discharging blocks; longitudinal grooves are respectively arranged between the front first straight grooves, the rear first straight grooves and the front third straight grooves along the circumferential direction of the tire tread, and the main pattern blocks are divided into left pattern blocks, middle pattern blocks and right pattern blocks through the longitudinal grooves. Compared with the prior art, the pattern of the utility model adopts large block patterns to improve the puncture resistance and the cutting resistance by being aided with the design of the reinforcing ribs, is suitable for driving wheel positions of dumpers and mixer trucks, and is also suitable for mixed pavements of urban and rural areas, construction sites, mining areas and the like.
Description
Technical Field
The utility model belongs to the technical field of tires, and relates to a tread pattern structure of an all-steel medium-short radial tire.
Background
Tires are annular elastomeric rubber articles assembled on various vehicles or machines for ground contact rolling. The automobile body is supported by the automobile body through the metal rim, external impact is buffered, contact with a road surface is achieved, and running performance of the automobile is guaranteed. Tires are often used under complex and severe conditions, and they are subjected to various deformations, loads, forces and high and low temperatures during running, and therefore must have high load-bearing, traction and cushioning properties. At the same time, it is also required to have high wear resistance and flex resistance, as well as low rolling resistance and heat buildup. Half of the world's consumed rubber is used in tire production, and the ability of a tire to consume rubber is seen.
The design of the tire pattern is various, and is considered according to the application of different purposes and different road conditions, and the tire pattern is also considered from the aspects when being selected. The tire patterns play a very important role in the whole driving, and the patterns with reasonable design not only can effectively save oil, but also can reduce noise generated in the driving process of the automobile, and can enhance the driving force, braking force and traction performance of the automobile on various severe and wet road surfaces, thereby improving the driving safety of the automobile.
There are generally several categories of tire tread patterns:
(1) The straight groove pattern is also called a common pattern, and the pattern is designed by taking a longitudinal groove as a main pattern.
The characteristics are as follows: excellent steering stability, small rotation resistance, low noise, excellent drainage performance and difficult transverse sliding.
The method is applicable to: vehicle type is used in walking on the flat road surface: cars, trucks, and even airplanes.
Disadvantages: the driving and traction forces are poor.
(2) Transverse groove pattern: the design of the pattern mainly comprises transverse grooves.
The characteristics are as follows: the driving force, braking force and traction force of the transverse groove pattern are particularly excellent, and the wear resistance thereof is excellent.
The method is applicable to: vehicle type used for severe road surfaces such as crushed stone roads and the like: most of them are used in industrial, medium and short-distance vehicles such as bulldozers, excavators, loaders, and heavy-duty vehicles.
Disadvantages: the noise is big.
(3) Longitudinal and transverse groove pattern: the longitudinal and transverse groove patterns are also called comprehensive patterns, and the comprehensive straight groove pattern and the transverse groove pattern are designed.
The characteristics are as follows: has the advantages of the patterns of the longitudinal grooves and the transverse grooves.
The method is applicable to: and (5) a severe road surface.
Disadvantages: abnormal abrasion is easily generated.
(4) Block pattern: the patterns are regularly arranged in blocks.
The characteristics are as follows: the driving force and the braking force are good, and the force for driving the vehicle to advance is provided.
The method is applicable to: snow, mud, etc.
Disadvantages: poor wear resistance and short mileage life.
The main tubeless tire driving route in the market is the road surface above the pavement, the main quality symptoms of the tire are shoulder air, crown air and wear resistance, the tire has high requirement on patterns, good wear resistance and novel appearance.
Disclosure of utility model
The utility model aims to provide a tread pattern structure of an all-steel medium-and-short-distance radial tire.
The aim of the utility model can be achieved by the following technical scheme:
A tire tread pattern structure comprises a plurality of main drainage ditches which are arranged on a tire tread at intervals along the circumferential direction, and main pattern blocks which are arranged between the main drainage ditches;
The main drainage ditch comprises a left straight groove, a first straight groove, a second straight groove, a third straight groove and a right straight groove which are sequentially bent and connected along the radial direction of the tire tread, wherein the left straight groove and the right straight groove are mutually parallel, and the first straight groove and the third straight groove are mutually parallel;
The left straight groove, the first straight groove, the third straight groove and the right straight groove are provided with stone discharging blocks;
Longitudinal grooves are respectively arranged between the front first straight groove and the rear first straight groove and between the front third straight groove and the rear third straight groove along the circumferential direction of the tire tread, and the main pattern blocks are divided into left pattern blocks, middle pattern blocks and right pattern blocks which are sequentially arranged along the radial direction of the tire tread through the longitudinal grooves.
Further, the longitudinal grooves are perpendicular to the first straight grooves or the third straight grooves which are connected.
Further, the width of the longitudinal groove is 14-20mm, the depth is 11-15mm, and the length is 44-48mm.
Further, the included angle between the left straight groove and the right straight groove and the axial direction of the tire tread is 2-4 degrees.
Further, the included angle between the left straight groove and the first straight groove and between the third straight groove and the right straight groove is 140-160 degrees, and the included angle between the first straight groove and the second straight groove and between the second straight groove and the third straight groove is 100-140 degrees.
Further, a straight groove is formed in the second straight groove along the circumferential direction of the tire tread.
Further, the straight groove is provided at the center of the tread of the tire, and the main drainage groove is center-symmetrical with respect to the center of the straight groove.
Further, the width of the main drainage ditch is 23-33mm.
Further, the tire tread is provided with a shoulder groove communicated with the left straight groove or the right straight groove on the tire shoulder.
Further, the tire tread is also provided with an exhaust hole.
Compared with the prior art, the utility model has the following beneficial effects:
1) The tire tread pattern of the utility model is designed integrally as a mixed pattern, and provides excellent drivability and high abrasion performance. The nine equal parts of the segmented mold are in the directions of the upper side plate and the lower side plate, a row of Z-shaped middle pattern blocks are arranged in the middle of the tread, each angle of each pattern block is in arc transition, and good transition is formed between each pattern block and an adjacent longitudinal groove. Two rows of pattern blocks similar to hexagons are arranged on two sides of the Z-shaped pattern block. A plurality of zigzag main drainage ditches are uniformly distributed between the Z-shaped pattern blocks and the hexagonal-like pattern blocks along the circumferential direction of the tire, and stone discharging blocks are respectively distributed at the bottoms of the left side ditch and the right side ditch in the main drainage ditches, so that the stone discharging and water discharging performance of the tire is improved.
2) According to the utility model, the square grooves-under-shoulder pattern grooves which are similar to the open trapezoid structures are uniformly distributed under the shoulders on two sides of the main drainage ditch extending downwards, so that the heat dissipation of the shoulders can be improved, and shoulder cracks can be avoided.
3) The patterns adopt large block patterns and are aided with reinforcing ribs to improve the puncture resistance and the cutting resistance; the staggered patterns and the deep grooves provide excellent braking force for the tire, and the tire has longer service life, and is suitable for driving wheel positions of dumpers and mixer trucks and also suitable for mixed pavements of urban and rural areas, construction sites, mining areas and the like.
Drawings
FIG. 1 is a schematic view of a tread pattern structure of a tire according to an embodiment;
FIG. 2 is a schematic illustration of a configuration of one pitch of a tire tread pattern configuration according to an embodiment;
The figure indicates:
0-tire tread, 1-left block, 2-main block, 3-right block, 4-main drain, 41-straight groove, 42-stone-discharging block, 43-left straight groove, 44-first straight groove, 45-second straight groove, 46-third straight groove, 47-right straight groove, 5-longitudinal groove, 6-under-shoulder groove, 7-vent.
Detailed Description
The utility model will now be described in detail with reference to the drawings and specific examples. The following examples are given with the above technical solutions of the present utility model as a premise, and detailed embodiments and specific operation procedures are given, but the scope of protection of the present utility model is not limited to the following examples.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
Some embodiments of the present utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and features of the embodiments may be combined with each other without conflict.
Examples:
A tire tread pattern structure as shown in fig. 1 and 2, comprising a plurality of main gutters 4 circumferentially spaced apart on a tire tread 0, and main blocks 2 disposed between the main gutters 4; the main drainage ditch 4 comprises a left straight groove 43, a first straight groove 44, a second straight groove 45, a third straight groove 46 and a right straight groove 47 which are sequentially bent and connected along the radial direction of the tire tread 0, wherein the left straight groove 43 and the right straight groove 47 are parallel to each other, and the first straight groove 44 and the third straight groove 46 are parallel to each other; the left straight groove 43, the first straight groove 44, the third straight groove 46 and the right straight groove 47 are provided with stone discharging blocks 42; longitudinal grooves 5 are provided between the front first straight groove 44 and the rear first straight groove 44 and between the front third straight groove 46 and the rear third straight groove 46, respectively, in the circumferential direction of the tire tread 0, and the main block 2 is divided by the longitudinal grooves 5 into a left block 1, a middle block, and a right block 3, which are arranged in this order in the radial direction of the tire tread 0. Specifically, the left straight groove 43, the first straight groove 44, the second straight groove 45, the third straight groove 46, and the right straight groove 47 are connected by bending, so that the left block 1 and the right block 3 are shaped like a hexagon, and the middle block is shaped like a zigzag.
In some embodiments, the longitudinal grooves 5 are perpendicular to the associated first straight groove 44 or third straight groove 46.
The tire tread pattern is designed integrally as a hybrid pattern, providing excellent drivability and high wear performance. The nine equal parts of the segmented mold are in the directions of the upper side plate and the lower side plate, a row of Z-shaped middle pattern blocks are arranged in the middle of the tread, each angle of each pattern block is in arc transition, and good transition is formed between each pattern block and the adjacent longitudinal groove 5. Two rows of pattern blocks similar to hexagons are arranged on two sides of the Z-shaped pattern block. A plurality of zigzag main drainage ditches 4 are uniformly distributed between the Z-shaped pattern blocks and the hexagonal-like pattern blocks along the circumferential direction of the tire, 4 stone discharging blocks 42 are respectively distributed at the bottoms of the left side ditch and the right side ditch in the main drainage ditches 4, and the stone discharging performance and the drainage performance of the tire are improved.
In some specific embodiments, the main drain 4 is centered, i.e., the second straight groove 45 is provided with a straight groove 41, the straight groove 41 is centered on the tire tread 0, and the main drain 4 is centered about the center of the straight groove 41. The straight groove 41 has the length of 35mm, the width of 27mm and the depth of 13mm, and the bottom of the groove is in arc transition with the radius of 2mm, so that the straight groove has the reinforcing effect and improves the puncture resistance and the cutting resistance.
In some specific embodiments, the tire tread pattern pitch is 40 knots, the running surface width is 246mm, and the groove ratio is 40.9%. The pattern is designed as a deep groove mixed pattern, the staggered pattern and the deep groove are designed to provide excellent braking force for the tire, and the large block pattern is designed to improve the puncture resistance and the cutting resistance by assisting with the reinforcing rib.
In some specific embodiments, the four corners at both ends of the intermediate block are all rounded transitions with a radius of 5mm, and the four turning corners in the intermediate region are all rounded transitions with a radius of 10 mm. Providing excellent drivability and braking performance for tire running.
In some specific embodiments, the two corners of the left block 1 and the right block 3 near the middle are arc transitions with a radius of 5mm, the two corners of the middle are arc transitions with a radius of 10mm, the two corners of the two ends add up to 180 °, wherein the large angle is 93 °, and the small angle is 87 °, i.e., the included angle between the left straight groove 43, the right straight groove 47 and the tire tread 0 axial direction is 3 °. The pattern blocks and the peripheral pattern grooves form a flower-slide transition.
In some embodiments, the primary drainage channel 4 varies slightly with the block, with a width ranging from 23-33mm, a channel depth of 25mm, and a channel bottom with a radius of 2 mm.
In some specific embodiments, the stone-draining blocks 42 are 15mm long, 4mm wide and 4mm high, improving the stone-draining and water-draining properties of the tire.
In some embodiments, the longitudinal grooves 5 have a width of 16mm, a depth of 13mm, a length of 46.5mm, and a groove bottom with a radius of 2 mm. The longitudinal grooves 5 serve to provide good heat dissipation and drainage properties for tire running.
In some specific embodiments, the main drainage ditch 4 extends and the square ditches-under-shoulder pattern ditches 6 similar to an open trapezoid structure are uniformly distributed under the shoulders at the lower two sides, the ditch depth is 5mm, the external corner turning transition part adopts an arc transition with the radius of 5mm, the internal corners of the ditch bottom adopt an arc transition with the radius of 2mm, so that the heat dissipation of the shoulders is improved, and shoulder cracks are avoided.
In some embodiments, the angle between left straight groove 43 and first straight groove 44, and between third straight groove 46 and right straight groove 47 is 140-160, and the angle between first straight groove 44 and second straight groove 45, and between second straight groove 45 and third straight groove 46 is 100-140.
In some specific embodiments, a plurality of vent holes 7 with the diameter of 0.8mm penetrating through the mold are distributed on the periphery of the tire tread pattern block, so that venting is facilitated during vulcanization, pattern fillets and side wall lacked caused by air pockets are prevented, the flow of rubber is promoted, and the vulcanization of the rubber is more uniform.
The patterns of the embodiment adopt large block patterns to be assisted with reinforcing rib design to improve the puncture resistance and the cutting resistance; the staggered pattern and deep groove designs provide superior braking force for the tire; the special tread formula ensures that the tire has longer service life; the driving wheel position is suitable for the dumper and the mixer truck; is suitable for mixed pavements of urban and rural areas, construction sites, mining areas and the like.
The previous description of the embodiments is provided to facilitate a person of ordinary skill in the art in order to make and use the present utility model. It will be apparent to those skilled in the art that various modifications can be readily made to these embodiments and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present utility model is not limited to the above-described embodiments, and those skilled in the art, based on the present disclosure, should make improvements and modifications without departing from the scope of the present utility model.
Claims (10)
1. A tire tread pattern structure, characterized by comprising a plurality of main drainage ditches (4) arranged on a tire tread (0) at intervals along the circumferential direction, and main pattern blocks (2) arranged between the main drainage ditches (4);
The main drainage ditch (4) comprises a left straight groove (43), a first straight groove (44), a second straight groove (45), a third straight groove (46) and a right straight groove (47) which are sequentially bent and connected along the radial direction of the tire tread (0), wherein the left straight groove (43) and the right straight groove (47) are arranged in parallel, and the first straight groove (44) and the third straight groove (46) are arranged in parallel;
The left straight groove (43), the first straight groove (44), the third straight groove (46) and the right straight groove (47) are provided with stone discharging blocks (42);
longitudinal grooves (5) are provided between the front first straight groove (44) and the rear first straight groove (44) and between the front third straight groove (46) and the rear third straight groove (46), respectively, in the circumferential direction of the tire tread (0), and the main block (2) is divided into a left block (1), a middle block and a right block (3) which are sequentially arranged in the radial direction of the tire tread (0) by the longitudinal grooves (5).
2. Tyre tread pattern according to claim 1, wherein said longitudinal grooves (5) are perpendicular to the connected first (44) or third (46) straight grooves.
3. Tyre tread pattern according to claim 1, wherein said longitudinal grooves (5) have a width of 14-20mm, a depth of 11-15mm and a length of 44-48mm.
4. Tyre tread pattern according to claim 1, wherein the angle between the left-hand straight groove (43), the right-hand straight groove (47) and the tyre tread (0) axial direction is 2-4 °.
5. Tyre tread pattern according to claim 1, wherein the angle between the left straight groove (43) and the first straight groove (44) and between the third straight groove (46) and the right straight groove (47) is 140-160 °, and the angle between the first straight groove (44) and the second straight groove (45) and between the second straight groove (45) and the third straight groove (46) is 100-140 °.
6. Tyre tread pattern according to claim 1, wherein the second straight groove (45) is provided with a straight groove (41) in the tyre tread (0) circumferential direction.
7. Tyre tread pattern structure according to claim 6, characterized in that said straight groove (41) is provided in the centre of the tyre tread (0) and in that said main drainage groove (4) is centrally symmetrical with respect to the centre of said straight groove (41).
8. Tyre tread pattern according to claim 1, wherein the width of the main drain (4) is 23-33mm.
9. Tyre tread pattern according to claim 1, characterized in that the tyre tread (0) is provided on the shoulder with a shoulder groove (6) communicating with a left-hand straight groove (43) or a right-hand straight groove (47).
10. Tyre tread pattern structure according to claim 1, wherein said tyre tread (0) is further provided with a vent hole ().
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385857.7U CN220865133U (en) | 2023-09-04 | 2023-09-04 | Tread pattern structure of short-distance type radial tire in all-steel load |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322385857.7U CN220865133U (en) | 2023-09-04 | 2023-09-04 | Tread pattern structure of short-distance type radial tire in all-steel load |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220865133U true CN220865133U (en) | 2024-04-30 |
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ID=90814172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322385857.7U Active CN220865133U (en) | 2023-09-04 | 2023-09-04 | Tread pattern structure of short-distance type radial tire in all-steel load |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220865133U (en) |
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2023
- 2023-09-04 CN CN202322385857.7U patent/CN220865133U/en active Active
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