CN219172104U

CN219172104U - Tread pattern structure of all-steel load-carrying engineering machinery radial tire

Info

Publication number: CN219172104U
Application number: CN202223315630.7U
Authority: CN
Inventors: 吴学斌; 袁利真; 马俊莉
Original assignee: Double Coin Group Xinjiang Kunlun Tyre Co ltd
Current assignee: Double Coin Group Xinjiang Kunlun Tyre Co ltd
Priority date: 2022-12-11
Filing date: 2022-12-11
Publication date: 2023-06-13
Anticipated expiration: 2032-12-11

Abstract

The utility model relates to a tread pattern structure of an all-steel load-carrying engineering machinery radial tire, which comprises a tire tread (1) and is characterized by comprising Z-shaped main pattern blocks (2) and shoulder pattern blocks (3) positioned on two sides of the Z-shaped main pattern blocks (2), wherein a plurality of wavy pattern grooves (4) and longitudinal grooves (5) are arranged between the Z-shaped main pattern blocks (2) and the shoulder pattern blocks (3). After the tire pattern structure is adopted, the grounding area is larger, the main groove is deep and high, the transition of the groove bottom is smooth and gentle, the puncture resistance can be effectively improved, and the heat dissipation performance is good; the pattern of the utility model has higher wear resistance, and the tire reduces the possibility of early damage of the tire caused by shoulder void, crown void, wear resistance and the like.

Description

Tread pattern structure of all-steel load-carrying engineering machinery radial tire

Technical Field

The utility model relates to the field of tire design, in particular to a tread pattern structure of an all-steel load-carrying engineering machinery 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 running route of the radial tire of the engineering machinery in the market is a road surface in severe environments such as mining areas, the main quality of the tire is shoulder air, crown air and side air, the requirement on patterns of the tire is high, the tire has low heat generation and good wear resistance, puncture resistance and calculus removal performance, and meanwhile, the appearance is novel.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the tread pattern structure of the all-steel load-carrying engineering machinery radial tire, which realizes good guiding performance, drainage performance, grip and sideslip resistance of the tire under high-speed running through the collocation design of the longitudinal pattern and the transverse pattern, and improves the traction force and the lateral force of the tire by continuously changing pattern groove angles.

The aim of the utility model can be achieved by the following technical scheme:

the tread pattern structure of the all-steel load-carrying engineering machinery radial tire comprises a tire tread, Z-shaped main pattern blocks and shoulder pattern blocks positioned on two sides of the Z-shaped main pattern blocks, wherein a plurality of wavy pattern grooves and longitudinal grooves are arranged between the Z-shaped main pattern blocks and the shoulder pattern blocks, arc transition designs are adopted at the bottoms of the grooves, heat dissipation shoulder grooves are distributed under the shoulders of the tire, the pattern grooves are deep and large, and the all-steel load-carrying engineering machinery radial tire tread pattern structure is suitable for engineering vehicles with severe road conditions such as mining areas.

Further, the tire tread is composed of sixteen equal parts of segmented molds.

Further, the Z-shaped main pattern blocks are uniformly distributed in the center of the tire tread.

Further, the width of the middle trunk part of the Z-shaped main pattern block is 87.67mm, the width of branches at two ends is 67-70 mm, the depth of the Z-shaped main pattern block is 34.5mm, all turning parts of the pattern block are in arc transition, good stone discharging performance is provided, the probability of clamping stones is reduced, and the risk of cutting the crown from the stones is prevented.

Further, the shoulder blocks are uniformly distributed in the direction from the center line to both sides in the tire tread circumferential direction.

Further, the width of the wavy groove is 41mm, the depth of the wavy groove is 34.5mm, the wavy groove extends in a conical shape in the vertical direction, the groove bottom is provided with an arc transition with the radius of 11.34mm, the space is wide, the groove is deep and smooth, and good heat dissipation and stone removal performance are provided.

Further, the wavy grooves continue downwards, the under-shoulder grooves with one side being opened are evenly distributed under the shoulders, and the depth of the under-shoulder grooves is 16.5mm.

Further, the longitudinal grooves are uniformly distributed along the direction from the central line to the two sides of the circumferential direction of the tire tread, each longitudinal groove is independently arranged and extends in a conical shape in the vertical direction, and the turning part at the bottom of the groove is provided with a circular arc transition with the radius of 14mm, so that the transition is smooth and smooth, and good heat dissipation and stone removal performances are provided.

Further, the longitudinal groove width is 41mm, and the groove depth is 15.5mm.

Further, the periphery of each transverse pattern and each longitudinal pattern is provided with a plurality of exhaust holes penetrating through the die, so that exhaust is facilitated during vulcanization, pattern fillets and side wall rubber shortage caused by air pockets are prevented, the flow of rubber materials is promoted, and the rubber materials are vulcanized more uniformly.

Compared with the prior art, the utility model has the following advantages:

1. the tire tread of the utility model is composed of sixteen equal-part segmented molds, the tread pattern is a large block mixed pattern, Z-shaped large pattern blocks are uniformly distributed in the center of the tread, transverse pattern blocks with opposite directions are uniformly distributed along the central line to two sides of the tire tread, an integral wavy zigzag main groove and a discontinuous longitudinal groove are formed between the pattern blocks, the groove bottoms are all designed by adopting arc transition, and heat dissipation shoulder grooves are distributed under the shoulders of the tire. The grooves are deep and large, and the method is suitable for engineering vehicles with severe road conditions such as mining areas. Has excellent calculus removing performance and heat dissipating performance, and is stab resistant.

2. The tread pitch of the utility model is 32 sections, Z-shaped large pattern blocks are uniformly distributed on the upper side plate and the lower side plate of sixteen equal-part segmented molds respectively, and transverse pattern blocks with opposite directions are uniformly distributed along the central line to two side directions of the tire tread circumference. All turning parts of the pattern block are in arc transition, so that good stone removal performance is provided, the probability of clamping stones is reduced, and the risk of cutting the crown from the stones is prevented. The space in the ditch is wide, the ditch is deep and smooth, and good heat dissipation and stone removal performance are provided.

3. The patterns of the utility model adopt large-block mixed patterns, are high and deep grooves, prevent hard objects such as stones from being pricked, effectively prevent the grooves from cracking, and have good drainage property and mud discharge property. The wear-resistant rubber material is adopted, the shoulder is strong, the probability of early damage of the tire caused by shoulder void, crown void, wear-resistant property and the like is reduced, and the wear-resistant property of the tire is improved.

Drawings

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

FIG. 2 is a schematic representation of the structure of one pitch of the tread pattern of the tire of the present utility model.

In the figure: 1. a tire tread; 2. z-type main pattern blocks; 3. shoulder blocks; 4. wave-shaped zigzag main groove; 5. a longitudinal ditch; 6. a sub-shoulder groove; 7. and an exhaust hole.

Detailed Description

The present utility model will be described in more detail below with reference to the schematic drawings, in which a tread pattern structure of an all-steel heavy duty construction machine radial tire having a better wear resistance is shown in which preferred embodiments of the present utility model are illustrated, and it should be understood that those skilled in the art can modify the present utility model described herein while still achieving the advantageous effects of the present utility model. Accordingly, the following description is to be construed as broadly known to those skilled in the art and not as limiting the utility model.

Examples

As shown in fig. 1, the tread pattern structure of the radial tire of the all-steel load-carrying engineering machinery comprises a tire tread 1, Z-shaped main pattern blocks 2 and shoulder pattern blocks 3 positioned on two sides of the Z-shaped main pattern blocks 2, a plurality of wavy pattern grooves 4 and longitudinal grooves 5 are arranged between the Z-shaped main pattern blocks 2 and the shoulder pattern blocks 3, arc transition designs are adopted at the bottoms of the grooves, heat dissipation shoulder grooves are distributed under the shoulders of the tire, and the grooves are deep and large and are suitable for engineering vehicles with severe road conditions such as mining areas.

The tire tread 1 is composed of sixteen equal parts of segmented molds, namely sixteen equal parts of the circumference of the segmented mold for vulcanizing the tire tread, the total of 32 pitches are arranged on the segmented mold of the mold in a uniformly distributed manner by 32 pitches. The Z-shaped main pattern blocks 2 are uniformly distributed in the center of the tire tread 1, the width of the trunk part in the middle of the Z-shaped main pattern blocks 2 is 87.67mm, the branch width at the two ends is 67-70 mm, the depth of the Z-shaped main pattern blocks 2 is 34.5mm, all turning parts of the pattern blocks are arc transition, good stone removal performance is provided, the probability of clamping stones is reduced, and the risk of cutting the crown from the clamping stones is protected.

The shoulder blocks 3 are uniformly distributed along the center line to both sides of the tire tread 1 in the circumferential direction.

The groove width of the wavy groove 4 is 41mm, the groove depth is 34.5mm, the wavy groove 4 extends in a conical shape in the vertical direction, the groove bottom is provided with an arc transition with the radius of 11.34mm, the space is wide, the groove depth is smooth, good heat dissipation and stone removal performance are provided, the wavy groove 4 continues downward under-shoulder grooves 6 with one side being opened, and the groove depth of the under-shoulder grooves 6 is 16.5mm.

The longitudinal grooves 5 are uniformly distributed along the direction from the central line to the two sides of the tire tread circumference, each longitudinal groove 5 is independently arranged, the vertical direction is in conical extension, the width of each longitudinal groove 5 is 41mm, the depth of each longitudinal groove is 15.5mm, the turning part of the groove bottom is provided with arc transition with the radius of 14mm, the transition is smooth and smooth, and good heat dissipation and stone removal performance are provided.

The periphery of each transverse pattern and each longitudinal pattern is provided with a plurality of exhaust holes 7 penetrating through the die, so that exhaust is facilitated during vulcanization, pattern fillets and side wall lacked caused by air pockets are prevented, the flow of sizing materials is promoted, and the vulcanization of the sizing materials is more uniform.

After the tire pattern structure is adopted, the grounding area is larger, the main groove is deep and high, the transition of the groove bottom is smooth and gentle, the puncture resistance can be effectively improved, and the heat dissipation performance is good; the pattern of the utility model has higher wear resistance, and the tire reduces the possibility of early damage of the tire caused by shoulder void, crown void, wear resistance and the like.

Finally, it should be noted that: it is apparent that the above examples are only illustrative of the present utility model and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims

1. The tread pattern structure of the all-steel load-carrying engineering machinery radial tire comprises a tire tread (1) and is characterized by comprising Z-shaped main pattern blocks (2) and shoulder pattern blocks (3) positioned on two sides of the Z-shaped main pattern blocks (2), wherein a plurality of wavy pattern grooves (4) and longitudinal grooves (5) are arranged between the Z-shaped main pattern blocks (2) and the shoulder pattern blocks (3).

2. The tread pattern structure of the radial tire of the all-steel load-carrying engineering machinery according to claim 1, wherein the tire tread (1) is composed of sixteen equal-part segmented molds.

3. An all-steel load-carrying engineering machinery radial tire tread pattern structure as claimed in claim 1, wherein the Z-shaped main pattern blocks (2) are uniformly distributed in the center of the tire tread (1).

4. A tread pattern structure of a radial tire for an all-steel load-carrying engineering machine as claimed in claim 3, wherein the width of the middle trunk part of the Z-type main pattern block (2) is 87.67mm, the branching width of the two ends is 67-70 mm, and the depth of the Z-type main pattern block (2) is 34.5mm.

5. An all-steel load-carrying engineering machinery radial tire tread pattern structure as claimed in claim 1, wherein the shoulder blocks (3) are uniformly distributed along the center line to both sides of the tire tread (1) in the circumferential direction.

6. The tread pattern structure of the radial tire of the all-steel load-carrying engineering machinery according to claim 1, wherein the groove width of the wavy groove (4) is 41mm, the groove depth is 34.5mm, the wavy groove (4) extends in a conical shape in the vertical direction, and the groove bottom is provided with an arc transition with the radius of 11.34 mm.

7. Tread pattern structure of radial tire for all-steel load-carrying engineering machinery according to claim 1, characterized in that the wavy grooves (4) continue downward under-shoulder evenly distributed with open-side under-shoulder grooves (6), the under-shoulder grooves (6) have a groove depth of 16.5mm.

8. The tread pattern structure of the radial tire of the all-steel load-carrying engineering machinery according to claim 1, wherein the longitudinal grooves (5) are uniformly distributed along the direction from the central line to the two sides of the circumferential direction of the tire tread, each longitudinal groove (5) is independently arranged, the vertical direction extends in a conical shape, and the turning part of the groove bottom is provided with an arc transition with the radius of 14 mm.

9. The tread pattern structure of the radial tire of the all-steel load-carrying engineering machinery according to claim 8, wherein the longitudinal groove (5) has a groove width of 41mm and a groove depth of 15.5mm.

10. The tread pattern structure of the radial tire of the all-steel load-carrying engineering machinery according to claim 1, wherein a plurality of vent holes (7) penetrating through the mold are distributed on the periphery of each transverse pattern and longitudinal pattern.