CN111002768A

CN111002768A - A kind of special pattern tire for comfortable automobile

Info

Publication number: CN111002768A
Application number: CN201910862931.5A
Authority: CN
Inventors: 郭耐明; 林华
Original assignee: Shouguang Firemax Tyre Co ltd
Current assignee: Shouguang Firemax Tyre Co ltd
Priority date: 2019-09-12
Filing date: 2019-09-12
Publication date: 2020-04-14

Abstract

The invention belongs to the technical field of rubber tire preparation, and particularly relates to a special pattern tire for a comfortable automobile tire, wherein a tire grounding surface mainly comprises a central rib, an S-shaped groove, a transverse groove, a connected bionic pattern block and a closed outer tire shoulder; the central rib ensures the optimal longitudinal rigidity of the tire, and promotes the control force of the tire to be directly transferred to the running road surface from the automobile tire; the S-shaped groove breaks through noise airflow generated in the longitudinal rigid groove and reduces the driving noise of the tire; the transverse grooves improve the traction and drainage of the tire, the smooth design of the patterns increases the contact of the patterns and the ground, and the comfort and the ground holding force of the tire in the running process are greatly improved; the appearance and comfort of the pattern blocks are improved by the connected bionic pattern blocks; the closed tire shoulder reduces the abrasion and noise of the tire, and ensures stronger traction force, shorter braking distance and accurate turning performance of the tire on the premise of keeping the comfort of the tire.

Description

Comfortable patterned tire special for automobile

Technical Field

The invention relates to the technical field of rubber tire preparation, in particular to a green environment-friendly series patterned tire for a high-comfort automobile.

Background

In the prior art, the design of a common pattern tire cannot meet the requirements of users who pursue green environmental protection and stable driving comfort, so that the development and design of a new pattern are necessary on the premise of meeting the safety of an automobile tire. The new topic of the design of the pattern tire in the new era is produced, and the environment protection is the main development flow of the current society. People are pursuing fashion, simplicity, safety and trend more and more, so that the design of green and environment-friendly series tire patterns is a goal pursued by the public gradually and is also a new pursuit of comfortable automobiles for tire structures.

The automobile tire has excellent drainage performance in rainy days in the formal process, and simultaneously ensures that the automobile tire provides operation stability and turning stability on dry and wet road surfaces, ensures comfortableness in the process of high-speed driving, improves the traction force, the wear resistance, the drainage performance, the grip force, the shorter braking distance and the steering accuracy of the tire, and reduces the noise in the driving process of the tire.

Disclosure of Invention

The invention aims to solve the technical problem of providing a tire which is different from the prior art, developing and designing a novel comfortable, environment-friendly and defensive patterned tire on the premise of meeting the safety of an automobile tire, and meanwhile, the novel patterned tire has better drainage, accurate turning performance, shorter braking distance and reduced abrasion and noise of the tire.

In order to solve the technical problems, the technical scheme of the invention is as follows: the utility model provides a travelling comfort car specialized pattern tire, includes tread, side wall and tire bead, tread and tire bead are connected to the side wall, its characterized in that:

the main structure of the tread consists of a central rib, an S-shaped groove, a main drainage groove, a wedge-shaped groove, a Z-shaped groove, a side drainage groove, an arc-shaped groove, a small longitudinal groove, a J-shaped groove and an oblique groove;

the tread is divided into a left side pattern and a right side pattern by taking the central rib as a parting line, and the left side pattern and the right side pattern are same in shape and are arranged in a mirror image manner; the central rib is provided with an S-shaped cutter groove, two main drainage ditches are distributed on two sides of the central rib, and one side of each main drainage ditch is in a wavy curve and is continuous and uninterrupted along the longitudinal direction of the tire;

a connecting block type bionic pattern block is arranged between the main drainage ditch and the side drainage ditch, wedge-shaped grooves and Z-shaped grooves are respectively arranged on the connecting block type bionic pattern block, the Z-shaped grooves are staggered in a mirror image mode through central ribs and are arranged in parallel between the main drainage ditch and the side drainage ditch, grooves at the intersection positions of one ends of the Z-shaped grooves and the main drainage ditch are designed into stepped slopes, the other ends of the Z-shaped grooves are connected with the side drainage ditch, one ends of the wedge-shaped grooves are communicated with the main drainage ditch, the other ends of the wedge-shaped grooves are communicated with the side drainage ditch, and the wedge-shaped grooves are staggered in a mirror image mode through the central ribs and are arranged on;

the tire is characterized in that an outer tire shoulder is arranged at the position farthest from the central rib, the outer tire shoulder is arranged on two sides of the side drainage ditch in a staggered mode through the mirror image of the central rib, an inclined groove, a J-shaped groove and a small longitudinal groove are respectively arranged on the outer tire shoulder, the inclined groove is arranged on two sides of the side drainage ditch in a staggered and parallel mode, the groove at the intersection of one end of the inclined groove and the side drainage ditch is designed to be in a slope shape and gradually decreased to zero towards the tire side, the J-shaped groove and the inclined groove are transversely arranged in the closed outer tire shoulder in a parallel mode, and.

As a preferable technical scheme, the tread is sequentially arranged into an outer tire shoulder, a J-shaped groove, a small longitudinal groove, an inclined groove, a side drainage ditch, a connected bionic pattern block, a wedge-shaped groove, a Z-shaped groove, a main drainage ditch, a central rib, an S-shaped groove, a main drainage ditch, a Z-shaped groove, a wedge-shaped groove, a connected bionic pattern block, a side drainage ditch, an inclined groove, a small longitudinal groove, a J-shaped groove and an outer tire shoulder from left to right.

As the preferred technical scheme, the main drainage ditch and the side drainage ditch are preferably designed in a closed mode, and the width of the main drainage ditch is distributed in the range of 9-12 mm.

As a preferable technical scheme, the S-shaped sipes divide the central rib into small blocks, the profile shape of the S-shaped sipes is preferably flat and slender S-shaped, and the S-shaped sipes are uniformly distributed on the central rib in a sawtooth shape with the depth of 4 mm; the included angle between the straight line of the S-shaped cutter groove wall and the vertical plane is 15 degrees.

Preferably, the zigzag groove has a depth gradually increasing from 2mm to the depth of the side drain in a stepwise slope, and the inclination angle between the curved portion of the groove profile and the plane of the tire surface is a gradual change angle of 0 to 2 degrees.

Preferably, the wedge-shaped sipes are flat and slender 7-shaped in outline shape, the depths of the wedge-shaped sipes are from 2mm to 6.2mm in wavy distribution, the lengths of the wedge-shaped sipes are consistent with the lengths of the Z-shaped grooves, the widths of the wedge-shaped sipes are 0.8mm, and the inclination angle between the groove section bending part and the plane of the tire surface is 15 degrees.

Preferably, the profile shape of the small longitudinal groove is preferably arc, the bending radius of the groove is 70-120mm, the depth of the small longitudinal groove is 2mm, and the inclination angle between the bending part of the groove section and the plane of the tire surface is 0 degree.

Preferably, the inclined groove is gradually changed from a step shape to a slope shape and extends towards two sides, and the depth is converted from 2mm to the depth on the contour map and then gradually changed; the inclined angle of the inclined groove and the plane of the tire surface is changed from 0 degree to 3 degrees and then gradually changed to 0 degree.

Preferably, the J-shaped sipes are flat and slender J-shaped in outline, are separated by small longitudinal grooves in the middle, are distributed in a wavy manner with the depth of 2mm to 5mm, have the width of 0.8mm, and have the inclination angle of 15 degrees between the bending part of the groove section and the plane of the tire surface.

As a preferable technical scheme, the S-shaped cutter groove, the wedge-shaped cutter groove and the J-shaped cutter groove are formed by hooking arc steel sheets

Due to the adoption of the technical scheme, compared with the prior art, the pattern tire special for the comfortable automobile has the advantages that the central rib and the S-shaped cutter groove respectively play a leading role in enhancing the longitudinal strength of the tire and properly improving the comfort of the tire, the drainage and the holding power in the driving process on a rainy road surface are ensured, the sharp corner of the S-shaped cutter groove can break a water film, and the tire is prevented from skidding; the connected bionic pattern blocks improve the strength of the pattern blocks and enhance the appearance personality; the wedge-shaped cutter grooves and the Z-shaped groove not only improve the heat dissipation and the drainage of the tire tread, but also effectively reduce the noise generated in the running process of the tire; the design of the outer tire shoulder ensures strong traction force, accurate turning and shorter braking distance of the tire; the whole ground contact surface is completely provided with the oblique groove and the small longitudinal groove, so that the noise of the tire can be reduced, the drainage of the tire can be improved, and the grip force can be increased; the left side patterns and the right side patterns are same in shape and are designed in a mirror image staggered arrangement mode, so that noise can be effectively reduced, the comfort degree is improved, and meanwhile abnormal abrasion of the tire can be prevented; the novel decorative pattern has the advantages of reasonable overall structure design, clear patterns, excellent functions, good safety, long service life and wide application environment.

Drawings

Fig. 1 is a schematic view of a block structure of a tire according to an embodiment of the present invention.

Fig. 2 is a cross-sectional view of a-a and B-B of fig. 1.

Fig. 3 is a cross-sectional view of a-B in fig. 1.

Fig. 4 is a cross-sectional view of C-D in fig. 1.

FIG. 5 is a cross-sectional view of B2-B2, B3-B3 of FIG. 1.

FIG. 6 is a cross-sectional view of C2-C2, C3-C3 of FIG. 1.

FIG. 7 is a cross-sectional view of C2-C2 of FIG. 1.

Fig. 8 is a cross-sectional view of J-J in fig. 1.

Fig. 9 is a cross-sectional view of K-K in fig. 1.

Fig. 10 is a cross-sectional view H-H of fig. 1.

Detailed Description

The main structure of the special pattern tire for the comfortable automobile related to the embodiment comprises a central rib 1, an S-shaped siping 2, a main drainage ditch 3, a connected bionic pattern block 4, a wedge-shaped siping 5, a Z-shaped pattern groove 6, a side drainage ditch 7, an outer tire shoulder 8, a small longitudinal ditch 9, an oblique pattern groove 10 and a J-shaped knife groove 11; the tread is divided into a left side pattern and a right side pattern by taking the central rib 1 as a parting line, the left side pattern and the right side pattern are the same in shape and are arranged in a mirror image staggered manner, noise can be effectively reduced, and abnormal abrasion of the tire is prevented; the width of the central rib 1 can ensure the optimal rigidity of the tire, so that the steering force of the tire is directly transferred from the tire to the road surface; the central rib 1 is distributed with S-shaped knife grooves 2 which are distributed on the central rib in parallel; two main drainage ditches 3 are distributed on two sides of the central rib 1, one side of each main drainage ditch 3 is in a wavy curve and is continuous and uninterrupted along the longitudinal direction of the tire, and the width of each main drainage ditch 3 is 9-12 mm; the connecting block type bionic pattern block 4 is positioned between the main drainage ditch 3 and the side drainage ditch 7, and a wedge-shaped cutter groove 5 and a Z-shaped pattern groove 6 are arranged on the connecting block type bionic pattern block 4; z-shaped pattern grooves 6 are arranged between the main drainage ditch 3 and the side drainage ditch 7 in a mirror-image staggered and parallel mode through central ribs, the ditch at the intersection of one end of each Z-shaped pattern groove 6 and the main drainage ditch is designed into a step slope which is rich in stereoscopic impression, and the other end of each Z-shaped pattern groove is connected with the side drainage ditch 7; one end of the wedge-shaped cutter groove 5 is communicated with the main drainage ditch 3, and the other end is communicated with the side drainage ditch 7, and the wedge-shaped cutter grooves 5 are arranged on two sides of the main drainage ditch 3 in a mirror-image staggered and parallel mode through a central rib; the outer tire shoulders 8 are distributed at the positions farthest away from the central ribs 1 and are arranged at the two sides of the side drainage ditch 7 in a staggered mode through the mirror images of the central ribs, and the outer tire shoulders 8 are respectively provided with an oblique groove 10, a J-shaped knife slot 11 and a small longitudinal groove 9; the oblique groove 10 is arranged on two sides of the side drainage ditch 7 in a mirror image staggered and parallel mode, the groove at the intersection of one end of the oblique groove 10 and the side drainage ditch 7 is designed to be in a slope shape and gradually decreased to zero towards the tire side, the J-shaped grooves 11 and the oblique groove 10 are transversely arranged in the outer tire shoulder 8 in parallel, and the small longitudinal groove 9 is communicated with the oblique groove 10.

The S-shaped sipes 1 related to the embodiment are distributed on the central rib in parallel, so that the ground gripping capability of the central rib can be enhanced, the driving comfort of the tire is improved, and the main drainage ditch is communicated, so that the noise of the tire can be reduced; the J-shaped cutter grooves 11 and the oblique groove grooves 10 are transversely arranged in parallel inside the outer tire shoulder 8 to ensure strong traction force, accurate turning and shorter braking distance of the tire.

The main drainage ditch 3 and the side drainage ditch 7 related to the embodiment adopt a closed design, the depths of the drainage ditches 3 and 6 are changed along the profile curve of the tire, the width is distributed in the range of 11-14mm, the drainage performance of the patterned tire can be improved by the design of larger ditch width, the main drainage ditch 3 and the side drainage ditch 7 are respectively communicated with the wedge-shaped cutter grooves 5, the Z-shaped ditch 6, the oblique cutter grooves 10 and the J-shaped cutter grooves 11, the sealing noise and the pumping noise generated in the running process of the tire can be effectively reduced, and the driving comfort of the tire is improved while the safe running is ensured.

The wedge-shaped tool groove 5 related to the embodiment has a flat and slender 7-shaped profile, the depth is 2mm to 6.2mm, the wedge-shaped tool groove is distributed in a wave form, the length of the wedge-shaped tool groove is consistent with that of a Z-shaped groove, the width is 0.8mm, and the inclination angle between the bending part of the groove section and the plane where the tire surface is located is 15 degrees; the tire can be prevented from slipping on a wet and slippery road surface, and the effects of shock absorption and noise reduction can be achieved, so that the driving comfort of the tire is improved.

The depth of the Z-shaped groove 6 related to the embodiment is gradually increased from 2mm in a step-shaped slope shape to the depth of the side drainage ditch, and the inclination angle between the bending part of the groove section and the plane where the tire surface is located is a gradual change angle of 0-2 degrees; the smoothness of drainage can be guaranteed, heat generated by friction can be reduced, and the service life of the tire is prolonged to a certain extent.

The J-shaped cutter groove 11 related to the embodiment has a flat and slender J-shaped outline shape, the middle part is separated by a small longitudinal groove, the depth is 2mm to 5mm, the groove is distributed in a wave form, the width is 0.8mm, and the inclination angle of the bending part of the groove section and the plane of the tire surface is 15 degrees; the ground connection comfortableness and the visual comfortableness are improved, meanwhile, the heat dissipation and the drainage of the tire tread are facilitated, and the tire tread rubber aging and the energy loss caused by the temperature rise of the tire tread are effectively reduced.

The inclined groove 10 related to the present embodiment gradually changes from a step shape to a slope shape and extends to both sides, and the depth is converted from 2mm to the depth on the contour map and gradually changes; the inclination angle of the inclined groove and the plane of the tire surface is changed from 0 degree to 3 degrees and then gradually changed to 0 degree; the appearance of the tire is matched with the trend of the whole pattern, the rolling resistance of the tire is reduced on the aspect of tire performance, and the stable operation and the drainage fluency of the tire are ensured.

The profile shape of the small longitudinal groove 9 related to the embodiment is arc, the groove bending radius is 70-120mm, the depth of the small longitudinal groove is 2mm, and the inclination angle between the groove section bending part and the plane of the tire surface is 0 degree; the function auxiliary side drainage ditch 7 drains water, increases the drainage of the tire, improves the gripping force on the road surface, and can effectively reduce the running noise of the tire and improve the driving comfort of the tire.

In this case, the transverse direction is the tire width direction, the longitudinal direction is the tire rotation direction, and the axis direction is the vertical direction between the tire tread and the center of a circle.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. a comfortable special pattern tire for automobiles, comprising tread, sidewall and bead, and the sidewall connects the tread and bead, and is characterized in that:

The main structure of the tread consists of central ribs, S-shaped sipes, main drainage grooves, wedge-shaped sipes, Z-shaped grooves, side drainage grooves, arc-shaped sipes, small longitudinal grooves, J-shaped sipes, and oblique grooves. groove composition;

The tread is divided into a left pattern and a right pattern with the central rib as the dividing line, and the left pattern and the right pattern have the same shape and are arranged in a mirror image; the central rib is distributed with S-shaped sipes, and the two sides of the central rib are arranged in a mirror image. There are two main drainage ditch, one side of the main drainage ditch is a wavy curve, continuous and uninterrupted along the longitudinal direction of the tire;

Connected bionic pattern blocks are arranged between the main drainage ditch and the side drainage ditch. The connected block bionic pattern blocks are respectively provided with wedge-shaped knife grooves and Z-shaped pattern grooves. The Z-shaped pattern is mirrored and parallel to the central rib. It is arranged in the middle of the main drainage ditch and the side drainage ditch. One end of the Z-shaped pattern groove is designed as a stepped slope at the intersection of the main drainage ditch, and the other end is connected with the side drainage ditch. One end of the wedge-shaped groove is connected to the main drainage ditch. , one end is connected to the side drainage ditch, and the wedge-shaped knife groove is mirrored and dislocated through the central rib and arranged in parallel on both sides of the main drainage ditch;

The outer tire shoulders are arranged farthest from the central rib, and are arranged on both sides of the side drainage ditch through the mirror image of the central rib. The grooves are mirrored and arranged in parallel on both sides of the side drainage grooves. The grooves at the intersection of one end of the oblique grooves and the side drainage grooves are designed in a slope shape and gradually decrease to zero towards the sidewall. The J-shaped sipes and the diagonal grooves are horizontal Arranged in parallel inside the closed outer shoulder, the small longitudinal grooves communicate with the oblique grooves.

2. A comfortable tread pattern tire for automobiles as claimed in claim 1, characterized in that: the tread is sequentially arranged from left to right as outer tire shoulders, J-shaped sipes, small longitudinal grooves, and oblique grooves , side drains, connecting block bionic pattern blocks, wedge-shaped grooves, Z-shaped grooves, main drains, central ribs, S-shaped grooves, main drains, Z-shaped grooves, wedge-shaped grooves, continuous Block-type bionic pattern blocks, side drainage grooves, oblique grooves, small longitudinal grooves, J-shaped sipes, outer tire shoulders.

3 . The comfortable tread pattern tire for automobiles according to claim 1 , wherein the main drainage ditch and the side drainage ditch are preferably of closed design, and the width of the main drainage ditch is 9-12 mm. 4 .

4 . The comfortable tread pattern tire for automobiles according to claim 1 , wherein the S-shaped sipe divides the central rib into small blocks, and the contour shape of the S-shaped sipe is preferably as follows. 5 . The flat, slender S-shaped, with a depth of 4mm, is evenly distributed on the central rib in a serrated shape; the angle between the wall of the S-shaped kerf and the straight line where the vertical plane is located is 15 degrees.

5. A kind of comfortable tread pattern tire for automobile as claimed in claim 1, it is characterized in that: described zigzag groove is preferably the depth that the depth is gradually increased to the side drainage ditch from 2mm in a stepped slope shape, and the groove profile The angle of inclination of the bend from the plane of the tire surface is a gradient angle of 0-2 degrees.

6 . The comfortable tread pattern tire for automobiles as claimed in claim 1 , wherein the profile shape of the wedge-shaped sipe is preferably a flat, slender 7-shape, and the depth is 2mm to 6.2mm in a wavy shape. 7 . Distribution, the length of the wedge-shaped sipe is consistent with the length of the Z-shaped groove, the width is 0.8mm, and the inclination angle between the curved part of the groove section and the plane where the tire surface is located is 15 degrees.

7. The comfortable tread pattern tire for automobiles as claimed in claim 1, wherein the contour shape of the small longitudinal groove is preferably arc, the groove bending radius is 70-120mm distribution, and the depth of the small longitudinal groove is 2mm , the angle of inclination between the curve of the groove profile and the plane of the tire surface is 0 degrees.

8 . The comfortable tread pattern tire for automobiles as claimed in claim 1 , wherein the oblique grooves preferably extend from a stepped shape to a slope shape and extend to both sides, and the depth is converted from 2 mm to a contour map. 9 . The depth of the tire surface is gradually changed; the inclination angle between the oblique groove and the plane where the tire surface is located changes from 0 degrees to 3 degrees and then gradually changes to 0 degrees.

9 . The comfortable tread pattern tire for automobiles as claimed in claim 1 , wherein the profile shape of the J-shaped sipe is a flat and slender J-shaped, the middle is separated by small longitudinal grooves, and the depth is 9. 10 . 2mm to 5mm are in a wave-like distribution, with a width of 0.8mm, and the inclination angle between the curved part of the groove section and the plane where the tire surface is located is 15 degrees.