Tire crown pattern endless belt, central pattern endless belt and tire tread pattern

Abstract

The utility model belongs to the field of tires, and particularly relates to a crown pattern ring belt, a central pattern ring belt and a tread pattern. A tread pattern comprises four pattern grooves arranged along the circumferential direction of a tread, and the pattern grooves divide the tread into tire shoulder pattern ring belts positioned on two sides of the tread, a central pattern ring belt positioned in the middle of the tread and tire crown pattern ring belts positioned on two sides of the central pattern ring belt; the two crown pattern ring belts are in central symmetry, and each crown pattern ring belt comprises a plurality of parallel broken lines ABCD and a plurality of parallel broken lines BEGC; the central pattern ring belt comprises a plurality of mutually parallel broken lines ABCD and mutually parallel broken lines BEGC; special grooves are designed in the patterns, and the grooves with different depths reduce the transverse deformation when the tire is in contact with the ground, so that the energy loss in the rolling process is reduced, and the rolling resistance of the tire is relatively small; meanwhile, the design of the grooves increases the saturation degree of the patterns, so that the driving mileage is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the field of tire, concretely relates to a crown pattern ring, center pattern ring and tread pattern. BACKGROUND

[0002] At present, under the continuous development of the automobile industry and the continuous stimulation of the economic situation, the transportation industry has increasingly high demand for high performance and strong stability of tires. With the improvement of people's requirements for logistics transportation efficiency, the demand for high-end oriented, trailer wheel position products is also accelerating. Since the driving conditions are mostly high-speed long-distance, the market pays more attention to the fuel efficiency, high mileage and anti-deviation grinding capacity of the tire.

[0003] How to balance the groove depth, groove position and pattern saturation on the comprehensive performance of the tire, through the optimization of the tire pattern style, the size of each pattern bar and the balance research of the groove angle and the steel sheet, the balance control of the pattern saturation and the pattern depth, so that the tire pattern has the performance of ultra-low rolling resistance and ultra-long mileage, fully meets the customer's demand for oil saving, wear resistance and safety. INVENTION CONTENTS

[0004] The utility model aims at developing a crown pattern ring, center pattern ring and tread pattern, which has the performance of ultra-low rolling resistance and ultra-long mileage.

[0005] The technical scheme adopted by the utility model is as follows:

[0006] A crown pattern ring, the crown pattern ring includes a plurality of mutually parallel fold lines ABCD and mutually parallel fold lines BEGC; the fold lines ABCD are transversely arranged and penetrate through the two side edges of the crown pattern ring, and the fold lines ABCD include deep grooves AB, deep grooves BC and deep grooves CD; the fold lines BEGC are longitudinally arranged and penetrate and connect the mutually parallel fold lines ABCD, one end of the fold lines BEGC is communicated to the fold point B, and the other end of the fold lines BEGC is communicated to the fold point C; the fold lines BEGC include shallow grooves BE, shallow grooves EG and shallow grooves GC.

[0007] The crown pattern ring includes a plurality of mutually parallel shallow grooves EF; one end of the shallow grooves EF penetrates the outside of the crown pattern ring, and the other end is communicated to the fold point E, and the shallow grooves EF are mutually parallel with the deep grooves BC.

[0008] The fold lines ABCD and the fold lines BEGC are in the shape of the letter N, and the inner angle of each turning point is 120°.

[0009] The shallow grooves and the deep grooves are in the shape of a single character; the thickness of the shallow grooves is 0.5 mm, and the depth is 4 mm; the thickness of the deep grooves is 0.5 mm, and the depth is 2 mm.

[0010] The crown patterned ring belt is provided with a rolling pattern; the rolling pattern is trapezoidal; the trapezoidal is composed of deep groove AB, shallow groove BE, shallow groove EF and the outer side edge line segment of the crown patterned ring belt; the rolling pattern depth is 0.3mm.

[0011] A center patterned ring belt, comprising a plurality of mutually parallel fold lines ABCD and mutually parallel fold lines BEGC; the fold lines ABCD are transversely arranged and pass through both sides of the crown patterned ring belt, and the fold lines ABCD comprise deep groove AB, deep groove BC and deep groove CD; the fold lines BEGC are longitudinally arranged and connect the mutually parallel fold lines ABCD, and one end of the fold lines BEGC is connected to the fold point B and the other end of the fold lines BEGC is connected to the fold point C; the fold lines BEGC comprise shallow groove BE, shallow groove EG and shallow groove GC.

[0012] The fold lines ABCD and the fold lines BEGC are in the shape of the letter N, and the inner angle of each turning point is 120°.

[0013] A tread pattern, comprising four pattern grooves arranged along the circumference of the tread, which separates the tread into shoulder patterned ring belts located on both sides of the tread, the center patterned ring belt located in the middle of the tread and the crown patterned ring belt located on both sides of the center patterned ring belt; the two crown patterned ring belts are centrally symmetrical; the shoulder patterned ring belt is in a whole-circumference closed structure; the fold lines ABCD and the fold lines BEGC of the center patterned ring belt are arranged in a staggered manner with the fold lines ABCD and the fold lines BEGC of the crown patterned ring belt; the center patterned ring belt comprises a plurality of mutually parallel fold lines ABCD and mutually parallel fold lines BEGC; the fold lines ABCD are transversely arranged and pass through both sides of the crown patterned ring belt, and the fold lines ABCD comprise deep groove AB, deep groove BC and deep groove CD; the fold lines BEGC are longitudinally arranged and connect the mutually parallel fold lines ABCD, and one end of the fold lines BEGC is connected to the fold point B and the other end of the fold lines BEGC is connected to the fold point C; the fold lines BEGC comprise shallow groove BE, shallow groove EG and shallow groove GC; the crown patterned ring belt comprises a plurality of mutually parallel fold lines ABCD and mutually parallel fold lines BEGC; the fold lines ABCD are transversely arranged and pass through both side edges of the crown patterned ring belt, and the fold lines ABCD comprise deep groove AB, deep groove BC and deep groove CD; the fold lines BEGC are longitudinally arranged and connect the mutually parallel fold lines ABCD, and one end of the fold lines BEGC is connected to the fold point B and the other end of the fold lines BEGC is connected to the fold point C; the fold lines BEGC comprise shallow groove BE, shallow groove EG and shallow groove GC.

[0014] The pattern groove is a straight line type longitudinal main groove, the groove bottom of the pattern groove is wavy, and the width is 10 mm; the stone discharging platform is arranged continuously and uninterruptedly on the groove wall of the pattern groove, and the surface of the stone discharging platform is in a dragon pattern texture and has a height of 0.4 mm.

[0015] Compared with the prior art, the beneficial technical effects of the utility model are:

[0016] The pattern design has special grooves, the grooves with different depths reduce the transverse deformation amount when the tire contacts the ground, thereby reducing the energy loss in the rolling process, and the rolling resistance of the tire is relatively small; the arrangement of the grooves with different depths can prolong the wear life of the tire, the local excessive wear can be reduced through the optimization of the pressure distribution, and simultaneously, the design of the grooves increases the pattern saturation, thereby prolonging the driving mileage. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structure schematic view of the tire tread pattern of the utility model.

[0018] Figure 2 It is a structure schematic view of the stone discharging platform arranged on the groove wall of the pattern groove 2.

[0019] Among them, 1 is a shoulder pattern ring belt, 2 is a pattern groove, 3 is a crown pattern ring belt, 4 is a center pattern ring belt, 5 is a stone discharging platform, 6 is a deep groove, 7 is a shallow groove, and 8 is a rolling pattern. DETAILED DESCRIPTION

[0020] The utility model will be further described below in combination with the drawings and examples.

[0021] Referring to Figure 1 The utility model provides a structure schematic view of a high mileage full steel load radial tire tread pattern suitable for a guide wheel position.

[0022] A tread pattern comprises four pattern grooves 2 arranged along the circumference of the tread, the four pattern grooves 2 divide the tread into shoulder pattern ring belts 1 located on both sides of the tread, a center pattern ring belt 4 located in the middle of the tread, and crown pattern ring belts 3 located on both sides of the center pattern ring belt; the two crown pattern ring belts 3 are centrally symmetrical; the design of the two crown pattern ring belts 3 being centrally symmetrical makes the forces on each part of the tire more uniform during driving, thereby providing more stable longitudinal grip.

[0023] The pattern groove 2 is a straight line type longitudinal main groove, the groove bottom of the pattern groove 2 is wavy, and the width is 10 mm; for example Figure 2As shown, the continuous and uninterrupted stone ejecting platform 5 is arranged on the sidewall of the groove 2, the surface of the stone ejecting platform 5 is in the form of dragon pattern, and the height of the stone ejecting platform 5 is 0.4 mm; the longitudinal groove is beneficial to the straight driving ability of the vehicle, has good high-speed performance, good heat dissipation performance and low rolling resistance; the wavy design of the groove bottom of the groove improves the drainage performance while ensuring the self-cleaning performance of the tire; the stone ejecting platform can effectively prevent the tire from being pinched by stones and has strong ornamental value.

[0024] The shoulder pattern ring 1 is in a whole closed structure; the center pattern block ring 4, the crown pattern ring 3 and the shoulder pattern ring 1 have the same width.

[0025] The crown pattern ring 3 comprises a plurality of parallel fold lines ABCD and parallel fold lines BEGC; the fold lines ABCD are arranged transversely and pass through the two side edges of the crown pattern ring 3, the fold lines ABCD comprise a deep groove 6 AB, a deep groove 6 BC and a deep groove 6 CD, and are in the shape of the letter N, and the inner angle of each turning point is 120°; the fold lines BEGC are arranged longitudinally and connect the parallel fold lines ABCD, one end of the fold lines BEGC is connected to the turning point B, and the other end of the fold lines BEGC is connected to the turning point C; the fold lines BEGC comprise a shallow groove 7 BE, a shallow groove 7 EG and a shallow groove 7 GC, and are in the shape of the letter N, and the inner angle of each turning point is 120°.

[0026] In order to make the tire ground contact area and pressure distribution more reasonable and make the tire wear more uniform, the crown pattern ring 3 is further improved as follows:

[0027] The crown pattern ring 3 comprises a plurality of parallel shallow grooves 7 EF, one end of the shallow grooves 7 EF passes through the outer side of the crown pattern ring 3, the other end of the shallow grooves 7 EF is connected to the turning point E, and the shallow grooves 7 EF are parallel to the deep grooves 6 BC; the pattern design has special grooves, and the grooves with different depths reduce the amount of transverse deformation when the tire contacts the ground, thereby reducing the energy loss in the rolling process, and the rolling resistance of the tire is relatively small; the arrangement of the variable-depth grooves can prolong the wear life of the tire, and the pressure distribution is optimized to reduce local excessive wear.

[0028] The deep grooves 6 and the shallow grooves 7 are in the form of a straight line; the thickness of the deep grooves 6 is 0.5 mm, and the depth is 4 mm; the thickness of the shallow grooves 7 is 0.5 mm, and the depth is 2 mm.

[0029] The crown pattern ring 3 is provided with a rolling pattern 8, and the rolling pattern is in the form of a trapezoid, which is composed of the deep groove AB, the shallow groove BE, the shallow groove EF and the outer side edge line segment of the crown pattern ring; the depth of the rolling pattern 8 is 0.3 mm; the rolling pattern can form an additional drainage channel when the tire contacts the ground, and breaks the continuity of the tire surface, thereby reducing the overall noise level.

[0030] The center pattern ring belt 4 comprises a plurality of parallel fold lines ABCD and a plurality of parallel fold lines BEGC; the fold lines ABCD are arranged transversely and pass through both sides of the crown pattern ring belt, the fold lines ABCD comprise deep grooves 6AB, 6BC and 6CD, and have the shape of the letter N, and the inner angle of each turning point is 120°; the fold lines BEGC are arranged longitudinally and connect the parallel fold lines ABCD, one end of the fold lines BEGC is connected to the turning point B, and the other end of the fold lines BEGC is connected to the turning point C; the fold lines BEGC comprise shallow grooves 7BE, 7EG and 7GC, and have the shape of the letter N, and the inner angle of each turning point is 120°; the fold lines ABCD and BEGC of the center pattern ring belt 4 are arranged in a staggered manner with the fold lines ABCD and BEGC of the crown pattern ring belt 3; the staggered arrangement of the grooves makes the stress distribution more uniform when the tire bears the weight of the vehicle and the driving pressure, thereby improving the wear resistance and durability of the tire; meanwhile, the staggered arrangement of the grooves can disrupt the sound wave propagation path generated when the tire rolls, and can effectively reduce the noise generated when the tire runs.

[0031] According to the design experience in the prior art, the pattern saturation of the long-distance guide wheel product is generally about 75%, and the pattern saturation of the tread pattern is close to 85%, so that the mileage of the product can be greatly improved.

[0032] In summary, the crown pattern ring belt, the center pattern ring belt and the tread pattern provided by the utility model have the advantages that through the optimization of the tire pattern style, the size of each pattern strip and the balance of the pattern groove angle and the steel sheet, and the balance control of the pattern saturation and the pattern depth, the tire pattern has the performance of super-low rolling resistance and super-long mileage, and fully meets the needs of customers for oil saving, wear resistance and safety.

[0033] The above description is only preferred embodiments of the utility model, and is not a limitation on the utility model, although the utility model has been described in detail with reference to the foregoing embodiments, and those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to some technical features. Any modification, equivalent replacement, modification, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A crown ring characterized in that, The crown patterned ring belt comprises a plurality of parallel fold lines ABCD and parallel fold lines BEGC; The fold lines ABCD are arranged transversely and pass through both side edges of the crown patterned ring belt, and the fold lines ABCD comprise deep grooves AB, BC and CD; the fold lines BEGC are arranged longitudinally and connect the parallel fold lines ABCD, one end of the fold lines BEGC is connected to the fold point B, and the other end of the fold lines BEGC is connected to the fold point C; the fold lines BEGC comprise shallow grooves BE, EG and GC.

2. A crown ring as claimed in claim 1, characterized in that The crown patterned ring belt comprises a plurality of parallel shallow grooves EF; one end of the shallow grooves EF passes through the outer side of the crown patterned ring belt, and the other end of the shallow grooves EF is connected to the fold point E; the shallow grooves EF are parallel to the deep groove BC.

3. A crown ring as claimed in claim 1, characterized in that The fold lines ABCD and the fold lines BEGC are in the shape of the letter N, and the inner angle of each turning point is 120°; the shallow grooves and the deep grooves are in the shape of a straight line.

4. A crown profiled ring as claimed in claim 2, wherein, The crown patterned ring belt is provided with a roll pattern; the roll pattern is in the shape of a trapezoid; the trapezoid is composed of the deep groove AB, the shallow groove BE, the shallow groove EF and the outer side edge line segment of the crown patterned ring belt; the roll pattern has a depth of 0.3 mm.

5. A central motif ring, characterized in that The center patterned ring belt comprises a plurality of parallel fold lines ABCD and parallel fold lines BEGC; The fold lines ABCD are arranged transversely and pass through both sides of the crown patterned ring belt, and the fold lines ABCD comprise deep grooves AB, BC and CD; The fold lines BEGC are arranged longitudinally and connect the parallel fold lines ABCD, one end of the fold lines BEGC is connected to the fold point B, and the other end of the fold lines BEGC is connected to the fold point C; the fold lines BEGC comprise shallow grooves BE, EG and GC.

6. A central motif ring belt according to claim 5, wherein, The fold lines ABCD and the fold lines BEGC are in the shape of the letter N, and the inner angle of each turning point is 120°.

7. A tread pattern characterized in that, Four groove trenches are arranged along the circumference of the tread, the groove trenches divide the tread into shoulder patterned ring belts on both sides of the tread, the center patterned ring belt of claim 5 and the crown patterned ring belt of claim 1 on both sides of the center patterned ring belt; the two crown patterned ring belts of claim 1 are centrally symmetrical; The shoulder patterned ring belt is in a whole-circumference closed structure; the fold lines ABCD and BEGC of the center patterned ring belt of claim 5 are arranged in a staggered manner with the fold lines ABCD and BEGC of the crown patterned ring belt of claim 1.

8. A tread pattern according to claim 7, wherein The groove trenches are straight-line type longitudinal main grooves, the groove bottoms of the groove trenches are in a wave shape, and the widths of the groove trenches are all 10 mm; continuous and uninterrupted stone discharging platforms are arranged on both sides of the groove walls of the groove trenches, the surfaces of the stone discharging platforms are in a dragon pattern texture, and the heights of the stone discharging platforms are 0.4 mm.

Images