CN209208376U - Vehicle and its pneumatic tire - Google Patents
Vehicle and its pneumatic tire Download PDFInfo
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- CN209208376U CN209208376U CN201822222476.6U CN201822222476U CN209208376U CN 209208376 U CN209208376 U CN 209208376U CN 201822222476 U CN201822222476 U CN 201822222476U CN 209208376 U CN209208376 U CN 209208376U
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- pneumatic tire
- traverse furrow
- slot
- furrow slot
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Abstract
The utility model discloses a kind of vehicle and its pneumatic tire, it is provided with multiple first traverse furrow slots on the centering ribs on pneumatic tire, multiple second traverse furrow slots are provided on centre rib；It is greater than zero along the clockwise extended distance of pneumatic tire to second end by the first end of the first traverse furrow slot and is greater than zero along the clockwise extended distance of pneumatic tire by the first end of the second traverse furrow slot to second end, alternatively, being greater than zero along the anticlockwise extended distance of pneumatic tire to second end by the first end of the first traverse furrow slot and being greater than zero along the anticlockwise extended distance of pneumatic tire by the first end of the second traverse furrow slot to second end.The tread groove design of the pneumatic tire can effectively make pneumatic tire while guaranteeing tread rigidity, obtain preferable comfort.
Description
Technical field
The utility model relates to vehicle part technical fields, more specifically to a kind of vehicle and its pneumatic tire.
Background technique
Full terrain tires, it is desirable that can be applicable on paved road and non-paved road.Usually compare on non-paved road
Focus on riding stability, usually compares emphasis comfort on paved road.Existing full terrain tires be promoted tread rigidity with
Durability, Normal practice, in addition to the intensity that configuration aspects promote the materials such as tyre surface steel band is mainly exactly to pass through in terms of decorative pattern
Bigger tread block is designed to obtain stronger rigidity, but with the improvement of urban traffic situation, existing increasing tread block
The way for promoting rigidity, will be greatly reduced the comfortable experience of driver.In other words, existing pneumatic tire is difficult guaranteeing enough
While tread rigidity, preferable comfort is obtained.
In conclusion how effectively to make pneumatic tire while guaranteeing tread rigidity, preferable comfort is obtained, is
Those skilled in the art's urgent problem at present.
Utility model content
In view of this, first of the utility model is designed to provide a kind of pneumatic tire, the tyre surface of the pneumatic tire
Trench design can effectively make pneumatic tire while guaranteeing tread rigidity, obtain preferable comfort, the utility model
Second purpose be to provide a kind of vehicle including above-mentioned pneumatic tire.
In order to reach above-mentioned first purpose, the utility model is provided the following technical solutions:
A kind of pneumatic tire, the pneumatic tire is divided by the pneumatic tire equator successively arranges two along width direction
Region, and above-mentioned two region is respectively first area and second area；
The first master along pneumatic tire width direction arrangement is provided in the first area and second area
The circumferentially extending and second tap drain of ditch and the second tap drain, first tap drain and the second tap drain each along the pneumatic tire
Positioned at the side far from the pneumatic tire equator of first tap drain；First tap drain and the second tap drain in the same area
Between be provided with along the pneumatic tire circumferentially extend centre rib；The side of second tap drain far from the first tap drain
It is provided with the shoulder rib circumferentially extended along the pneumatic tire；First tap drain of the first area and second area
The centering ribs extended along the pneumatic tire equator are provided between first tap drain；
Multiple the first circumferentially distributed traverse furrow slots, the both ends edge of the first traverse furrow slot are provided on the centering ribs
The circumferential direction of the pneumatic tire be staggered setting, multiple the second circumferentially distributed traverse furrow slots are provided on the centre rib,
The both ends of the second traverse furrow slot are staggered setting along the circumferential direction of the pneumatic tire；The first traverse furrow slot is close to first area
The end of the first interior tap drain is first end and the other end is second end, and the second traverse furrow slot in first area is close to first
The end of the first tap drain in region is first end and the other end is second end；By the first end of the first traverse furrow slot to second
End is along the clockwise extended distance of pneumatic tire greater than zero and by the first end of the second traverse furrow slot to second end
It is greater than zero along the clockwise extended distance of pneumatic tire, alternatively, by the first end of the first traverse furrow slot to second
End is along the anticlockwise extended distance of pneumatic tire greater than zero and by the first end of the second traverse furrow slot to second end
It is greater than zero along the anticlockwise extended distance of pneumatic tire.
Preferably, it in above-mentioned pneumatic tire, in the first area and second area, is provided on the shoulder rib
Circumferentially distributed multiple third traverse furrow slots, the both ends of the third traverse furrow slot are staggered setting along the circumferential direction of the pneumatic tire；
The end close to second tap drain of the third traverse furrow slot is first end and the other end is second end, by described
The second end of second traverse furrow slot to first end is greater than zero along the clockwise extended distance of pneumatic tire and by described the
The first end of three traverse furrow slots is greater than zero along the clockwise extended distance of pneumatic tire to second end, alternatively, by described
The second end of second traverse furrow slot to first end is greater than zero along the anticlockwise extended distance of pneumatic tire and by described the
The first end of three traverse furrow slots is greater than zero along the anticlockwise extended distance of pneumatic tire to second end.
Preferably, in above-mentioned pneumatic tire, the first traverse furrow slot and the angle of the pneumatic tire width direction are
25°-35°；The second traverse furrow slot and the angle of the pneumatic tire width direction are 35 ° -45 °；The third traverse furrow slot with
The angle of the pneumatic tire width direction is 25 ° -35 °；
Angle between the first traverse furrow slot and the second traverse furrow slot is 90 ° -110 °.
Preferably, in above-mentioned pneumatic tire, the first traverse furrow slot penetrates through the first tap drain and second of the first area
Region between first tap drain in region, forms the first pattern block between adjacent the first traverse furrow slot, and each described first
Two column the first rill lines are provided on pattern block, multiple first rill lines of each column the first rill line are along the pneumatic tire
It is circumferentially arranged, and two upper column the first rill lines of each first pattern block are staggered setting；
The first rill line is identical as the extending direction of the first traverse furrow slot.
Preferably, in above-mentioned pneumatic tire, the first rill line area on first pattern block is SA, first flower
The area of line block is SB, 12%≤SA/SB≤20%.
Preferably, in above-mentioned pneumatic tire, the first traverse furrow slot and the first rill line are bending slot, and described
One traverse furrow slot includes sequentially connected first segment, second segment and third section, and the first rill line includes sequentially connected first
The first segment and third section of section, second segment and third section, the second segment of the first rill line and the first traverse furrow slot extend
Direction is identical, and the first segment and third section of the first rill line are identical as the second segment extending direction of the first traverse furrow slot.
Preferably, in above-mentioned pneumatic tire, first pattern block edge adjacent with the first tap drain is to the inflated wheel
The close recess cambered surface in the equator of tire.
Preferably, in above-mentioned pneumatic tire, in the first area and second area, described in the second traverse furrow slot perforation
Region between first tap drain and the second tap drain forms the second pattern block between adjacent the second traverse furrow slot；
The separation trough for penetrating through two adjacent the second traverse furrow slots, the separation trough are provided on second pattern block
Second pattern block is divided into centrosymmetric two points of pattern blocks, it is each described divide on pattern block be provided with the second rill
Line, the second rill line are identical as the extending direction of the second traverse furrow slot.
Preferably, in above-mentioned pneumatic tire, the groove area on second pattern block is SC, second pattern block
Area is SD, 18%≤SC/SD≤25%.
Preferably, in above-mentioned pneumatic tire, the circumferential angle of the separation trough and the pneumatic tire is 24 ° -35 °.
Preferably, in above-mentioned pneumatic tire, it is each described divide on pattern block be provided at least two second rill lines, wherein
At least one second rill line is straight rill, at least one second rill line is bending slot and the bending with the second traverse furrow slot
It spends identical.
Preferably, in above-mentioned pneumatic tire, in first area and second area, second pattern block and the first tap drain
Adjacent edge includes the crowning to the direction protrusion far from the second tap drain and it is complementary with the recess cambered surface, and described second
The pattern block edge adjacent with the second tap drain includes the crowning to the direction protrusion far from the first tap drain.
Preferably, it in above-mentioned pneumatic tire, in the first area and second area, is additionally provided with along pneumatic tire week
To the stepped groove of extension, one end of the third traverse furrow slot is connected to second tap drain；
Be provided with multiple third rill lines between the third traverse furrow slot of adjacent two, the third rill line with it is described
The extending direction of third traverse furrow slot is identical.
Preferably, in above-mentioned pneumatic tire, there are two third rills for setting between the third traverse furrow slot of adjacent two
Line, and one of third rill line penetrate through the region between the stepped groove and the second tap drain and with close to its third
The first connectivity slot is provided between traverse furrow slot；The second connectivity slot is provided between two third rill lines.
A kind of vehicle, including the pneumatic tire as described in any one of above-mentioned.
In pneumatic tire provided by the above embodiment, the extending direction of the first traverse furrow slot and the second traverse furrow slot is on the contrary, in this way
When tire turns to, there is the pattern block active force of opposite direction always to supplement pattern block rigidity, restrain the wriggling of tread block
Deformation, to guarantee tread rigidity and comfort.
In order to reach above-mentioned second purpose, the utility model additionally provides a kind of vehicle, which includes any of the above-described
Kind pneumatic tire.Since above-mentioned pneumatic tire has above-mentioned technique effect, the vehicle with the pneumatic tire should also have phase
The technical effect answered.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the tyre surface expanded view of pneumatic tire provided by the embodiment of the utility model；
Fig. 2 is the partial enlarged view in dashed rectangle region in Fig. 1；
Fig. 3 is the schematic diagram of the second pattern block provided by the embodiment of the utility model；
Fig. 4 is the schematic diagram of another second pattern block provided by the embodiment of the utility model；
Fig. 5 is the cross-sectional view of the M-N along Fig. 4；
Fig. 6 is the cross-sectional view of the O-P along Fig. 4.
In figs. 1-6:
A- centering ribs, B- centre rib, C- shoulder rib, the first tap drain of 1-, the second tap drain of 2-, a1- first
Traverse furrow slot, the first rill of a2- line, the first pattern block of a3-, the second traverse furrow of b1- slot, b2- separation trough, b3- divide pattern block, b4-
Two rill lines, c1- third traverse furrow slot, c2- third rill line, the second connectivity slot of c3-, the first connectivity slot of c4-, c5- stepped groove.
Specific embodiment
First of the utility model is designed to provide a kind of pneumatic tire, and the tread groove design of the pneumatic tire can
Effectively to make pneumatic tire while guaranteeing tread rigidity, preferable comfort, second mesh of the utility model are obtained
Be to provide a kind of vehicle including above-mentioned pneumatic tire.
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", " left side " and " right side "
The orientation or positional relationship of equal instructions is to be based on the orientation or positional relationship shown in the drawings, and being merely for convenience of description, this is practical new
Type and simplified description, rather than the position of indication or suggestion meaning or element must have particular orientation, with specific orientation structure
At and operation, therefore should not be understood as the limitation of the utility model.In addition, term " first ", " second " are used for description purposes only,
It is not understood to indicate or imply relative importance.
Please refer to Fig. 1-Fig. 6, on the tyre surface of pneumatic tire provided by the embodiment of the utility model, the equator of pneumatic tire will
The tyre surface of the pneumatic tire is divided into two regions of successively arranging along width direction, and above-mentioned two region is respectively first area and
Two regions, i.e. first area and second area are successively arranged along the width direction of pneumatic tire.Preferably, in first area
Tyre tread in tyre tread and second area can be with center symmetric setting, i.e., the tyre tread in first area is around inflation
Point 180 ° of tyre treads that can be obtained in second area of rotation on the equator of tire.Wherein the width direction of pneumatic tire with
The rotary shaft of the pneumatic tire is parallel.The tyre tread in tyre tread and second area in certain first area can also be non-
Center symmetric setting is not limited thereto.
Wherein, the first tap drain 1 and the second tap drain 2, the first tap drain 1 and second are provided in first area and second area
Tap drain 2 is arranged along pneumatic tire width direction, and the second tap drain 2 is located at the side in the separate pneumatic tire equator of the first tap drain 1,
I.e. the first tap drain 1 is located between pneumatic tire equator and the second tap drain 2.And the first tap drain 1 and the second tap drain 2 are each along inflation
The circumferentially extending of tire one week.In first area and second area, be provided between the first tap drain 1 and the second tap drain 2 along
The centre rib B of pneumatic tire circumferentially extending, centre rib B was along circumferentially extending one week of pneumatic tire.In the firstth area
In domain, the second tap drain 2 is provided with the shoulder rib C circumferentially extended along pneumatic tire, tire shoulder far from the side of the first tap drain 1
Rib C was along circumferentially extending one week of pneumatic tire.In addition, the first tap drain 1 of first area and the first master of second area
Be provided between ditch 1 along pneumatic tire equator extend centering ribs A, centering ribs A along pneumatic tire circumferential direction
Extend one week.
Wherein, multiple the first circumferentially distributed traverse furrow slot a1, i.e., multiple first traverse furrow slot a1 are provided on centering ribs A
Along the circumferentially distributed of pneumatic tire.The both ends of first traverse furrow slot a1 are staggered setting along the circumferential direction of pneumatic tire, i.e., first is horizontal
Groove a1 is greater than zero along the circumferential extended distance of pneumatic tire.And first traverse furrow slot a1 along pneumatic tire width direction
Extended distance be greater than zero.Multiple the second circumferentially distributed traverse furrow slot b1, i.e., multiple second traverse furrows are provided on centre rib B
Slot b1 is along the circumferentially distributed of pneumatic tire.The both ends of second traverse furrow slot b1 are staggered setting, i.e., along the circumferential direction of pneumatic tire
Two traverse furrow slot b1 are greater than zero along the circumferential extended distance of pneumatic tire.And second traverse furrow slot b1 along pneumatic tire width
The extended distance in direction is greater than zero.
It is greater than to second end along the clockwise extended distance of pneumatic tire by the first end of the first traverse furrow slot a1
Zero and by the first end of the second traverse furrow slot b1 to second end along pneumatic tire clockwise extended distance be greater than zero, or
Person is greater than zero along the anticlockwise extended distance of pneumatic tire to second end by the first end of the first traverse furrow slot a1
And it is greater than zero along the anticlockwise extended distance of pneumatic tire by the first end of the second traverse furrow slot b1 to second end.
I.e. by the first end of the first traverse furrow slot a1 to second end simultaneously along pneumatic tire week clockwise with pneumatic tire
Width direction extend and by the first end of the second traverse furrow slot b1 to second end simultaneously along pneumatic tire week clockwise
Extend with the width direction of pneumatic tire, or by the first traverse furrow slot a1 first end to second end simultaneously along pneumatic tire
Week extends with the width direction of pneumatic tire counterclockwise and by the first end of the second traverse furrow slot b1 to second end while edge
Pneumatic tire week counterclockwise with the width direction of pneumatic tire extend.
It is greater than to second end along the clockwise extended distance of pneumatic tire by the first end of the first traverse furrow slot a1
Zero and by the first end of the second traverse furrow slot b1 to second end along pneumatic tire clockwise extended distance be greater than zero, or
Person is greater than zero along the anticlockwise extended distance of pneumatic tire to second end by the first end of the first traverse furrow slot a1
And it is greater than zero along the anticlockwise extended distance of pneumatic tire by the first end of the second traverse furrow slot b1 to second end.
Arbitrary point i.e. in gas overcharging tire equator and be benchmark line along the straight line of pneumatic tire width direction, by the first traverse furrow slot a1
First end and first area in the second traverse furrow slot b1 first end each along on clockwise or counterclockwise be moved to
After stating on reference line, the first traverse furrow slot a1 and the second traverse furrow slot b1 are distributed at " eight " word or " eight " word that falls.It is above-mentioned by the first traverse furrow
The first end of the second traverse furrow slot b1 is each along clockwise or counterclockwise movement in the first end of slot a1 and first area
After on to above-mentioned reference line, the first end of the second traverse furrow slot b1 is located at above-mentioned in the first end of the first traverse furrow slot a1 and first area
On reference line, while the first traverse furrow slot a1 and the second traverse furrow slot b1 are located at the same side of said reference line and by first end to second
The first traverse furrow slot a1 and the second traverse furrow slot b1 is held to be located remotely from each other.
In pneumatic tire provided by the above embodiment, the extending direction of the first traverse furrow slot a1 and the second traverse furrow slot b1 on the contrary,
In this way when tire turns to, there is the pattern block active force of opposite direction always to supplement pattern block rigidity, restrain tread block
Creeping deformation, to guarantee tread rigidity and comfort.
Further, in first area and second area, it is horizontal that circumferentially distributed multiple thirds are provided on shoulder rib C
Groove c1, i.e., multiple third traverse furrow slot c1 are uniformly distributed along the circumferential direction of pneumatic tire.The both ends of third traverse furrow slot c1 are along filling
The circumferential direction of air filled tyre is staggered setting, i.e. third traverse furrow slot c1 is greater than zero along the circumferential extended distance of pneumatic tire.Third is horizontal
The end close to the second tap drain 2 of groove c1 is first end and the other end is second end, and the first end of the second traverse furrow slot b1 is close
First tap drain 1 and second end is close to the second tap drain 2.By the second end of the second traverse furrow slot b1 to first end along the suitable of pneumatic tire
Conterclockwise extended distance be greater than zero and by the first end of third traverse furrow slot c1 to second end along the clockwise of pneumatic tire
The extended distance in direction is greater than zero, alternatively, by the second end of the second traverse furrow slot b1 to first end along the inverse of pneumatic tire
Conterclockwise extended distance be greater than zero and by the first end of third traverse furrow slot c1 to second end along the counterclockwise of pneumatic tire
The extended distance in direction is greater than zero.
I.e. by the first end of the second traverse furrow slot b1 in the first end of the first traverse furrow slot a1, first area and first area
After the second end of three traverse furrow slot c1 is each along clockwise or counterclockwise be moved on said reference line, the first traverse furrow slot
A1 and the second traverse furrow slot b1 is distributed at " eight " word and the second traverse furrow slot b1 and third traverse furrow slot c1 is distributed at " eight " word, Huo Zhe
One traverse furrow slot a1 and the second traverse furrow slot b1 is at " eight " word distribution and the second traverse furrow slot b1 and third traverse furrow slot c1 is at " eight " word point
Cloth.It is above-mentioned by third in the first end of the second traverse furrow slot b1 in the first end of the first traverse furrow slot a1, first area and first area
After the second end of traverse furrow slot c1 is each along clockwise or counterclockwise be moved on said reference line, the first traverse furrow slot a1
First end, in first area in the first end of the second traverse furrow slot b1 and first area the second end of third traverse furrow slot c1 be located at it is upper
It states on reference line, while the first traverse furrow slot a1, the second traverse furrow slot b1 and third traverse furrow slot c1 are located at the same side of said reference line,
And the first traverse furrow slot a1 and the second traverse furrow slot b1 are located remotely from each other along the circumferential direction by reference line, the second traverse furrow slot b1 and
Third traverse furrow slot c1 is close to each other.
The extending direction of first traverse furrow slot a1 and the second traverse furrow slot b1 are on the contrary, the second traverse furrow slot b1 and third traverse furrow slot simultaneously
The extending direction of c1 on the contrary, i.e. centering ribs A extending direction and centre rib B extending direction on the contrary, centre rib B with
Shoulder rib C extending direction so can ensure that on the contrary, to which entire tread block extending direction forms mountain peak mountain valley shape
When any angle of pattern block turns to, there is the pattern block active force of opposite direction always to supplement pattern block rigidity, restrain tyre surface flower
The creeping deformation of line block, to guarantee tread rigidity and comfort.
In one embodiment, the first traverse furrow slot a1 and the angle of pneumatic tire width direction are 25 ° -35 °, certain root
It can also be other numerical value according to actual conditions the first traverse furrow slot a1 and the angle of pneumatic tire width direction, be not limited thereto.
The angle of second traverse furrow slot b1 and pneumatic tire width direction is 35 ° -45 °, certainly second horizontal according to the actual situation
Groove b1 and the angle of pneumatic tire width direction can also be other numerical value.
Third traverse furrow slot c1 and the angle of pneumatic tire width direction are 25 ° -35 °, and third is horizontal according to the actual situation certainly
Groove c1 and the angle of pneumatic tire width direction can also be other numerical value.It so can ensure that and turn in any angle of pattern block
Xiang Shi has the pattern block of opposite direction always to supplement pattern block rigidity, the creeping deformation of tread block is restrained, to guarantee tire
Face rigidity and comfort.
In addition, the angle between the first traverse furrow slot a1 and the second traverse furrow slot b1 is 90 ° -110 °.I.e. in first area, by
Vector that first end to the second end of one traverse furrow slot a1 is formed with from first end to the second end of the second traverse furrow slot b1 formed to
Angle between amount is 90 ° -110 °.Certainly, the angle between the first traverse furrow slot a1 and the second traverse furrow slot b1 can also be other
Numerical value is not limited thereto.
In another embodiment, the first traverse furrow slot a1 penetrate through first area the first tap drain 1 and second area the
Region between one tap drain 1, i.e. one end of the first traverse furrow slot a1 are connected to the first tap drain 1 of first area and the other end and second
The second tap drain 2 connection in region.The first pattern block a3, i.e. the first of first area are formed between the first adjacent traverse furrow slot a1
Tap drain 1, second area the first tap drain 1 and two adjacent the first traverse furrow slot a1 between region be the first pattern block a3.
The first rill line a2 is provided on each first pattern block a3.
Specifically, each first pattern block a3 on be provided with two column the first rill line a2, each column the first rill line a2's
Multiple first rill line a2 being circumferentially arranged along the pneumatic tire, and two upper the first rills of column of each first pattern block a3
Line a2 is staggered setting.I.e. wherein multiple first rill line a2 of a column are respectively between another arrange between multiple first rill line a2
Gap is opposite.
Further, the first rill line a2 is identical as the extending direction of the first traverse furrow slot a1.The first of first rill line a2
Holding the first tap drain 1 and the other end close to first area is second end, is formed by first end to the second end of the first rill line a2
Vector and the vector that is formed by first end to the second end of the first traverse furrow slot a1 between angle be acute angle.So set, one
Aspect can preferably balance the first pattern block a3 rigidity, promote comfort.On the other hand, move towards identical with the first traverse furrow slot a1
First rill line a2 either still turns right to the left when tire turns to, and has the other end that can make up decorative pattern rigidity.
And multiple fine grooves tyre surface drainage when can further promote rainy day road traveling.
Wherein, the first rill line area on the first pattern block a3 is SA, and the area of the first pattern block a3 is SB, then 12%
≤ SA/SB≤20%.So it ensure that the configuration density of the first pattern block a3 upper knife groove decorative pattern between 12%~20%.It is above-mentioned
The first rill line area SA on first pattern block a3 is specially the notch of multiple first rill line a2 on the first pattern block a3
The gross area.Certainly, SA/SB can also be other numerical value, be not limited thereto.But when siping configuration density <
When 12%, then center running lug tread rigidity is too strong, influences riding comfort, such as configuration density > 20% of siping, then in
Though centre pattern block tyre surface comfort is improved, tread rigidity is insufficient, then can accelerate the rate of depreciation of tire tread.
In addition, the first traverse furrow slot a1 and the first rill line a2 are bending slot, the first traverse furrow slot a1 includes sequentially connected
First segment, second segment and third section, the first rill line a2 include sequentially connected first segment, second segment and third section.And the
There is angle between the second segment and first segment of one traverse furrow slot a1, and have between the second segment and third section of the first traverse furrow slot a1
Angle, the first segment and third section of the first traverse furrow slot a1 are located at the two sides of the center line of second segment.First rill line a2's
There is angle between second segment and first segment, and there is angle between the second segment and third section of the first rill line a2, first is thin
The first segment and third section of rill a2 are located at the two sides of the center line of second segment.That is the first traverse furrow slot a1 and the first rill line
A2 is " Z " font, can not only reduce the wriggling of the first pattern block a3, it is ensured that the rigidity of centering ribs A, the first fine groove
The rigidity of dispersion centering ribs A is also helped, comfort is promoted.
Preferably, the first segment and third section extending direction phase of the second segment of the first rill line a2 and the first traverse furrow slot a1
Together, the first segment of the first rill line a2 and third section are identical as the second segment extending direction of the first traverse furrow slot a1.
In addition, edge the first pattern block a3 adjacent with the first tap drain 1 is the recess close to the equator of the pneumatic tire
Cambered surface.That is the first pattern block a3 is to close recessed in the equator of the pneumatic tire along the two sides side wall of pneumatic tire width direction
Fall into cambered surface.Specifically, above-mentioned recess cambered surface includes sequentially connected three sections of cambered surfaces, and three sections of cambered surfaces angle between any two >=
90 °, the radian of three sections of cambered surfaces is close.To make centering ribs A that " ring " shape integrally be presented.During depressed area can not only balance
Rib A rigidity is entreated, and edge effect can be played, increases the frictional force of tread contour and road surface, shortens braking distance, is promoted
Safety.
Further, corner portion is arranged in the first pattern block a3 at the first traverse furrow slot a1 both ends open, can so inhibit
The partial wear of first pattern block a3.Corner portion is arranged in first pattern block a3 diagonal positions, is converted to the first pattern block a3 more
Side shape, in terms of load-carrying, the corner angle side of multi-quantity, be conducive to tyre surface resist it is non-mat formation (sandstone) road traveling when multiple directions
Enter power, to keep vehicle run stability.
In another embodiment, in first area and second area, the second traverse furrow slot b1 penetrates through the first tap drain 1 and second
The one end in the region between tap drain 2, i.e. the second traverse furrow slot b1 is connected to the first tap drain 1 and the other end is connected to the second tap drain 2.Phase
The second pattern block is formed between the second adjacent traverse furrow slot b1.That is the first tap drain 1, the second tap drain 2 and the second adjacent traverse furrow slot
Region between b1 is the second pattern block.
Further, it is provided with the separation trough b2 for penetrating through two adjacent the second traverse furrow slot b1 on the second pattern block, that is, divides
One end of separate slot b2 is connected to a second traverse furrow slot b1 in two adjacent the second traverse furrow slot b1, the other end of separation trough b2
It is connected to another the second traverse furrow slot b1 in two adjacent the second traverse furrow slot b1.I.e. separation trough b2 separates the second pattern block
For two parts.
Further, the second pattern block is divided into centrosymmetric two points of pattern block b3 by separation trough b2.Separation trough b2
With the second traverse furrow slot b1 extending direction on the contrary, being moved closer to along the b2 of separation trough clockwise or counterclockwise of pneumatic tire
First tap drain 1 and the second traverse furrow slot b1 is gradually distance from the first tap drain 1.So that separation trough b2 and the second traverse furrow slot b1 forms class
It is similar to Y word structure.Also, each divides on pattern block b3 and be provided with the second rill line b4, the second rill line b4 and the second traverse furrow slot
The extending direction of b1 is identical.That is first tap drain 1 and the other end of the first end of the second rill line b4 close to first area is second
End, the vector formed by first end to the second end of the second rill line b4 and the first end by the second traverse furrow slot b1 to second end shape
At vector between angle be acute angle.Centre rib B includes multiple second pattern blocks, single second decorative pattern of modest size
Block is made of two points of contrary pattern block b3, is separation trough b2 between two points of pattern block b3, and separation trough b2 can be
Bend slot.
In addition, the groove area on the second pattern block is SC, the area of the second pattern block a3 is SD, then 18%≤SC/SD
≤ 25%.Groove area SC on second pattern block is on separation trough b2 and two points of pattern blocks on the second pattern block
The notch area summation of two rill line b4.
Wherein, the circumferential angle of separation trough b2 and the pneumatic tire is β, then 24 ° of 35 ° of < β <.Certainly according to practical feelings
The circumferential angle of condition, separation trough b2 and the pneumatic tire can also be other numerical value, be not limited thereto.
Preferably, each divide on pattern block b3 and be provided at least two second rill line b4, wherein at least one second is thin
Rill b4 is straight rill, at least one second rill line b4 is bending slot.Certainly, two can be only arranged by being each divided on pattern block b3
A second rill line b4, one of them for straight rill and another be bending slot.Second traverse furrow slot b1 may be bending slot, and
And above-mentioned the second rill line b4 for bending slot is identical as the bending degree of the second traverse furrow slot b1.It is i.e. above-mentioned for the second thin of bending slot
Rill b4 includes sequentially connected first segment, second segment and third section, and the second traverse furrow slot b1 includes sequentially connected first segment,
Two sections and third section.And there is angle between the second segment and first segment of above-mentioned the second rill line b4 for bending slot, and on
It states to bend and there is angle between the second segment and third section of the second rill line b4 of slot, above-mentioned the second rill line for bending slot
The first segment and third section of b4 are located at the two sides of the center line of second segment.The second segment of second traverse furrow slot b1 and first segment it
Between have angle, and between the second segment and third section of the second traverse furrow slot b1 have angle, the first segment of the second traverse furrow slot b1 and
Third section is located at the two sides of the center line of second segment.First segment, the second segment of above-mentioned the second rill line b4 for bending slot
First segment, second segment and third section with third section respectively with the second traverse furrow slot b1 are parallel to each other.
Preferably, in first area and second area, the second pattern block edge adjacent with the first tap drain 1 includes to remote
The crowning of direction protrusion from the second tap drain 2, and the crowning is complementary with above-mentioned recess cambered surface.Second pattern block and the second master
The adjacent edge of ditch 2 includes the crowning to the direction protrusion far from the first tap drain 1.
As shown in figure 3, the length of the second pattern block be L, be divided to pattern block b3 along the two of the second pattern block length direction
The width at end is respectively W1 and W, wherein dividing the width of the end of the close separation trough b2 of pattern block b3 to be W, far from separation trough b2
End width be W1, W1 < W.It is so formed two points of pattern block b3 of the second pattern block and is similar to airfoil shape
Structure, travels on paved road, and under rainwater on road surface situation, which forms a kind of similar to ship quant in motion
The effect of 360 ° of drainages under dry pavement situation, can also greatly promote the comfort of driving.And even if traveling is in drying
Non- paved road, the edge of the tyre tread can promote the tractive force of multiple directions, and tire running direction is kept to stablize.It is preferred that
Ground, 20% < W1/W < 35%, 30% < W/L < 55%.As W1/W < 20%, W/L < 30%, the abrasion of pattern block can be accelerated.When
When W1/W > 35%, W/L > 55%, it is unfavorable for comfort.
As Figure 4-Figure 6, Fig. 5 is the cross-sectional view of the second traverse furrow slot b1, can be set using the center of the second traverse furrow slot b1 as boundary
Set central symmetry reinforce block structure, the second traverse furrow slot b1 have reinforcement block position depth be d1, the second traverse furrow slot b1 remaining
The depth of position is d2, and the depth of the second tap drain 2 is d.Wherein, d1 < d2,50% < d1/d, d2/d < 70%.Work as d1/d, d2/d <
50%, then tread rigidity is too strong, and comfort decline works as d1/d, d2/d < 70%, then tyre surface intensity is excessively weak, tyre surface mistake easy to wear
Fastly.
Fig. 6 is the cross-sectional view along separation trough b2, and the depth of separation trough b2 is d3, d3 < 3mm, and separation trough b2 and circumference side
Exist to angle beta control:The second traverse furrow slot b1 and separation trough b2 is arranged such can accomplish guaranteeing jointly
On the basis of centre rib B rigidity, and it can further make pattern block rigidity more evenly, so that it is guaranteed that riding comfort.And band
The beneficial effect come is in addition, drainage is also further promoted.The design of bending part can play support, and locking effect inhibits
Tire is rolling the biggish creeping deformation of time-division pattern block b3.The second rill line b4 on point pattern block b3 is staggered setting and setting
Corner portion, act on on center running lug the first rill line a2 and corner portion it is identical, details are not described herein.
In another embodiment, in first area and second area, it is additionally provided with the rank along pneumatic tire circumferentially extending
One end of terraced slot c5, third traverse furrow slot c1 are connected to the second tap drain 2, the other end closing of third traverse furrow slot c1.Tire shoulder is circumferentially set
Set stepped groove c5, make its non-paved road when driving, tractive force appropriate is provided, driving stability is promoted.
Multiple third rill line c2 are provided between two adjacent third traverse furrow slot c1, third rill line c2 and third are horizontal
The extending direction of groove c1 is identical.That is third rill line c2 is first end close to one end of the second tap drain 2 and the other end is second
End, forms vector by first end to the second end of third rill line c2 and is formed with first end to the second end by third traverse furrow slot c1
Angle between vector is acute angle.
Further, there are two third rill line c2 for setting between two adjacent third traverse furrow slot c1, and one of them
Third rill line c2 penetrates through the region between stepped groove c5 and the second tap drain 2, i.e., one end of one of third rill line c2 with
The stepped groove c5 connection other end is connected to the second tap drain 2.And the third for penetrating through the region between stepped groove c5 and the second tap drain 2 is thin
Rill c2 and the first connectivity slot c4 is provided between its third traverse furrow slot c1.It is provided between two third rill line c2
Second connectivity slot c3.The width at the both ends third rill line c2 in the region between above-mentioned perforation stepped groove c5 and the second tap drain 2 is big
Width in the middle part of it.
The pneumatic tire provided in based on the above embodiment, the utility model additionally provide a kind of vehicle, which includes
Any one pneumatic tire in above-described embodiment.Since the vehicle uses the pneumatic tire in above-described embodiment, so the vehicle
Beneficial effect please refer to above-described embodiment.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.
The foregoing description of the disclosed embodiments can be realized professional and technical personnel in the field or using originally practical new
Type.Various modifications to these embodiments will be readily apparent to those skilled in the art, and determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the present invention will not be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The widest scope consistent with features of novelty.
Claims (15)
1. a kind of pneumatic tire, which is characterized in that the pneumatic tire is divided into along width direction by the pneumatic tire equator
It successively arranges two regions, and above-mentioned two region is respectively first area and second area；
The first tap drain (1) arranged along the pneumatic tire width direction is provided in the first area and second area
With the second tap drain (2), first tap drain (1) and the second tap drain (2) are each along the circumferentially extending of the pneumatic tire and described
Second tap drain (2) is located at the side far from the pneumatic tire equator of first tap drain (1)；Described first in the same area
The centre rib (B) circumferentially extended along the pneumatic tire is provided between tap drain (1) and the second tap drain (2)；Described
Two tap drains (2) are provided with the shoulder rib (C) circumferentially extended along the pneumatic tire far from the side of the first tap drain (1)；
It is provided between the first tap drain (1) of the first area and the first tap drain (1) of second area red along the pneumatic tire
The centering ribs (A) that road extends；
Multiple the first circumferentially distributed traverse furrow slots (a1), the first traverse furrow slot (a1) are provided on the centering ribs (A)
Both ends be staggered setting along the circumferential direction of the pneumatic tire, be provided on the centre rib (B) multiple circumferentially distributed
Second traverse furrow slot (b1), the both ends of the second traverse furrow slot (b1) are staggered setting along the circumferential direction of the pneumatic tire；Described
The end of first tap drain (1) of the one traverse furrow slot (a1) in first area is first end and the other end is second end, the firstth area
The end of the first tap drain (1) of the second traverse furrow slot (b1) in domain in first area is first end and the other end is the
Two ends；It is big along the clockwise extended distance of pneumatic tire to second end by the first end of the first traverse furrow slot (a1)
In zero and by the first end of the second traverse furrow slot (b1) to second end along the clockwise extended distance of pneumatic tire
Greater than zero, alternatively, being prolonged to second end along the anticlockwise of pneumatic tire by the first end of the first traverse furrow slot (a1)
Stretch distance be greater than zero and by the first end of the second traverse furrow slot (b1) to second end along the anticlockwise of pneumatic tire
Extended distance is greater than zero.
2. pneumatic tire according to claim 1, which is characterized in that in the first area and second area, the tire
Be provided with circumferentially distributed multiple third traverse furrow slots (c1) on shoulder rib (C), the both ends of the third traverse furrow slot (c1) along
The circumferential direction of the pneumatic tire is staggered setting；
The end close to second tap drain (2) of the third traverse furrow slot (c1) is first end and the other end is second end, by
The second end of the second traverse furrow slot (b1) to first end along pneumatic tire clockwise extended distance be greater than zero and
It is greater than zero along the clockwise extended distance of pneumatic tire to second end by the first end of the third traverse furrow slot (c1),
Alternatively, big along the anticlockwise extended distance of pneumatic tire to first end by the second end of the second traverse furrow slot (b1)
In zero and by the first end of the third traverse furrow slot (c1) to second end along the anticlockwise extended distance of pneumatic tire
Greater than zero.
3. pneumatic tire according to claim 2, which is characterized in that the first traverse furrow slot (a1) and the pneumatic tire
The angle of width direction is 25 ° -35 °；The angle of the second traverse furrow slot (b1) and the pneumatic tire width direction is 35 °-
45°；The angle of the third traverse furrow slot (c1) and the pneumatic tire width direction is 25 ° -35 °；
Angle between the first traverse furrow slot (a1) and the second traverse furrow slot (b1) is 90 ° -110 °.
4. pneumatic tire according to claim 1, which is characterized in that the first traverse furrow slot (a1) penetrates through firstth area
Region between first tap drain (1) in domain and the first tap drain (1) of second area, between adjacent the first traverse furrow slot (a1)
It is formed the first pattern block (a3), two column the first rill lines (a2), each column is provided on each first pattern block (a3)
Multiple first rill line (a2) being circumferentially arranged along the pneumatic tire of one rill line (a2), and each first pattern block
(a3) two upper column the first rill lines (a2) are staggered setting；
The first rill line (a2) is identical as the extending direction of the first traverse furrow slot (a1).
5. pneumatic tire according to claim 4, which is characterized in that the first rill line on first pattern block (a3)
Area is SA, and the area of first pattern block (a3) is SB, 12%≤SA/SB≤20%.
6. pneumatic tire according to claim 4, which is characterized in that the first traverse furrow slot (a1) and first rill
Line (a2) is bending slot, and the first traverse furrow slot (a1) includes sequentially connected first segment, second segment and third section, and described
One rill line (a2) includes sequentially connected first segment, second segment and third section, the second segment of the first rill line (a2) with
The first segment of the first traverse furrow slot (a1) is identical with third section extending direction, the first segment of the first rill line (a2) and
Three sections identical as the second segment extending direction of the first traverse furrow slot (a1).
7. pneumatic tire according to claim 4, which is characterized in that first pattern block (a3) and the first tap drain (1)
Adjacent edge is the recess cambered surface close to the equator of the pneumatic tire.
8. pneumatic tire according to claim 7, which is characterized in that in the first area and second area, described
Two traverse furrow slots (b1) penetrate through the region between first tap drain (1) and the second tap drain (2), adjacent the second traverse furrow slot
(b1) the second pattern block is formed between；
It is provided with the separation trough (b2) for penetrating through adjacent two the second traverse furrow slots (b1) on second pattern block, described point
Second pattern block is divided into centrosymmetric two points of pattern blocks (b3) by separate slot (b2), the separation trough (b2) with it is described
Second traverse furrow slot (b1) extending direction is opposite；
Divide on pattern block (b3) described in each and is provided with the second rill line (b4), the second rill line (b4) and second cross
The extending direction of groove (b1) is identical.
9. pneumatic tire according to claim 8, which is characterized in that the groove area on second pattern block is SC,
The area of second pattern block is SD, 18%≤SC/SD≤25%.
10. pneumatic tire according to claim 8, which is characterized in that the separation trough slot (b2) and the pneumatic tire
Circumferential angle is 24 ° -35 °.
11. pneumatic tire according to claim 8, which is characterized in that it is each described divide on pattern block (b3) be provided with to
Few two the second rill lines (b4), wherein at least one the second rill line (b4) are straight rill, at least one second rill line
It (b4) is bending slot and identical as the bending degree of the second traverse furrow slot (b1).
12. pneumatic tire according to claim 8, which is characterized in that in first area and second area, described second
Pattern block and the adjacent edge of the first tap drain (1) include the crowning to the direction protrusion far from the second tap drain (2) and itself and institute
State that recess cambered surface is complementary, second pattern block and the adjacent edge of the second tap drain (2) include the side to separate first tap drain (1)
To the crowning of protrusion.
13. pneumatic tire according to claim 2, which is characterized in that in the first area and second area, also set up
There are the stepped groove (c5) along pneumatic tire circumferentially extending, one end of the third traverse furrow slot (c1) and second tap drain (2)
Connection；
Multiple third rill lines (c2), the third rill line are provided between the third traverse furrow slot (c1) of adjacent two
(c2) identical as the extending direction of the third traverse furrow slot (c1).
14. pneumatic tire according to claim 13, which is characterized in that the third traverse furrow slot (c1) of adjacent two it
Between setting there are two third rill line (c2), and one of third rill line (c2) penetrates through the stepped groove (c5) and second and leads
Region between ditch (2) and the first connectivity slot (c4) is provided with between its third traverse furrow slot (c1)；Two institutes
It states and is provided with the second connectivity slot (c3) between third rill line (c2).
15. a kind of vehicle, which is characterized in that including such as described in any item pneumatic tires of claim 1-14.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222476.6U CN209208376U (en) | 2018-12-27 | 2018-12-27 | Vehicle and its pneumatic tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822222476.6U CN209208376U (en) | 2018-12-27 | 2018-12-27 | Vehicle and its pneumatic tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209208376U true CN209208376U (en) | 2019-08-06 |
Family
ID=67466445
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822222476.6U Active CN209208376U (en) | 2018-12-27 | 2018-12-27 | Vehicle and its pneumatic tire |
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| Country | Link |
|---|---|
| CN (1) | CN209208376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435584A (en) * | 2018-12-27 | 2019-03-08 | 正新橡胶（中国）有限公司 | Vehicle and its pneumatic tire |
-
2018
- 2018-12-27 CN CN201822222476.6U patent/CN209208376U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109435584A (en) * | 2018-12-27 | 2019-03-08 | 正新橡胶（中国）有限公司 | Vehicle and its pneumatic tire |
| CN109435584B (en) * | 2018-12-27 | 2024-05-07 | 正新橡胶（中国）有限公司 | Vehicle and pneumatic tire thereof |
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