Tyre tread
Technical field
This utility model belongs to tyre tread construction applications, more particularly, to a kind of asymmetric tyre tread.
Background technology
With the continuous development of Global Auto industry technology, the continuous improvement to automobile theory for the people, to provide bearing capacity,
The tire of transmission driving force proposes higher and higher requirement, the particularly enforcement of European Union's label regulation, the noise of tire, takes advantage of and drives
Comfortableness, dry and wet ground safety increasingly receive publicity.
Chinese utility model patent CN2936806Y discloses a kind of pattern of radial tyre of car, including the strip of tire
Center running lug, ramp-like center running lug, shoulder lug, longitudinal tap drain, horizontal tap drain, decorative pattern steel disc, wherein strip central authorities
Longitudinal tap drain is set between pattern block and ramp-like center running lug, horizontal tap drain, ramp-like central authorities flower are set between shoulder lug
Decorative pattern steel disc is arranged on stricture of vagina block and shoulder lug.This pattern of radial tyre of car possesses preferable drainage performance and adherence properties
Energy.However, during tire runs up, the air-flow due to being transverse in decorative pattern groove is larger, the tire of therefore generation is made an uproar
Sound is larger, have impact on the comfortableness of running car.
Chinese utility model patent CN204236149U discloses a kind of asymmetric tread structure of decorative pattern differentiation, including tire
Face is divided into central area and the shoulder zone of described central area both sides, and central area is provided with some thin decorative pattern ribs,
External shoulder pattern block and inner side pattern block on tire shoulder, some described thin decorative pattern ribs, external shoulder flower are provided with shoulder zone
Stricture of vagina block and inner side pattern block on tire shoulder are spaced apart by some longitudinal main lines, and external shoulder pattern block includes some first closing ditches
Groove, inner side pattern block on tire shoulder includes some second closing grooves.The tyre surface center of this asymmetric tread structure of decorative pattern differentiation is left
Right decorative pattern is different, and tyre surface center side decorative pattern is set to the structure of weight drainage performance, and opposite side setting is attached most importance to and grabbed ground
Structure with turn performance.However, this version not only should be noted installation direction when tire is installed, and for flat
Weighing apparatus tire does/and the ability of wetland handling and ride comfort performance is relatively low.
In sum, how both to have improved tire and done/wetland handling, and can farthest ensure that taking of tire is easypro again
Adaptive energy, that is, reach the balance of performance therebetween, thus designing optimal tire product, is tire tread flower all the time
Stricture of vagina designer needs emphasis to consider.
Utility model content
This utility model for prior art can not effectively improve simultaneously tire in the handling on dry/wetland road surface and
The technical problem of tire ride comfort performance, proposing one kind makes tire noise little, grabs ground ability by force, and the wheel that drainage performance is good
Tire decorative pattern.
In order to achieve the above object, the technical solution adopted in the utility model is:
A kind of tyre tread, including center running lug area, the first pattern block area and the second pattern block area, wherein, central authorities' flower
Wen Kuai area is strip, and the first pattern block area is located on the left of center running lug area, and the first pattern block area is included along tire circumference all
Multiple vee-cuts of even arrangement, the both ends open of vee-cut, the first pattern block area and the second pattern block area are with respect to central authorities' flower
The one central point centrosymmetry in Wen Kuai area.
Preferably, being provided with first longitudinal direction groove between the first pattern block area and center running lug area.
Preferably, vee-cut is made up of two arcuate furrows, two arcuate furrow coupling part rounding ofves.
Preferably, being provided with the first lateral trench between vee-cut, the width of the first lateral trench is less than vee-cut.
Preferably, first lateral trench one end connection second longitudinal direction groove, other end connection vee-cut.
Preferably, tyre tread also includes the 3rd pattern block area and the 4th pattern block area, the 3rd pattern block area is located at the
The left side in one pattern block area across tire shoulder and crown, the 3rd pattern block area is included along the second circumferentially distributed horizontal ditch of tire
Groove, the 3rd pattern block area and the 4th pattern block area are with respect to a central point centrosymmetry in center running lug area.
Preferably, being provided with second longitudinal direction groove between the first pattern block area and the 3rd pattern block area.
Preferably, the second lateral trench extends to tire shoulder from tyre crown, and in the end positioned at tire shoulder
Place's opening.
Preferably, the second lateral trench is obliquely installed.
Preferably, the 3rd pattern block area is also included for the pattern block radiating for being separated by the second lateral trench
Steel disc.
Compared with prior art, advantage of the present utility model and good effect are:
1st, this utility model adopts centrosymmetric pattern structure form, and coordinates vee-cut, can cut off air-flow, from
And effectively reduce the noise that tire produces during running at high speed, make driver have more comfortable, quiet riding experience;Logical
The vee-cut crossing setting both ends open both can overcome traditional shortcoming that transverse pattern drainage performance is poor, noise is big, and permissible
Traditional annular ribs is overcome to grab the defect of ground ability.
2nd, pass through to arrange first longitudinal direction groove and second longitudinal direction groove, the drainability of tire can be improved further, with
And reduce the noise of tire further.
3rd, by being provided with along circumferentially distributed open second horizontal stroke of tire in the 3rd pattern block area and the 4th pattern block area
To groove, effectively enhance tire wetland drainage performance, and the lateral neatly being effectively prevented tire.
Brief description
Fig. 1 is the structural representation of this utility model tyre tread;
Each in figure above:1st, the first pattern block area;2nd, first longitudinal direction groove;3rd, the second pattern block area;4th, center running lug
Area;5th, the 3rd pattern block area;6th, the 4th pattern block area;7th, vee-cut;8th, the first lateral trench;9th, steel disc;10th, second is horizontal
Groove;11st, second longitudinal direction groove.
Specific embodiment
Below, by exemplary embodiment, this utility model is specifically described.It should be appreciated, however, that not having
In the case of being further discussed below, the element in an embodiment, structure and features can also be advantageously incorporated into other enforcements
In mode.
In description of the present utility model, it should be noted that term " interior ", " outward ", " on ", D score, "front", "rear" etc.
The orientation indicating or position relationship are based on position relationship shown in the drawings, are for only for ease of description this utility model and simplification
Description, rather than indicate or imply that the device of indication or element must have specific orientation, with specific azimuth configuration and behaviour
Make, therefore it is not intended that to restriction of the present utility model.Additionally, term " first ", " second ", " the 3rd " are only used for describing mesh
, and it is not intended that indicating or hint relative importance.
Embodiment:As shown in figure 1, a kind of tyre tread, including center running lug area 4, the first pattern block area 1 and the second flower
Wen Kuai area 3, wherein, center running lug area 4 is strip, on the left of centrally located pattern block area 4 of the first pattern block area 1, the first decorative pattern
Block area 1 includes the multiple vee-cuts 7 uniformly arranged along tire circumference, and the both ends open of vee-cut 7, by arranging both ends open
Vee-cut 7 both can overcome traditional shortcoming that transverse pattern drainage performance is poor, noise is big, can overcome traditional vertical again
Grab the defect of ground ability to decorative pattern;During first pattern block area 1 and the second pattern block area 3 are with respect to the one of center running lug area 4
Heart dot center is symmetrical.This utility model adopts centrosymmetric pattern structure form, and coordinates vee-cut, can cut off air-flow,
Thus effectively reducing the noise that tire produces during running at high speed, driver is made to have more comfortable, quiet riding experience.
As shown in figure 1, as a specific embodiment of the present embodiment, vee-cut 7 is made up of two arcuate furrows, two arcs
Groove junction portion rounding off, its effect is that, when automobile travels on wet-skid road surface, the current flowing through vee-cut 7 can
Successfully excluded, it is to avoid the phenomenon of the stress concentration being produced due to the impact of current.Additionally, the camber line of vee-cut 7 uniqueness
Shape structure can effectively reduce rolling resistance, and reduces energy resource consumption.The first pattern block area 1 and center running lug area 4 it
Between be provided with broad first longitudinal direction groove 2, the drainage performance of tire is improved further with this, and reduce tire run at high speed
During produce noise.It is provided with the first lateral trench 8, the width of the first lateral trench 8 is less than V-arrangement ditch between vee-cut 7
Groove 7, improves the earth-grasping force on dry and wet ground for the tire further with this.Additionally, the first tiny lateral trench 8 can also play and serve as reasons
The effect of the pattern block radiating of vee-cut 7 isolation.First lateral trench 8 is set to one end connection second longitudinal direction groove 11, separately
One end connects the version of vee-cut 7, improves the drainage performance of tire further with this.
As shown in figure 1, tyre tread of the present utility model also includes the 3rd pattern block area 5 and the 4th pattern block area 6, the 3rd
Pattern block area 5 is located at the left side in the first pattern block area 1 and across tire shoulder and crown, and the 3rd pattern block area 5 is included along tire circumference
Second lateral trench 10 of distribution, the 3rd pattern block area 5 and the 4th pattern block area 6 are with respect to a center in center running lug area 4
Dot center is symmetrical.By being provided with along the second circumferentially distributed lateral trench of tire in the 3rd pattern block area and the 4th pattern block area
10, can improve and grab ground ability at tire shoulder, and then the turning of fortified tyre is handling.A tool as the present embodiment
Body embodiment, is provided with second longitudinal direction groove 11 between the first pattern block area 1 and the 3rd pattern block area 5, further with this
Improve the drainage performance of tire, and reduce the noise producing during tire is run at high speed.Second lateral trench 10 is from tire
Crown extends to tire shoulder, and in the end opening positioned at tire shoulder.The second open lateral trench 10 is arranged, energy
Enough enhancing tire wetland drainage performances effectively, and the lateral neatly being effectively prevented tire.Second lateral trench 10 can incline
Tiltedly arrange, and camber, the smoothness that the current in the 3rd pattern block area 5 and the 4th pattern block area 6 are improved with this, prevent further
The lateral neatly of tire.3rd pattern block area 5 and the 4th pattern block area 6 also include for for being separated by the second lateral trench 10 and
The steel disc 9 of the pattern block radiating becoming, is radiated with the pattern block that this reaches to the 3rd pattern block area 5 and the 4th pattern block area 6
Purpose.