Summary of the invention
It is special resistance to that the technical problem to be solved is to provide the taxi that a kind of wearability is strong, riding stability is good
Emery wheel tire.
For solving above-mentioned technical problem, the invention provides a kind of taxi Special wear-resistant tire;
Tread outer surface be provided with include center land, a pair circumference major trough, a pair secondary land, side portion, a pair secondary groove of circumference and
A pair side land portion;
A pair circumference major trough is circumferentially extending along it at tread outer surface, and center land is in two circumferential major troughs of surface of tyre
Between position, two secondary grooves of circumference are circumferentially extending along it at tread outer surface, and it is main that two secondary grooves of circumference are respectively at two circumferences
Outside groove, secondary land, side portion is in position between circumferential major trough adjacent on surface of tyre and circumference pair groove, at the portion of two side lands
Position between the secondary groove of circumference and tread edge on surface of tyre;
Having some short grooves in center land, one end of described short groove extends to circumference major trough, the other end of described short groove
Terminate in center land;
Having some first cutter grooves and some first grooves in secondary land, side portion, it is secondary that described first cutter groove one end extends to circumference
Groove, the other end of described first cutter groove is through circumference major trough and terminates in center land, and described first groove one end extends to
The secondary groove of circumference, the other end of described first groove extends to the first cutter groove in secondary land, side portion;
Some first translots, some second translots, some second cutter grooves and some 3rd cutter grooves, institute is had in the portion of side land
Stating first translot one end and extend to tread edge, the described first translot other end terminates in the portion of side land, described second translot
One end extends to the secondary groove of circumference, and the described second translot other end terminates in the portion of side land, some first translots and some second
Translot is arranged along tire circumferential direction interval, and described second cutter groove two ends both terminate in the portion of side land, and described second cutter
Groove is through the first translot, and described 3rd cutter groove one end extends to the first translot, and the described 3rd cutter groove other end terminates at side land
In portion.
After using such structure, tread contour is through particularly arrangement, and the wearability making tire is more preferable, the one of deepened type
Circumference major trough and a pair secondary groove of circumference are constituted four tap drain Pattern Design, improves distance travelled.Decorative pattern center circumferential is uninterruptedly led
Flower muscle, guidance quality is good.
First cutter groove initiates from the secondary groove of circumference and runs through secondary land, side portion and circumference major trough, makes the first cutter groove be beneficial to surface of tyre
Soften, promote earth-grasping force, and dispel the heat while again will not be too much raising noise.
In order to be better understood from the technology contents of this patent, below by the most wear-resisting for this taxi Special wear-resistant tire
Tire.
The first cutter groove of this wear-resistant tyre has some bendings in secondary land, side portion;After using such structure, increase by first
The length of cutter groove, promotes the softening performance of surface of tyre and grabs ground ability.
The tread contour of this wear-resistant tyre is rotationally symmetrical with the centrage 180 ° of tyre surface;After using such structure, both sides
Decorative pattern is rotationally symmetrical with centrage 180 °, and adaptability, riding stability are stronger.
The side land portion of this wear-resistant tyre also has the 4th cutter groove and the 5th cutter groove, and the 4th cutter groove one end starts from the second translot
Being in the end in side land portion, the 4th cutter groove other end extends to the first translot, and the 5th cutter groove one end starts from the first translot and is in
The end in side land portion, the 4th cutter groove other end extends to the secondary groove of circumference.
After using such structure, the 4th cutter groove and the 5th cutter groove also function to promote surface of tyre softening performance and grab ground energy
The purpose of power, it addition, the 4th cutter groove and the 5th cutter groove can coordinate the first translot and the second translot, preferably plays and interrupts moisture film
Effect.
The tread contour of this wear-resistant tyre uses pitches design;After using such structure, effectively reduce tire rolling
During pattern block resonance possibility, reduce tire hot-tempered.
Detailed description of the invention
As shown in Figure 1
The tread outer surface of this wear-resistant tyre is provided with and includes center land 2, a pair circumference major trough 1, a pair secondary land, side portion
4, a pair secondary groove 3 of circumference and a pair side land portion 5.
A pair circumference major trough 1 is circumferentially extending along it at tread outer surface, and it is main that center land 2 is in surface of tyre two circumference
Position between groove 1, two secondary grooves 3 of circumference are circumferentially extending along it at tread outer surface, and two secondary grooves 3 of circumference were respectively at for two weeks
Outside major trough 1, secondary land, side portion 4 is in position between circumferential major trough 1 adjacent on surface of tyre and circumference pair groove 3, two sides
Land, side portion 5 is on surface of tyre position between the secondary groove 3 of circumference and tread edge.
Having some short grooves 21 in center land 2, one end of described short groove 21 extends to circumference major trough 1, described short groove 21
The other end terminate in center land 2, the length of short groove 21 there are about 1/1 to five/4ths length of center land 2.
Having some first cutter grooves 41 and some first grooves 42 in secondary land, side portion 4, described first cutter groove 41 one end extends
To the secondary groove 3 of circumference, the other end of described first cutter groove 41 is through circumference major trough 1 and terminates in center land 2, the first cutter groove 41
Having bending at two, first groove 42 one end to extend to the secondary groove 3 of circumference in secondary land, side portion 4, the other end of first groove 42 extends
The first cutter groove 41 to secondary land, side portion 4.
Have in side land portion 5 some first translots 51, some second translots 52, some second cutter grooves 53, the some 3rd
Cutter groove 54, some 4th cutter grooves 55 and some 5th cutter grooves 56, described first translot 51 one end extends to tread edge, and described
One translot 51 other end terminates in side land portion 5, and described second translot 52 one end extends to the secondary groove 3 of circumference, and described second is horizontal
Groove 52 other end terminates in side land portion 5, and some first translots 51 and some second translots 52 are spaced along tire circumferential direction
Arranging, the second cutter groove 53 two ends both terminate in side land portion 5, and the second cutter groove 53 is through the first translot 51, the 3rd cutter groove
54 one end extend to the first translot 51, and the 3rd cutter groove 54 other end terminates in side land portion 5, and it is right that every the 3rd cutter groove 54 is in
Between the first translot 51 and the second translot 52 answered.
4th cutter groove 55 one end starts from the second translot 52 and is in the end in side land portion 5, and the 4th cutter groove 55 other end extends
To the first translot 51, the 5th cutter groove 56 one end starts from the first translot 51 and is in the end in side land portion 5, the 4th cutter groove 55 other end
Extend to the secondary groove 3 of circumference.
Tread contour is rotationally symmetrical with the centrage 180 ° of tyre surface, and tread contour uses pitches to design (such as pitch in Fig. 1
A, pitch B, the length of pitch C are different from), can effectively reduce the possibility of pattern block resonance during tire rolling, reduce
Tire is hot-tempered.
Above-described is only one embodiment of the present invention, it is noted that for those of ordinary skill in the art
For, under the premise without departing from the principles of the invention, it is also possible to make some modification and improvement, these also should be regarded as belonging to this
Bright protection domain.