CN203331748U - Pneumatic tire tread structure for an all-terrain bicycle - Google Patents

Pneumatic tire tread structure for an all-terrain bicycle Download PDF

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Publication number
CN203331748U
CN203331748U CN2013203306221U CN201320330622U CN203331748U CN 203331748 U CN203331748 U CN 203331748U CN 2013203306221 U CN2013203306221 U CN 2013203306221U CN 201320330622 U CN201320330622 U CN 201320330622U CN 203331748 U CN203331748 U CN 203331748U
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CN
China
Prior art keywords
pattern
pattern block
tire
tire shoulder
angle
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CN2013203306221U
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Chinese (zh)
Inventor
陈秀雄
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厦门正新橡胶工业有限公司
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Priority to CN2013203306221U priority Critical patent/CN203331748U/en
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Publication of CN203331748U publication Critical patent/CN203331748U/en

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Abstract

The utility model discloses a pneumatic tire tread structure for an all-terrain bicycle. The pneumatic tire tread structure is composed of a plurality of pattern units uniformly distributed along tire circumference of a tire, wherein each pattern unit comprises a first left pattern group, a first right pattern group, a second left pattern group and a second right pattern group which are arranged in a staggered manner by using a tread circumference centre line as the symmetry, the first pattern groups and the second pattern groups are adjacent and parallel, and are capable of respectively forming an acute included angle with the tire circumference centre line; each first pattern group comprises a central pattern bock close to the tire circumference centre line, a transition pattern block and a first tire shoulder pattern block; the second pattern group comprises a central pattern block close to the tire circumference centre line, a transition pattern block and a second tire shoulder pattern block, so that an inclined passage is formed between each first pattern group and the corresponding second pattern group to form a sludge discharge channel to enhance the sludge discharge effect; the central pattern blocks at two sides of the tire circumference centre line are non-overlapped and are arranged at an interval along the axial direction so as to balance the sludge discharge performance of the tire tread centre and the stability of the riding.

Description

The Mountain bike Pneumatic tire tread structure

Technical field

The utility model relates to a kind of bicycle use air-inflation tyre, relates more specifically to a kind of bicycle pneumatic tire tread pattern structure supported the use in cross-country road.

Background technology

XC(Cross Country) ride intensity and the fierce degree of match of the natural mountain region of other kind is lower relatively for the landform that Mountain bike is used, but pursuit speed and drive mileage.Therefore, the solidness of Mountain bike requires lower, and lightweight requirements is higher.In recent years, the tread contour of XC tire turns to more tiny pellet design by sturdy bulky grain, not only in order to reduce tire weight, and provides more low-rolling-resistance while travelling, and effectively promotes speed and endurance that the driver drives.But it is with a varied topography that Mountain bike is used, the tire of existing common granule Pattern Design still has some deficits on performance.

Fig. 1, Fig. 2 are existing common XC tire tyre surface granule decorative pattern, make a concrete analysis of as follows:

The tyre surface core piece of common symmetry has overlapping or two kinds, interval set-up mode: tyre surface core piece 31 ' axial overlap in Fig. 1, and tyre surface center continuity is high, and comfortable riding is good; But lap L can cause spoil disposal not good, in the muddy ground of humidity, between pattern block, easily by earth, clogged, affect towability.Tyre surface core piece 31 ' in Fig. 2 ' axially spaced-apart S, edge, tyre surface center circumferentially produces the spoil disposal passage, but affects continuity, the stability while keeping straight on.In addition; in Fig. 1, Fig. 2, whole tyre surface is intensive, the even setting of granule decorative pattern; pattern block on tire shoulder 33 ' and pattern block on tire shoulder 33 ' ' can be because ground contact area be little, can't be on firm soil, provide enough earth-grasping forces in the bend that jolts, and produce the danger of breakking away.

The utility model content

The purpose of this utility model is under the condition of the lightweight that keeps existing granule decorative pattern and low-rolling-resistance advantage; provide a kind of in cross-country road, can bring into play the Mountain bike Pneumatic tire tread structure of superior earth-grasping force, traction property and spoil disposal.

For achieving the above object, solution of the present utility model is:

A kind of Mountain bike Pneumatic tire tread structure, by several decorative pattern cell formations that circumferentially are evenly distributed along tire, wherein: the decorative pattern unit comprises take the circumferential line of centers of tyre surface and is staggered left and right two first decorative pattern groups and left and right two second decorative pattern groups as symmetry, each first decorative pattern group is adjacent with each the second decorative pattern group and be the setting be parallel to each other, and forms respectively the angle of an acute angle with the circumferential line of centers of tyre surface; The first decorative pattern group comprises the center running lug near the circumferential line of centers of tyre surface, is arranged on the first pattern block on tire shoulder of tire shoulder section, in the transition pattern block of center running lug and the first pattern block on tire shoulder transitional region; The second decorative pattern group comprises the center running lug near the circumferential line of centers of tyre surface, is arranged on the second pattern block on tire shoulder of tire shoulder section, in the transition pattern block of center running lug and the second pattern block on tire shoulder transitional region.

Described angle is set to 30 ° ~ 50 °.

Each axially all comprises a center running lug, transition pattern block and first pattern block on tire shoulder or the second pattern block on tire shoulder in pattern block side by side described tire protector.

Described center running lug is the fitfull polygon, and its inner is set to a vertical surface be disposed on the circumferential line of centers of tyre surface.

The front end of described center running lug is comprised of two sections broken lines of the first front end and the second front end, and the first front end is set to horizontal surface, with the rectangular angle of inner shape, forms angle with the second front end and is set to 110 ° ~ 150 °.

The first front end of described center running lug is provided with downward diagonal plane, and the angle of inclination of diagonal plane is 30 ° ~ 50 °, and the vertical dimension of diagonal plane is not more than 1.5mm.

Described transition pattern block is the fitfull polygon, two sections broken lines at the front end of transition pattern block by the first front end and the second front end form, the first front end is set to 60 ° ~ 80 ° with the inner angle that forms, and the first front end and the second front end form angle and be set to 110 ° ~ 150 °.

The first front end of described transition pattern block is provided with downward diagonal plane, and the angle of inclination of diagonal plane is 30 ° ~ 50 °, and the vertical dimension of diagonal plane is not more than 1.5mm.

Described the first pattern block on tire shoulder and the second pattern block on tire shoulder all are set to along circumferentially being the particle of strip, the inner of the inner of the first pattern block on tire shoulder and the second pattern block on tire shoulder at least is comprised of two sections broken lines, and the overall tendency opposite direction of the inner broken line of the inner of the first pattern block on tire shoulder and the second pattern block on tire shoulder.

The surface earthing area of described the first pattern block on tire shoulder and the second pattern block on tire shoulder is all compared center running lug, the transition pattern block goes out at least 20% greatly.

After adopting such scheme, the utility model is the first decorative pattern group and the second decorative pattern group at staggered, inclination, interval by the setting in the tyre surface symmetry by the utility model, form the path tilted between two decorative pattern groups and just form the spoil disposal passage, the raising sludge discharge effects; And the center running lug of the circumferential line of centers of tyre surface both sides not overlapping also interval not, position vertically, balance the tyre surface center spoil disposal and drive stability, and be beneficial to performance tire axial marginal element, produce larger shearing force, and then obtain tractive property good while keeping straight on; Therefore the utility model not only keeps the lightweight of existing granule decorative pattern and the advantage of low-rolling-resistance, and can bring into play the characteristics such as superior earth-grasping force, traction property and spoil disposal.

The accompanying drawing explanation

Fig. 1 is common Mountain bike tire tread pattern distribution schematic diagram;

Fig. 2 is another common Mountain bike tire tread pattern distribution schematic diagram;

The sectional schematic diagram that Fig. 3 is the utility model tire;

The decorative pattern cell schematics that Fig. 4 is the utility model tire;

The tread contour distribution schematic diagram that Fig. 5 is the utility model tire;

The schematic diagram of the center running lug that Fig. 6 is the utility model tire;

The schematic diagram of the transition pattern block that Fig. 7 is the utility model tire;

The sectional schematic diagram of the center running lug that Fig. 8 is the utility model tire, transition pattern block;

The schematic diagram of the first pattern block on tire shoulder that Fig. 9 is the utility model tire;

The schematic diagram of the second pattern block on tire shoulder that Figure 10 is the utility model tire.

The specific embodiment

Explain embodiment of the present utility model below in conjunction with accompanying drawing:

As shown in Figures 3 to 10, the utility model has disclosed a kind of Mountain bike air-inflation tyre.What Fig. 3 showed is the sectional schematic diagram of the utility model tire: tire body 1 is comprised of tire lip 2, fetus face 3 and carcass section 4 three parts.In Fig. 3, vertical direction is set as tire radially, and horizontal direction is set as tire axial.

Coordinate shown in Fig. 4, Mountain bike of the present utility model is by several decorative pattern cell formations that circumferentially are evenly distributed along tire with airtyred tyre surface 3, each decorative pattern unit comprises take the circumferential line of centers of tyre surface and is staggered left and right two first decorative pattern group A and left and right two second decorative pattern group B as symmetry, each first decorative pattern group A is adjacent with each the second decorative pattern group B and be the setting be parallel to each other, and form respectively the angle α of an acute angle with the circumferential line of centers of tyre surface, form the path (seeing that in Fig. 4, arrow means) of inclination between the first decorative pattern group A and the second decorative pattern group B to help the tire spoil disposal, angle α can be set to 30 ° ~ 50 °, if angle α is too large, path is tending towards laterally, and the earth be packed between pattern block is difficult for along with tire rotation Self-discharged, if α is too little for angle, high decorative pattern group longitudinally can't provide good the transverse grip.

Described the first decorative pattern group A comprises the center running lug 31 near the circumferential line of centers of tyre surface, is arranged on the first pattern block on tire shoulder 33 of tire shoulder section, in the transition pattern block 32 of center running lug 31 and the first pattern block on tire shoulder 33 transitional regions; And the second decorative pattern group B is the center running lug 31 comprised near the circumferential line of centers of tyre surface, be arranged on the second pattern block on tire shoulder 34 of tire shoulder section, in the transition pattern block 32 of center running lug 31 and the second pattern block on tire shoulder 34 transitional regions; The first decorative pattern group A, the second decorative pattern group B be take the circumferential line of centers of tyre surface as benchmark is symmetrical, alternate configurations, just form the tread pattern structure of the utility model tire, and each axially all comprises a center running lug 31, transition pattern block 32 and first pattern block on tire shoulder 33 or the second pattern block on tire shoulder 34(in pattern block side by side as shown in Figure 5 at tire protector).

For larger earth-grasping force is provided, meet off-the-road requirements, center running lug 31, transition pattern block 32 are the design of fitfull polygon.As Fig. 6 and coordinate as shown in Fig. 4,5, the inner 310 of center running lug 31 is set to a vertical surface, and be disposed on the circumferential line of centers of tyre surface, but not across the circumferential line of centers of tyre surface, that is: the center running lug 31 in the circumferential line of centers of tire protector both sides is aligned on the circumferential line of centers of tyre surface along tire axial the inner 310.So, the core piece 31 of circumferential line both sides is not overlapping also interval not, position vertically, the spoil disposal at balance tyre surface center and drive stability not only, and be beneficial to performance tire axial marginal element, produce larger shearing force, and then obtain tractive property good while keeping straight on.In addition, at the front end of center running lug 31, be made as two sections broken lines, comprise the first front end 311 and the second front end 312.The first front end 311 is set to horizontal surface, with the angle b1 at inner 310 90 ° of right angles of formation, with the second front end 312, forms angle b2, and angle b2 is set to 110 ° ~ 150 ° and is advisable.

As Fig. 7 and coordinate as shown in Fig. 4,5, also be set to two sections broken lines at the front end of transition pattern block 32: formed by the first front end 321 and the second front end 322.The first front end 321 forms angle c1 with inner 320, and angle c1 is set to 60 ° ~ 80 °, and acute angle shape can be brought into play sharp keen edge effect on the tire direct of travel, and the mud ground of more easily nipping improves tractive property.The first front end 321 and the second front end 322 form angle c2, and angle c2 is set to 110 ° ~ 150 °, the angle b2 in Fig. 6, Fig. 7, angle c2 be while complying with tyre rotation in tyre surface the directivity of mind-set both sides tire shoulder spoil disposal.If c2 is too little for angle b2, angle, too sharp-pointed, can reduce the pattern block rigidity, at complicated cross-country road pattern block, easily burst apart; If angle b2, angle c2 are too large, the front end broken line transition of first ground connection is peaceful slow, can not fully increase the pattern block edge length and reach the effect that promotes traction property.

As shown in Figure 8, be respectively arranged with downward diagonal plane 31a, 32a at the first front end 311 of center running lug 31 and the first front end 321 of transition pattern block 32.The angle d of diagonal plane 31a, 32a is 30 ° ~ 50 °, and the vertical dimension h of diagonal plane 31a, 32a is not more than 1.5mm.Angle of chamfer does not reduce the rigidity of pattern block, can keep the advantage of granule decorative pattern aspect rolling resistance, and the effect of being compromised with the lifting design of aforementioned traction property is arranged again.

As shown in Figure 9, Figure 10, the first pattern block on tire shoulder 33 and the second pattern block on tire shoulder 34 all are set to along circumferentially being the particle of strip, and the surface earthing area of the two is all compared center running lug 31, transition pattern block 32 goes out at least 20% greatly.First ground terminal while being curved due to the inner 340 of the inner 330 of the first pattern block on tire shoulder 33, the second pattern block on tire shoulder 34, therefore at least be comprised of two sections broken lines, and this embodiment is three sections broken lines, to increase the circumferential edge composition, further improves turning performance.The overall tendency opposite direction of the inner 340 broken lines of the inner 330 of the first pattern block on tire shoulder 33 and the second pattern block on tire shoulder 34, that is: along tire, the curved first ground terminal of mistake of circumferential adjacent pattern block on tire shoulder can not produce obvious directivity, and affect tire, crosses curved performance.

In order further to increase the tractive force of tire, can stria be set at center running lug 31, transition pattern block 32, the first pattern block on tire shoulder 33 and the second pattern block on tire shoulder 34 center, stria number on each pattern block is determined according to the pattern block size, and the shape of stria is also to comply with different pattern block shape designs.

In sum, the utility model is the first decorative pattern group and the second decorative pattern group at staggered, inclination, interval by the setting in the tyre surface symmetry, forms the path tilted between two decorative pattern groups and just forms the spoil disposal passage, improves sludge discharge effects; And the center running lug 31 of the circumferential line of centers of tyre surface both sides not overlapping also interval not, position vertically, balance the tyre surface center spoil disposal and drive stability, and be beneficial to performance tire axial marginal element, produce larger shearing force, and then obtain tractive property good while keeping straight on; Therefore the utility model not only keeps the lightweight of existing granule decorative pattern and the advantage of low-rolling-resistance, and can bring into play the characteristics such as superior earth-grasping force, traction property and spoil disposal.

Claims (10)

1. a Mountain bike Pneumatic tire tread structure, by several decorative pattern cell formations that circumferentially are evenly distributed along tire, it is characterized in that: the decorative pattern unit comprises take the circumferential line of centers of tyre surface and is staggered left and right two first decorative pattern groups and left and right two second decorative pattern groups as symmetry, each first decorative pattern group is adjacent with each the second decorative pattern group and be the setting be parallel to each other, and forms respectively the angle of an acute angle with the circumferential line of centers of tyre surface; The first decorative pattern group comprises the center running lug near the circumferential line of centers of tyre surface, is arranged on the first pattern block on tire shoulder of tire shoulder section, in the transition pattern block of center running lug and the first pattern block on tire shoulder transitional region; The second decorative pattern group comprises the center running lug near the circumferential line of centers of tyre surface, is arranged on the second pattern block on tire shoulder of tire shoulder section, in the transition pattern block of center running lug and the second pattern block on tire shoulder transitional region.
2. Mountain bike Pneumatic tire tread structure as claimed in claim 1, it is characterized in that: described angle is set to 30 ° ~ 50 °.
3. Mountain bike Pneumatic tire tread structure as claimed in claim 1 or 2 is characterized in that: each axially all comprises a center running lug, transition pattern block and first pattern block on tire shoulder or the second pattern block on tire shoulder in pattern block side by side described tire protector.
4. Mountain bike Pneumatic tire tread structure as claimed in claim 1 or 2, it is characterized in that: described center running lug is the fitfull polygon, its inner is set to a vertical surface be disposed on the circumferential line of centers of tyre surface.
5. Mountain bike Pneumatic tire tread structure as claimed in claim 4, it is characterized in that: the front end of described center running lug is comprised of two sections broken lines of the first front end and the second front end, the first front end is set to horizontal surface, with the rectangular angle of inner shape, form angle with the second front end and be set to 110 ° ~ 150 °.
6. Mountain bike Pneumatic tire tread structure as claimed in claim 5, it is characterized in that: the first front end of described center running lug is provided with downward diagonal plane, the angle of inclination of diagonal plane is 30 ° ~ 50 °, and the vertical dimension of diagonal plane is not more than 1.5mm.
7. Mountain bike Pneumatic tire tread structure as claimed in claim 1 or 2, it is characterized in that: described transition pattern block is the fitfull polygon, two sections broken lines at the front end of transition pattern block by the first front end and the second front end form, the first front end is set to 60 ° ~ 80 ° with the inner angle that forms, and the first front end and the second front end form angle and be set to 110 ° ~ 150 °.
8. Mountain bike Pneumatic tire tread structure as claimed in claim 7, it is characterized in that: the first front end of described transition pattern block is provided with downward diagonal plane, the angle of inclination of diagonal plane is 30 ° ~ 50 °, and the vertical dimension of diagonal plane is not more than 1.5mm.
9. Mountain bike Pneumatic tire tread structure as claimed in claim 1 or 2, it is characterized in that: described the first pattern block on tire shoulder and the second pattern block on tire shoulder all are set to along circumferentially being the particle of strip, the inner of the inner of the first pattern block on tire shoulder and the second pattern block on tire shoulder at least is comprised of two sections broken lines, and the overall tendency opposite direction of the inner broken line of the inner of the first pattern block on tire shoulder and the second pattern block on tire shoulder.
10. Mountain bike Pneumatic tire tread structure as claimed in claim 9, it is characterized in that: the surface earthing area of described the first pattern block on tire shoulder and the second pattern block on tire shoulder is all compared center running lug, the transition pattern block goes out at least 20% greatly.
CN2013203306221U 2013-06-08 2013-06-08 Pneumatic tire tread structure for an all-terrain bicycle CN203331748U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013203306221U CN203331748U (en) 2013-06-08 2013-06-08 Pneumatic tire tread structure for an all-terrain bicycle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2013203306221U CN203331748U (en) 2013-06-08 2013-06-08 Pneumatic tire tread structure for an all-terrain bicycle

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CN203331748U true CN203331748U (en) 2013-12-11

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103273805A (en) * 2013-06-08 2013-09-04 厦门正新橡胶工业有限公司 Tread structure of pneumatic tire for cross-country bicycle
CN104044404A (en) * 2014-06-30 2014-09-17 厦门正新橡胶工业有限公司 Pneumatic tire of all-terrain vehicle on sand
CN106739839A (en) * 2016-12-01 2017-05-31 厦门正新橡胶工业有限公司 A kind of mountain bike pattern structure on tire tread

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103273805A (en) * 2013-06-08 2013-09-04 厦门正新橡胶工业有限公司 Tread structure of pneumatic tire for cross-country bicycle
CN104044404A (en) * 2014-06-30 2014-09-17 厦门正新橡胶工业有限公司 Pneumatic tire of all-terrain vehicle on sand
CN106739839A (en) * 2016-12-01 2017-05-31 厦门正新橡胶工业有限公司 A kind of mountain bike pattern structure on tire tread
CN106739839B (en) * 2016-12-01 2018-11-02 厦门正新橡胶工业有限公司 A kind of mountain bike pattern structure on tire tread

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