CN207028722U - Tricycle pneumatic tire - Google Patents
Tricycle pneumatic tire Download PDFInfo
- Publication number
- CN207028722U CN207028722U CN201720921850.4U CN201720921850U CN207028722U CN 207028722 U CN207028722 U CN 207028722U CN 201720921850 U CN201720921850 U CN 201720921850U CN 207028722 U CN207028722 U CN 207028722U
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- Prior art keywords
- longitudinal
- furrow
- transverse
- tire
- mine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/86—Optimisation of rolling resistance, e.g. weight reduction
Abstract
The utility model discloses a kind of tricycle pneumatic tire, its tire section includes fetus face, tyre bead portion and tire lip；Wherein described tyre bead portion is designed using anti-arc, i.e., recess is pointed on the outside of tyre bead, and convex portion is pointed on the inside of tyre bead；The aspect ratio of tire is arranged to 0.6 ~ 0.8；And tire tread is made up of some by reverse symmetry and the transverse and longitudinal mine-fills mixing trough unit that is staggered of the equatorial plane, i.e. the transverse and longitudinal mine-fills mixing trough unit of the left and right sides rotates 180 degree with the equatorial plane and is symmetrical arranged, and each transverse and longitudinal mine-fills mixing trough unit is connected with each other by the first transverse and longitudinal mine-fills mixing trough, the second transverse and longitudinal mine-fills mixing trough and the 3rd transverse and longitudinal mine-fills mixing trough and formed.So that tire is rigidly lifted, ground area width is increased, lifts contact area, it can be ensured that traction and rolling resistance performance, lifting tire manipulation stability.
Description
Technical field
Pneumatic tire is the utility model is related to, particularly relates to a kind of tricycle pneumatic tire.
Background technology
After limiting and rub with each big city, electric two-wheel vehicle and electro-tricycle increase, particularly electric three-wheel
Car has the demand that loading and carrying take into account, and requires higher for the course continuation mileage of electro-tricycle, its supporting tyre performance will
Ask also higher, particularly demand tire has low-rolling-resistance, and conventional electric three-wheel tire is improves rolling resistance performance, typically
Using high aspect ratio tire（Aspect ratio refers to the ratio between tire section height and section width）, tire tread is centrally disposed
Continuous bar shaped pattern block, both sides use independent pattern block, it can be ensured that tyre surface centre-point earth continuity, rolling resistance performance is improved,
Both sides use independent pattern block, can also improve traction and braking ability, but the tire of high aspect ratio, its tread width is smaller,
When tire in motion, easily because contact area is small and occur manipulate wild effect produce, and influence tire service life.
Utility model content
The purpose of this utility model is to provide a kind of tricycle pneumatic tire, it can be ensured that tire traction property and rolling resistance
Performance, improve manipulation stability.
To achieve the above object, solution of the present utility model is：
A kind of tricycle pneumatic tire, its tire section include fetus face, tyre bead portion and tire lip；Wherein：The tire
Edge is designed using anti-arc, i.e., recess is pointed on the outside of tyre bead, and convex portion is pointed on the inside of tyre bead；The aspect ratio of tire is arranged to 0.6 ~
0.8；And tire tread is made up of some by reverse symmetry and the transverse and longitudinal mine-fills mixing trough unit that is staggered of the equatorial plane, i.e. left and right two
The transverse and longitudinal mine-fills mixing trough unit of side rotates 180 degree with the equatorial plane and is symmetrical arranged, and each transverse and longitudinal mine-fills mixing trough unit is mixed by the first transverse and longitudinal
Ditch, the second transverse and longitudinal mine-fills mixing trough and the 3rd transverse and longitudinal mine-fills mixing trough are connected with each other and formed.
The first transverse and longitudinal mine-fills mixing trough is connected with each other by the first traverse furrow and the first longitudinal furrow and formed, and the first longitudinal furrow is away from the equatorial plane
Axial width is arranged to the 10% ~ 15% of tread width；Second transverse and longitudinal mine-fills mixing trough be connected with each other by the second traverse furrow and the second longitudinal furrow and
Into axial width of second longitudinal furrow away from the equatorial plane is arranged to the 20% ~ 25% of tread width, and the 3rd transverse and longitudinal mine-fills mixing trough is by the 3rd traverse furrow
It is connected with each other and forms with the 3rd longitudinal furrow, the 3rd axial width of the longitudinal furrow away from the equatorial plane is arranged to the 30% ~ 35% of tread width.
Each first longitudinal furrow, the second longitudinal furrow, the circumferential lengths of the 3rd longitudinal furrow are respectively set to one group of mine-fills mixing trough list in length and breadth
The 30% ~ 35% of total circumferential lengths of member, each first longitudinal furrow, the second longitudinal furrow, the 3rd longitudinal furrow shift to install in the axial direction.
Second longitudinal furrow and the 3rd longitudinal furrow are separately positioned on the middle part of the second traverse furrow and the 3rd traverse furrow.
Increase a continuous thin groove mixed in length and breadth staggeredly between the axial direction of the first transverse and longitudinal mine-fills mixing trough.
The width of the thin groove be 0.5mm ~ 2mm, and it includes thin longitudinal furrow and thin traverse furrow, and carefully longitudinal furrow and thin traverse furrow it
Between angle be 145 ° ~ 165 °.
After such scheme, the utility model is changed by tire section profile and tread pattern structure optimization design
Kind, tire section uses low aspect ratio profile design, and tyre bead portion is set using anti-arc so that tire is rigidly lifted, and increases ground connection
Peak width, contact area is lifted, improve tire manipulation stability.Tire tread is made up of multigroup transverse and longitudinal mine-fills mixing trough, multigroup horizontal stroke
Longitudinal furrow in vertical mine-fills mixing trough is staggered on axial and circumferential, and increases a company between the axial direction of the first transverse and longitudinal mine-fills mixing trough
The continuous thin groove mixed in length and breadth staggeredly, when tire in motion, it can be ensured that traction and rolling resistance performance, lifting tire behaviour
Control stability.
Brief description of the drawings
Fig. 1 is the tire section outline drawing of the utility model embodiment；
Fig. 2 is the tire tread pattern configuration schematic diagram of the utility model embodiment.
Embodiment
Embodiment of the present utility model is explained below in conjunction with accompanying drawing：
As shown in Figure 1 and Figure 2, the utility model discloses a kind of tricycle pneumatic tire profiled outline and tread contour
Structure, in Fig. 2, horizontal direction is tire axial, and vertical direction is that tire is circumferential, and CL is the equatorial plane.
As shown in figure 1, tire section uses low aspect ratio profile design, its tire section is divided into fetus face 1, tyre bead portion 2
With tire lip 3, to lift tire-contact area, manipulation stability is improved, the aspect ratio of tire is arranged to 0.6 ~ 0.8（It is flat
Than：That is the ratio between profile height H and section width W of the crown A away from wheel rim internal diameter B）, can oversize tyre section width W,
When tire in motion so that the increase of the width of tire centerline ground area（Center ground area refers between two chain-dotted lines
Region）（As shown in Figure 2）, its width W1 reaches the 65% of tread width TW, improves tread surface product, improves tire manipulation
Stability.Separately tyre bead portion 2 is designed using anti-arc, i.e.,：Recess is pointed on the outside of tyre bead, and convex portion is pointed on the inside of tyre bead, using anti-
Arc construction support tyre surface, lift the tread rigidity of tire, it is ensured that the rolling resistance performance of tire.
As shown in Fig. 2 to ensure tire hauling ability, avoid increasing contact area because deflected width of tyre W increases
So as to influence its rolling resistance performance, tire tread pattern is optimized into design, tire tread 1 by it is some using the equatorial plane be anti-
Formed to transverse and longitudinal mine-fills mixing trough unit that is symmetrical and being staggered, each transverse and longitudinal mine-fills mixing trough unit 50 is by the first transverse and longitudinal mine-fills mixing trough 10, the
Two transverse and longitudinal mine-fills mixing troughs 20 and the 3rd transverse and longitudinal mine-fills mixing trough 30, which are connected with each other, to be formed, decorative pattern and the equatorial plane rotation 180 degree of the left and right sides
And it is symmetrical arranged, it can be ensured that tire hauling ability.Wherein the first transverse and longitudinal mine-fills mixing trough 10 is by the first traverse furrow 10a and the first longitudinal furrow 10b
Interconnection forms, and axial width W2s of the first longitudinal furrow 10b away from the equatorial plane is arranged to the 10% ~ 15% of tread width TW, and second is horizontal
Vertical mine-fills mixing trough 20 is connected with each other by the second traverse furrow 20a and the second longitudinal furrow 20b to be formed, and the second longitudinal furrow 20b is axially wide away from the equatorial plane
Degree W3 is arranged to the 20% ~ 25% of tread width TW, and the 3rd transverse and longitudinal mine-fills mixing trough 30 is mutual by the 3rd traverse furrow 30a and the 3rd longitudinal furrow 30b
It is formed by connecting, axial width W4s of the 3rd longitudinal furrow 30b away from the equatorial plane is arranged to the 30% ~ 35% of tread width TW, each first longitudinal furrow
10b, the second longitudinal furrow 20b, the 3rd longitudinal furrow 30b circumferential lengths L1 are respectively set to total circumference of one group of transverse and longitudinal mine-fills mixing trough unit 50
The 30% ~ 35% of length L, each longitudinal furrow shift to install in the axial direction, are set using the position distribution and length of longitudinal furrow, it can be ensured that tire
Rolling resistance performance.
The another hauling ability for further raising tire, the second longitudinal furrow 20b and the 3rd longitudinal furrow 30b are separately positioned on second
Traverse furrow 20a and the 3rd traverse furrow 30a middle part, and increase by one between the axial direction of the first transverse and longitudinal mine-fills mixing trough 10 and continuously mix in length and breadth
Close thin groove 40 staggeredly, the width W5 of thin groove 40 is 0.5mm ~ 2mm, the folder between thin longitudinal furrow 40a and thin traverse furrow 40b
Angle α is arranged to 145 ° ~ 165 °, can increase pattern edge composition, further improves the hauling ability of tire.
After the utility model technology, 110/70-12 tire, compared with the tire of past case, embodiment are manufactured experimently
Tire in motion, it can be ensured that tire is drawn and rolling resistance performance, and it manipulates stability example excellent performance than ever.
Key point of the present utility model is improved by tire section profile and tread pattern structure optimization design, tire
Section uses low aspect ratio profile design, and tyre bead portion is set using anti-arc so that tire is rigidly lifted, and increases access area field width
Degree, contact area is lifted, improve tire manipulation stability.Tire tread is made up of multigroup transverse and longitudinal mine-fills mixing trough, multigroup transverse and longitudinal mixing
Longitudinal furrow in ditch is staggered on axial and circumferential, and increases by one between the axial direction of the first transverse and longitudinal mine-fills mixing trough and continuously indulge
It is horizontal mixing staggeredly thin groove, when tire in motion, it can be ensured that the traction of tire and rolling resistance performance, lifting tire behaviour
Control stability.
It is described above, only it is the utility model embodiment, any limit not is made to technical scope of the present utility model
System, therefore every any trickle amendment made according to the technical essence of the utility model to above example, equivalent variations are with repairing
Decorations, in the range of still falling within technical solutions of the utility model.
Claims (6)
1. a kind of tricycle pneumatic tire, its tire section includes fetus face, tyre bead portion and tire lip；It is characterized in that：Institute
State tyre bead portion to design using anti-arc, i.e., recess is pointed on the outside of tyre bead, and convex portion is pointed on the inside of tyre bead；The aspect ratio of tire is arranged to
0.6~0.8；It is and tire tread is made up of some by reverse symmetry and the transverse and longitudinal mine-fills mixing trough unit that is staggered of the equatorial plane, i.e., left
The transverse and longitudinal mine-fills mixing trough unit of right both sides rotates 180 degree with the equatorial plane and is symmetrical arranged, and each transverse and longitudinal mine-fills mixing trough unit is by the first transverse and longitudinal
Mine-fills mixing trough, the second transverse and longitudinal mine-fills mixing trough and the 3rd transverse and longitudinal mine-fills mixing trough are connected with each other and formed.
2. tricycle pneumatic tire as claimed in claim 1, it is characterised in that：The first transverse and longitudinal mine-fills mixing trough is horizontal by first
Ditch and the first longitudinal furrow, which are connected with each other, to be formed, and axial width of first longitudinal furrow away from the equatorial plane is arranged to the 10% ~ 15% of tread width；The
Two transverse and longitudinal mine-fills mixing troughs are connected with each other by the second traverse furrow and the second longitudinal furrow and formed, and axial width of second longitudinal furrow away from the equatorial plane is arranged to
The 20% ~ 25% of tread width, the 3rd transverse and longitudinal mine-fills mixing trough are connected with each other by the 3rd traverse furrow and the 3rd longitudinal furrow and formed, and the 3rd longitudinal furrow is away from red
The axial width in road face is arranged to the 30% ~ 35% of tread width.
3. tricycle pneumatic tire as claimed in claim 2, it is characterised in that：Each first longitudinal furrow, the second longitudinal furrow,
The circumferential lengths of three longitudinal furrows be respectively set to one group in length and breadth total circumferential lengths of mine-fills mixing trough unit 30% ~ 35%, each first longitudinal furrow,
Second longitudinal furrow, the 3rd longitudinal furrow shift to install in the axial direction.
4. tricycle pneumatic tire as claimed in claim 2 or claim 3, it is characterised in that：Second longitudinal furrow and the 3rd longitudinal furrow
It is separately positioned on the middle part of the second traverse furrow and the 3rd traverse furrow.
5. tricycle pneumatic tire as claimed in claim 1, it is characterised in that：The axial direction of the first transverse and longitudinal mine-fills mixing trough
Between the continuous thin groove mixed in length and breadth staggeredly of increase by one.
6. tricycle pneumatic tire as claimed in claim 5, it is characterised in that：The width of the thin groove for 0.5mm ~
2mm, it includes thin longitudinal furrow and thin traverse furrow, and thin angle between longitudinal furrow and thin traverse furrow is 145 ° ~ 165 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921850.4U CN207028722U (en) | 2017-07-27 | 2017-07-27 | Tricycle pneumatic tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720921850.4U CN207028722U (en) | 2017-07-27 | 2017-07-27 | Tricycle pneumatic tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207028722U true CN207028722U (en) | 2018-02-23 |
Family
ID=61462143
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720921850.4U Active CN207028722U (en) | 2017-07-27 | 2017-07-27 | Tricycle pneumatic tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207028722U (en) |
-
2017
- 2017-07-27 CN CN201720921850.4U patent/CN207028722U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |