CN106585291B - The combining structure of pneumatic tire and wheel rim - Google Patents
The combining structure of pneumatic tire and wheel rim Download PDFInfo
- Publication number
- CN106585291B CN106585291B CN201611160123.7A CN201611160123A CN106585291B CN 106585291 B CN106585291 B CN 106585291B CN 201611160123 A CN201611160123 A CN 201611160123A CN 106585291 B CN106585291 B CN 106585291B
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- Prior art keywords
- cascaded surface
- wheel rim
- cascaded
- tyre bead
- bead
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/02—Seating or securing beads on rims
- B60C15/024—Bead contour, e.g. lips, grooves, or ribs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B21/00—Rims
- B60B21/10—Rims characterised by the form of tyre-seat or flange, e.g. corrugated
- B60B21/102—Rims characterised by the form of tyre-seat or flange, e.g. corrugated the shape of bead seats
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/0009—Tyre beads, e.g. ply turn-up or overlap features of the carcass terminal portion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/02—Seating or securing beads on rims
- B60C15/0209—Supplementary means for securing the bead
- B60C15/0226—Supplementary means for securing the bead the bead being secured by protrusions of the rim extending from the bead seat, e.g. hump or serrations
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60B—VEHICLE WHEELS; CASTORS; AXLES FOR WHEELS OR CASTORS; INCREASING WHEEL ADHESION
- B60B2900/00—Purpose of invention
- B60B2900/50—Improvement of
- B60B2900/521—Tire mounting or removal
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C15/00—Tyre beads, e.g. ply turn-up or overlap
- B60C15/02—Seating or securing beads on rims
- B60C15/024—Bead contour, e.g. lips, grooves, or ribs
- B60C2015/0245—Bead lips at the bead toe portion, i.e. the axially and radially inner end of the bead
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention discloses the combining structure of a kind of pneumatic tire and wheel rim, and it includes tyre bead, wheel rim, and wherein tyre bead includes tire toe, tire heel and the tyre bead bottom surface being in contact with wheel rim；The tyre bead bottom surface is arranged to tyre bead cascaded surface along tire axial, and tyre bead cascaded surface is that the tyre bead cascaded surface is set along tire circle, and is seamlessly transitted between adjacent steps face for circular arc from tyre surface center to sidewall direction in the setting risen progressively；And the wheel rim cascaded surface for setting down corresponding with tyre bead cascaded surface to close on the bcad seats of supporting wheel rim.The hierarchic structure closed by the mutual down of tyre bead and wheel rim, multiple contact surfaces of tyre bead bottom surface and wheel rim are added in the axial direction, increase the frictional force between wheel rim and tyre bead, and provide the binding force of direction of principal axis, can effectively solve tire blast it is very low when, or under the conditions of high loading, zig zag etc., the problem of knocking over, tire anti-knocking over ability is improved while the handling between wheel rim and tire are not influenceed.
Description
Technical field
The invention mainly relates to a kind of wheel group structure, the combining structure of particularly a kind of pneumatic tire and wheel rim.
Background technology
Tire is subject to the housing of motive power, by tyre surface, sidewall, cushion（Or belt）, cord and tyre bead etc.
Composition.Tyre bead A ' wherein shown in Fig. 1, Fig. 2 is the part that tire directly contacts with wheel rim B ', and main function is to fix tire
On wheel rim B '（As shown in Figure 3）, and resistance makes the active force of cover tire disengaging wheel rim, therefore tire and wheel when vehicle is run
Rim B ' matching problem is often by the security as a performance indications reflection tire.Traditional tyre bead A ' contacts with wheel rim B '
Position is mostly smooth ramp, i.e., the tyre bead A ' structures of existing tire include tire toe a ', tire heel b ' and the tyre bead contacted with wheel rim
Bottom surface c ', the tyre bead bottom surface c ' feature are smooth ramp, when tire blast is very low or in conditions such as high loading, zig zags
Under, easily there is knocking over phenomenon in tire bead portion A ' and wheel rim B '.To solve the above problems, conventional technology is to improve tire
Bead part A ' and wheel rim B ' make a concerted effort, can so effectively improve bead unseating resistance and but increase tire bead portion A ' and wheel rim
The difficulty loaded and unloaded between B ', and assembly manipulation it is improper can also exist can not inflate the risk of traveling, it is therefore contemplated that one kind has
The tire of good anti-knocking over.
The content of the invention
It is an object of the invention to provide the combining structure of a kind of pneumatic tire and wheel rim, tire and wheel rim are not being influenceed
The anti-knocking over ability of tire is improved while assembling.
To achieve the above object, solution of the invention is：
A kind of combining structure of pneumatic tire and wheel rim, it includes tyre bead, wheel rim, wherein tyre bead include tire toe, tire heel with
And the tyre bead bottom surface being in contact with wheel rim；Wherein：The tyre bead bottom surface is arranged to tyre bead cascaded surface, and tyre bead along tire axial
Cascaded surface is to be set from tyre surface center to sidewall direction in the setting risen progressively, the tyre bead cascaded surface along tire circle, and
Adjacent steps seamlessly transit between face for circular arc；And down corresponding with tyre bead cascaded surface is set to close on the bcad seats of supporting wheel rim
Wheel rim cascaded surface.
The step that the tyre bead bottom surface is provided with axially forms three cascaded surfaces：From tyre surface center to sidewall direction
Be followed successively by the first cascaded surface, the second cascaded surface, the 3rd cascaded surface, each cascaded surface is set along tire circle, the first cascaded surface with
Seamlessly transitted between second cascaded surface, between the second cascaded surface and the 3rd cascaded surface using circular arc, the first cascaded surface and the 3rd
Cascaded surface is parallel；Then corresponding wheel rim is followed successively by the first wheel rim cascaded surface, the second wheel rim ladder from tyre surface center to sidewall direction
Face, third round rim cascaded surface, the first wheel rim cascaded surface are parallel with third round rim cascaded surface.
First cascaded surface is 3 ° ~ 10 ° with axial angle, the first wheel rim cascaded surface and the angle and tyre bead first of axial direction
Cascaded surface is equal with axial angle.
The distance between described first cascaded surface and the 3rd cascaded surface, i.e. the first ladder height for bead width 5% ~
10%；Second cascaded surface and the first cascaded surface angle are 95 ° ~ 110 °, the first wheel rim cascaded surface of wheel rim and the second wheel rim rank
The angle of tread and the first cascaded surface of tyre bead bottom surface are equal with the angle of the second cascaded surface.
Length of first cascaded surface on axial cross section is the 30% ~ 50% of bead width；The third round of the wheel rim
Rim cascaded surface length and the 3rd cascaded surface equal length of tyre bead bottom surface；The ladder height of wheel rim and the height of the cascaded surface of tyre bead the 3rd
Spend equal.
Two steps that the tyre bead bottom surface is provided with axially form five cascaded surfaces, from tyre surface center to sidewall direction
The first cascaded surface, the second cascaded surface, the 3rd cascaded surface, fourth order tread, the 5th cascaded surface, each cascaded surface are followed successively by along circle
Set, between the first cascaded surface and the second cascaded surface, between the second ladder and the 3rd cascaded surface, the 3rd cascaded surface and fourth order it is terraced
Seamlessly transitted between face, between fourth order tread and the 5th cascaded surface using circular arc, the first cascaded surface and the 3rd cascaded surface,
Five cascaded surfaces are parallel.
First cascaded surface is 3 ° ~ 10 ° with axial angle, the first wheel rim cascaded surface and the angle and tyre bead first of axial direction
Cascaded surface is equal with the angle of axial angle.
The distance between described first cascaded surface and the 3rd cascaded surface and the distance of the 3rd cascaded surface and the 5th cascaded surface it
With 5% ~ 10% for bead width；The distance between described first cascaded surface and the 3rd cascaded surface for bead width 2.5% ~
5%, the distance of the 3rd cascaded surface and the 5th cascaded surface is the 2.5% ~ 5% of bead width.
The angle of first cascaded surface and the second cascaded surface is 95 ° ~ 110 °, then the first wheel rim cascaded surface of wheel rim and
The angle of two wheel rim cascaded surfaces is equal with the angle of the second cascaded surface with the first cascaded surface of tyre bead；Fourth order tread and the 5th rank
Tread angle is 95 ° ~ 110 °, then the 4th of the angle and bead part of the third round rim cascaded surface of wheel rim and fourth round rim cascaded surface
Cascaded surface is equal with the 5th cascaded surface angle；Length of first cascaded surface on axial cross section for bead width 20% ~
30%, length of the 3rd cascaded surface on axial cross section is the 20% ~ 30% of bead width.
The third round rim cascaded surface length of the wheel rim, the 5th wheel rim cascaded surface length respectively with the 3rd cascaded surface on tyre bead
Length, the 5th cascaded surface equal length；The ladder height of wheel rim is equal with the ladder height on tyre bead respectively.
After such scheme, the present invention is added in axial direction by the hierarchic structure of the mutual down of tyre bead and wheel rim conjunction
Multiple contact surfaces of upper tyre bead and wheel rim, the frictional force between wheel rim and tyre bead is increased, and the binding force of direction of principal axis is provided,
Can effectively solve tire blast it is very low when or under the conditions of high loading, zig zag etc., the problem of knocking over, do not influenceing wheel rim
Tire anti-knocking over ability is improved while handling between tire.
Brief description of the drawings
Fig. 1 is the structural representation of existing tire bead；
Fig. 2 is existing wheel rim partial schematic diagram；
Fig. 3 is that existing tire bead assembles partial schematic diagram with wheel rim；
Fig. 4 is the tire bead structure schematic diagram of the embodiment of the present invention 1；
Fig. 5 is the wheel rim partial schematic diagram of the embodiment of the present invention 1；
Fig. 6 is the tire bead and wheel rim assembling schematic diagram of the embodiment of the present invention 1；
Fig. 7 A are the bead structure schematic diagram 1 of the embodiment of the present invention 2；
Fig. 7 B are the bead structure schematic diagram 2 of the embodiment of the present invention 2；
Fig. 8 A are partially schematic Fig. 1 of wheel rim of the embodiment of the present invention 2；
Fig. 8 B are partially schematic Fig. 2 of wheel rim of the embodiment of the present invention 2；
Fig. 9 is the tire bead and wheel rim assembling schematic diagram of the embodiment of the present invention 2.
Embodiment
Embodiments of the present invention are explained below in conjunction with accompanying drawing：
As shown in Figures 4 to 6, present invention is disclosed the combining structure of a kind of pneumatic tire and wheel rim, it includes bead part
A, wheel rim B, wherein bead part A include tire toe 1, tire heel 2 and the tyre bead bottom surface 3 being in contact with wheel rim B；The key of the present invention exists
In：
The tyre bead bottom surface 3 is arranged to tyre bead cascaded surface along tire axial, and tyre bead cascaded surface be from tyre surface center to
Sidewall direction is in the setting risen progressively as shown in Fig. 4 arrows, and the tyre bead cascaded surface is set along tire circle, and adjacent steps
Seamlessly transitted between face for circular arc；And the wheel rim for setting down corresponding with tyre bead cascaded surface to close on supporting wheel rim B bcad seats
Cascaded surface.
Coordinate the embodiment of the present invention 1 shown in Fig. 4 to Fig. 6, the tyre bead bottom surface 3 is provided with a step axially
Into three cascaded surfaces：The first cascaded surface 31, the second cascaded surface are followed successively by as shown in Fig. 4 arrows from tyre surface center to sidewall direction
32nd, the 3rd cascaded surface 33, each cascaded surface is set along tire circle, between the first cascaded surface 31 and the second cascaded surface 32, second
Seamlessly transitted between the cascaded surface 33 of cascaded surface 32 and the 3rd using circular arc.
First cascaded surface 31 is 3 ° ~ 10 ° with axial angle γ, it is contemplated that tyre bead bottom surface 3 and wheel rim B contacts are equal
Even property, lift frictional force to greatest extent and then improve the ability of anti-knocking over, it is preferred that the first cascaded surface 31 and the 3rd cascaded surface
33 is parallel.
The distance between first cascaded surface 31 and the 3rd cascaded surface 33 be the first ladder height H be bead width W 5% ~
10%, consider that the down of tyre bead A and wheel rim B ladder closes property, increase tyre bead bottom surface 3 and wheel rim B contacts area with improve frictional force and
The binding force of axial direction, the first ladder height H are preferably not less than the 5% of bead width W, and the first ladder height H is unsuitable too low, too low
Then down closes ineffective, can not improve anti-knocking over ability.Although the projected area of cascaded surface in the axial direction is bigger, anti-knocking over effect
It is more notable, but the first ladder height H is excessive, causes curtain yarn distribution in tyre bead A irregular, and because stress is concentrated easily at ladder
Damage, therefore the first ladder height H is preferably not greater than the 10% of bead width W.
It is preferred that the second cascaded surface 32 and the angle α 1 of the first cascaded surface 31 are 95 ° ~ 110 °, it is contemplated that increase bead part A and wheel
For rim B contacts area to improve frictional force, angle α 1 is unsuitable too small, preferably greater than 95 °, it is contemplated that improves the constraint of tyre bead axial direction
Power, angle α 1 is unsuitable excessive, preferably no greater than 110 °.
On axial cross section, the length L1 of the first cascaded surface 31 is the 30% ~ 50% of bead width W, and being arranged such to improve
The integral rigidity of ladder is ensured while binding force on tyre bead A axial directions and tyre bead bottom surface 3 is rigid is uniformly distributed.
Being optimal of cooperation of convenience and tyre bead A and wheel rim B during in order to realize dress tire, coordinates tyre bead bottom surface 3
Hierarchic structure, the cascaded surface for setting phase down therewith to close on wheel rim B bcad seats, the wheel rim B is from tyre surface center to sidewall
Direction as arrows in fig. 5, is followed successively by：First wheel rim cascaded surface 31 ', the second wheel rim cascaded surface 32 ', third round rim cascaded surface
33 ', the first wheel rim cascaded surface 31 ' is equal with axial angle γ with the angle γ ' and the first cascaded surface of tyre bead 31 of axial direction.
On axial cross section, the first wheel rim cascaded surface 31 ' is parallel with third round rim cascaded surface 33 ', wheel rim B the first wheel rim
First cascaded surface 31 of the angle α 1 ' and tyre bead bottom surface of cascaded surface 31 ' and the second wheel rim cascaded surface 32 ' and the second cascaded surface 32
Angle α 1 is equal；The wheel rim B length m2 of third round rim cascaded surface 33 ' is equal with the length L2 of the 3rd cascaded surface 33 of tyre bead bottom surface 3；
Height h and the first cascaded surface of tyre bead bottom surface between wheel rim B the first wheel rim cascaded surface 31 ' and third round rim cascaded surface 33 '
31 is equal with the height H of the 3rd cascaded surface 33.
The embodiment of the present invention 2 as shown in Fig. 7 A to Fig. 9, tyre bead bottom surface 4 therein are provided with two steps axially
Five cascaded surfaces are formed, are followed successively by the first cascaded surface 41, the second ladder as shown in Fig. 7 A arrows from tyre surface center to sidewall direction
Face 42, the 3rd cascaded surface 43, fourth order tread 44, the 5th cascaded surface 45, set along circle, the first cascaded surface 41 and second-order
Between tread 42, between the second cascaded surface 42 and the 3rd cascaded surface 43, between the 3rd cascaded surface 43 and fourth order tread 44, the 4th
Seamlessly transitted between the cascaded surface 45 of cascaded surface 44 and the 5th using circular arc.
First cascaded surface 41 is 3 ° ~ 10 ° with axial angle γ 1, it is contemplated that tyre bead bottom surface 4 and wheel rim B contacts
Uniformity, lift frictional force to greatest extent and then improve the ability of anti-knocking over, it is preferred that the first cascaded surface 41 and the 3rd rank
Tread 43, the 5th cascaded surface 45 are parallel.
The distance between first cascaded surface 41 and the 3rd cascaded surface 43 are that the first ladder height be H1, the 3rd cascaded surface 43 and
The distance between 5th cascaded surface 45 is that the second ladder height is H2, and the overall height H of ladder is the first ladder height and second-order
Terraced height sum is：H=H1+H2, preferably overall height H are the 5% ~ 10% of bead width W, and further, the first ladder height H1 is
The 2.5% ~ 5% of bead width W, the second ladder height H2 are the 2.5% ~ 5% of bead width W, consider the ladder down of tyre bead and wheel rim
Conjunction property, increase tyre bead bottom surface 4 is with wheel rim B contacts area to improve the binding force of frictional force and axial direction, and ladder overall height H is preferably not
Less than the 5% of bead width W, ladder total height is unsuitable too low, and too low then down conjunction is ineffective, can not improve anti-knocking over ability.To the greatest extent
The projected area of pipe cascaded surface in the axial direction is bigger, and anti-knocking over effect is more notable, but the overall height H of ladder is excessive, causes tyre bead
The distribution of curtain yarn is irregular in portion A, and concentrates and be easily damaged because of stress at ladder, therefore ladder overall height H is preferably not greater than tire
Enclose the 10% of width W2.
It is preferred that the angle α 2 of the first cascaded surface 41 and the second cascaded surface 42 is 95 ° ~ 110 °, the 3rd cascaded surface 43 and the 5th rank
The angle β of tread 44 is 95 ° ~ 110 °.Consider the optimization of down conjunction and the uniformity of bead part A entirety stress, it is excellent to take 2=β of α, together
When, in order to increase tyre bead bottom surface 4 with wheel rim B contacts area to improve frictional force, the angle [alpha] 2 of ladder, β are unsuitable too small, preferably not
Less than 95 °, it is contemplated that improve the binding force on tyre bead A axial directions, α 2, β are unsuitable excessive, preferably no greater than 110 °
On axial cross section, the excellent length L3 for taking the first cascaded surface 41 is the 20% ~ 30% of bead width W, the 3rd cascaded surface
43 length L4 is the 20% ~ 30% of bead width W, and being arranged such can ensure that the second cascaded surface 42, fourth order tread 44 are improving
Cascaded surface overall rigidity is ensured while binding force on tyre bead A axial directions and tyre bead bottom surface 4 is rigid is uniformly distributed.
In order to realize convenience during dress tire, and being optimal of cooperation of tyre bead A and wheel rim, coordinate tyre bead A rank
Terraced structure, sets the ladder that phase down closes therewith on wheel rim B bcad seats, and the wheel rim B includes：First wheel rim cascaded surface 41 ',
Second wheel rim cascaded surface 42 ', third round rim cascaded surface 43 ', fourth round rim cascaded surface 44 ', the 5th wheel rim cascaded surface 45 ', wherein
First wheel rim cascaded surface 41 ' is equal with axial angle γ 1 angle with the angle γ 1 ' and the first cascaded surface of tyre bead 41 of axial direction.
On axial cross section, the first wheel rim cascaded surface 41 ' and third round rim cascaded surface 43 ', the 5th wheel rim cascaded surface 45 ' are flat
OK.Wheel rim B the first wheel rim cascaded surface 41 ' and the angle α 2 ' of the second wheel rim cascaded surface 42 ', wheel rim B third round rim ladder
The angle β ' of face 43 ' and fourth round rim cascaded surface 44 ' the first cascaded surfaces 41 and the second cascaded surface 42 with tyre bead bottom surface 4 respectively
Angle α 2, the 3rd cascaded surface 43 it is equal with the angle β of fourth order tread 44；The wheel rim B length of third round rim cascaded surface 43 '
M4, the length m5 of the 5th wheel rim cascaded surface 45 ' grow with the length L4 of the 3rd cascaded surface 43, the 5th cascaded surface 45 on tyre bead bottom surface 4 respectively
It is equal to spend L5；First ladder height H1 upper with tyre bead A, the second ladder height H2 are equal respectively by wheel rim B ladder height h1, h2.
Arrangement above closes the hierarchic structure of tyre bead and the mutual down of hierarchic structure of wheel rim, add in the axial direction tyre bead with
Multiple contact surfaces of wheel rim, the frictional force between wheel rim and tyre bead is increased, and the binding force of direction of principal axis is provided, do not influenceed
Tire anti-knocking over ability is improved while handling between wheel rim and tire.After the technology of the present invention, can effectively it solve
When certainly tire blast is very low or under the conditions of high loading, zig zag etc., the problem of knocking over.
It is described above, only it is the embodiment of the present invention, is not intended to limit the scope of the present invention, thus it is every
Any subtle modifications, equivalent variations and modifications that technical spirit according to the present invention is made to above example, still fall within this
In the range of inventive technique scheme.
Claims (7)
1. the combining structure of a kind of pneumatic tire and wheel rim, it includes tyre bead, wheel rim, wherein tyre bead include tire toe, tire heel and
The bead part bottom surface being in contact with wheel rim；It is characterized in that：The bead part bottom surface is arranged to tyre bead cascaded surface along tire axial,
And tyre bead cascaded surface is to be set from tyre surface center to sidewall direction in the setting risen progressively, the tyre bead cascaded surface along tire circle
Put, and seamlessly transitted between adjacent steps face for circular arc；And set and tyre bead cascaded surface phase on the bcad seats of supporting wheel rim
The wheel rim cascaded surface that corresponding down closes；The step that the tyre bead bottom surface is provided with axially forms three cascaded surfaces：From tyre surface
Center is followed successively by the first cascaded surface, the second cascaded surface, the 3rd cascaded surface to sidewall direction, and each cascaded surface is set along tire circle
Put, seamlessly transitted between the first cascaded surface and the second cascaded surface, between the second cascaded surface and the 3rd cascaded surface using circular arc, the
One cascaded surface is parallel with the 3rd cascaded surface；Corresponding wheel rim be followed successively by from tyre surface center to sidewall direction the first wheel rim cascaded surface,
Second wheel rim cascaded surface, third round rim cascaded surface, the first wheel rim cascaded surface are parallel with third round rim cascaded surface；First ladder
Length of the face on axial cross section is the 30% ~ 50% of bead width；The third round rim cascaded surface length of the wheel rim and tyre bead bottom
The 3rd cascaded surface equal length in face；The ladder height of wheel rim is equal with the height of the cascaded surface of tyre bead the 3rd.
2. the combining structure of pneumatic tire as claimed in claim 1 and wheel rim, it is characterised in that：First cascaded surface and axle
It it is 3 ° ~ 10 ° to angle, the first wheel rim cascaded surface is equal with axial angle with the angle and the cascaded surface of tyre bead first of axial direction.
3. the combining structure of pneumatic tire as claimed in claim 1 and wheel rim, it is characterised in that：First cascaded surface and
The distance between three cascaded surfaces, i.e. the first ladder height are the 5% ~ 10% of bead width；Second cascaded surface and the first ladder
Face angle is 95 ° ~ 110 °, the first wheel rim cascaded surface and the angle of the second wheel rim cascaded surface of wheel rim and the first rank of tyre bead bottom surface
Tread is equal with the angle of the second cascaded surface.
4. the combining structure of a kind of pneumatic tire and wheel rim, it includes tyre bead, wheel rim, wherein tyre bead include tire toe, tire heel and
The bead part bottom surface being in contact with wheel rim；It is characterized in that：The bead part bottom surface is arranged to tyre bead cascaded surface along tire axial,
And tyre bead cascaded surface is to be set from tyre surface center to sidewall direction in the setting risen progressively, the tyre bead cascaded surface along tire circle
Put, and seamlessly transitted between adjacent steps face for circular arc；And set and tyre bead cascaded surface phase on the bcad seats of supporting wheel rim
The wheel rim cascaded surface that corresponding down closes；Two steps that the bead part bottom surface is provided with axially form five cascaded surfaces, from tire
Face center to sidewall direction be followed successively by the first cascaded surface, the second cascaded surface, the 3rd cascaded surface, fourth order tread, the 5th cascaded surface,
Each cascaded surface is set along circle, between the first cascaded surface and the second cascaded surface, between the second cascaded surface and the 3rd cascaded surface,
Seamlessly transitted between three cascaded surfaces and fourth order tread, between fourth order tread and the 5th cascaded surface using circular arc, the first rank
Tread is parallel with the 3rd cascaded surface, the 5th cascaded surface；The distance between described first cascaded surface and the 3rd cascaded surface and the 3rd rank
5% ~ 10% apart from sum for bead width of tread and the 5th cascaded surface；Between first cascaded surface and the 3rd cascaded surface
Distance is the 2.5% ~ 5% of bead width, and the distance of the 3rd cascaded surface and the 5th cascaded surface is the 2.5% ~ 5% of bead width.
5. the combining structure of pneumatic tire as claimed in claim 4 and wheel rim, it is characterised in that：First cascaded surface and axle
It it is 3 ° ~ 10 ° to angle, the first wheel rim cascaded surface is equal with the angle of axial direction with the angle and the cascaded surface of tyre bead first of axial direction.
6. the combining structure of pneumatic tire as claimed in claim 4 and wheel rim, it is characterised in that：First cascaded surface and
The angle of two cascaded surfaces is 95 ° ~ 110 °, then the first wheel rim cascaded surface of wheel rim and the angle of the second wheel rim cascaded surface and tyre bead
First cascaded surface is equal with the angle of the second cascaded surface；Fourth order tread and the 5th cascaded surface angle are 95 ° ~ 110 °, then wheel rim
Third round rim cascaded surface and the angle of fourth round rim cascaded surface and the fourth order tread of bead part and the 5th cascaded surface angle phase
Deng；Length of first cascaded surface on axial cross section is the 20% ~ 30% of bead width, and the 3rd cascaded surface is on axial cross section
Length be bead width 20% ~ 30%.
7. the combining structure of pneumatic tire as claimed in claim 4 and wheel rim, it is characterised in that：The third round rim of the wheel rim
Cascaded surface length, the 5th wheel rim cascaded surface length respectively with the 3rd cascaded surface length, the 5th cascaded surface equal length on tyre bead；Wheel
The ladder height of rim is equal with the ladder height on tyre bead respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611160123.7A CN106585291B (en) | 2016-12-15 | 2016-12-15 | The combining structure of pneumatic tire and wheel rim |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611160123.7A CN106585291B (en) | 2016-12-15 | 2016-12-15 | The combining structure of pneumatic tire and wheel rim |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106585291A CN106585291A (en) | 2017-04-26 |
| CN106585291B true CN106585291B (en) | 2018-02-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611160123.7A Active CN106585291B (en) | 2016-12-15 | 2016-12-15 | The combining structure of pneumatic tire and wheel rim |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7067213B2 (en) * | 2018-04-04 | 2022-05-16 | 横浜ゴム株式会社 | Pneumatic tires |
| CN110154649A (en) * | 2019-06-24 | 2019-08-23 | 西安航空制动科技有限公司 | Antislip tubeless Inspection Aircraft Wheels |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4241776A (en) * | 1978-01-21 | 1980-12-30 | Dunlop Limited | Tire and wheel assemblies |
| JPH05503270A (en) * | 1990-12-04 | 1993-06-03 | コンパニー、ゼネラール、デ、ゼタブリスマン、ミシュラン―ミシュラン、エ、コンパニー | Rims with inclined seats and rim and tire assemblies |
| US6276417B1 (en) * | 1998-08-24 | 2001-08-21 | Bridgestone Corporation | Heavy duty pneumatic radial tires with specified bead core compression ratio |
| CN102264551A (en) * | 2008-12-23 | 2011-11-30 | 倍耐力轮胎股份公司 | Wheel for vehicles |
| CN206306742U (en) * | 2016-12-15 | 2017-07-07 | 厦门正新橡胶工业有限公司 | The combining structure of pneumatic tire and wheel rim |
-
2016
- 2016-12-15 CN CN201611160123.7A patent/CN106585291B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4241776A (en) * | 1978-01-21 | 1980-12-30 | Dunlop Limited | Tire and wheel assemblies |
| JPH05503270A (en) * | 1990-12-04 | 1993-06-03 | コンパニー、ゼネラール、デ、ゼタブリスマン、ミシュラン―ミシュラン、エ、コンパニー | Rims with inclined seats and rim and tire assemblies |
| US6276417B1 (en) * | 1998-08-24 | 2001-08-21 | Bridgestone Corporation | Heavy duty pneumatic radial tires with specified bead core compression ratio |
| CN102264551A (en) * | 2008-12-23 | 2011-11-30 | 倍耐力轮胎股份公司 | Wheel for vehicles |
| CN206306742U (en) * | 2016-12-15 | 2017-07-07 | 厦门正新橡胶工业有限公司 | The combining structure of pneumatic tire and wheel rim |
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| Publication number | Publication date |
|---|---|
| CN106585291A (en) | 2017-04-26 |
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