CN106143000A - Exempt from rim strip pneumatic tire - Google Patents
Exempt from rim strip pneumatic tire Download PDFInfo
- Publication number
- CN106143000A CN106143000A CN201610742405.1A CN201610742405A CN106143000A CN 106143000 A CN106143000 A CN 106143000A CN 201610742405 A CN201610742405 A CN 201610742405A CN 106143000 A CN106143000 A CN 106143000A
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- China
- Prior art keywords
- tire
- enhancement layer
- type enhancement
- type
- skeleton
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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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
- B60C15/06—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead
- B60C15/0628—Flipper strips, fillers, or chafing strips and reinforcing layers for the construction of the bead comprising a bead reinforcing layer
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tires In General (AREA)
Abstract
The invention discloses one and exempt from rim strip pneumatic tire, including carcass, tyre bead, this tyre bead includes that tire toe, tire are called in person；Wherein the tire place inside in two tyre bead positions is each provided with the L-type enhancement Layer arranged along tire circumference circle, and arranges skeleton in L-type enhancement Layer；This L-type enhancement Layer extends along tire radial direction inside and tire axial and arranges in gradually minimal thickness respectively at tire toe, and the enhancement Layer being consequently formed is in " L-type ".The present invention is compared with the use tire flap of prior art; tyre bead intensity promotes relatively; after tire and wheel rim are completed; tire L-type enhancement Layer inside contacts with wheel rim; it is avoided that tire toe cuts the inner tube of a tyre, thus protects the inner tube of a tyre, and need not when filling tire assemble rim strip; reduce labor intensity, improve work efficiency simultaneously.
Description
Technical field
The present invention relates to a kind of pneumatic tire, particularly relate to one and exempt from rim strip pneumatic tire.
Background technology
It is known that tire is installed on wheel rim, such as Fig. 1, after tire used time length, the inner tube of a tyre 2 ' and the tire lip of tire
Portion rubs, and the easy comforter batt toe 3 ' of the inner tube of a tyre 2 ' is cut, and What is more, and the inner tube of a tyre 2 ' is likely clipped in wheel rim bcad seats 4 ' and bead part 6 '
Between, clip broken the inner tube of a tyre 2 '.
For solve the problems referred to above, existing dress tire often use tire flap 1 ', such as Fig. 2, tire flap 1 ' prevents the inner tube of a tyre
2 ' are cut by tyre cover toe 3 ' thus play the effect of the protection inner tube of a tyre.But, practical effect is the most preferable, and tire exists
Using under conditions of load-carrying, the marginal portion of tire flap 1 ' contacts with the inner tube of a tyre 2 ', and both rub repeatedly, rim strip 1 ' sharp edge
Edge makes the inner tube of a tyre 2 ' be destroyed.Tire flap 1 ' is repeatedly cut by tyre cover toe 3 ' and also results in tire flap 1 ' and ftracture,
Tire flap 1 ' cracking mouth and the inner tube of a tyre 2 ' continuous frictional, ultimately result in the inner tube of a tyre 2 ' and rupture.Additionally, the tire used time for a long time with
After, tire flap 1 ' is sticked together with the inner tube of a tyre 2 ', also results in tire flap when changing the inner tube of a tyre 2 ' and scraps, again changes wheel
Tyre cushion band, causes waste.
Summary of the invention
It is an object of the invention to provide one and exempt from rim strip pneumatic tire, it is not only effectively improved tyre bead intensity, prevents from carrying
Under conditions of Chong, tire toe upwarps the incised wound inner tube of a tyre, and labor intensity when alleviating dress tire is to improve work efficiency.
For achieving the above object, the solution of the present invention is:
One exempts from rim strip pneumatic tire, and including carcass, tyre bead, this tyre bead includes that tire toe, tire are called in person；Wherein: in two tyre bead positions
Tire place inside is each provided with the L-type enhancement Layer arranged along tire circumference circle, and arranges skeleton in L-type enhancement Layer；This L
Type enhancement Layer extends along tire radial direction inside and tire axial and arranges in gradually minimal thickness respectively at tire toe, and be consequently formed adds
Strong layer is in " L-type ".
Described tire toe position is to the maximum gauge that vertical dimension is L-type enhancement Layer on L-type enhancement Layer surface, this maximum gauge
20%-40% for tire lip width.
Described L-type enhancement Layer from tire toe along the 10%-30% of the most radially extending a length of tire section height of tire.
The axial length that described L-type enhancement Layer axially extends is the 10%-40% of the spacing of both sides tire toe.
The end that described L-type enhancement Layer radially extends seamlessly transits, the radial surface of the longitudinal end of L-type enhancement Layer and wheel
Tire is formed radially the angle of 15 °-25 °, and the axially extended end of L-type enhancement Layer also seamlessly transits, L-type enhancement Layer axial
The axial surface of end and tire axial are formed with the angle of 5 °-15 °.
The material of the skeleton arranged in described L-type enhancement Layer is nylon.
The part that described skeleton radially extends inside along tire, definition skeleton is b with tire vertical dimension inside, definition
Skeleton is a with the vertical dimension of L-type enhancement Layer inner surface, then；Skeleton is extended along tire axial
Part, the vertical dimension of definition skeleton and L-type enhancement Layer inner surface is c, and definition skeleton with the vertical dimension of tyre bead bottom surface is
D, then。
Described skeleton is the 30%-45% of radially extending a length of L-type enhancement Layer radical length along tire direction inside, along wheel
The axially extended axial length of tire is the 30%-45% of L-type enhancement Layer axial length.
Using after such scheme, the present invention is by being each provided with L-type enhancement Layer at the tire of carcass place inside, and in it
Being provided with skeleton, compared with the use tire flap of prior art, tyre bead intensity promotes relatively, after tire and wheel rim are completed,
Tire L-type enhancement Layer inside contacts with wheel rim, is avoided that tire toe cuts the inner tube of a tyre, thus protects the inner tube of a tyre, and at dress tire
Time need not assemble rim strip, reduce labor intensity, improve work efficiency simultaneously.
Accompanying drawing explanation
Fig. 1 is that the rim strip tire of not installing of prior art assembles partial schematic diagram with wheel rim；
Fig. 2 is that the installation rim strip tire of prior art assembles partial schematic diagram with wheel rim；
Fig. 3 be the present invention exempt from rim strip pneumatic tire schematic cross-section；
Fig. 4 is that the tire of the present invention assembles schematic diagram with wheel rim；
Fig. 5 is that the tire of the present invention assembles partial schematic diagram with wheel rim.
Detailed description of the invention
Below in conjunction with accompanying drawing explanation embodiments of the present invention:
In order to preferably describe present disclosure, first make defined below: radial direction refers to be perpendicular to the rotary shaft of tire
Direction (radial direction is corresponding to the thickness direction of tyre surface)；Axial direction refers to be parallel to the direction of the rotary shaft of tire；Circumference
Direction refers to the arbitrary direction tangential centered by rotary shaft, and circumferential direction is perpendicular to axial direction and radial direction.
As shown in Fig. 3,4,5, present invention is disclosed one and exempt from rim strip pneumatic tire, it includes carcass 7, tyre bead 6, tyre bead 6
Including tire toe, tire heel, L-type enhancement Layer, the present invention it is critical only that: the tire in two tyre bead 6 positions is each provided with edge at 8 inside
Tire circumference circle arranges L-type enhancement Layer 1 and is provided with skeleton 5 in L-type enhancement Layer 1.Coordinate shown in Fig. 3,4,5,
On tire axial cross section, this L-type enhancement Layer 1 at tire toe 3 respectively along tire inside 8 and axially extending and set in gradually minimal thickness
Putting, the enhancement Layer being consequently formed is in " L-type ".
Described L-type enhancement Layer 1 maximum gauge h refers to the vertical dimension to L-type enhancement Layer 1 surface of the position with tire toe 3, L-type
The maximum gauge h of enhancement Layer 1 governs it along tire 8 radially extending length L1 inside, the axial length L 2 that axially extends
And the thickness of each point, in order to ensure that these parameters can be arranged on most suitable scope, it is achieved the performance that tire coordinates with wheel rim 4 reaches
Maximum gauge h to optimization, preferably L-type enhancement Layer 1 is the 20%-40% of tire lip width H1, the maximum gauge of described enhancement Layer 1
H is unsuitable blocked up, blocked up, affects heat radiation, wastes sizing material, increases cost.The maximum gauge h of enhancement Layer 1 should not be the thinnest, and mistake is the thinnest easily
L-type enhancement Layer 1 self is in use caused to damage.
Described L-type enhancement Layer 1 is tire section height H2's from tire toe 3 along tire 8 radially extending length L1 inside
10%-30%；The 10%-40% of spacing W that axial length L 2 is both sides tire toe 3 that L-type enhancement Layer 1 axially extends.This is radially
Length L1, axial length L 2 are unsuitable too short, and the too short area making L-type enhancement Layer 1 be coated to the inner tube of a tyre 2 is too small, L-type enhancement Layer 1
Edge still can cut the bad inner tube of a tyre 2, and L-type enhancement Layer 1 length is unsuitable long, long, wastes sizing material, improves cost.
The end 81 that L-type enhancement Layer 1 radially extends seamlessly transits, the radial surface 81a of the longitudinal end of L-type enhancement Layer 1
Being formed radially angled α, the excellent α of taking with tire is 15 °-25 °, and the axially extended end 82 of L-type enhancement Layer 1 also seamlessly transits, L
The axial surface 82a of the axial end portion 82 of type enhancement Layer 1 and tire axial are formed with angle beta, and the excellent β of taking is 5 °-15 °.α, β angle
Unsuitable excessive, excessive then end rigidity is excessive, by during load-carrying at this stress concentrate, cause the inner tube of a tyre 2 to damage, α, β angle should not mistake
Little, too small then L-type enhancement Layer 1 end position is the thinnest, does not has the effect of the protection inner tube of a tyre 2.
Optimization is reached with coordinating of wheel rim, tire when changing the inner tube of a tyre after being unlikely to use a period of time in order to realize tire
L-type enhancement Layer 1 cause damaged tyres, L-type enhancement Layer 1 to use high intensity, high abrasion, tear-resistant together with the inner tube of a tyre 2 adhesion
Elastomeric material, can be rubber, but be not limited to rubber, simultaneously in order to promote the intensity of L-type enhancement Layer 1 and then promote tyre bead 6
Intensity, it is ensured that the load carrying behaviour of tire, L-type enhancement Layer 1 internal layer arranges skeleton 5, can be nylon.On axial cross section, for bone
Frame 5 along tire 8 part radially extended inside, definition skeleton 5 and tire inside 8 vertical dimension be b, definition skeleton 5 and L-type
The vertical dimension of enhancement Layer 1 inner surface is a, excellent takes；The portion that skeleton 5 is extended along tire axial
Point, definition skeleton 5 is c with the vertical dimension of L-type enhancement Layer 1 inner surface, and definition skeleton 5 hangs down with bead base 6a place plane
Straight distance is d, excellent takes；Skeleton 5 is that L-type is strengthened along tire 8 radially extending length L3 in direction inside
The 30%-45% of layer 1 radical length L1, along the 30%-that axially extending length L4 of tire axial is L-type enhancement Layer 1 axial length L 2
45%.Arrangement above is in order to avoid the thin location of L-type enhancement Layer 1 causes skeleton 5 naked with the friction repeatedly of the inner tube of a tyre 2, heat fusing
Dew, damages the inner tube of a tyre, and skeleton 5 can promote L-type enhancement Layer 1 intensity and then promote the intensity at tyre bead 6 simultaneously.
The present invention can prevent from making tire toe upwarp the incised wound inner tube of a tyre under conditions of load-carrying, has an advantage in that tire bead arranges L
Type enhancement Layer, structure, and in it, it is provided with skeleton, compared with the use tire flap of prior art, tyre bead intensity promotes relatively,
Tire and wheel rim, be completed after, tire L-type enhancement Layer inside contacts with wheel rim, is avoided that the tire toe cutting inner tube of a tyre, from
And protect the inner tube of a tyre, and need not assemble rim strip when filling tire, reduce labor intensity, improve work efficiency simultaneously.
The above, the only present invention preferably detailed description of the invention, but protection scope of the present invention is not limited to this, appoints
How those familiar with the art is in the technical scope that invention discloses, and the change that can readily occur in or replacement are all answered
Contain within protection scope of the present invention.
Claims (8)
1. exempting from a rim strip pneumatic tire, including carcass, tyre bead, this tyre bead includes that tire toe, tire are called in person；It is characterized in that: at two tires
The tire place inside of circle position is each provided with the L-type enhancement Layer arranged along tire circumference circle, and arranges in L-type enhancement Layer
Skeleton；This L-type enhancement Layer extends along tire radial direction inside and tire axial and arranges in gradually minimal thickness, thus respectively at tire toe
The enhancement Layer formed is in " L-type ".
Exempt from rim strip pneumatic tire the most as claimed in claim 1, it is characterised in that: described tire toe position is to L-type enhancement Layer surface
The maximum gauge that vertical dimension is L-type enhancement Layer, this maximum gauge is the 20%-40% of tire lip width.
Exempt from rim strip pneumatic tire the most as claimed in claim 1, it is characterised in that: described L-type enhancement Layer from tire toe along tire
In the 10%-30% of radially extending a length of tire section height.
Exempt from rim strip pneumatic tire the most as claimed in claim 1, it is characterised in that: the axle that described L-type enhancement Layer axially extends
10%-40% to the spacing of a length of both sides tire toe.
Exempt from rim strip pneumatic tire the most as claimed in claim 1, it is characterised in that: the end that described L-type enhancement Layer radially extends
Seamlessly transitting, the radial surface of the longitudinal end of L-type enhancement Layer and tire are formed radially the angle of 15 °-25 °, L-type enhancement Layer
Axially extended end also seamlessly transit, the axial surface of the axial end portion of L-type enhancement Layer and tire axial be formed 5 °-
The angle of 15 °.
Exempt from rim strip pneumatic tire the most as claimed in claim 1, it is characterised in that: the skeleton arranged in described L-type enhancement Layer
Material is nylon.
Exempt from rim strip pneumatic tire the most as claimed in claim 6, it is characterised in that: described skeleton radially extends inside along tire
Part, definition skeleton is b with tire vertical dimension inside, and definition skeleton is a with the vertical dimension of L-type enhancement Layer inner surface,
Then；The part that skeleton is extended along tire axial, definition framework material and L-type enhancement Layer inner surface
Vertical dimension be c, the vertical dimension of definition framework material and tyre bead bottom surface is d, then。
Exempt from rim strip pneumatic tire the most as claimed in claim 6, it is characterised in that: described skeleton extends along tire direction inside
Radical length is the 30%-45% of L-type enhancement Layer radical length, and described skeleton adds along the axially extending a length of L-type of tire axial
The 30%-45% of strong layer axial length.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742405.1A CN106143000B (en) | 2016-08-27 | 2016-08-27 | Exempt from rim strip pneumatic tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610742405.1A CN106143000B (en) | 2016-08-27 | 2016-08-27 | Exempt from rim strip pneumatic tire |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106143000A true CN106143000A (en) | 2016-11-23 |
| CN106143000B CN106143000B (en) | 2018-02-23 |
Family
ID=57343627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610742405.1A Active CN106143000B (en) | 2016-08-27 | 2016-08-27 | Exempt from rim strip pneumatic tire |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106143000B (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4667720A (en) * | 1985-01-29 | 1987-05-26 | Compagnie Generale Des Etablissements Michelin | Flap for tires |
| JPH07266813A (en) * | 1994-03-30 | 1995-10-17 | Bridgestone Corp | Pneumatic radial tire |
| CN1505568A (en) * | 2000-12-22 | 2004-06-16 | �����ּ�����˾ | Assembly formed of a tire and a sealing piece and manufacturing process |
| JP2012011906A (en) * | 2010-07-01 | 2012-01-19 | Yokohama Rubber Co Ltd:The | Pneumatic tire |
| CN103380010A (en) * | 2011-02-21 | 2013-10-30 | 株式会社普利司通 | Flap for tube tire |
| CN205970645U (en) * | 2016-08-27 | 2017-02-22 | 厦门正新橡胶工业有限公司 | Flap pneumatic tire exempts from |
-
2016
- 2016-08-27 CN CN201610742405.1A patent/CN106143000B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4667720A (en) * | 1985-01-29 | 1987-05-26 | Compagnie Generale Des Etablissements Michelin | Flap for tires |
| JPH07266813A (en) * | 1994-03-30 | 1995-10-17 | Bridgestone Corp | Pneumatic radial tire |
| CN1505568A (en) * | 2000-12-22 | 2004-06-16 | �����ּ�����˾ | Assembly formed of a tire and a sealing piece and manufacturing process |
| JP2012011906A (en) * | 2010-07-01 | 2012-01-19 | Yokohama Rubber Co Ltd:The | Pneumatic tire |
| CN103380010A (en) * | 2011-02-21 | 2013-10-30 | 株式会社普利司通 | Flap for tube tire |
| CN205970645U (en) * | 2016-08-27 | 2017-02-22 | 厦门正新橡胶工业有限公司 | Flap pneumatic tire exempts from |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106143000B (en) | 2018-02-23 |
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