CN202641246U - Guard ring cushion with inner tube tyre - Google Patents
Guard ring cushion with inner tube tyre Download PDFInfo
- Publication number
- CN202641246U CN202641246U CN 201220342236 CN201220342236U CN202641246U CN 202641246 U CN202641246 U CN 202641246U CN 201220342236 CN201220342236 CN 201220342236 CN 201220342236 U CN201220342236 U CN 201220342236U CN 202641246 U CN202641246 U CN 202641246U
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- Prior art keywords
- tyre
- annular ring
- ring
- guard ring
- rim
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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.)
- Expired - Lifetime
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Abstract
The utility model provides a guard ring cushion with an inner tube tyre. The guard ring cushion comprises an annular ring; the outline curves of two sides of the section of the annular ring are respectively consistent with the outline curves of a rim and a tyre ring; the outline curve of the top of the annular ring is formed by a straight line segment of which' two ends is connected with the curves at the two sides chamfer arcs with radius of 3-5 mm; and the angle between the straight line segment and the axis is within 55-65 degrees. The guard ring cushion is the annular ring which is arranged between a standard rim and the all steel wire radial inner tube tyre, the surface of the annular ring is in tight fit with the surfaces of the rim and an air-filled tyre ring, the outer diameter of a solid body of the annular ring is slightly larger than the diameter of a reversely-coated end of a tyre body so as to be used for effectively increasing the height of a point for supporting the tyre ring by the rim, and the height is increased from the height lower than that of the reversely-coated end of the tyre body to the height higher than that of the reversely-coated end of the tyre body, so that the deflection range of an area adjacent to the reversely-coated end of the tyre body is greatly improved during the using process of the tyre, and the stress at the head of the reversely-coated end of the tyre body is not highly centralized.
Description
Technical field
The guard ring ring pad with protection tire bead that the present invention relates to install additional between full steel wire meridian tube-tyre and the standard rim.
Background technology
The specification kind of full steel wire meridian light truck tire and band tire is a lot, can be divided into tube-tyre and tubeless tires two large classes, has corresponded respectively to inner tube of a tyre rim contour and tubeless rim profile.The wheel rim of tube-tyre generally is detouchable, and tubeless wheel rim is all-in-one-piece.Bead coil is arranged in the tire bead.The carcass ply end was wrapped bead coil and was formed an anti-package termination from the inboard.The anti-package termination generally is higher than the bead coil end face, enters the tyre bead zone that circumnutates, and forms area of stress concentration.For whole steel wire radial tyre, in use very easily come to nothing because repeatedly circumnutating in the anti-package termination, causes the early stage matter of tire to decrease.The fault of construction that this anti-package termination forms all is listed in the problem that tire technology is tackled key problems for a long time.General run of thins, adopting maximum solutions all is the design of reinforced bead section: increase tyre bead thickness to strengthen bending stiffness, reduce anti-package end regions ess-strain; Arrange that fibercord strengthens the protection of anti-package end points.These measures also must just can be found the comparison effective measures by a large amount of scheme experiment sievings for different specification kinds.Its result is waste of material, cost rising, poor effect often.The flange height of the employed all kinds of wheel rims of vehicle all is lower than the end points of tire carcass anti-package end points and steel wire ring wrapping layer at present, in actual use, in bead part, especially at all-steel radial tire bead part generating period circulation Qu Rao, tire carcass anti-package end points and steel wire infantees layer end points stress are concentrated frequent failure.Analyze its reason, mainly be that tire carcass anti-package end points and steel wire infantees layer end points are positioned at the bent rich zone of bead part, and tire carcass anti-package end points and the steel wire infantees layer end points place bending stiffness place that undergos mutation just, it is the vice proper that tire construction itself causes, overcome this defective, significantly to concentrate be the focus of global tire technology research always to relieve stresses.But, not yet can search out so far the simple and effective solution of actual application value.
Summary of the invention
The objective of the invention is normally assembling condition of service for tire and collapsible rim, can be between wheel rim and tube-tyre tyre bead, install one additional and pay the guard ring pad of wheel rim and tyre bead coupling, overcome the inherent structure defective of tire anti-package termination with this, create favorable conditions, and then a kind of guard ring pad of tube-tyre is provided for tire bead weight reducing design, applying of " radial-ply tyre of encircling for protection " simultaneously.
The objective of the invention is to be achieved through the following technical solutions:
A kind of guard ring pad of tube-tyre, comprise: annular ring, the section both sides outline curve of annular ring is consistent with rim contour, tire bead outline curve respectively, the top profilograph is that the linear portion that the chamfering arc of 3 ~ 5mm is connected with the both sides curve consists of by radius by its two ends, and this linear portion and axis angle are in 55 ~ 65 ° of scopes.
The present invention has the following advantages: the present invention is mounted in the annular ring between standard rim and the full steel wire meridian tube-tyre, the high temperature of ability more than 150 ℃.The present invention has higher rigidity, and the annular ring surface fits tightly with wheel rim, air-inflation tyre tyre bead surface; The external diameter of annular ring entity is slightly larger than carcass anti-package termination diameter, its effect is the strong point height Effective Raise of wheel rim to tire bead, be increased to the position that is higher than carcass anti-package termination from being lower than carcass anti-package termination, consequently decrease the tire rich amplitude of song of bead part carcass anti-package termination near zone in use, the stress that makes carcass anti-package end points head is high concentration no longer, thereby avoids coming to nothing in early days of anti-package termination; Simultaneously, also therefore can implement the weight reducing design to reduce the tire cost to tire bead.
Description of drawings
Fig. 1 is the structural representation that full steel wire meridian of the present invention has inner tube of a tyre conventional tyre guard ring pad;
Fig. 2 is the connection structure scheme drawing that guard ring pad of the present invention and full steel wire meridian have inner tube of a tyre conventional tyre;
Fig. 3 is that full steel wire meridian of the present invention has the encircle for protection structural representation of tyre protection ring pad of the inner tube of a tyre;
Fig. 4 is that guard ring pad and full steel wire meridian have the encircle for protection connection structure scheme drawing of tire of the inner tube of a tyre.
The specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing: present embodiment is implemented under take technical solution of the present invention as prerequisite, has provided detailed embodiment, but protection scope of the present invention is not limited to following embodiment.
Such as Fig. 1 ~ shown in Figure 4, the guard ring pad of a kind of tube-tyre that present embodiment is related, comprise: annular ring 5, the section both sides outline curve of annular ring 5 is consistent with rim contour, tire bead outline curve respectively, the top profilograph is that the linear portion 7 that the chamfering arc 6 of 3 ~ 5mm is connected with the both sides curve consists of by radius by its two ends, and this linear portion 7 and axis angle are in 55 ~ 65 ° of scopes.
Described top profile curve negotiating radius is that the chamfering arc 6 of 3 ~ 5mm is connected at rim contour vertex place with sidepiece rim contour curve.
The upper extreme point of annular ring 5 is higher than the upper extreme point 0 ~ 10mm of carcass anti-package termination 2.
The upper extreme point of annular ring 5 is higher than the upper extreme point 1mm of carcass anti-package termination 2.
The upper extreme point of annular ring 5 is higher than the upper extreme point 2mm of carcass anti-package termination 2.
The upper extreme point of annular ring 5 is higher than the upper extreme point 3mm of carcass anti-package termination 2.
The upper extreme point of annular ring 5 is higher than the upper extreme point 5mm of carcass anti-package termination 2.
The making material of annular ring 5 is steel, aluminum alloy, engineering plastics or polyurethane.
Each tire size has corresponding standard configuration wheel rim; After its assembling inflation, can find that rim contour generally all is lower than tire anti-package termination for the support level of tyre bead, cause the anti-package termination to be in the district that circumnutates, in use very easily come to nothing because of Qu Rao repeatedly, cause the early stage matter damage of tire.
Principle of the present invention is, adds an annular ring and (see Fig. 1 ~ Fig. 4) between rim contour and full steel wire meridian tube-tyre tyre bead.On the annular ring with wheel rim phase-contact surface and the complete close contact of wheel rim face; The one side that contacts with tire just can be considered new rim contour (mating design with rim contour of the present invention during designing tyre): compare with tube-tyre tyre bead contact surface with former rim contour, moved a segment distance on it and the tire contact surface upper limb, tyre bead is supported in higher position.Design rightly shape, external diameter and the bead structure of guard ring ring pad, make the position height of tyre body curtain cloth anti-package termination a little less than the height of annular ring.Tube-tyre guard ring pad of the present invention is to adopt 150 ° of above high temperature of C of ability, and has high bent rich rigidity, elastomeric material, such as the entity ring pad of the making such as steel, aluminum alloy, engineering plastics, high hardness polyurethane or other composite materials.The profiled outline Curve Design of tyre protection ring pad of the present invention has following characteristics: standard rim profilograph and tire bead outline curve have consisted of base and two sides of tyre protection ring pad, minor increment between dual side-edge is determined according to material property, guaranteeing under the rigidity condition, this distance is as far as possible little, generally get 4 ~ 6mm, top curve generally is to be 55 ~ 65 degree linear portions of angles with the wheel rim axis and the chamfering R of 3 ~ 5mm is connected with two side curves by one section, and the point on guard ring pad one side corresponding to the vertex of rim contour then should be as the chamfering R initial point that is connected with linear portion.Contacted two sides of annular ring of the present invention and tire bead and rim contour can increase by processing such as sandblast or annular knurls the friction coefficient of contact surface, guarantee that wheel rim, annular ring and tire three are between any two in use without relative sliding.
By finite element simulation as can be known, under various applying working conditions, compare with the normal condition that does not install guard ring ring pad additional after installing guard ring ring pad additional, the displacement range of anti-package termination significantly reduces.Obviously, the stress concentration of anti-package termination decrease at this moment.The section form of tyre protection ring pad of the present invention mainly contains two large series: (1) full steel wire meridian has inner tube of a tyre conventional tyre guard ring pad (illustrated in figures 1 and 2); (2) full steel wire meridian has the inner tube of a tyre tyre protection ring pad (Fig. 3 and shown in Figure 4) of encircling for protection; For special tyre and rim, then can be single-row outside above-mentioned series.
The above; only be the better specific embodiment of the present invention; these specific embodiment all are based on the different implementations under the general idea of the present invention; and protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in the technical scope that the present invention discloses; the variation that can expect easily or replacement all should be encompassed within protection scope of the present invention.Therefore, protection scope of the present invention should be as the criterion with the protection domain of claims.
Claims (7)
1. the guard ring pad of a tube-tyre, it is characterized in that, comprise: annular ring, the section both sides outline curve of annular ring is consistent with rim contour, tire bead outline curve respectively, the top profilograph is that the linear portion that the chamfering arc of 3 ~ 5mm is connected with the both sides curve consists of by radius by its two ends, and this linear portion and axis angle are in 55 ~ 65 ° of scopes.
2. the guard ring pad of tube-tyre according to claim 1 is characterized in that, described top profile curve negotiating radius is that the chamfering arc of 3 ~ 5mm is connected at rim contour vertex place with sidepiece rim contour curve.
3. the guard ring pad of tube-tyre according to claim 1 and 2 is characterized in that, the upper extreme point of annular ring is higher than the upper extreme point 0 ~ 10mm of carcass anti-package termination.
4. the guard ring pad of tube-tyre according to claim 3 is characterized in that, the upper extreme point of annular ring is higher than the upper extreme point 1mm of carcass anti-package termination.
5. the guard ring pad of tube-tyre according to claim 3 is characterized in that, the upper extreme point of annular ring is higher than the upper extreme point 2mm of carcass anti-package termination.
6. the guard ring pad of tube-tyre according to claim 3 is characterized in that, the upper extreme point of annular ring is higher than the upper extreme point 3mm of carcass anti-package termination.
7. the guard ring pad of tube-tyre according to claim 3 is characterized in that, the upper extreme point of annular ring is higher than the upper extreme point 5mm of carcass anti-package termination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220342236 CN202641246U (en) | 2012-07-16 | 2012-07-16 | Guard ring cushion with inner tube tyre |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220342236 CN202641246U (en) | 2012-07-16 | 2012-07-16 | Guard ring cushion with inner tube tyre |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202641246U true CN202641246U (en) | 2013-01-02 |
Family
ID=47410403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220342236 Expired - Lifetime CN202641246U (en) | 2012-07-16 | 2012-07-16 | Guard ring cushion with inner tube tyre |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202641246U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765303A (en) * | 2012-07-16 | 2012-11-07 | 王友善 | Guard ring mat of tube tire |
| CN114654945A (en) * | 2022-04-19 | 2022-06-24 | 贺训发 | Tire bead pad tire |
-
2012
- 2012-07-16 CN CN 201220342236 patent/CN202641246U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765303A (en) * | 2012-07-16 | 2012-11-07 | 王友善 | Guard ring mat of tube tire |
| CN102765303B (en) * | 2012-07-16 | 2014-12-03 | 王友善 | Guard ring mat installed between standard rim and steel wire meridian line tubed tyer |
| CN114654945A (en) * | 2022-04-19 | 2022-06-24 | 贺训发 | Tire bead pad tire |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130102 |