CN204123896U - A kind of full steel wire tubeless meridian tire - Google Patents
A kind of full steel wire tubeless meridian tire Download PDFInfo
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- CN204123896U CN204123896U CN201420588934.7U CN201420588934U CN204123896U CN 204123896 U CN204123896 U CN 204123896U CN 201420588934 U CN201420588934 U CN 201420588934U CN 204123896 U CN204123896 U CN 204123896U
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Abstract
The utility model provides a kind of full steel wire tubeless meridian tire, belongs to radial-ply tyre technical field.The outside of the tyre bead of the utility model above carcass anti-package termination and steel wire infantees termination is provided with the narrow groove of saddle type outline or wide groove.This local reduction structure of a groove is provided with near anti-package structure, carcass can be made to deflect in distortion on the one hand to move, improve anti-package termination strained condition, significantly reduce anti-package termination and steel wire infantees end regions stress concentration phenomenon, thus avoid anti-package termination or position, steel wire infantees termination to lose efficacy; On the other hand, increase at anti-package structure place exterior lateral area elastomeric material design thickness, further increase the structural rigidity in this region; Adopt the interference of appropriateness to design with rim edge contact site, anti-package cord or steel wire infantees are played a supporting role.
Description
Technical field
The utility model relates to a kind of full steel wire tubeless meridian tire, belongs to radial-ply tyre technical field.
Background technology
In actual use, full steel wire tubeless meridian tire will bear periodic load, and carcass anti-package termination or steel wire infantees termination can be moved by occurrence positions under cyclic load effect, and irrational bead designs can aggravate this phenomenon.In typical full steel wire tubeless meridian tire construction, in bead part, carcass ply walks around anti-package termination that bead coil formed or steel wire infantees termination is areal of stress concentration, tire is in use normal because coming to nothing wirecord fabric termination, and causes the various symptom occurring tire bead earlier period damage.How handling the problem that full steel wire tubeless meridian tyre body curtain cloth anti-package termination and steel wire infantees termination stress are concentrated well, is always one of important goal of pursuing of tire optimal design.
The conventional tire of full steel wire tubeless meridian tire and 15 degree of rim contour curves assemble and use.Complicated structure near bead wire ring.Anti-package structure is prevalent in tire construction.There is comparatively macromutation in anti-package termination or steel wire infantees end head bit architecture rigidity, when carcass deflects distortion repeatedly, the sudden change of rigidity will cause position, termination concentrate due to stress and very easily destroy, thus cause tire destruction.The outline of traditional tire cross-section near anti-package structure is evagination camber line structure (see figure 1).
Summary of the invention
The purpose of this utility model is to solve above-mentioned prior art Problems existing, namely how to handle the problem that full steel wire tubeless meridian tyre body curtain cloth anti-package termination and steel wire infantees termination stress are concentrated well.And then a kind of full steel wire tubeless meridian tire is provided.
The purpose of this utility model is achieved through the following technical solutions:
A kind of full steel wire tubeless meridian tire, comprise: carcass ply, carcass anti-package termination and steel wire infantees termination, the outside of the tyre bead above carcass anti-package termination and steel wire infantees termination is provided with saddle type outline groove, is the linear portion edge of the evagination of saddle type outline outside the tyre bead of saddle type outline groove bottom.
Full steel wire tubeless meridian tire of the present utility model is the tire construction of the outline feature being provided with a groove near anti-package structure, this local reduction structure can make carcass deflect in distortion to move on the one hand, improve anti-package termination strained condition, significantly reduce anti-package termination and steel wire infantees end regions stress concentration phenomenon, thus avoid anti-package termination or position, steel wire infantees termination to lose efficacy; On the other hand, increase at anti-package structure exterior lateral area elastomeric material design thickness, further increase the structural rigidity in this region; Adopt the interference of appropriateness to design with rim edge contact site, anti-package cord or steel wire infantees are played a supporting role.Near anti-package structure upper end, there is groove, and the tire bead structure of its sidepiece evagination contour feature of having local strengthening to design.The tire of this structure in use, bead part deflect in local reduction's set of regions, significantly reduce the stress concentration of bead part carcass ply anti-package end or steel wire infantees end, thus prevent the earlier period damage of bead part.
Accompanying drawing explanation
Fig. 1 is existing full steel wire tubeless meridian tire bead structure schematic diagram;
Fig. 2 is the typical inner tube free tyre bead schematic diagram with narrow slot type saddle shape outline;
Fig. 3 is the typical inner tube free tyre bead schematic diagram with sipes formula saddle shape outline.
Reference numeral 1 in figure is carcass ply, 2 is carcass anti-package termination, 3 is steel wire infantees termination, 4 is tubeless rim border arc, 5 is the evagination camber line of common full steel wire tubeless meridian tire bead, 6 is the narrow groove of saddle type outline, 7 is saddle type outline wide groove, 8 is the summit of tubeless rim border arc, 9 is the upper extreme point of the linear portion edge of the evagination of saddle type outline, 10 is the lower extreme point of the linear portion edge of the evagination of saddle type outline, and point less than 10 has one section of interference design curve, and 11 is horizontal shaft position.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail: the present embodiment is implemented under premised on technical solutions of the utility model, gives detailed embodiment, but protection domain of the present utility model is not limited to following embodiment.
As shown in Figures 2 and 3, a kind of full steel wire tubeless meridian tire involved by the present embodiment, comprise: carcass ply 1, carcass anti-package termination 2 and steel wire infantees termination 3, except the bead part of tire is consistent with the structure member included by common full steel wire tubeless meridian tire, first the height placement of carcass turn up height and steel wire infantees termination is adjusted (see Fig. 2, Fig. 3), the structural rigidity at position, further reinforced bead carcass anti-package termination; With anti-package end points for the center of circle, be that radius makes circle (R is in 5 to 6mm scope) with R, the tangent line that this circle is made on the summit 8 crossing wheel rim border arc 4 is tangential on a little 9, and point 10 is on the extended line of point 9 with point 8 lines, and point 10 distances put 8 Approximately 1.5 ~ 2mm; Point less than 10 is one section of design of the interference to rim edge curve arc; The tyre bead place of point more than 9 available several sections of circular arcs above carcass anti-package termination 2 and steel wire infantees termination 3 builds the narrow groove 6 of saddle type outline or wide groove 7.
The distance of the trench bottom distance carcass ply 1 of the narrow groove 6 of described saddle type outline or wide groove 7 is 3 ~ 4mm.
The trench bottom distance carcass anti-package termination 2 of the narrow groove 6 of described saddle type outline or wide groove 7 and the distance of steel wire infantees termination 3 are 5 ~ 6mm.
The open height of the narrow groove 6 of described saddle type outline is more than or equal to 1.5 ~ 2 times of saddle type outline groove 6 degree of depth.
The open height of described saddle type outline wide groove 7 can be gone directly horizontal axis.
The outside saddle type outline curve point less than 10 of described tyre bead has one section of interference design curve.
Outside anti-package end regions, thicken design, outline Curve Design is by near the rim contour border arc summit of tubeless tires adapted, and with rim contour edge contact areas, outline curve adopts the interference design of appropriateness.
The present embodiment is with strengthening upper and lower both sides, carcass anti-package termination bending stiffness drop.First anti-package termination height is adjusted, start at the bottom of bead coil, the product that the length of carcass turn-up section and carcass ply T extract criterion of acceptability out is more than or equal to 60% of carcass cord cord tensile strength for lower limit, and the tip position adjusting steel wire infantees as shown in Figure 2, makes tyre bead increase with the rigidity of lower area in anti-package termination; Make tire in use bead part deflect distortion concentrate on move on to sidewall groove thinnest part, the protection to this termination can be strengthened like this.The shortest distance of shape of a saddle outline line and steel wire infantees termination and anti-package cord termination is all not less than 5mm, and shorter distance is unfavorable for the protection of elastomeric material to steel wire infantees termination and anti-package cord termination.Shape of a saddle outline line concave portion adds the structural rigidity in tyre bead anti-package region, reduces the displacement of wirecord fabric termination, reduces the stress concentration of anti-package end regions further; Saddle type outline wide groove 6 or wide groove 7 can be formed by several sections of camber line smooth connections, its upper end smoothly ends on conventional tire outline camber line, one section of arc spans conventional tyre bead outline convex line that above-mentioned steel wire infantees end points is the center of circle, R is radius can be used in its lower end, is connected with a linear portion upper extreme point 9.This concavo-convex saddle shape profile design has increased substantially the carcass anti-package end regions of tyre bead and the bending stiffness contrast ratio of recess region, thus significantly reduces the stress concentration degree of carcass anti-package end and steel wire infantees end, avoids tyre bead earlier period damage.
The above; be only the utility model preferably detailed description of the invention; these detailed description of the invention are all based on the different implementations under the utility model general idea; and protection domain of the present utility model is not limited thereto; anyly be familiar with those skilled in the art in the technical scope that the utility model discloses; the change that can expect easily or replacement, all should be encompassed within protection domain of the present utility model.Therefore, protection domain of the present utility model should be as the criterion with the protection domain of claims.
Claims (6)
1. a full steel wire tubeless meridian tire, comprise: carcass ply (1), carcass anti-package termination (2) and steel wire infantees termination (3), it is characterized in that, the outside of the tyre bead above carcass anti-package termination (2) and steel wire infantees termination (3) is provided with the narrow groove of saddle type outline (6) or wide groove (7), it is the linear portion limit of the evagination of saddle type outline outside the tyre bead of saddle type outline groove (6) or wide groove (7) bottom, linear portion crosses wheel rim border arc summit (8), and lower extreme point (10) is to upper extreme point (9).
2. full steel wire tubeless meridian tire according to claim 1, is characterized in that, the distance of trench bottom distance carcass ply (1) of the narrow groove of described saddle type outline (6) or wide groove (7) is 3 ~ 4mm.
3. full steel wire tubeless meridian tire according to claim 1, it is characterized in that, cell wall profile portion distance carcass anti-package termination (2) of the narrow groove of described saddle type outline (6) or wide groove (7) and the distance of steel wire infantees termination (3) are 5 ~ 7mm.
4. full steel wire tubeless meridian tire according to claim 1, is characterized in that, the open height of the narrow groove of described saddle type outline (6) is more than or equal to 1.5 ~ 2 times of groove (6) degree of depth.
5. full steel wire tubeless meridian tire according to claim 1, is characterized in that, the open height of described saddle type outline wide groove (7) can be gone directly near horizontal shaft (11).
6. full steel wire tubeless meridian tire according to claim 1, is characterized in that, has one section of curve to design for interference below outside saddle type outline curve point (8) of described tyre bead.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420588934.7U CN204123896U (en) | 2014-10-13 | 2014-10-13 | A kind of full steel wire tubeless meridian tire |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420588934.7U CN204123896U (en) | 2014-10-13 | 2014-10-13 | A kind of full steel wire tubeless meridian tire |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204123896U true CN204123896U (en) | 2015-01-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420588934.7U Active CN204123896U (en) | 2014-10-13 | 2014-10-13 | A kind of full steel wire tubeless meridian tire |
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| Country | Link |
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| CN (1) | CN204123896U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354536A (en) * | 2014-10-13 | 2015-02-18 | 王友善 | All-steel-cord tubeless radial tire |
-
2014
- 2014-10-13 CN CN201420588934.7U patent/CN204123896U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104354536A (en) * | 2014-10-13 | 2015-02-18 | 王友善 | All-steel-cord tubeless radial tire |
| CN104354536B (en) * | 2014-10-13 | 2017-06-16 | 王友善 | A kind of preparation method of full steel wire tubeless meridian tire |
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