CN220662186U - Tire triangular rubber core with exhaust line structure - Google Patents

Abstract

The embodiment of the application discloses tire triangular rubber core with exhaust line structure, including hard triangular rubber core, casing, antiskid subassembly, one side fixedly connected with soft triangular rubber core of hard triangular rubber core, the outer wall of hard triangular rubber core is provided with the exhaust line, one side that hard triangular rubber core was kept away from to the exhaust line is through matrix and wire wrapping cloth fixed connection, one side of soft triangular rubber core is filled with the filling film, the inner wall of hard triangular rubber core is fixed to have cup jointed the bead ring. The utility model provides a through the cooperation between hard triangular rubber core, soft triangular rubber core, filling film and the exhaust line, utilize the setting of exhaust line, solved the problem of delaminating between triangular tire core and the matrix among the above-mentioned disclosure technical content effectively, under the prerequisite that does not change current production facility structure, improve delaminating problem between triangular rubber core and the matrix in the production process, improve tire inspection qualification rate, quality, also prolonged the life of tire simultaneously.

Description

Tire triangular rubber core with exhaust line structure

Technical Field

The present application relates to the field of tire technology, and more particularly, to a tire apex with an exhaust line structure.

Background

The wheel type vehicle runs on the expressway, the tire is used as the only contact part between the vehicle and the road surface, plays a very important role, particularly a truck and passenger car truck tire, bears the whole load of the vehicle, transmits driving force and braking force to the ground, changes and maintains the running direction of the vehicle, absorbs the ground shock and the like, the aim of the method puts forward extremely high requirements on the tire, the key points of the tire performance are mainly contour design, component design, skeleton selection and process control, the component design and the process control complement each other, in the component design, particularly a triangular rubber core, the reasonable triangular rubber core not only can improve the tire bead performance of the tire, but also can be matched with the process, and the ring defect of the tire production process is reduced.

In order to avoid the above problems, the technology proposes the technical structure of the spool to assist the use of the apex, for example, the utility model patent with publication number CN201520544981.6 proposes an apex of a tire, which comprises an upper apex, a lower apex and an outer filling film, and the apex further comprises an inner filling film disposed on the inner sides of the upper apex and the lower apex. By adopting the technical scheme, the inner side filling film is added on the basis of the traditional triangular rubber core, the upper triangular rubber core and the lower triangular rubber core are contacted with the tire body through the inner side filling film, and the tearing strength between the upper triangular rubber core and the tire body is improved by more than 2.4 times through the analysis of the tearing strength, namely the viscosity is greatly increased; according to the tire bead stress analysis, the stress distribution of the tire bead is optimized, particularly the stress distribution situation between the lower apex rubber core and the tire body is obviously improved, and by the aid of the inner filling rubber sheet, the viscosity between the apex rubber core and the tire body at the inner side of the tire bead is improved, and the overall stress distribution of the tire bead is optimized, so that the problems of side air and side explosion during rapid running under the condition of high pressure and heavy load of the tire can be effectively solved, and the service life of the high-load tire is prolonged.

From the technical disclosure, the implementation of the related technical structure is beneficial to the use of tires in theory, and the problem that the apex is difficult to press from the bottom when the small-sized partial vacuum tire is produced by a three-drum molding machine, and air bubbles and delamination easily occur between the apex, particularly hard apex and an inner carcass cord.

Disclosure of Invention

In view of the above, the present application proposes a tire apex with an exhaust line structure to improve the above-mentioned problems.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a tire triangular rubber core with exhaust line structure, includes hard triangular rubber core, casing, antiskid subassembly, one side fixedly connected with soft triangular rubber core of hard triangular rubber core, the outer wall of hard triangular rubber core is provided with the exhaust line, one side that hard triangular rubber core was kept away from to the exhaust line is through matrix and steel wire wrapping cloth fixed connection, one side of soft triangular rubber core is filled with the filling film, the inner wall of hard triangular rubber core is fixed to have cup jointed the bead ring.

Optionally, a third belt layer, a second belt layer, a first belt layer and an inter-tire cushion rubber are sequentially arranged between the tire body and the shell from outside to inside, and a zero belt layer is arranged on the third belt layer.

Optionally, the bead ring, the hard triangular rubber core, the exhaust line, the tire body and the steel wire wrapping cloth are sequentially arranged in the shell from inside to outside.

Optionally, the height H of the exhaust line is set to be 0.5-2 mm, the height H1 of the exhaust line from the rubber core base is set to be 5-10 mm, the height H3 of the exhaust line from the end point position of the hard triangular rubber core is set to be-10-20 mm, and the distance height H2 of two adjacent exhaust lines is set to be 0.5-1 mm.

Optionally, the outer wall of casing has evenly offered skid-proof assembly, the casing includes outside, interior limit, side, the side distributes both sides around outside and interior limit.

Optionally, the anti-skidding subassembly includes No. one anti-skidding line, no. two anti-skidding lines, no. one anti-skidding line evenly distributed is on the outside, no. two anti-skidding lines have evenly been seted up on the side.

The application provides a tire triangular rubber core with exhaust line structure possesses following beneficial effect:

1. the utility model provides a through the cooperation between hard triangular rubber core, soft triangular rubber core, filling film and the exhaust line, utilize the setting of exhaust line, solved the problem of delaminating between triangular tire core and the matrix among the above-mentioned disclosure technical content effectively, under the prerequisite that does not change current production facility structure, improve delaminating problem between triangular rubber core and the matrix in the production process, improve tire inspection qualification rate, quality, also prolonged the life of tire simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic structural diagram of the present application;

FIG. 2 shows a schematic diagram of an exhaust line of the present application;

FIG. 3 shows a front view of the housing of the present application;

fig. 4 shows a top view of the cleat assembly of the present application;

fig. 5 shows a top view of the first cleat of the present application.

In the figure: 1. a hard delta rubber core; 2. a soft triangle rubber core; 3. filling the film; 4. an exhaust line; 5. a carcass; 6. steel wire wrapping cloth; 7. a bead ring; 8. a housing; 801. an outer edge; 802. an inner edge; 803. a side edge; 9. an anti-slip assembly; 901. first anti-skid lines; 902. no. two anti-skid lines.

Detailed Description

The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all, of the embodiments of the present application. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments herein without making any inventive effort, are intended to be within the scope of the present application.

Referring to fig. 1 and fig. 4, the present utility model provides a technical solution: the utility model provides a tire apex with exhaust line structure, including hard apex 1, casing 8, skid-proof subassembly 9, one side fixedly connected with soft apex 2 of hard apex 1, the outer wall of hard apex 1 is provided with exhaust line 4, brand-new core exhaust line structure, it is showing to delamination improvement between gum core and matrix 5, and it is obvious to promote tire bead performance, one side that exhaust line 4 kept away from hard apex 1 passes through matrix 5 and wire cloth 6 fixed connection, one side of soft apex 2 is filled with and is filled film 3, the fixed steel wire ring 7 that cup joints of inner wall of hard apex 1, the setting of soft apex 2 and hard apex 1, make under the circumstances that does not change current technological process and processing equipment, the rate of delamination between apex and matrix cord fabric in the production process is reduced, reduce enterprise's production process burden, promote tire quality and life.

And a third belt layer, a second belt layer, a first belt layer and an inter-tire cushion rubber are sequentially arranged between the tire body 5 and the shell 8 from outside to inside, a zero-degree belt layer is arranged on the third belt layer, and the strength of the tire is increased by matching with the arrangement of the tire body 5.

The bead ring 7, the hard triangular rubber core 1, the exhaust line 4, the tire body 5 and the steel wire wrapping cloth 6 are sequentially arranged inside the shell 8 from inside to outside, the arrangement of the exhaust line 4 breaks through the traditional straight line form, the defect of the prior art is overcome, and the air between the triangular rubber core and the tire body 5 is conveniently stamped.

Referring to fig. 2 and 3, the height H of the air exhaust line 4 is set to 0.5-2 mm, the height H1 of the air exhaust line 4 from the rubber core base is set to 5-10 mm, the height H3 of the air exhaust line 4 from the end point position of the hard triangular rubber core 1 is set to-10-20 mm, and the space height H2 of two adjacent air exhaust lines 4 is set to 0.5-1 mm.

The skid-proof assembly 9 has evenly been seted up to the outer wall of casing 8, skid-proof assembly 9 set up play to the effect of increasing with ground frictional force when the tire walks to prevent the skidding of tire, casing 8 includes outside 801, interior limit 802, side 803, and side 803 distributes in the front and back both sides of outside 801 and interior limit 802, and the installation of outside 801 provides the platform for the seting up of skid-proof assembly 9.

Referring to fig. 5, the anti-skid assembly 9 includes a first anti-skid pattern 901 and a second anti-skid pattern 902, the first anti-skid pattern 901 is uniformly distributed on the outer edge 801, the second anti-skid pattern 902 is uniformly provided on the side edge 803, and the first anti-skid pattern 901 on the outer edge 801 and the second anti-skid pattern 902 on the side edge 803 both play an anti-skid role in the use process of the tire, thereby improving the safety of the tire in use.

To sum up, the application provides a tire triangular rubber core with exhaust line structure, when using, through increase the exhaust line 4 of corresponding shape on compound equipment rubber core mouth shape, when the rubber core is pressed out, triangular rubber core compound equipment extrusion colloid is through corresponding mouth shape, form exhaust line 4 in the corresponding position of mouth shape, break traditional sharp form, overcome prior art not enough, form circumference exhaust line 4 between the back of triangular rubber core laminating and the matrix 5, be convenient for the exhaust between the two during the shaping, the setting of exhaust line 4, under the condition that does not change current technological process and processing equipment, the delaminating fault rate between triangular rubber core and matrix 5 curtain cloth in the production process has been reduced, alleviate enterprise production process burden, promote tire quality and life.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; although the present application has been described in detail with reference to the foregoing embodiments, one of ordinary skill in the art will appreciate that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not drive the essence of the corresponding technical solutions to depart from the spirit and scope of the technical solutions of the embodiments of the present application.

Claims (6)

1. The utility model provides a tire triangular rubber core with exhaust line structure, includes hard triangular rubber core (1), casing (8), antiskid subassembly (9), its characterized in that: one side fixedly connected with soft triangular rubber core (2) of hard triangular rubber core (1), the outer wall of hard triangular rubber core (1) is provided with exhaust line (4), one side that hard triangular rubber core (1) was kept away from to exhaust line (4) is through matrix (5) and steel wire infantees (6) fixed connection, one side of soft triangular rubber core (2) is filled with and is filled film (3), steel wire ring (7) have been cup jointed to the inner wall of hard triangular rubber core (1) is fixed.

2. A tire apex with vent line structure as in claim 1, wherein: a third belt layer, a second belt layer, a first belt layer and an inter-tire cushion rubber are sequentially arranged between the tire body (5) and the shell (8) from outside to inside, and a zero-degree belt layer is arranged on the third belt layer.

3. A tire apex with vent line structure as in claim 1, wherein: the steel wire ring (7), the hard triangular rubber core (1), the exhaust line (4), the tire body (5) and the steel wire wrapping cloth (6) are sequentially arranged in the shell (8) from inside to outside.

4. A tire apex with vent line structure as in claim 1, wherein: the height H of the exhaust line (4) is set to be 0.5-2 mm, the height H1 of the exhaust line (4) from the rubber core base is set to be 5-10 mm, the height H3 of the exhaust line (4) from the end point position of the hard triangular rubber core (1) is set to be-10-20 mm, and the interval height H2 of two adjacent exhaust lines (4) is set to be 0.5-1 mm.

5. A tire apex with vent line structure as in claim 1, wherein: anti-slip components (9) are evenly arranged on the outer wall of the shell (8), the shell (8) comprises an outer edge (801), an inner edge (802) and side edges (803), and the side edges (803) are distributed on the front side and the rear side of the outer edge (801) and the inner edge (802).

6. A tire apex with vent line structure as in claim 5, wherein: the anti-skid assembly (9) comprises a first anti-skid pattern (901) and a second anti-skid pattern (902), wherein the first anti-skid pattern (901) is uniformly distributed on the outer edge (801), and the second anti-skid pattern (902) is uniformly formed on the side edge (803).