CN211308143U - Pneumatic tires, wheels and vehicles - Google Patents

Abstract

The utility model discloses a non-pneumatic tire, a wheel and a vehicle; the non-pneumatic tire comprises a tire body, the tire body is provided with an inflation hole for inflating parts to pass through, and the tire body is provided with only one inflatable hole in the circumferential direction a first cavity, the inflation hole communicates with the first cavity; or the tire body is provided with at least two interconnected second cavities in the circumferential direction, the inflation hole communicates with the second cavity Connected. When the above-mentioned non-pneumatic tire is in use, the first cavity or the second cavity is inflated through the inflator, and the first cavity or the second cavity is filled with gas at this time, which is further improved under the action of the gas pressure. The shock absorption effect of air-free tires improves the comfort of users.

Description

Pneumatic tires, wheels and vehicles

technical field

The utility model relates to the technical field of vehicle accessories, in particular to a non-pneumatic tire, a wheel and a vehicle.

Background technique

Traditional non-pneumatic tires are generally solid rubber tires, polyurethane foam tires or rubber foam filled tires. Solid rubber tires have the advantages of large load, good wear resistance and long service life. Generally, they can be supported without air. effect.

However, when the traditional air-free tire is in use, the shock absorption effect is poor, which affects the comfort of the user.

Utility model content

Based on this, in view of the problem that the traditional air-free tire is in use, the shock absorption effect is poor, which affects the comfort of the user, and a non-pneumatic tire, a wheel and a vehicle are proposed. Well, the vehicle includes the above-mentioned non-pneumatic tires or wheels, so the vehicle has better shock absorption performance.

The specific technical solutions are as follows:

In one aspect, the present application relates to a non-pneumatic tire, comprising a tire body, the tire body is provided with an inflation hole for the inflator to pass through, the tire body is only provided with a first cavity in the circumferential direction, and the tire body is provided with only one first cavity. The inflation hole communicates with the first cavity; or the tire body is provided with at least two second cavities communicating with each other in the circumferential direction, and the inflation hole communicates with the second cavities.

When the above-mentioned non-pneumatic tire is in use, the first cavity or the second cavity is inflated through the inflator, and the first cavity or the second cavity is filled with gas at this time, which is further improved under the action of the gas pressure. The shock absorption effect of air-free tires improves the comfort of users.

The technical solution is further described below:

In one embodiment, the inflatable hole includes a first section of through holes and a second section of through holes, and the second section of through holes communicates with the first cavity or the second cavity through the first section of through holes. The cavities are communicated with each other, and the inner diameter of the through hole of the second section is larger than the inner diameter of the through hole of the first section.

In one embodiment, the sidewall of the tire body is provided with a shock absorption hole.

In one of the embodiments, the shock absorption hole includes a first blind hole and a second blind hole, the number of the first blind hole is multiple, and the first blind hole is arranged at intervals along the first circumference on the The circumferential sidewall of the tire body, the second blind holes are arranged on the circumferential sidewall of the tire body at intervals along the second circumference, and the first blind holes are arranged in the area surrounded by the second blind holes A blind hole group is formed.

In one of the embodiments, the tire body includes a first side surface and a second side surface arranged opposite to each other, and a pressure bearing surface arranged between the first side surface and the second side surface, and the number of the blind hole groups is two , one blind hole group is arranged on the first side, and the other blind hole group is arranged on the second side.

In one embodiment, the non-pneumatic tire further includes an anti-skid structure, the anti-skid structure is disposed on the pressure bearing surface, the anti-skid structure includes a first anti-skid pattern group and a second anti-skid pattern group, the first anti-skid pattern The pattern group and the second anti-skid pattern group are arranged at intervals.

In one of the embodiments, the first anti-skid set includes a plurality of first anti-skid protrusions, the first anti-skid protrusions are arranged at intervals along the circumferential direction of the tire body, and the second anti-skid set includes a plurality of first anti-skid protrusions. There are two second anti-skid protrusions, the second anti-skid protrusions are arranged at intervals along the circumferential direction of the tire body, and the first anti-skid protrusions and the second anti-skid protrusions form an included angle but are not connected.

In one embodiment, the anti-slip structure further includes a third anti-slip pattern group, the third anti-slip pattern group is disposed between the first anti-slip pattern group and the second anti-slip pattern group, and the third anti-slip pattern group The pattern set includes a third anti-skid protrusion.

On the other hand, the present application also relates to a wheel, including the non-pneumatic tire in any of the above-mentioned embodiments, and further including an inflatable member, the inflatable member passing through the inflatable hole.

On the other hand, the present application also relates to a vehicle, comprising the tire body in any of the above embodiments; or the non-pneumatic tire described in the above embodiments.

When the above-mentioned wheel and vehicle are in use, the first cavity or the second cavity is inflated through the inflatable member, and the first cavity or the second cavity is filled with gas at this time, and is further raised under the action of the gas pressure. The shock absorption effect of air-free tires improves the comfort of users.

Description of drawings

1 is a cross-sectional view of a pneumatic-free tire structure in one of the embodiments;

Fig. 2 is the partial enlarged schematic diagram of A in Fig. 1;

3 is a schematic structural diagram of a tire body;

4 is a schematic diagram of the distribution of shock-absorbing holes in one of the embodiments;

5 is a schematic diagram of a shock absorbing hole in another embodiment;

FIG. 6 is a schematic structural diagram of a non-pneumatic tire from one perspective.

Description of reference numbers:

10. Pneumatic-free tire; 100, tire body; 110, first cavity; 120, inflation hole; 122, second through hole; 130, shock absorption hole; 132, first blind hole; 134, second blind hole 136, the third blind hole; 138, the fourth blind hole; 140, the first side; 150, the second side; 160, the bearing surface; 170, the anti-skid structure; 172, the first anti-skid protrusion; Anti-skid bumps; 176, third anti-skid bumps; 200, inflatable parts.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and do not limit the protection scope of the present invention.

It should be noted that when an element is referred to as being "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "fixed to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for the purpose of illustration only and do not represent the only embodiment.

It should be noted that when an element is referred to as being "fixed to" another element, the two elements can be one piece or be detachably connected between the two elements.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field to which the present invention belongs. The terms used herein in the description of the present invention are only for the purpose of describing specific embodiments, and are not intended to limit the present invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

In addition, it should also be understood that in this embodiment, the terms "down", "up", "front", "rear", "left", "right", "inside", "outside", "top" , "bottom", "one side", "the other side", "one end", "the other end", etc. indicate the positional relationship based on the positional relationship shown in the drawings; "first", "second" and other terms are used to distinguish different structural components. These terms are only for the convenience of describing the present invention and simplifying the description, and should not be construed as limiting the present invention.

When a traditional air-free tire is provided with a plurality of reinforcing ribs in the cavity to form multiple different closed cavities, these reinforcing ribs increase the weight of the air-free tire itself, the production process is complicated, and multiple processes are required, resulting in low output and high cost. , is not conducive to mass production, has great limitations on promotion, and greatly reduces comfort for users. Based on this, the present utility model proposes a pneumatic-free tire, a wheel and a vehicle. The pneumatic-free tire and the wheel have good shock absorption performance. The vehicle includes the above-mentioned pneumatic tire or wheel, so the vehicle has better shock absorption performance.

As shown in FIG. 1 and FIG. 6 , the wheel in one embodiment includes a pneumatic tire 10 and an inflator 200 . As shown in FIGS. 1 and 2 , the pneumatic tire 10 includes a tire body 100 , and the tire body 100 also has a function In the inflation hole 120 for the inflator 200 to pass through, a first cavity 110 is opened in the circumferential direction of the tire body 100, and the inflation hole 120 is communicated with the first cavity 110; or the tire body 100 is provided with at least Two interconnected second cavities, the inflatable hole 120 is in communication with the second cavity, and the inflatable member 200 is penetrated through the inflatable hole 120 .

When the above-mentioned air-free tire 10 is in use, the first cavity 110 or the second cavity is inflated through the inflator 200. At this time, the first cavity 110 or the second cavity is filled with gas, and under the action of the gas pressure The shock absorption effect of the air-free tire 10 is further improved, thereby improving the comfort of the user; further, when the tire body 100 has only one first cavity 110, the production process is simple and the cost is low, and the tire body 100 relies on the first cavity 110. When the gas in the cavity 110 is supported, the shock absorption performance is good and the comfort is high; or when the tire body 100 is provided with at least two communicating second cavities 110, the gas can be completely filled in the circumferential direction of the tire body 100, which reduces the impact of gas in the tire body 100. When the multiple second cavities are formed, the internal ribs lose the shock absorption performance, the shock absorption performance is high, and the comfort is relatively high.

Optionally, the inflatable member 200 may be a nozzle structure, and the inflatable member 200 may be a cylindrical structure or a "J"-shaped structure or other irregular shapes.

Optionally, the shock-absorbing hole 130 may be circular, square or other irregular shapes; similarly, the shape of the inflation hole 120 may be circular, square or other irregular shapes.

As shown in FIG. 1 , on the basis of the above embodiment, the sidewall of the tire body 100 is provided with a shock-absorbing hole 130 . Since the outer wall of the tire body 100 is provided with the shock-absorbing hole 130 , the air-free tire 10 can be lowered when in use. Vibration of the non-pneumatic tire 10 .

As shown in FIG. 2 , on the basis of the above embodiment, the inflatable hole 120 includes a first through hole and a second through hole 122 , and the second through hole 122 passes through the first through hole (not shown) and the second through hole 122 . A cavity 110 or a second cavity is connected, and the inner diameter of the second through hole 122 is larger than the inner diameter of the first through hole. At this time, the inflatable hole 120 is in the shape of a stepped hole, which matches the shape of the inflatable member 200 , and is convenient for the inflatable member 200 . installation.

As shown in FIGS. 3 and 4 , in order to improve the uniformity of the shock absorbing effect of the pneumatic-free tire 10 , the shock absorbing hole 130 includes a first blind hole 132 and a second blind hole 134 . A blind hole 132 is arranged on the circumferential sidewall of the tire body 100 along the first circumference at intervals, the second blind hole 134 is arranged on the circumferential sidewall of the tire body 100 at intervals along the second circumference, and the first blind hole 132 is arranged on the second A blind hole group is formed in the area surrounded by the blind holes 134. At this time, a first blind hole 132 and a second blind hole 134 are provided in the circumferential direction of the tire body 100, and the tire body is ensured by the first blind hole 132 and the second blind hole 134. In addition, the first blind hole 132 is arranged in the area surrounded by the second blind hole 134, so that the radial shock absorption performance of the tire body 100 is guaranteed.

Optionally, the first blind hole 132 and the second blind hole 134 may be circular, square or other irregular shapes.

As shown in FIG. 5 , in another embodiment, the shock-absorbing hole 130 includes a third blind hole 136 and a fourth blind hole 138 , the number of the third blind hole 136 is multiple, and the third blind hole 136 The holes 136 are arranged on the circumferential sidewall of the tire body 100 at intervals along the third circumference, and the fourth blind holes 138 are arranged on the circumferential sidewall of the tire body 100 at intervals along the fourth circumference. The blind holes 136 are arranged between the two adjacent fourth blind holes 138 . At this time, a third blind hole 136 and a fourth blind hole 138 are arranged in the circumferential direction of the tire body 100 , passing through the third blind hole 136 and the fourth blind hole 138 . The blind holes 138 ensure the damping performance of the tire body 100 ; in addition, the third blind holes 136 are disposed between two adjacent fourth blind holes 138 , thereby making the circumferential damping performance of the tire body 100 more uniform.

Optionally, the third blind hole 136 and the fourth blind hole 138 may be circular, square or other irregular shapes.

As shown in FIG. 4 , further, specifically in this embodiment, the tire body 100 includes a first side 140 and a second side 150 arranged opposite to each other, and a bearing provided between the first side 140 and the second side 150 . The pressing surface 160 has two blind hole groups, one blind hole group is arranged on the first side 140, and the other blind hole group is arranged on the second side 150. At this time, two sides of the tire body 100 are provided with The shock-absorbing holes 130 can further improve the shock-absorbing performance of the pneumatic-free tire 10 .

Specifically, the number of blind hole groups may be one group or at least two or more groups. When the number of blind hole groups is two or more groups, the blind hole groups are arranged at intervals.

Specifically, the inflation hole 120 may be provided on the first side surface 140 , the second side surface 150 , the pressure-bearing surface 160 or the inner side surface of the tire body 100 , and the specific location may be set as required.

Further, since the first cavity 110 or the second cavity can be inflated through the inflator 200 during use, even when the tire body 100 is provided with a plurality of shock-absorbing holes 130 on both sides, the air-free tire 10 Have the corresponding support ability and pressure resistance.

As shown in FIG. 4 , on the basis of the above-mentioned embodiment, the non-pneumatic tire 10 further includes an anti-skid structure 170 , and the anti-skid structure 170 is arranged on the pressure bearing surface 160 . In this way, the anti-skid effect of the non-pneumatic tire 10 is improved by providing the anti-skid structure 170 and safety of use.

Further, specifically in this embodiment, in order to improve the anti-skid effect of the anti-skid structure 170, the anti-skid structure 170 includes a first anti-slip pattern group and a second anti-slip pattern group, and the first anti-slip pattern group and the second anti-slip pattern group are arranged at intervals, In this case, the arrangement of the first anti-skid pattern group and the second anti-skid pattern group can make the anti-skid structure 170 have a larger anti-skid area.

As shown in FIG. 4 , specifically in this embodiment, the first anti-skid tread group includes a plurality of first anti-skid protrusions 172 , and the first anti-skid protrusions 172 are arranged at intervals along the circumferential direction of the tire body 100 . In this way, by setting the first anti-skid protrusions 172 The anti-skid function of the tire body 100 is realized by means of an anti-skid protrusion 172; further, the first anti-skid protrusions 172 are arranged at intervals along the circumferential direction of the tire body 100 to ensure that the entire non-pneumatic tire 10 has anti-skid effect during driving.

As shown in FIG. 4 , in addition, the second anti-skid tread group includes a plurality of second anti-skid protrusions 174 , and the second anti-skid protrusions 174 are arranged at intervals along the circumferential direction of the tire body 100 . The anti-skid function of the tire body 100 is realized in a way; further, the second anti-skid protrusions 174 are arranged at intervals along the circumferential direction of the tire body 100 to ensure that the entire non-pneumatic tire 10 has the anti-skid effect during driving; further, the first anti-skid protrusions 174 The protrusions 172 and the second anti-skid protrusions 174 form an included angle but are not connected, so that the tire body 100 can be provided with anti-skid function in at least two directions, and the anti-skid performance of the air-free tire 10 can be improved.

Specifically, the shapes of the first anti-skid protrusions 172 and the second anti-skid protrusions 174 may be square, elongated or other irregular shapes.

As shown in FIG. 4 , further, in order to improve the anti-skid performance of the air-free tire 10 , the anti-skid structure 170 further includes a third anti-skid pattern group, and the third anti-skid pattern group is arranged between the first anti-skid pattern group and the second anti-skid pattern group , and the third anti-skid pattern group includes a third anti-skid protrusion 176 .

Specifically, the shape of the third anti-skid protrusion 176 may be a square shape, a long strip shape or other irregular shapes.

An embodiment also includes a vehicle, including the tire body 100 in any of the above embodiments; or the non-pneumatic tire 10 of the above embodiments.

When the above-mentioned vehicle is in use, the first cavity 110 or the second cavity is inflated through the inflator 200. At this time, the first cavity 110 or the second cavity is filled with gas, and the air pressure is further improved under the action of the gas pressure. The shock absorption effect of the pneumatic tire 10 improves the comfort of the user; further, when the tire body 100 has only one first cavity 110 , the production process is simple and the cost is low, and the tire body 100 relies on the inside of the first cavity 110 When the tire body 100 has at least two connected second cavities 110, the gas can be completely filled in the circumferential direction of the tire body, which reduces the formation of multiple first cavities 110. When there are two cavities, the internal ribs lose the shock absorption performance, the shock absorption performance is higher, and the comfort is relatively higher.

The technical features of the above embodiments can be combined arbitrarily. In order to make the description simple, all possible combinations of the technical features in the above embodiments are not described. However, as long as there is no contradiction in the combination of these technical features It is considered to be the range described in this specification.

The above examples only represent several embodiments of the present invention, and the descriptions thereof are more specific and detailed, but should not be construed as a limitation on the scope of the patent of the present invention. It should be pointed out that for those of ordinary skill in the art, some modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for this utility model shall be subject to the appended claims.

Claims (10)

1. A non-pneumatic tire, characterized in that it comprises a tire body, the tire body is provided with an inflation hole for the inflator to pass through, the tire body is only provided with a first cavity in the circumferential direction, and the tire body is provided with a first cavity. The inflation hole communicates with the first cavity; or the tire body is provided with at least two second cavities communicating with each other in the circumferential direction, and the inflation hole communicates with the second cavities. 2 . The pneumatic tire according to claim 1 , wherein the inflatable hole comprises a first section of through hole and a second section of through hole, and the second section of through hole passes through the first section of through hole and the second section of through hole. 3 . The first cavity or the second cavity is in communication, and the inner diameter of the through hole of the second section is larger than the inner diameter of the through hole of the first section. 3 . The pneumatic-free tire according to claim 1 , wherein the sidewall of the tire body is provided with a shock-absorbing hole. 4 . 4. The pneumatic tire according to claim 3, wherein the shock absorbing hole comprises a first blind hole and a second blind hole, the number of the first blind hole is multiple, and the first blind hole The holes are arranged on the circumferential sidewall of the tire body along the first circumference at intervals, the second blind holes are arranged on the circumferential sidewall of the tire body along the second circumference at intervals, and the first blind holes are arranged on the circumferential sidewall of the tire body. A blind hole group is formed in the area surrounded by the second blind hole. 5. The non-pneumatic tire according to claim 4, wherein the tire body comprises a first side surface and a second side surface arranged opposite to each other, and a pressure bearing surface arranged between the first side surface and the second side surface, The number of the blind hole groups is two, one blind hole group is arranged on the first side surface, and the other blind hole group is arranged on the second side surface. 6 . The air-free tire according to claim 5 , further comprising an anti-skid structure, the anti-skid structure is provided on the pressure bearing surface, and the anti-skid structure comprises a first anti-skid pattern group and a second anti-skid pattern group. 7 . , the first anti-slip pattern group and the second anti-slip pattern group are arranged at intervals. 7 . The air-free tire according to claim 6 , wherein the first anti-skid tread group comprises a plurality of first anti-skid protrusions, and the first anti-skid protrusions are arranged at intervals along the circumferential direction of the tire body. 8 . , the second anti-skid tread group includes a plurality of second anti-skid protrusions, the second anti-skid protrusions are arranged at intervals along the circumferential direction of the tire body, and the first anti-skid protrusions and the second anti-skid protrusions are sandwiched Angular but not connected settings. 8 . The pneumatic tire according to claim 6 , wherein the anti-skid structure further comprises a third anti-skid pattern group, and the third anti-skid pattern group is arranged on the first anti-skid pattern group and the second anti-skid pattern group. 9 . between the groups, and the third anti-skid pattern group includes a third anti-skid protrusion. 9 . A wheel, characterized in that it comprises the non-pneumatic tire according to any one of claims 1 to 8 , and further comprises an inflatable member, the inflatable member passing through the inflatable hole. 10 . 10 . A vehicle, characterized in that it comprises the non-pneumatic tire according to any one of claims 1 to 8 ; or the wheel according to claim 9 .

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