CN111532088A

CN111532088A - Novel puncture-proof and explosion-proof tire

Info

Publication number: CN111532088A
Application number: CN202010496827.1A
Authority: CN
Inventors: 董谦
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2020-08-14

Abstract

The invention discloses a novel puncture-proof and explosion-proof tire, which belongs to the field of tires and comprises a puncture-proof tire with an inflatable inner tube and a vacuum puncture-proof tire; the puncture-proof tire with the inflatable inner tube comprises an outer tire, a puncture-proof cushion layer tightly attached to the inner wall of the outer tire and the inflatable inner tube, wherein the inflatable inner tube is positioned at the inner side of the puncture-proof cushion layer and tightly attached to the inner wall of the puncture-proof cushion layer; the vacuum puncture-proof tyre comprises an outer tyre and a puncture-proof cushion layer or an inner tyre filling body which is clung to the inner wall of the outer tyre. This novel puncture-proof, run-flat tire has changed original tire design, and its simple structure, light in weight, cost are low, and when the tire received the sharp object that comes from front or side to pierce, through the air seal of the effectual protection inflatable inner tube of a tyre of puncture-proof structure or vacuum child to realize puncture-proof, the purpose of explosion-proof, can the effectual normal driving of guarantee vehicle.

Description

Novel puncture-proof and explosion-proof tire

Technical Field

The invention belongs to the technical field of tires, and particularly relates to a novel puncture-proof and explosion-proof tire.

Background

At present, the most commonly used pneumatic tire depends on internal compressed air or nitrogen to achieve a certain tire pressure, so as to support the weight of a vehicle and a driver, and simultaneously help to buffer the bump on the road surface to a certain extent, although the pneumatic tire becomes more resistant to puncture due to novel rubber and other composite materials, due to the limitation of the wall thickness of the rubber tire (cover tire), external sharp objects (such as iron nails, cullet, sharp stones and the like) with the length exceeding the wall thickness of the tire can still physically puncture the tire to cause tire burst and tire pressure insufficiency, so that the normal running of the vehicle is influenced, and the road danger or tire scrapping and the like in the running process of the vehicle endanger the personal safety of the driver.

In the special vehicle fields such as electronic wheelchair car, electronic car of riding instead of walk, sharing bicycle, ordinary highway or mountain bike, fortune paper money car, explosion-proof car, anti-terrorist car, solid tyre can be used on a large scale, and solid tyre generally has two kinds of structures: one is a solid inner tube which is formed by adding an ordinary rubber outer tube and an internal elastic foaming material; the other is an integral carcass using a special structural design and a single composite material, and having no inner tube and outer tube.

Although the solid tire can prevent sharp foreign objects from puncturing, when the vehicle speed is high, standing wave phenomenon can be generated when the speed of the tire recovery shape cannot catch up with the rotating speed of the wheel, so that the interior of the tire is seriously rubbed, the temperature is rapidly increased, and the inner structural layers of the tire are separated from each other due to high temperature and deformation, and finally tire burst is caused; meanwhile, the friction between the vehicle and the ground is increased in the driving process, so that the driving speed is influenced, and the energy consumption is increased; moreover, the heavier the tire is, the heavier the whole vehicle is, and the poorer the filtering and vibrating effect of the damping mechanism is; in addition, when the solid tire is loaded, the deformation of the solid tire is small, and the solid tire is similar to the solid tire used by many shared bicycles at present, so that the solid tire can feel obvious vibration and bump when facing uneven road surfaces, and the driving comfort is influenced; additionally, the solid tire requires the additional addition of a large amount of rubber or internally filled elastomeric foam, which makes the solid tire more costly.

Disclosure of Invention

The invention aims to provide a novel puncture-proof and explosion-proof tire to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a novel puncture-proof and explosion-proof tire comprises an outer tire and a puncture-proof structure tightly attached to the inner side of the outer tire;

the outer tire is mainly made of rubber materials.

Preferably, the puncture-proof structure is a puncture-proof cushion layer made of elastic foaming materials.

Preferably, the outer contour of the radial section of the puncture-proof cushion layer is crescent or arc.

Preferably, the puncture-proof cushion layer is of a pattern hollowed-out structure.

Preferably, the pattern hollow structure comprises a convex pattern protruding out of the outer surface of the puncture-proof cushion layer or a concave pattern recessed into the outer surface of the puncture-proof cushion layer.

Preferably, the puncture resistant cushion layer extends to both sides of the inner portion of the outer tire.

Preferably, the tire further comprises an inflatable inner tube which is positioned at the inner side of the puncture-proof cushion layer and is tightly attached to the puncture-proof cushion layer.

Preferably, the radial cross-section outer contour shape of the puncture-proof cushion layer is matched with the shape between the hub and the outer tire.

Preferably, the puncture-proof cushion layer is internally provided with an inflation channel capable of containing air.

Preferably, the puncture preventing structure is an inner tire filling body.

Preferably, the inside of the inner filling body is provided with a hollow structure axially penetrating through the inner filling body or a perforation radially penetrating through the hollow structure of the inner filling body.

Compared with the prior art, the invention has the beneficial effects that:

this novel puncture-proof, run-flat tire has changed original tire design, and its simple structure, quality are light, the cost is low, and when the tire received the sharp object that comes from front or side to pierce, the inner tube of a tyre or the air seal of vacuum child can effectually be prevented to aerify by preventing the puncture structure and destroyed to realize puncture-proof, blast proof purpose, can effectual guarantee the normal driving of vehicle.

Drawings

FIG. 1 is a schematic view of a puncture-proof, run-flat tire having a solid type puncture-proof cushion layer;

FIG. 2 is a schematic cross-sectional view of a puncture-proof, run-flat tire having a solid type puncture-proof cushion layer;

FIG. 3 is a schematic view of a puncture-proof and explosion-proof tire having a patterned hollowed-out puncture-proof cushion layer;

FIG. 4 is a schematic cross-sectional view of a puncture resistant, explosion proof tire having a pattern pierced puncture type puncture resistant cushion layer;

FIG. 5 is a schematic view of a puncture resistant, explosion proof tire having solid puncture resistant shims extending into both sides of the interior of the tire casing;

FIG. 6 is a cross-sectional structural view of a puncture resistant, run flat tire having a solid puncture resistant cushion layer extending to both sides of the interior of the tire casing;

FIG. 7 is a schematic structural view of a puncture-proof and explosion-proof tire having a hollow pattern puncture-proof cushion layer extending to both sides of the inside of the outer tire;

FIG. 8 is a cross-sectional structural view of a puncture resistant, explosion proof tire having a patterned hollowed-out puncture resistant cushion extending to both sides of the interior of the tire casing;

FIG. 9 is a simulated view of a puncture resistant, run flat tire having a solid type puncture resistant cushion layer punctured by a stud;

FIG. 10 is a simulated view of a puncture-proof, run-flat tire having a patterned hollowed-out puncture-proof cushion layer punctured by a tack;

FIG. 11 is a simulated view of a puncture resistant, explosion proof tire having solid puncture resistant shims extending into both sides of the interior of the tire casing, as punctured by iron nails;

FIG. 12 is a simulated view of a puncture-proof and explosion-proof tire with hollow patterned puncture-proof cushion layers extending to both sides of the inside of the outer tire being punctured by iron nails;

FIG. 13 is a schematic structural view of a tubeless puncture resistant, explosion proof tire having a solid puncture resistant cushion;

FIG. 14 is a schematic structural view of a tubeless puncture-proof and explosion-proof tire having a patterned hollowed-out puncture-proof cushion layer;

FIG. 15 is a schematic structural view of a tubeless puncture resistant, explosion proof tire having a solid puncture resistant cushion extending to both sides of the interior of the tire casing;

FIG. 16 is a schematic structural view of a tubeless puncture resistant and explosion proof tire having a hollow pattern puncture resistant cushion extending to both sides of the interior of the tire casing;

FIG. 17 is a simulated view of a tubeless puncture resistant, explosion proof tire with a solid puncture resistant cushion punctured with iron studs;

FIG. 18 is a simulated view of a tubeless puncture-resistant and explosion-proof tire having a patterned hollowed-out puncture-resistant cushion layer, punctured with iron nails;

FIG. 19 is a simulated view of a tubeless puncture resistant, explosion proof tire having a solid puncture resistant cushion extending to both sides of the interior of the tire casing, punctured with iron studs;

FIG. 20 is a simulated view of a tubeless puncture-proof and explosion-proof tire having a patterned hollowed-out puncture-proof cushion layer extending to both sides of the interior of the outer tire and being punctured by iron nails;

FIG. 21 is a schematic structural view of a puncture resistant, explosion proof tire having an inflation channel and being tubeless;

FIG. 22 is a cross-sectional structural schematic view of a puncture resistant, explosion proof tire having an inflation channel and being tubeless;

FIG. 23 is a schematic structural view of a tubeless puncture resistant, explosion proof tire having an axially extending hollow structural bore;

FIG. 24 is a schematic cross-sectional structural view of a tubeless puncture resistant, explosion proof tire having an axially extending hollow structural bore;

FIG. 25 is a schematic structural view of a tubeless puncture resistant, explosion proof tire having a radially penetrating hollow structural bore;

FIG. 26 is a cross-sectional structural schematic view of a puncture resistant, explosion proof tire having a radially penetrating hollow structural bore and being tubeless.

Detailed Description

The present invention will be further described with reference to the following examples.

The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention. The conditions in the examples may be further modified according to the specific application, and the simple modification of the method of the present invention based on the concept of the present invention is within the scope of the present invention as claimed.

Example 1

As shown in fig. 1-12, the present invention provides a novel puncture-proof and explosion-proof tire, which comprises an outer tire 1, a puncture-proof cushion layer 2 tightly attached to the inner side of the outer tire, and an inflatable inner tube 3 located at the inner side of the puncture-proof cushion layer 2 and tightly attached to the puncture-proof cushion layer 2.

As shown in fig. 1, 2 and 9, the tire casing 1 is mainly made of a rubber material. The puncture-proof cushion layer 2 is made of an elastic foam material. The outer contour of the puncture-proof cushion layer 2 is closely attached to the inner contour of the outer tire casing 1 when viewed from the radial section of the tire. The radial section of the puncture-proof cushion layer 2 is crescent or arc. As shown in fig. 9, after the tire is punctured by a sharp object (such as an iron nail), the iron nail is blocked by the puncture-proof cushion layer 2, the inflatable inner tube 3 is not punctured, and air leakage or tire burst cannot occur, so that the normal running of the vehicle is ensured.

Example 2

As shown in fig. 3, 4 and 10, the puncture-proof mat layer 2 has a pattern hollow structure, unlike the embodiment 1. The hollow pattern structure comprises a convex pattern protruding out of the outer surface of the puncture-proof cushion layer 2 or a concave pattern recessed into the outer surface of the puncture-proof cushion layer. By adopting the pattern hollowed-out structure, the dead weight of the puncture-proof cushion layer 2 can be further reduced while the functionality of the puncture-proof cushion layer 2 is ensured, so that the energy consumption and the manufacturing cost are further reduced. The hollowed-out structure of the pattern does not affect the protectiveness of the puncture-proof cushion layer, but the specific hollowed-out structure of the pattern needs to be designed according to the corresponding pattern of the tire casing.

Example 3

As shown in fig. 5, 6 and 11, the puncture-preventing cushion layer 2 extends to both inner sides of the tire casing 1, unlike the embodiment 1. In addition to providing protection to the tire front face, this embodiment provides increased protection against side-pointed objects puncturing the tire sidewall.

Example 4

As shown in fig. 7, 8 and 12, this embodiment is a combination of embodiment 2 and embodiment 3, and the puncture-proof mat layer 2 has a hollow-pattern structure. The hollow pattern structure comprises a convex pattern protruding out of the outer surface of the puncture-proof cushion layer 2 or a concave pattern recessed into the outer surface of the puncture-proof cushion layer 2. The puncture-proof cushion layer 2 extends to both inner sides of the outer tire 1. The openness of the tire can be protected by the hollowed-out pattern structure, the tire side wall can be protected by the side extending part, and the dead weight of the puncture-proof cushion layer 2 is lighter than that of the embodiment 3.

Example 5

As shown in fig. 13 to 16, compared with any one of embodiments 1 to 4, the puncture-proof and explosion-proof tire of this embodiment includes an outer tire 1 and a puncture-proof cushion layer 2 attached to the inner side of the outer tire. The puncture-proof and explosion-proof tire is a tubeless (vacuum tire) type tire. The puncture-proof cushion layer 2 is characterized in that the puncture-proof cushion layer extends to two sides of the inner part of the outer tyre 1 and is positioned between the outer tyre 1 and an airtight layer (approximate U shape) for keeping the air seal in the tyre.

Fig. 17 to 20 are simulation views of a tire punctured by a stud, showing that when the tire is punctured by a sharp object, the sharp object is blocked by the puncture-preventing cushion layer 2, the inner liner is not damaged, and the tire does not leak or burst, thereby ensuring normal driving of the vehicle.

Example 6

As shown in fig. 21 and 22, the radial cross-sectional outer contour shape of the puncture-proof cushion layer 2 is matched with the shape between the hub and the outer tire, the puncture-proof cushion layer 2 with the radial cross-sectional shape matched with the shape between the hub and the outer tire is provided with the inflation channel 22 capable of accommodating air, the puncture-proof and explosion-proof tire is the tire of the tubeless (vacuum tire) type as in the embodiment 5, and the puncture-proof and explosion-proof tire is characterized in that the puncture-proof cushion layer 2 is provided with the inflation channel 22 by adopting a specially designed hollow structure, so that the puncture-proof and explosion-proof tire can be inflated to the specified air pressure like the vacuum tire when in use, and the compressed air uniformly distributes the pressure to the tire surface through the internal air channel, so as to obtain the. Because of more comprehensive support between the hub/rim and the outer tire, even if the outer tire is punctured and the air-tight layer is damaged, the reinforced anti-puncturing cushion layer can still provide enough support force, ensure that the outer tire can be repaired or replaced by a maintenance point when the outer tire is safely driven for a long enough distance, and avoid the damage of the hub/rim in the whole process.

Example 7

As shown in fig. 23 to 26, the puncture-proof and explosion-proof tire is a puncture-proof tire in the form of a tubeless (vacuum tire), and differs from examples 5 and 6 in that the puncture-proof structure is the inner filling body 4, and the inner filling body 4 has a perforation hole 41 formed therein so as to axially penetrate through the hollow structure of the inner filling body 4 or radially penetrate through the hollow structure of the inner filling body 4. Through setting up the internal filling body 4, the cover tire 1 obtains effectual support, increases hollow structure's perforation 41 simultaneously at the internal filling body 4 inside, can reduce the dead weight of the internal filling body 4 effectively, and then reduces the dead weight of puncture-proof, explosion-proof tire to reduce the material quantity of the internal filling body 4, reach reduce cost's purpose.

In summary, the outer contour of the puncture-proof structure closely fits the inner contour of the tire casing 1, the radial cross section of the puncture-proof structure has various forms such as solid or patterned hollow with different shapes, like crescent, arc, U-shape (two sides of the puncture-proof cushion layer 2 extending to the inner part of the tire casing 1), and the like, and the structure includes but is not limited to the structural design forms provided by the above embodiments. When the tire is punctured by a sharp object from the front or the side, the sharp object is blocked by the puncture-preventing structure, the air-tight layer of the inflatable inner tube or the vacuum tire is protected, compressed air in the tire cannot leak, the tire cannot be leaked or burst, and the normal running of a vehicle cannot be influenced.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A novel puncture-proof and explosion-proof tire is characterized in that: the tire comprises an outer tire and a puncture-proof structure tightly attached to the inner wall of the outer tire; the outer tire is mainly made of rubber materials.

2. The new puncture-proof, run-flat tire as claimed in claim 1, wherein: the puncture-proof structure is a puncture-proof cushion layer made of elastic foaming materials.

3. The new puncture-proof, run-flat tire as claimed in claim 2, wherein: the outer profile of the radial section of the puncture-proof cushion layer is crescent or arc.

4. A novel puncture-proof, explosion-proof tire according to claim 3, wherein: the anti-puncture cushion layer is of a pattern hollow structure.

5. The new puncture-proof, run-flat tire of claim 4, wherein: the pattern hollow structure comprises a convex pattern protruding out of the outer surface of the puncture-proof cushion layer or a concave pattern recessed into the outer surface of the puncture-proof cushion layer.

6. The new puncture-proof, run-flat tire as claimed in claim 5, wherein: the puncture-proof cushion layer extends to two sides of the inner part of the outer tire.

7. The new puncture-proof, run-flat tire according to any one of claims 1 to 6, wherein: the tire also comprises an inflatable inner tube which is positioned at the inner side of the puncture-proof cushion layer and is tightly attached to the puncture-proof cushion layer.

8. The new puncture-proof, run-flat tire as claimed in claim 2, wherein: the outer contour shape of the radial section of the puncture-proof cushion layer is matched with the shape between the hub and the outer tire.

9. The new puncture-proof, run-flat tire of claim 8 wherein: an inflation channel capable of containing air is arranged in the puncture-proof cushion layer.

10. The new puncture-proof, run-flat tire as claimed in claim 1, wherein: the puncture-proof structure is an in-tire filling body.

11. The new puncture-proof, run-flat tire of claim 10 wherein: the inner filling body is internally provided with a hollow structure axially penetrating through the inner filling body or a perforation radially penetrating through the hollow structure of the inner filling body.