CN214001221U - Automatic inflation explosion-proof tire - Google Patents

Abstract

The utility model provides an automatic aerify run-flat tire belongs to the run-flat tire field, including wheel hub, set up the extension board to the wheel hub outer loop, a connecting rod for connecting wheel hub and extension board, locate the inner tube of a tyre of extension board outer lane, and locate the cover tire in the inner tube of a tyre outside, be equipped with the shrinkage pool on the extension board, the connecting rod passes through the shrinkage pool and links to each other with the inner tube of a tyre, still including being used for aerifing for the inner tube of a tyre and locating the aerating device on the connecting rod, aerating device includes the air compressor machine, the gas holder, a first pipe for connecting air compressor machine and gas holder, the second pipe that links to each other with the gas holder, the first valve that links to each other with the second pipe, and be used for connecting the sealing washer of first valve and the inner tube of a tyre. The utility model overcomes current car run-flat tire exists can not carry out the inflated shortcoming to the tire automatically, is difficult to obtain the technical problem who popularizes and applies, has can automatic inflation, effectively prevents and treats the characteristics that the tire bursts.

Description

Automatic inflation explosion-proof tire

Technical Field

The utility model belongs to the run-flat tire field especially relates to an automatic inflation run-flat tire.

Background

Tires are ground-rolling annular elastic rubber products assembled on various vehicles or machines, and are generally mounted on metal rims to support vehicle bodies, cushion external impacts, achieve contact with road surfaces, and ensure the driving performance of the vehicles. When the tire is used under complicated and severe conditions, the tire bears various deformation, load, force and high and low temperature effects, so that the tire must have high bearing performance, traction performance and buffering performance, and simultaneously, the tire is required to have high wear resistance and flexibility resistance, and low rolling resistance and heat generation.

Chinese patent CN209683349U discloses a run-flat tire for automobile, which comprises an annular inner cavity located at the inner ring of the tire and an annular outer cavity located at the outer ring of the tire. The inflating valve is arranged on the inner cavity and used for inflating and deflating the tire, the outer cavity is separated into a plurality of closed cavities by the side wall, the steel wire is embedded in the side wall, the strength of the side wall can be increased by the steel wire, and deformation and bulging of the side wall are prevented. The chamber of the outer chamber is communicated with the inner chamber through the one-way valve, and the air can only flow into the chamber of the outer chamber from the inner chamber in one way, so the structure is simple and reliable, the accident caused by tire burst can be effectively avoided,

however, the run flat tire for an automobile has a disadvantage that the tire cannot be automatically inflated, and is difficult to be popularized and applied.

SUMMERY OF THE UTILITY MODEL

The utility model discloses there is the shortcoming that can not carry out gas filling to the tire automatically to foretell car run-flat tire, is difficult to obtain the technical problem who popularizes and applies, proposes one kind and has a self-inflating run-flat tire that can self-inflating, effectively prevent and treat the tire and blow out.

In order to achieve the above object, the utility model discloses a technical scheme be:

the utility model provides an automatic aerify run-flat tire, including wheel hub, set up to the extension board of wheel hub outer loop is used for connecting wheel hub with the connecting rod of extension board is located the inner tube of a tyre of extension board outer lane, and locate the cover tire in the inner tube of a tyre outside, be equipped with the shrinkage pool on the extension board, the connecting rod passes through the shrinkage pool with the inner tube of a tyre links to each other, still including being used for giving the inner tube of a tyre is aerifyd and is located aerating device on the connecting rod, aerating device includes air compressor machine, gas holder, is used for connecting the air compressor machine with the first pipe of gas holder, with the second pipe that the gas holder links to each other, with the first valve that the second pipe links to each other, and be used for connecting first valve with the sealing washer of the inner tube of a tyre.

Preferably, the tire further comprises a first pressure sensor arranged in the inner tire and a controller, wherein the first pressure sensor is electrically connected with the controller, and the controller is electrically connected with the air compressor and the first valve.

Preferably, the tire further comprises a second valve connected with the outer tire, and a second pressure sensor arranged in the outer tire, wherein the second pressure sensor is electrically connected with the controller, and the controller is electrically connected with the second valve.

Preferably, the pressure sensor further comprises a buzzer arranged on the connecting rod, and the buzzer is electrically connected with the first pressure sensor and the second pressure sensor.

Preferably, a liquid nitrogen layer is arranged between the support plate and the inner tube, and a plurality of hollow soft balls are arranged in the outer tire.

Preferably, the tire further comprises a vibration energy storage plate for converting mechanical energy in the tire rotation process into electric energy, and a storage battery connected with the vibration energy storage plate, wherein the vibration energy storage plate and the storage battery are arranged on the connecting rod.

Preferably, a spring is connected between the connecting rod and the hub, an outer sleeve is sleeved outside the spring, and one end of the outer sleeve is fixedly connected with the hub.

Preferably, the tire further comprises an anti-slip layer arranged on the outer side of the tire casing.

Preferably, the inflation device further comprises an air nozzle for manually inflating the inner tube.

Compared with the prior art, the utility model discloses an advantage and beneficial effect lie in:

1. the utility model provides an automatic inflation explosion-proof tire, which realizes the inflation of the tire at any time and any place by arranging an inflation device, and improves the safety performance of the tire;

2. the utility model provides an automatic inflation run-flat tire, through setting up the second valve that links to each other with the cover tire, set up second pressure sensor in the cover tire, when the tire passes through some road conditions that easily make the vehicle skid or sink in, second pressure sensor detects the rising of cover tire internal pressure to transmit the signal to the controller, the controller controls the second valve according to the pressure condition in the cover tire and opens, deflates, has realized the safe traveling of tire under the full road conditions;

3. the utility model provides an automatic inflation run-flat tire, through setting up the liquid nitrogen layer, can cool off the heat that the tire generates heat and produces, prevent that the tire from because the gas receives the thermal energy to cause the blow-out in the inner tube of a tyre when the tire rotates, through setting up the hollow soft ball in the outer tube simultaneously, has avoided the emergence of dangerous blow-out condition, improve the security performance of the tire comprehensively;

4. the utility model provides an automatic inflation explosion-proof tire, which realizes the conversion of mechanical energy into electric energy in the rotation process of the tire by arranging a vibration energy storage plate, thereby improving the utilization rate of the energy;

5. the utility model provides an automatic aerify run-flat tire, through set up the spring between connecting rod and wheel hub, when the gas pressure increase in the inner tube, the inner tube of a tyre passes through the extrusion connecting rod, and connecting rod extrusion spring has reduced because of the inner tube of a tyre internal gas pressure increase and has aroused the possibility of blowing out, and has that the shock attenuation is effectual, simple structure, can effectively prevent the characteristics that the blowing out takes place.

Drawings

FIG. 1 is a schematic structural view of an automatic inflation run-flat tire of the present invention;

FIG. 2 is an enlarged view of a portion a of FIG. 1;

in the above figures: 1. a hub; 2. a support plate; 3. a liquid nitrogen layer; 4. an inner tube; 5. an outer tire; 6. an anti-slip layer; 7. an outer sleeve; 8. a spring; 9. a connecting rod; 10. an air compressor; 11. a first conduit; 12. a gas storage tank; 13. a second conduit; 14. a first valve; 15. a seal ring; 16. a vibration energy storage plate; 17. a storage battery; 18. a first pressure sensor; 19. a second valve; 20. concave holes; 21. an air tap; 22. hollow soft rubber balls; 23. a buzzer; 24. and a controller.

Detailed Description

The present invention is specifically described below by way of exemplary embodiments. It should be understood, however, that elements, structures and features of one embodiment may be beneficially incorporated in other embodiments without further recitation.

In the description of the present invention, it should be understood that the terms "upper", "lower", "bottom", "inner", "outer", etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in fig. 1, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b): as shown in fig. 1 and 2, the present embodiment lists an automatic inflation run-flat tire, including a wheel hub 1, a support plate 2 arranged as an outer ring of the wheel hub 1, a connecting rod 9 for connecting the wheel hub 1 and the support plate 2, an inner tube 4 arranged on an outer ring of the support plate 2, and an outer tire 5 arranged outside the inner tube 4, wherein the support plate 2 is provided with a concave hole 20, the connecting rod 9 is connected with the inner tube 4 through the concave hole 20, and the run-flat tire further includes an inflation device for inflating the inner tube 4 and arranged on the connecting rod 9, the inflation device includes an air compressor 10, an air storage tank 12, a first conduit 11 for connecting the air compressor 10 and the air storage tank 12, a second conduit 13 connected with the air storage tank 12, a first valve 14 connected with the second conduit 13, and a sealing ring 15 for connecting the first valve 14 and the inner tube 4. When the pressure in the tire is too low, the air compressor 10 and the first valve 14 are opened, the air compressor 10 compresses air and stores the air in the air storage tank 12, and the air storage tank 12 supplies air to the inner tube 4 through the second conduit 13, so that the inflation at any time and any place is realized, and the possibility of tire burst is reduced.

In order to improve the automation degree and further improve the safety performance of the tire, the tire further comprises a first pressure sensor 18 arranged in the inner tube 4, and a controller 24, wherein the first pressure sensor 18 is electrically connected with the controller 24, and the controller 24 is electrically connected with the air compressor 10 and the first valve 14. Through setting up first pressure sensor 18 in inner tube 4, when first pressure sensor 18 detects that inner tube 4 pressure is less than the setting value, controller 24 control air compressor machine 10 and first valve 14 open, air compressor machine 10 compresses the air and stores in gas holder 12, gas holder 12 is inflated for inner tube 4 through second pipe 13 and is supplemented, after first pressure sensor 18 detects that the pressure in inner tube 4 reaches the setting value, controller 24 control air compressor machine 10 and first valve 14 close, stop inflating, realized inflating anytime and anywhere, reduce the possibility that the flat tire takes place. Further, the controller 24 is fixed to the hub 1.

In order to realize safe running of the tire under the full road condition, the tire further comprises a second valve 19 connected with the tire casing 5 and a second pressure sensor arranged in the tire casing 5, wherein the second pressure sensor is electrically connected with a controller 24, and the controller 24 is electrically connected with the second valve 19. By arranging the second valve 19 on the outer tire 5 and arranging the second pressure sensor in the outer tire 5, when the tire passes through some road conditions which are easy to cause vehicle slip or fall, such as sand beach, snow land, wet land and the like, and the second pressure sensor detects that the pressure in the outer tire 5 is higher than a set value, the controller 24 controls the second valve 19 to be opened to exhaust the outer tire 5, and when the second pressure sensor detects that the pressure in the outer tire 5 reaches the set value, the controller 24 controls the second valve 19 to be closed to stop exhausting the outer tire 5, so that the contact area between the outer tire 5 and the road surface is increased in the process, the road surface is better passed, and the safe running of the tire under the full road condition is realized.

In order to remind the driver of safety, the safety warning device further comprises a buzzer 23 arranged on the connecting rod 9, and the buzzer 23 is electrically connected with the first pressure sensor 18 and the second pressure sensor.

In order to improve the safety performance of the tire completely, a liquid nitrogen layer 3 is arranged between the support plate 2 and the inner tube 4, and a plurality of hollow soft balls are arranged in the outer tire 5. The liquid nitrogen layer 3 is arranged between the support plate 2 and the inner tube 4 of the explosion-proof tire, the liquid nitrogen layer 3 can cool heat generated by tire heating, and the explosion of the tire caused by expansion of gas in the inner tube 4 when the tire rotates is prevented; in addition, set up the hollow soft ball in cover tire 5, the emergence of dangerous flat tire condition has been avoided, it is concrete, in case the cover tire 5 in case meet with the nail puncture and lose heart the back, because the hollow soft ball 22 can fill the fracture department, block up the fracture department, the gas that leaks out is just few, a small amount of gas leakage does not influence the car and normally travel, cover tire 5 is still full, cover tire 5 influences several hollow soft balls 22 that press close to the fracture department at most, can not produce dangerous flat tire condition, do not influence the car and continue to travel, the security performance of comprehensive promotion tire, have can reduce the flat tire possibility of tire and can guarantee the characteristics of vehicle driving safety under the flat tire condition.

In order to improve the utilization rate of energy, the tire further comprises a vibration energy storage plate 16 for converting mechanical energy in the rotation process of the tire into electric energy, and a storage battery 17 connected with the vibration energy storage plate 16, wherein the vibration energy storage plate 16 and the storage battery 17 are arranged on the connecting rod 9. During the rotation of the tire, the vibration energy storage plate 16 converts mechanical energy in the tire rotation process into electric energy, and the electric energy is stored in the storage battery 17, so that the utilization rate of the energy is improved.

In order to improve the shock absorption and explosion prevention performance of the tire, a spring 8 is connected between the connecting rod 9 and the hub 1, an outer sleeve 7 is sleeved outside the spring 8, and one end of the outer sleeve 7 is fixedly connected with the hub 1. In the embodiment, the spring 8 is arranged between the connecting rod 9 and the hub 1, when the gas pressure in the inner tube 4 is increased, the inner tube 4 presses the connecting rod 9, the connecting rod 9 presses the spring 8 in the outer sleeve 7, and the possibility of tire burst caused by the increase of the gas pressure in the inner tube 4 is reduced. It should be noted that, this shock attenuation run-flat tire has that shock attenuation effect is good, simple structure, can effectively prevent the characteristics that the child takes place that explodes.

The tyre further comprises an anti-slip layer 6 arranged on the outer side of the outer tyre 5 in order to increase the friction force between the tyre and the ground and improve the stability of the tyre.

Further, an air nozzle 21 for manually inflating the inner tube 4 is included.

Claims (9)

1. The utility model provides an automatic aerify run-flat tire, includes wheel hub (1), set up to extension board (2) of wheel hub (1) outer loop is used for connecting wheel hub (1) with connecting rod (9) of extension board (2) are located the inner tube of a tyre (4) of extension board (2) outer lane, and locate cover tire (5) in the inner tube of a tyre (4) outside, be equipped with shrinkage pool (20) on extension board (2), connecting rod (9) are passed through shrinkage pool (20) with the inner tube of a tyre (4) link to each other, its characterized in that: still including being used for inner tube (4) aerify and locate aerating device on connecting rod (9), aerating device includes air compressor machine (10), gas holder (12), is used for connecting air compressor machine (10) with first pipe (11) of gas holder (12), with second pipe (13) that gas holder (12) link to each other, with first valve (14) that second pipe (13) link to each other, and be used for connecting first valve (14) with sealing washer (15) of inner tube (4).

2. The automatic pneumatic run-flat tire according to claim 1, wherein: still including locating first pressure sensor (18) in inner tube (4), and controller (24), first pressure sensor (18) with controller (24) electricity is connected, controller (24) with air compressor machine (10) and first valve (14) electricity is connected.

3. The automatic pneumatic run-flat tire according to claim 2, wherein: the tyre further comprises a second valve (19) connected with the outer tyre (5), and a second pressure sensor arranged in the outer tyre (5), wherein the second pressure sensor is electrically connected with the controller (24), and the controller (24) is electrically connected with the second valve (19).

4. A self-inflating run-flat tire as claimed in claim 3, wherein: the pressure sensor is characterized by further comprising a buzzer (23) arranged on the connecting rod (9), wherein the buzzer (23) is electrically connected with the first pressure sensor (18) and the second pressure sensor.

5. The automatic pneumatic run-flat tire according to claim 1, wherein: a liquid nitrogen layer (3) is arranged between the support plate (2) and the inner tube (4), and a plurality of hollow soft balls are arranged in the outer cover (5).

6. The automatic pneumatic run-flat tire according to claim 1, wherein: the tire vibration energy storage device is characterized by further comprising a vibration energy storage plate (16) for converting mechanical energy in the tire rotation process into electric energy, and a storage battery (17) connected with the vibration energy storage plate (16), wherein the vibration energy storage plate (16) and the storage battery (17) are arranged on the connecting rod (9).

7. The automatic pneumatic run-flat tire according to claim 1, wherein: connecting rod (9) with be connected with spring (8) between wheel hub (1), spring (8) overcoat is equipped with outer sleeve (7), outer sleeve (7) one end with wheel hub (1) fixed connection.

8. The automatic pneumatic run-flat tire according to claim 1, wherein: and the anti-skid tyre also comprises an anti-skid layer (6) arranged on the outer side of the outer tyre (5).

9. The automatic pneumatic run-flat tire according to claim 1, wherein: also comprises an air nozzle (21) used for manually inflating the inner tube (4).

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