CN115709619A - Puncture alarm device of wheel, wheel and vehicle - Google Patents

Abstract

The invention discloses a wheel puncture alarm device, a wheel and a vehicle. The wheel puncture alarm device includes: an induction component, which is suitable for being installed in the tire of the wheel, and the induction component is used for sensing whether the wheel is pierced by a metal puncture object The signal sending component, the signal sending component is connected with the sensing component, and the signal sending component is configured to send an alarm signal after the sensing component senses that the wheel is pierced; the alarm unit, the alarm unit is adapted to issue a wheel puncture warning to the police according to the alarm signal. Thus, by setting the puncture alarm device at the wheel of the vehicle, the puncture alarm device can issue a wheel puncture warning in time after the tire is pierced by a metal puncture object. It is determined that the tire is punctured before the impact, so that the driver can replace the tire in time, so as to avoid the decrease of the driving safety of the vehicle, and also prevent the wheel from being damaged after driving for a long time in the depressurized state.

Description

Wheel puncture alarm device, wheel and vehicle

technical field

The invention relates to the field of vehicles, in particular to a wheel puncture alarm device, a wheel and a vehicle.

Background technique

When the vehicle is running, when the wheel of the vehicle is pressed against the metal puncture, the tire is easily punctured by the metal puncture, which will cause the gas in the tire to leak from the puncture point to the outside of the tire, thereby causing the tire pressure to drop, and then Cause wheel damage or cause vehicle accidents.

In the related art, the tire pressure monitoring system is installed in the existing wheel, and the tire pressure monitoring system is used to monitor the tire pressure of the tire. When the tire pressure drops to a preset value, the tire pressure monitoring system can determine that the tire is punctured. At this time, the driving state of the vehicle has been affected, so that the vehicle cannot timely warn the driver that the tire is punctured, which leads to a decrease in the driving safety of the vehicle and increases the maintenance cost of the vehicle.

Contents of the invention

The present invention aims to solve at least one of the technical problems existing in the prior art. For this reason, an object of the present invention is to propose a kind of puncture warning device of wheel, and the puncture warning device of this wheel can make the driver confirm that the tire is punctured before the driving state of the vehicle is affected, thereby can make the driver timely check the tire. Replacement can prevent the driving safety of the vehicle from falling, and can also prevent the wheels from being damaged after driving for a long time in a depressurized state, thereby reducing the maintenance cost of the vehicle.

The invention further proposes a wheel.

The invention further proposes a vehicle.

The puncture alarm device for a wheel according to the present invention includes: an induction assembly, which is suitable for being installed in the tire of the wheel, and the induction assembly is used to sense whether the wheel is pierced by a metal puncture object; a signal sending assembly , the signal sending component is connected with the sensing component, the signal sending component is configured to send an alarm signal after the sensing component senses that the wheel is pierced; an alarm unit, the alarm unit is adapted to alarm according to Signals a wheel puncture warning.

According to the puncture alarm device of the wheel of the present invention, by setting the puncture alarm device at the wheel of the vehicle, the puncture alarm device can issue a wheel puncture warning in time after the tire is pierced by a metal puncture object. Compared with the prior art, the driver It can be determined that the tire is punctured before the driving state of the vehicle is affected, so that the driver can replace the tire in time, thereby avoiding the decrease of the driving safety of the vehicle, and also preventing the wheel from being damaged after driving for a long time in a depressurized state.

In some examples of the present invention, the sensing component is arranged on the inner surface of the tire.

In some examples of the present invention, the signal generation component includes: a signal generation unit and a power supply, the power supply, the signal generation unit and the induction component are sequentially connected to form an induction circuit, and the signal generation unit The on-off condition of the circuit selectively sends the alarm signal.

In some examples of the present invention, the induction component includes: a first conductive part and a second conductive part, the first conductive part is spaced apart from the second conductive part, and the first conductive part is connected to the power supply The second conductive part is electrically connected to the signal generating unit, and the first conductive part and the second conductive part are configured so that after the wheel is pierced by the metal piercing object, the first conductive part A conductive element and the second conductive element are connected by the metal piercing object to conduct the induction circuit.

In some examples of the present invention, both the first conductive part and the second conductive part are configured as a metal film, and when the first conductive part and the second conductive part are connected by the metal puncture, the The first conductive member and/or the second conductive member are pierced.

In some examples of the present invention, an insulating part is further provided between the first conductive part and the second conductive part.

In some examples of the present invention, the wheel puncture alarm device further includes: a signal receiving unit connected to the alarm unit, the signal receiving unit is used to receive an alarm signal, and the alarm The unit issues a wheel puncture warning according to the warning signal received by the signal receiving unit.

In some examples of the present invention, the signal receiving unit is adapted to be connected to the controller of the vehicle, and when the signal receiving unit receives the alarm signal, the puncture alarm device is also adapted to send a message to the user through the vehicle. Wheel puncture warning.

The wheel according to the present invention includes the above wheel puncture alarm device, and the puncture alarm device is installed on the inner surface of the tire of the wheel.

According to the wheel of the present invention, by setting the puncture alarm device on the wheel, the puncture alarm device can issue a wheel puncture warning in time after the tire is pierced by a metal puncture object. Compared with the prior art, the driver can It is determined that the tire is punctured before being affected, so that the driver can replace the tire in time, so as to avoid the decrease of the driving safety of the vehicle, and also prevent the wheel from being damaged after driving for a long time in the depressurized state.

A vehicle according to the present invention comprises the above-mentioned wheel.

According to the vehicle of the present invention, by setting the puncture alarm device at the wheel of the vehicle, the puncture alarm device can issue a wheel puncture warning in time after the tire is pierced by a metal puncture object. Compared with the prior art, the driver can It is determined that the tire is punctured before the driving state is affected, so that the driver can replace the tire in time, thereby avoiding the decrease of the driving safety of the vehicle, and also preventing the wheel from being damaged after driving for a long time in a depressurized state.

Additional aspects and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of drawings

The above and/or additional aspects and advantages of the present invention will become apparent and comprehensible from the description of the embodiments in conjunction with the following drawings, wherein:

Fig. 1 is a schematic diagram of a partial structure of a puncture alarm device set on a wheel according to an embodiment of the present invention;

Fig. 2 is a schematic diagram of a partial structure of a wheel provided with a puncture alarm device according to an embodiment of the present invention being pierced by a metal puncture object;

Fig. 3 is a block diagram of a puncture alarm device according to an embodiment of the present invention;

Fig. 4 is a schematic diagram of a wheel according to an embodiment of the present invention;

Fig. 5 is a cross-sectional view of a wheel according to an embodiment of the present invention.

Reference signs:

Wheel 100; tire 110; puncture alarm device 200; metal puncture object 300;

Induction component 10; first conductive element 101; second conductive element 102; insulating element 103;

Signal sending component 20; Signal generating unit 201; Power supply 202;

Alarm unit 30 ; signal receiving unit 40 .

Detailed ways

Embodiments of the present invention are described in detail below, examples of which are shown in the drawings, wherein the same or similar reference numerals designate the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the figures are exemplary only for explaining the present invention and should not be construed as limiting the present invention.

The puncture alarm device 200 of the wheel 100 , the wheel 100 and the vehicle according to the embodiment of the present invention will be described below with reference to FIGS. 1-5 . Wherein, the vehicle can have a plurality of tires 110, and each tire 110 can be equipped with a puncture alarm device 200, and each puncture alarm device 200 can detect whether the corresponding tire 110 is pierced by a metal puncture object 300 respectively, and each puncture alarm The device 200 can promptly remind the driver to replace the tire when the corresponding tire 110 is pierced by the metal puncture object 300 , thereby ensuring the driving safety of the vehicle.

As shown in FIGS. 1-5 , the puncture alarm device 200 according to the embodiment of the present invention includes: a sensing component 10 , a signal sending component 20 and an alarm unit 30 . The sensing assembly 10 is suitable for being installed in the tire 110 of the wheel 100. The sensing assembly 10 is used for sensing whether the wheel 100 is pierced by the metal puncture object 300. Wherein, the inner structure of the tire 110 is a closed environment. When the vehicle is running on the road normally, the sensing The component 10 can detect that the wheel 100 is not pierced by the metal puncture object 300 , and the sensing component 10 will not be triggered at this time. After the metal puncture object 300 punctures the tire 110 of the wheel 100, the metal puncture object 300 can extend into the closed space where the induction assembly 10 is installed on the tire 110, and the metal puncture object 300 can contact the induction assembly 10, and the induction assembly 10 can sense When the metal puncture object 300 protrudes into the confined space, the sensing assembly 10 can determine that the wheel 100 is pierced by the metal puncture object 300 .

Moreover, the signal sending assembly 20 is connected with the sensing assembly 10, the signal sending assembly 20 is configured to send an alarm signal after the sensing assembly 10 senses that the wheel 100 is punctured, and the alarm unit 30 is adapted to issue a wheel puncture warning according to the alarm signal. Wherein, the alarm unit 30 can be installed on the vehicle, and the wheel puncture warning can be transmitted to the driver in the form of alarm information, etc., and the alarm unit 30 can send types of sound alarm information and/or light background information and/or image alarm information to the driver. The driver determines that the tire of the vehicle is punctured after receiving the wheel puncture warning sent by the alarm unit 30 .

Further, when the driver receives the wheel puncture warning, the driver can control the speed of the vehicle to reduce, so as to avoid damage to the wheel 100 caused by the vehicle running at high speed after the tire 110 is punctured, and at the same time prevent the tire pressure from decreasing from causing the vehicle to reduced driving safety. By installing the puncture alarm device 200 on the vehicle, the puncture alarm device 200 can issue a wheel puncture warning to the driver when the tire 110 is punctured and the tire pressure of the tire 110 has not changed significantly. The tire 110 of the wheel 100 can reduce the probability of traffic accidents of the vehicle, and further improve the product quality of the vehicle.

It should be noted that, in some embodiments, the alarm unit 30 can be configured as an alarm, and the alarm unit 30 can be installed on the vehicle as an independent component. In some other embodiments, the alarm unit 30 can also be integrated on the components of the vehicle, so that the assembly steps of the alarm unit 30 on the vehicle can be reduced. In some other embodiments, the puncture alarm device 200 and the vehicle can share the alarm device on the vehicle, that is, the alarm device on the vehicle can be used as the alarm unit 30 of the puncture alarm device 200, such as the central control display of the vehicle, the instrument panel of the vehicle , the audio equipment of the vehicle can be used to transmit the wheel puncture warning issued by the puncture alarm device 200 to the user.

In some embodiments of the present invention, as shown in FIG. 4 and FIG. 5 , the induction component 10 may be disposed on the inner surface of the tire 110 . Wherein, the closed space of the wheel 100 where the sensor assembly 10 is installed is located inside the tire 110, the tire 110 of the wheel 100 forms a stable tire pressure through the gas in the airtight space where the sensor assembly 10 is installed, and the sensor assembly 10 can be installed on the tire 110 When the metal puncture object 300 punctures from the outside of the tire 110 toward the inside of the wheel 100 along the radial direction of the wheel 100, the metal puncture object 300 will first puncture the rubber carcass of the tire 110 , and then the metal puncture object 300 can extend from the inner surface of the tire 110 into the confined space, that is, the metal puncture object 300 contacts the sensing component 10 while protruding into the confined space, and the metal puncturing object 300 extending into the confined space can contact the sensing component 10 After the sensing assembly 10 is triggered, when the sensing assembly 10 is triggered, it can be determined that the wheel 100 is punctured, and the signal sending assembly 20 can send an alarm signal so that the alarm unit 30 can send a wheel puncture warning to the driver, thereby prompting the driver to replace the tire in time 110.

In some embodiments of the present invention, as shown in FIGS. 1-3 , the signal generation component includes: a signal generation unit 201 and a power supply 202, the power supply 202, the signal generation unit 201 and the induction component 10 are sequentially connected to form an induction circuit, and the signal generation The unit 201 selectively sends an alarm signal according to the on-off condition of the sensing circuit. Specifically, the sensing circuit can form a series circuit, and the power supply 202 can be used to supply power to the signal generating unit 201 and the sensing component 10 .

When the tire 110 of the wheel 100 is not punctured (that is, the wheel 100 is working normally) and the sensing component 10 is not triggered, the sensing component 10 can disconnect the sensing circuit. If no current flows, the signal generating unit 201 cannot send an alarm signal, and the puncture alarm device 200 does not issue a wheel puncture warning. When the tire 110 of the wheel 100 is punctured (that is, the wheel 100 works abnormally) and the sensing component 10 is triggered, the sensing component 10 can conduct the sensing circuit, and a current can be formed in the sensing circuit at this time, and there is a current at the signal generating unit 201 After that, the signal generation unit 201 can send an alarm signal after being powered on, and the puncture alarm device 200 sends a wheel puncture warning to remind the driver that the wheel 100 is punctured, so that the signal generation unit 201 can not send an alarm signal when the sensing circuit is disconnected. , and the technical effect that the signal generating unit 201 sends an alarm signal when the sensing circuit is turned on.

In some embodiments of the present invention, as shown in FIG. 1 and FIG. 2, the induction component 10 includes: a first conductive member 101 and a second conductive member 102, the first conductive member 101 is spaced apart from the second conductive member 102, specifically In other words, the first conductive member 101 and the second conductive member 102 are spaced apart along the radial direction of the wheel 100, and one of the first conductive member 101 and the second conductive member 102 may be fixedly connected to the inner sidewall of the tire 110, and in some In a preferred embodiment, the first conductive member 101 or the second conductive member 102 can be bonded to the inner sidewall of the tire 110 .

The first conductive part 101 is electrically connected to the power supply 202, and the second conductive part 102 is electrically connected to the signal generating unit 201. The first conductive part 101 and the second conductive part 102 are configured to be the first time after the wheel 100 is pierced by the metal piercing object 300. The first conductive element 101 and the second conductive element 102 are connected by the metal piercing object 300 to conduct the sensing circuit. Wherein, before the first conductive part 101 and the second conductive part 102 are connected by the metal piercing object 300, by separating the first conductive part 101 from the second conductive part 102, the connection between the first conductive part 101 and the second conductive part 102 A capacitor can be formed between the first conductive member 101 and the second conductive member 102, so that the induction circuit can be disconnected, and the puncture alarm device 200 can not issue a wheel puncture warning when the wheel 100 is in normal use.

When the first conductive member 101 and the second conductive member 102 are connected by the metal puncture object 300, the metal puncture object 300 can conduct electricity, and the current between the first conductive member 101 and the second conductive member 102 can be conducted through the metal puncture object 300, Therefore, the induction circuit can be turned on, and then the puncture alarm device 200 can issue a wheel puncture warning when the wheel 100 is punctured.

In some embodiments of the present invention, as shown in FIG. 1 and FIG. 2 , both the first conductive member 101 and the second conductive member 102 can be configured as metal films, and the first conductive member 101 and the second conductive member 102 are pierced by metal When the object 300 is connected, the first conductive member 101 and/or the second conductive member 102 are pierced. Wherein, by configuring both the first conductive member 101 and the second conductive member 102 as a metal film, the contact area between the first conductive member 101 or the second conductive member 102 and the inner surface of the tire 110 can be increased, thereby improving the sensitivity of the induction component. The sensing range of 10 can trigger the sensing component 10 when the metal puncture object 300 punctures the tire 110 from different positions of the wheel 100 , which can reduce the failure probability of the puncture alarm device 200 .

And, when the metal puncture object 300 punctures the tire 110, the metal puncture object 300 can pierce one of the first conductive member 101 and the second conductive member 102 that is closer to the inner surface of the tire 110, and the outer peripheral wall of the metal puncture object 300 can be One of the first conductive member 101 and the second conductive member 102 that is closer to the inner surface of the tire 110 is electrically connected. The metal piercing object 300 may be in contact with the inner surface of the first conductive member 101 and the second conductive member 102 that is farther away from the tire 110 . It should be noted that, in the case that the metal puncture object 300 pierces or does not pierce one of the first conductive member 101 and the second conductive member 102 that is farther away from the inner surface of the tire 110, when the metal puncture object 300 When 300 contacts one of the inner surface of the first conductive member 101 and the second conductive member 102 that is farther away from the tire 110, the distance between the metal puncture object 300 and the first conductive member 101 and the second conductive member 102 that is farther away from the tire 110 can be realized. Technical effect of an electrical connection on the inside surface. Thus, by electrically connecting both the first conductive member 101 and the second conductive member 102 to the metal puncture object 300, the first conductive member 101 and the second conductive member 102 can conduct current through the metal puncture object 300, so that the The induction circuit is turned on, so that the puncture alarm device 200 can issue a wheel puncture warning.

In some embodiments of the present invention, as shown in FIG. 1 and FIG. 2 , an insulating member 103 may also be provided between the first conductive member 101 and the second conductive member 102 . Wherein, both the first conductive member 101 and the second conductive member 102 can be attached to the surface of the insulating member 103, the insulating member 103 can separate the first conductive member 101 from the second conductive member 102, and the insulating member 103 can prevent the first The conductive member 101 and the second conductive member 102 are in contact with each other, so that the conduction between the first conductive member 101 and the second conductive member 102 can be avoided before the wheel 100 is pierced, so that the induction circuit can be disconnected before the wheel 100 is pierced. , at this time, the signal generating unit 201 cannot send an alarm signal, thereby preventing the detection accuracy of the puncture alarm device 200 from being affected.

Further, the insulator 103 can be configured as an insulating film, and the first conductive member 101, the second conductive member 102, The inductive assembly 10 formed by the combination of the insulators 103 is configured as a thin-film structure. By installing the thin-film inductive assembly 10 on the inner surface of the tire 110, when the puncturer pierces the tire 110 and the puncturer does not puncture the insulating member 103, The induction assembly 10 can close the puncture hole on the tire 110, and the induction assembly 10 can restrict the gas in the tire 110 from being discharged from the puncture hole to the outside of the tire 110, that is, the tire pressure of the tire 110 does not change, and the induction assembly 10 can make the tire 110 In normal use, the running state of the vehicle is not affected, and the puncture alarm device 200 does not issue a wheel puncture warning, thereby reducing the maintenance cost of the vehicle and improving the functionality of the sensing component 10 .

Moreover, along the thickness direction of the induction component 10, the projections of the first conductive member 101 and the second conductive member 102 are located within the projection of the insulating member 103, so that the first conductive member 101 and the second conductive member 101 can be further prevented from being separated from the second conductive member. 102 are in contact with each other before the wheel 100 is punctured, which further improves the detection accuracy of the puncture alarm device 200 . In some specific embodiments, let the thickness of the insulating film be L1, which satisfies the relational formula: 0.1mm≤L1≤1mm. Preferably, the thickness of the insulating film can be 0.5mm. This design can effectively avoid the first conductive member The current between 101 and the second conductive member 102 breaks down the insulating film. Further, let the thickness dimension of the first conductive member 101 be L2, and the thickness dimension of the second conductive member 102 be L3, which satisfy the relational formula: L1+L2+L3≤1mm, so that the metal puncturer 300 can puncture the tire 110 Afterwards, it is easier to pierce the first conductive member 101 and/or the second conductive member 102 to connect the first conductive member 101 and the second conductive member 102 together, so that the puncture alarm device 200 can be triggered more easily, thereby improving The detection accuracy of the puncture alarm device 200.

In some embodiments of the present invention, as shown in FIG. 3 , the puncture alarm device 200 may further include: a signal receiving unit 40, the signal receiving unit 40 is connected to the alarm unit 30, the signal receiving unit 40 is used to receive the alarm signal, and alarm The unit 30 issues a wheel puncture warning according to the warning signal received by the signal receiving unit 40 . Wherein, the signal receiving unit 40 can be connected with a vehicle, and the vehicle can provide power for the signal receiving unit 40 .

In some embodiments, the signal receiving unit 40 can be configured as a wireless signal receiver, and the signal receiving frequency of the wireless signal receiver can be adapted to the frequency of the alarm signal sent by the signal sending component 20, so that the signal receiving unit 40 can receive The wireless alarm signal sent by the signal sending assembly 20 can realize the technical effect of the wireless communication connection between the signal receiving unit 40 and the signal sending assembly 20. When the distance between the alarm unit 30 and the signal sending assembly 20 is relatively long, The wireless communication connection between the signal receiving unit 40 and the signal sending assembly 20 can make the arrangement of the alarm unit 30 and the signal sending assembly 20 more flexible on the vehicle, and can reduce the wiring harness arrangement of the puncture alarm device 200 in the vehicle.

Of course, in some other embodiments, the signal receiving unit 40 and the signal sending component 20 can also be connected by a wired connection, which can improve the stability of signal transmission between the signal receiving unit 40 and the signal sending component 20, thereby The probability that the signal receiving unit 40 cannot receive the alarm signal can be reduced, thereby improving the working stability of the puncture alarm device 200 .

In some embodiments of the present invention, the signal receiving unit 40 is adapted to be connected to the controller of the vehicle, and when the signal receiving unit 40 receives the alarm signal, the puncture alarm device 200 is also adapted to issue a wheel puncture warning to the user through the vehicle. Wherein, the controller of the vehicle may be a vehicle controller of the vehicle, and the vehicle controller of the vehicle may be connected with devices such as the audio system of the vehicle, the central control display panel of the vehicle, and the instrument panel of the vehicle.

When the signal receiving unit 40 receives the alarm signal, the controller of the vehicle can control the audio system of the vehicle and/or the central control display panel of the vehicle and/or the dashboard of the vehicle according to the alarm signal received by the signal receiving unit 40, so that the vehicle's The audio system and/or the vehicle's central control display panel and/or the vehicle's instrument panel send an alarm message to the driver (that is, a wheel puncture warning), and the driver can receive the sound alarm information from the vehicle's audio system, the vehicle's center The image alarm information and/or light alarm information sent by the control display panel, the image alarm information and/or light alarm information sent by the instrument panel of the vehicle, etc. determine that the wheel 100 is pierced by the metal puncture object 300 .

By connecting the signal receiving unit 40 with the controller of the vehicle, the way for the puncture alarm device 200 to issue a wheel puncture warning to the user can be increased, thereby preventing the vehicle from causing a traffic accident and/or after the user fails to receive the wheel puncture warning in time Or cause the wheel 100 to be damaged, the alarm effect of the puncture alarm device 200 can be further improved, and the driving safety of the vehicle can be further improved.

It should be noted that, in some specific embodiments, the controller of the vehicle can also be connected with the alarm unit 30 of the puncture alarm device 200, and when the signal receiving unit 40 receives the alarm signal, the controller of the vehicle can The alarm signal received at 40 controls the alarm unit 30 to issue a wheel puncture warning. Of course, in some other embodiments, the puncture alarm device 200 can also include a controller, the controller can be installed on the vehicle, the vehicle can supply power for the controller, and the controller can be connected with the signal receiving unit 40 and the alarm unit 30 respectively, when the signal When the receiving unit 40 receives the alarm signal, the controller can control the alarm unit 30 to issue a wheel puncture warning according to the alarm signal received by the signal receiving unit 40 .

As shown in FIG. 4 and FIG. 5 , the wheel 100 according to the embodiment of the present invention includes the puncture alarm device 200 described in the above embodiment, and the puncture alarm device 200 is installed on the inner surface of the tire 110 of the wheel 100 . By setting the puncture alarm device 200 on the wheel 100, the puncture alarm device 200 can issue a wheel puncture warning in time after the tire is pierced by the metal puncture object 300. Compared with the prior art, the driver can be affected by the vehicle's driving state. Before determining that the tire is punctured, the driver can replace the tire in time, thereby avoiding the decrease of the driving safety of the vehicle, and also preventing the wheel 100 from being damaged after driving for a long time in a depressurized state.

The vehicle according to the embodiment of the present invention includes the wheel 100 described in the above embodiment. By setting the puncture alarm device 200 at the wheel 100 of the vehicle, the puncture alarm device 200 can send a wheel puncture warning in time after the tire is pierced by the metal puncture object 300. Compared with the prior art, the driver can Confirming that the tire is punctured before being affected can enable the driver to replace the tire in time, thereby avoiding a decrease in the driving safety of the vehicle, and also preventing the wheel 100 from being damaged after driving for a long time in a depressurized state.

In describing the present invention, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", " Back", "Left", "Right", "Vertical", "Horizontal", "Top", "Bottom", "Inner", "Outer", "Clockwise", "Counterclockwise", "Axial" , "radial", "circumferential" and other indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings, which are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying the referred device or Elements must have certain orientations, be constructed and operate in certain orientations, and therefore should not be construed as limitations on the invention.

In the description of the present invention, "plurality" means two or more.

In the description of this specification, references to the terms "one embodiment," "some embodiments," "exemplary embodiments," "example," "specific examples," or "some examples" are intended to mean that the implementation A specific feature, structure, material, or characteristic described by an embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes, modifications, substitutions and modifications can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the invention is defined by the claims and their equivalents.

Claims (10)

1. A puncture warning device for a wheel, comprising:

a sensing assembly adapted to be mounted within a tyre of the wheel, the sensing assembly for sensing whether the wheel is pierced by a metal piercing object;

a signaling assembly coupled to the sensing assembly, the signaling assembly configured to send an alarm signal upon the sensing assembly sensing the wheel being punctured;

an alarm unit adapted to issue a wheel puncture warning in dependence on the alarm signal.

2. The puncture warning device for a vehicle wheel according to claim 1, wherein the sensing member is provided on an inner side surface of the tire.

3. The puncture warning device for vehicle wheels according to claim 1, wherein the signal generating assembly comprises: the power supply, the signal generating unit and the sensing assembly are sequentially connected to form a sensing circuit, and the signal generating unit selectively sends the alarm signal according to the on-off condition of the sensing circuit.

4. The puncture warning device for vehicle wheels according to claim 3, wherein the sensing assembly comprises: a first conductive member spaced apart from the second conductive member, the first conductive member being electrically connected to the power source, the second conductive member being electrically connected to the signal generating unit, the first conductive member and the second conductive member being configured to be connected by the metal piercing object after the wheel is pierced by the metal piercing object to turn on the sensing circuit.

5. The vehicle wheel puncture warning device according to claim 4, wherein the first conductive member and the second conductive member are each configured as a metal thin film, and when the first conductive member and the second conductive member are connected by the metal puncture object, the first conductive member and/or the second conductive member is punctured.

6. The vehicle wheel puncture warning device according to claim 4, wherein an insulating member is further provided between the first conductive member and the second conductive member.

7. The puncture warning device for a wheel according to claim 1, further comprising: the signal receiving unit is connected with the alarm unit and used for receiving an alarm signal, and the alarm unit sends out a wheel puncture warning according to the alarm signal received by the signal receiving unit.

8. The wheel puncture warning device according to claim 7, wherein the signal receiving unit is adapted to be connected to a controller of a vehicle, and the puncture warning device is further adapted to issue a wheel puncture warning to a user through the vehicle when the signal receiving unit receives the warning signal.

9. A wheel comprising a puncture warning device for a wheel according to any one of claims 1 to 8, the puncture warning device being mounted to an inside surface of a tire of the wheel.

10. A vehicle comprising a wheel according to claim 9.

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