CN114475098A - Intelligent heating tire based on carbon fibers - Google Patents

Abstract

The present invention provides an intelligent heating tire based on carbon fiber, which utilizes carbon fiber to generate heat, and is compositely woven with the tire ply to form the carbon fiber ply. Carbon fiber has high tensile strength, and the composite of carbon fiber and ply can further strengthen the fatigue resistance of tires; carbon fiber has high electrothermal conversion efficiency, which can save electricity. Using wireless charging technology, the connection that will be exposed outside the tire is removed, and it will not interfere with the rotation of the wheel. Using the single chip microcomputer to intelligently control the heating of the tire, use the bluetooth to connect the tire with the mobile phone terminal, and directly use the mobile phone to adjust the heating parameters of the tire, which simplifies the operation steps of starting the tire heating. The installation of the temperature control system and the charging device will not affect the overall balance of the tires, and the wheels will not vibrate when the car is running, thereby reducing the wheel wear rate, improving the service life of the wheels, and improving the driving comfort of users.

Description

A smart heating tire based on carbon fiber

technical field

The invention belongs to the technical field of automobile manufacturing, in particular to an intelligent heating tire based on carbon fiber.

Background technique

The outermost layer of a car tire is rubber. The properties of rubber are easily affected by the environment. In cold environments, rubber becomes harder, less elastic and more brittle, which reduces tire grip and can be dangerous when driving. If you want to heat up the tires, you basically rely on an external heat source to heat the tires. For example, the tire insulation bag used in F1 competitions, this insulation bag is similar to an electric blanket, you can put the tire in it, plug it in to heat up, so as to achieve the purpose of heating the tire. But real-life cars can't change tires in seconds like F1, so this method is not suitable for ordinary users.

SUMMARY OF THE INVENTION

The present invention provides an intelligent heating tire based on carbon fiber to solve the technical problems raised in the background art.

The technical scheme adopted by the present invention to solve the above-mentioned technical problems is:

A carbon fiber based smart heated tire comprising:

Carbon fiber ply, carbon fiber and tire ply are mixed and weaved to form a carbon fiber ply that can heat the tire.

A temperature control system, which is arranged in the rubber of the outermost layer of the tire, is used to detect the temperature of the tire in real time, and controls the opening and closing of the heating of the carbon fiber heating layer according to the program setting requirements and/or the user's own needs.

A power supply device, which has a wireless charging function, is arranged in the rubber of the outermost layer of the tire, and is connected to a temperature control system for supplying electrical energy to the temperature control system.

Further, the ply is made of nylon and/or polyester and/or aramid fiber and/or steel wire material.

Further, the temperature control system includes a single-chip microcomputer, a temperature sensor and bluetooth, the signal input port of the single-chip microcomputer is connected to the temperature sensor, and the signal output port is connected to the bluetooth; the temperature sensor transmits the temperature signal to the single-chip microcomputer, and the single-chip microcomputer analyzes the temperature signal. and processing to control the opening and closing of the heating of the carbon fiber heating layer, the user reads the current temperature of the tire by connecting the mobile phone to Bluetooth, and actively controls the opening and closing of the heating of the carbon fiber heating layer according to their own needs.

Further, the single-chip microcomputer is a 51 single-chip microcomputer.

Further, the power supply device includes a rechargeable battery and a wireless charging device; an installation groove is provided in the outermost rubber of the tire, the rechargeable battery is installed in the installation groove, and the wireless charging device is used for wireless charging. Charged and connected to the temperature control system.

Further, the mounting groove is provided on the outermost rubber of the tire and close to the rim, the ports on both sides are provided with a plurality of bayonet openings, and the rechargeable battery is clamped and fixed in the mounting groove through the bayonet openings.

Further, the rechargeable battery is of annular design, the center of which is the same as that of the tire, is on the same axis and is symmetrically arranged on the left and right of the tire.

Further, the rechargeable battery and the temperature control system are connected by a light wire, which reduces the mass of the connection part.

Further, the transmitting port of the wireless charging device is arranged on the inner side of the left and right wheel covers of the car, and is connected to the car battery, the receiving port of the wireless charging device is arranged on the rechargeable battery, and the car battery provides the wireless charging device with stable power supply, The rechargeable battery charges wirelessly from the wireless charging device and powers the temperature control system

Compared with the prior art, the beneficial effects of the present invention are:

The present invention utilizes carbon fiber to generate heat, and performs compound weaving with the tire ply to form the carbon fiber ply. Carbon fiber has high tensile strength. Combining carbon fiber with ply can further strengthen the tire's anti-fatigue performance; carbon fiber has high electrothermal conversion efficiency, which can save electricity; at the same time, carbon fiber has good waterproof and insulating properties, and has a long service life. long. The present invention adopts the wireless charging technology, which removes the connection wires that will be exposed outside the tire, and does not interfere with the rotation of the wheel. Using the single chip microcomputer to intelligently control the heating of the tire, use the Bluetooth to connect the tire with the mobile phone terminal, and directly use the mobile phone to adjust the heating parameters of the tire, which simplifies the operation steps of starting the tire heating. The installation of the temperature control system and the charging device will not affect the overall balance of the tires, and the wheels will not vibrate when the car is running, thereby reducing the wheel wear rate, improving the service life of the wheels, and improving the driving comfort of users.

Description of drawings

Figure 1 is a cross-sectional view of a tire;

Fig. 2 is a schematic diagram of carbon fiber ply weaving;

Fig. 3 is the operation logic diagram of temperature control system;

Figure 4 is a schematic diagram of the installation of wireless charging equipment;

Figure 5 is the general assembly layout;

In the picture, 1, tire, 2, carbon fiber ply, 2-1, carbon fiber, 2-2, ply, 3, rubber, 4, single chip, 5, temperature sensor, 6, bluetooth, 7, rechargeable battery, 8 , Wireless charging device, 8-1, Transmitter port of wireless charging device, 8-2, Receive port of wireless charging device, 9, Axle, 10, Wheel cover, 11, Car battery, 12, Mobile phone.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, but not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

A carbon fiber based smart heated tire comprising:

For the carbon fiber ply 2, the carbon fiber 2-1 and the ply 2-2 of the tire 1 are mixed and woven to form the carbon fiber ply 2 that can heat the tire.

A temperature control system, which is arranged in the rubber 3 of the outermost layer of the tire 1, is used to detect the temperature of the tire 1 in real time, and controls the activation of the heating of the carbon fiber heating layer 2 according to the program setting requirements and/or the user's own needs. close.

A power supply device, which has a wireless charging function, is arranged in the rubber 3 of the outermost layer of the tire 1, and is connected to the temperature control system for providing electrical energy to the temperature control system.

As shown in FIG. 1 , in the present invention, the carbon fiber 2-1 and the ply 2-2 of the tire 1 are mixed and woven to form the carbon fiber ply 2 that can heat the tire. The rechargeable battery 4 in the power supply device is wrapped in the rubber 3 of the outermost layer of the tire 1 together with the temperature control system to control the heating of the tire 1 .

The weaving method of the carbon fiber ply 2 is shown in Figure 2, the black strip is carbon fiber 2-1, the white strip is ply 2-2, and the two are mixed woven. The ply 2-2 is generally made of materials such as nylon, polyester, aramid fiber and steel wire. The carbon fiber 2-1 itself has high tensile strength. Combining the carbon fiber 2-1 with the ply 2-2 can further strengthen the fatigue resistance of the tire 1. The carbon fiber 2-1 has a high electrothermal conversion efficiency, which can save electricity. At the same time, carbon fiber 2-1 has good waterproof, good insulation performance and long service life.

As shown in Figure 3, the temperature control system includes a single-chip microcomputer 4, a temperature sensor 5 and a Bluetooth 6. The single-chip microcomputer 4, the temperature sensor 5 and the Bluetooth 6 are integrated on a small integrated circuit board, which not only reduces the size of the parts, but also reduces the Improve the stability and anti-interference ability between components. The signal input port of the microcontroller 4 is connected to the temperature sensor 5, and the signal output port is connected to the Bluetooth 6. The temperature sensor 5 transmits the temperature signal to the single-chip microcomputer 4, and the single-chip microcomputer 4 analyzes and processes the temperature signal to control the opening and closing of the heating of the carbon fiber heating layer 2. The user connects the mobile phone 12 to the Bluetooth 6 to read the current temperature of the tire 1, and according to its own It is necessary to actively control the opening and closing of the heating of the carbon fiber heating layer 2. In this embodiment, the single-chip microcomputer 4 is a 51 single-chip microcomputer.

The power supply device includes a rechargeable battery and a wireless charging device; an installation groove is provided in the outermost rubber of the tire, the rechargeable battery is installed in the installation groove, and the wireless charging device is used for wireless charging, and Connect with temperature control system.

The power supply device includes a rechargeable battery 7 and a wireless charging device 8 . The rechargeable battery 7 is arranged in the rubber 3 of the outermost layer of the tire 1, is wirelessly charged by the wireless charging device 8, and is connected with the temperature control system. The microcontroller 4, temperature sensor 5, Bluetooth 6, etc. in the temperature control system will continue to consume the power of the rechargeable battery 7 in the tire 1, but the tire 1 will keep rotating during operation. When the rechargeable battery 7 is charged, the wires exposed outside the tire 1 will inevitably be wound on the axle, so the structural design of the axle 9, the wheel hub, etc. is required, which is troublesome. In order to solve the problem of charging, the present invention adopts the technology of wireless charging, and the current wireless charging technology can realize long-distance high-power transmission. As shown in FIG. 4 , in the present invention, the transmitting port 8-1 of the wireless charging device is set on the inner side of the left and right wheel covers 10 of the car, close to the engine, and connected to the car battery 11, and the receiving port 8-2 of the wireless charging device is set on the rechargeable battery. 7, the outermost layer of rubber 3 of the tire 1 wraps the rechargeable battery 7 and the receiving port 8-2 of the wireless charging device, so that the tire 1 forms a whole. The car battery 11 provides a stable power supply to the wireless charging device 8, and the rechargeable battery 7 is wirelessly charged by the wireless charging device 8, and provides power for the temperature control system.

As shown in FIG. 5 , the car battery 11 is connected to the transmitting port 8-1 of the wireless charging device, and the rechargeable battery 7 in the tire 1 is wirelessly charged through the receiving port 8-2 of the wireless charging device. When the temperature of the tire 1 is lower than When the temperature is set, the rechargeable battery 7 in the tire 1 drives the temperature control system to intelligently heat the tire 1. When the temperature of the tire 1 is higher than the set temperature value, the heating is stopped, so that the tire 1 can be caught. The soil strength is kept in a good state.

As a further preferred solution of the present invention, the outermost rubber 3 of the tire 1 is provided with a mounting groove near the rim, the ports on both sides of the mounting groove are provided with a plurality of bayonet, and the rechargeable battery 7 is clamped and fixed to the installed in the slot. The rechargeable battery 7 is of annular design, the center of which is the same as the center of the tire 1, on the same axis and symmetrically arranged on the left and right sides of the tire 1. The rechargeable battery 7 is connected with the temperature control system by a light wire to reduce the mass of the connection part. It is used to balance the quality of the temperature sensor 5, the single-chip microcomputer 4 and the Bluetooth 6, so that the tire 1 maintains the overall balance. Later, the installed tire will be balanced on the dynamic balance testing machine according to the GB/T18505-2013 dynamic balance experiment method of automobile tires.

The present invention also adds three operating conditions for the temperature control system. First, when the rechargeable battery 7 in the tire 1 is in a low power state, the wireless charging device 8 is automatically activated, and the wireless charging device 8 is turned off during the rest of the time, so as to reduce the rechargeable battery of the car. Consumption of battery 7 power. Second, the temperature control system will only be activated when it is detected that the engine is in working state and the temperature of the tire 1 is lower than the set value. Otherwise, the car battery 11 may be overcharged without the engine charging the car battery 11 . consumption, resulting in the next ignition, the car battery 11 is depleted, the engine fails to start, and the car cannot run normally. Third, the tire 1 has an optimal temperature, and the user cannot set the preset temperature of the tire 1 to a high value to prevent the tire 1 from being damaged due to excessive temperature.

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

Claims (9)

1. An intelligent heating tire based on carbon fibers, comprising:

the carbon fiber cord fabric layer is formed by mixing and weaving carbon fibers and a cord fabric layer of the tire and heating the tire;

the temperature control system is arranged in the rubber at the outermost layer of the tire and is used for detecting the temperature of the tire in real time and controlling the heating on/off of the carbon fiber heating layer according to the program setting requirements and/or the self requirements of a user;

and the power supply device has a wireless charging function, is arranged in the outermost rubber of the tire, is connected with the temperature control system and is used for providing electric energy for the temperature control system.

2. A carbon fiber based intelligent heated tire as in claim 1, wherein said ply is made of nylon and/or polyester and/or aramid fibers and/or steel wire material.

3. The carbon fiber-based intelligent heating tire as claimed in claim 1, wherein the temperature control system comprises an integrated circuit board, and a single chip microcomputer, a temperature sensor and Bluetooth arranged on the integrated circuit board; the single-chip microcomputer is characterized in that a signal input port of the single-chip microcomputer is connected with a temperature sensor, a signal output port of the single-chip microcomputer is connected with the Bluetooth, the temperature sensor transmits a temperature signal to the single-chip microcomputer, the single-chip microcomputer analyzes and processes the temperature signal to control the carbon fiber heating layer to be heated to be opened or closed, a user is connected with the Bluetooth through a mobile phone to read the current temperature of the tire, and the carbon fiber heating layer is actively controlled to be heated to be opened or closed according to self requirements.

4. The intelligent carbon fiber-based heating tire as claimed in claim 3, wherein the single-chip microcomputer is a 51-chip microcomputer.

5. A carbon fiber based intelligent heated tire as in claim 1, wherein said power means comprises a rechargeable battery and a wireless charging device; and an installation groove is formed in the rubber on the outermost layer of the tire, and the rechargeable battery is installed in the installation groove, wirelessly charged through wireless charging equipment and connected with a temperature control system.

6. The intelligent carbon fiber-based heating tire as claimed in claim 5, wherein the mounting groove is provided at the outermost rubber of the tire and near the rim, the ports at both sides are provided with a plurality of bayonet slots, and the rechargeable battery is clamped and fixed in the mounting groove through the bayonet slots.

7. The intelligent carbon fiber-based heating tire as claimed in claim 6, wherein the rechargeable battery is of a ring-shaped design, and the center of the rechargeable battery is coincident with the center of the tire, and is arranged on the same axis and in bilateral symmetry on the tire.

8. A smart carbon fiber-based heated tire as in claim 7, wherein said rechargeable battery is connected to the temperature control system using light weight wires, reducing the mass of the connections.

9. The intelligent carbon fiber-based heating tire as claimed in claim 5, wherein the transmitting port of the wireless charging device is arranged inside the left and right wheel covers of the vehicle and connected with the vehicle battery, the receiving port of the wireless charging device is arranged on the rechargeable battery, the vehicle battery provides stable power for the wireless charging device, and the rechargeable battery is charged wirelessly through the wireless charging device and provides electric energy for the temperature control system.

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