CN111546840A - A tire pressure monitoring system and device - Google Patents

Abstract

The invention discloses a tire pressure monitoring system and a device, which comprises an air nozzle, wherein one end of the air nozzle is fixedly provided with a tire pressure monitoring box, a circuit module is fixedly arranged in the tire pressure monitoring box, one side of the air nozzle is provided with a battery barrel mounting hole, the battery barrel mounting hole is in threaded connection with a battery placing barrel, a barrel cap is arranged in the battery cap mounting thread, an air inlet passage and a battery wiring channel are respectively arranged in the air nozzle, a negative electrode conducting strip is fixedly arranged in the battery wiring channel through an insulating gasket, a positive electrode conducting strip is welded on the air nozzle, and the ends of the negative electrode conducting strip and the positive electrode conducting strip, which are far away from the air nozzle, are both welded on the circuit module. The efficiency of changing the battery is improved, the driving safety has fully been guaranteed.

Description

A tire pressure monitoring system and device

technical field

The invention relates to the technical field of tire pressure monitoring devices, in particular to a tire pressure monitoring system and device.

Background technique

In the prior art, the application number of "CN201610174364.0" is a novel connection structure device for tire pressure and air nozzle with a built-in replaceable battery, including a tire pressure body and an air nozzle; the tire pressure body includes a plastic surface shell, a plastic bottom shell, PCB board group, MCU and battery; the PCB board group is fixedly connected with the plastic cover by screws, and a cavity is formed between the PCB board group and the plastic cover; the battery, the PCB board group and the MCU are arranged in sequence In the cavity, and the MCU is electrically connected to the PCB board; a first rubber pad is arranged between the battery and the plastic bottom case, and a fixing strip is arranged on the battery; the fixing strip connects the battery to the plastic through screws The surface shell is fixed, the above-mentioned connection structure device of the built-in replaceable battery tire pressure and the air nozzle, the air nozzle and the tire pressure body are connected by anti-thread hexagonal bolts, so that the hexagonal bolts become tighter with time, improving the safety of this product And stability, strong practicability, easy to promote and use.

However, the above-mentioned new built-in replaceable battery tire pressure and air nozzle connection structure device still has obvious defects during use: although the above device can replace the battery, the battery is also built into the tire. When it is necessary to deflate the tire and pry it open, the entire battery replacement process is extremely complicated. At the same time, the pry bar can easily damage the tire pressure monitoring device, which is time-consuming and labor-intensive. At present, almost all built-in tire pressure monitoring devices on the market are built-in batteries. It is very difficult to replace the battery.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a tire pressure monitoring system and device to solve the above-mentioned problems in the background art.

To achieve the above object, the present invention provides the following technical solutions:

A tire pressure monitoring device comprises an air nozzle, a tire pressure monitoring box is fixedly installed at one end of the air nozzle, a circuit module is fixedly installed in the tire pressure monitoring box, and a battery cylinder installation hole is opened on one side of the air nozzle, The battery canister mounting hole is threadedly connected to the battery placing canister, a battery cover mounting thread is provided on the outside of the battery placing canister away from the battery canister mounting hole, a canister cap is installed in the battery cover mounting thread, and the air nozzle is An air inlet channel and a battery wiring channel are respectively opened. A negative electrode conductive sheet is fixedly installed in the battery wiring channel through an insulating gasket, and a positive electrode conductive sheet is welded on the gas nozzle. One end of the mouth is welded on the circuit module.

Preferably, a sealing rubber ring is fixedly sleeved on one side of the air nozzle close to the tire pressure monitoring box, and a mounting thread is formed on the periphery of the air nozzle near the sealing rubber ring, and the mounting thread is threadedly connected with the mounting nut.

Preferably, a leak-proof air thread is further opened at one end of the air nozzle away from the tire pressure monitoring box, and the leak-proof air thread is threadedly connected with the sealing nut.

A tire pressure monitoring system for the above-mentioned tire pressure monitoring device, comprising a vehicle-mounted processor, characterized in that: the vehicle-mounted processor communicates with a left front tire pressure sensor, a right front tire pressure sensor, a left rear tire pressure sensor, and a left rear tire pressure sensor through a built-in Bluetooth communication module, respectively. The tire pressure sensor and the right rear tire pressure sensor are connected by wireless bluetooth, the on-board processor communicates with the mobile terminal through the built-in wireless communication module, and the on-board processor is also electrically connected with the liquid crystal display module and the buzzer alarm.

Preferably, the mobile terminal is a smart bracelet or a mobile phone, and the vehicle-mounted processor and the smart bracelet or mobile phone use a 4G network communication protocol.

Preferably, the left front tire pressure sensor, the right front tire pressure sensor, the left rear tire pressure sensor and the right rear tire pressure sensor are respectively electrically connected to corresponding circuit modules.

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

1. The built-in tire pressure monitoring device of the present invention adopts an external battery setting, which effectively protects the sensor module and solves the problem of difficulty in battery replacement, greatly improves the efficiency of battery replacement, and saves time and effort;

2. The present invention integrates the information collected by the tire pressure sensors of various parts, and displays and alarms when the tire fails, and at the same time, it can be pushed to the mobile terminal, so as to ensure that the tire pressure fault is discovered in time and fully ensure the driving safety. .

The built-in tire pressure monitoring device of the present invention adopts an external battery setting, which effectively protects the sensor module and solves the problem of difficulty in battery replacement. Guaranteed driving safety.

Description of drawings

1 is a schematic perspective view of the overall structure of the present invention;

Fig. 2 is the overall structure disassembly schematic diagram of the present invention;

3 is a schematic side view of the overall structure of the present invention;

4 is a schematic diagram of a cross-sectional structure of a gas nozzle of the present invention;

FIG. 5 is a block diagram of the tire pressure monitoring system of the present invention.

In the picture: 1 air nozzle, 2 tire pressure monitoring box, 3 circuit module, 4 battery canister mounting holes, 5 battery placing canister, 6 battery cover mounting thread, 7 canister cap, 8 air intake, 9 battery wiring channel, 10 insulation Gasket, 11 Negative Conductive Sheet, 12 Positive Conductive Sheet, 13 Blocking Rubber Ring, 14 Mounting Thread, 15 Mounting Nut, 16 Leak-Proof Thread, 17 Sealing Nut, 18 Vehicle Processor, 19 Bluetooth Communication Module, 20 Left front tire pressure sensor, 21 right front tire pressure sensor, 22 left rear tire pressure sensor, 23 right rear tire pressure sensor, 24 wireless communication module, 25 mobile terminal, 26 liquid crystal display module, 27 buzzer alarm, 28 button battery.

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.

Please refer to Figures 1-5, the present invention provides a technical solution:

A tire pressure monitoring device comprises an air nozzle 1, a tire pressure monitoring box 2 is fixedly installed at one end of the air nozzle 1, a circuit module 3 is fixedly installed in the tire pressure monitoring box 2, and a battery cylinder mounting hole 4 is opened on one side of the air nozzle 1 , the battery canister mounting hole 4 is threadedly connected with the battery placing canister 5, the battery placing canister 5 is provided with a battery cover mounting thread 6 on the side away from the battery canister mounting hole 4, and the battery cover mounting thread 6 is provided with a barrel cap 7, and a gas nozzle 1 An air inlet 8 and a battery wiring channel 9 are respectively opened inside. The battery wiring channel 9 is fixedly installed with a negative electrode conductive sheet 11 through an insulating gasket 10, and a positive electrode conductive sheet 12 is welded on the gas nozzle 1. The negative electrode conductive sheet 11 and the positive electrode conduct electricity. One end of the sheet 12 away from the gas nozzle 1 is welded on the circuit module 3 .

A valve structure is arranged in the air nozzle 1, and the tire is inflated through the air nozzle 1. A button battery 28 is installed in the battery placing tube 5, and the button battery 28 supplies power to the internal circuit module 3. When the battery placing tube 5 is installed into the battery When inside the barrel mounting hole 4, the metal conductive material at the bottom of the battery barrel mounting hole 4 is in contact with the negative electrode conductive sheet 11, and the positive electrode of the battery contacts the metal on the side wall of the battery placement barrel 5 through the barrel cap 7, and then conducts electricity through the negative electrode conductive sheet 11 and the positive electrode. The connection between the chip 12 and the circuit module 3 forms a path, thereby providing power output for the circuit module 3;

As a preference, a sealing rubber ring 13 is fixedly sleeved on the side of the air nozzle 1 close to the tire pressure monitoring box 2 , and a mounting thread 14 is formed on the periphery of the air nozzle 1 near the sealing rubber ring 13 , and the mounting thread 14 is connected with the mounting nut thread. 15 connections.

As a preferred example, a leak-proof air thread 16 is further formed at one end of the air nozzle 1 away from the tire pressure monitoring box 2 , and the leak-proof air thread 16 is threadedly connected with the sealing nut 17 .

The tire pressure monitoring device is a built-in structure. When in use, the air nozzle 1 is connected to the tire pressure monitoring box 2 and is passed through the through hole opened on the inner side of the wheel hub. The tire pressure monitoring device is installed on the wheel hub, so that the tire pressure monitoring box 2 is attached to the inner ring of the wheel hub. At this time, the battery placement tube 5 is screwed into the battery tube mounting hole 4, and a button battery 28 is added to the battery placement tube 5. , fixed by the cylinder cap 7, the battery needs to be replaced only by opening the cylinder cap 7 again to replace the battery. This setting retains the advantages of the built-in tire pressure monitoring device, that is, the sensor is installed inside the tire, and the tire is on the tire. The pressure monitoring device plays a protective role, and the tire pressure monitoring device is not easy to be damaged. At the same time, the device solves the common drawbacks of the built-in tire pressure monitoring device. When replacing the battery, the battery can be replaced without disassembling the tire, saving time. Effortless.

A tire pressure monitoring system, used for the above-mentioned tire pressure monitoring device, includes an on-board processor 18, and is characterized in that: the on-board processor 18 communicates with a left front tire pressure sensor 20 and a right front tire pressure sensor 21 respectively through a built-in Bluetooth communication module 19. , the left rear tire pressure sensor 22 and the right rear tire pressure sensor 23 are connected by wireless bluetooth, the on-board processor 18 is communicated with the mobile terminal 25 through the built-in wireless communication module 24, and the on-board processor 18 is also connected with the liquid crystal display module 26 and the buzzer. The alarm device 27 is electrically connected.

As a preference, the mobile terminal 25 is a smart bracelet or a mobile phone, and the vehicle-mounted processor 18 and the smart bracelet or mobile phone use a 4G network communication protocol.

As a preferred example, the left front tire pressure sensor 20 , the right front tire pressure sensor 21 , the left rear tire pressure sensor 22 and the right rear tire pressure sensor 23 are respectively electrically connected to the corresponding circuit modules 3 .

The left front tire pressure sensor 20, the right front tire pressure sensor 21, and the left rear tire pressure sensor 22 arranged in the four tires of the vehicle detect the tire pressure, and transmit the tire pressure signal to the on-board processor 18 through the Bluetooth communication module 19. The processor 18 compares according to the set alarm threshold, controls the buzzer alarm 27 to give an alarm when the tire pressure is too low, and gives a fault prompt to the tire in the corresponding part through the liquid crystal display module 26, and at the same time, uses the on-board processor 18 The built-in wireless communication module 24 can push the tire pressure status to the mobile terminal 25 in real time, which ensures timely notification and early warning of tire pressure information, and effectively ensures the safety of driving.

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 (6)

1. A tire pressure monitoring device, comprising a gas nozzle (1), characterized in that: a tire pressure monitoring box (2) is fixedly installed at one end of the gas nozzle (1), and the tire pressure monitoring box (2) is fixed inside A circuit module (3) is installed, a battery barrel mounting hole (4) is opened on one side of the gas nozzle (1), and the battery barrel mounting hole (4) is threadedly connected with a battery placing barrel (5), and the battery is placed A battery cover mounting thread (6) is provided on the outer side of the cylinder (5) away from the battery cylinder mounting hole (4), and a cylinder cap (7) is installed in the battery cover mounting thread (6), and the gas nozzle (1) An air inlet channel (8) and a battery wiring channel (9) are respectively opened in the battery wiring channel (9), and a negative electrode conductive sheet (11) is fixedly installed in the battery wiring channel (9) through an insulating gasket (10). A positive electrode conductive sheet (12) is welded on it, and the negative electrode conductive sheet (11) and the positive electrode conductive sheet (12) are welded on the circuit module (3) at one end away from the gas nozzle (1). 2. A tire pressure monitoring device according to claim 1, characterized in that: one side of the air nozzle (1) close to the tire pressure monitoring box (2) is fixedly sleeved with a sealing rubber ring (13), so The gas nozzle (1) is provided with a mounting thread (14) close to the periphery of the sealing rubber ring (13), and the mounting thread (14) is threadedly connected with the mounting nut (15). 3. A tire pressure monitoring device according to claim 1, characterized in that: an end of the air nozzle (1) away from the tire pressure monitoring box (2) is also provided with a leak-proof air thread (16), The leakage thread (16) is threadedly connected with the sealing nut (17). 4. A tire pressure monitoring system, used in the tire pressure monitoring device according to any one of claims 1-3, comprising an on-board processor (18), characterized in that: the on-board processor (18) passes through a built-in The bluetooth communication module (19) is respectively connected with the left front tire pressure sensor (20), the right front tire pressure sensor (21), the left rear tire pressure sensor (22) and the right rear tire pressure sensor (23) by wireless bluetooth, and the on-board processor (18) The built-in wireless communication module (24) is communicatively connected to the mobile terminal (25), and the vehicle-mounted processor (18) is also electrically connected to the liquid crystal display module (26) and the buzzer alarm (27). 5. A tire pressure monitoring system according to claim 4, characterized in that: the mobile terminal (25) is a smart bracelet or a mobile phone, and the onboard processor (18) and the smart bracelet or mobile phone use 4G Network communication protocol. 6. A tire pressure monitoring system according to claim 4, characterized in that: the left front tire pressure sensor (20), the right front tire pressure sensor (21), the left rear tire pressure sensor (22) and the right rear tire The pressure sensors (23) are respectively electrically connected with the corresponding circuit modules (3).

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