CN202448687U - Automatic detection device for tire state - Google Patents

Automatic detection device for tire state Download PDF

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Publication number
CN202448687U
CN202448687U CN2011205249648U CN201120524964U CN202448687U CN 202448687 U CN202448687 U CN 202448687U CN 2011205249648 U CN2011205249648 U CN 2011205249648U CN 201120524964 U CN201120524964 U CN 201120524964U CN 202448687 U CN202448687 U CN 202448687U
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CN
China
Prior art keywords
controller
tire
tire condition
checkout equipment
automatic checkout
Prior art date
Application number
CN2011205249648U
Other languages
Chinese (zh)
Inventor
张建
王满
常海雷
Original Assignee
长安大学
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Publication date
Application filed by 长安大学 filed Critical 长安大学
Priority to CN2011205249648U priority Critical patent/CN202448687U/en
Application granted granted Critical
Publication of CN202448687U publication Critical patent/CN202448687U/en

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Abstract

The utility model discloses an automatic detection device for a tire state. The automatic detection device for the tire state comprises a center monitoring unit and a plurality of tire state detection units. Each tire state detection unit comprises a pressure sensor, a temperature sensor, an analog to digital (A/D) conversion module, a first controller and a wireless launch module, wherein the pressure sensor and the temperature sensor are connected with the first controller respectively through the A/D conversion module, and the first controller is connected with the wireless launch module. The center monitoring unit comprises a wireless receiving module, a second controller, a keyboard, a display and an alarm, wherein the wireless receiving module, the keyboard, the display and the alarm are respectively connected with the second controller. The automatic detection device is used for detecting tire pressure and temperature in real time in the automobile running process and can give an alarm in case of air leakage, low pressure and high pressure of a tire, so that a driver can take corresponding measures in time to guarantee that a vehicle is always in the safe running state.

Description

A kind of tire condition automatic checkout equipment

Technical field

The utility model relates to a kind of detecting device, particularly a kind of tire condition automatic checkout equipment.

Background technology

In the vehicle traveling process, tire is the only parts that contact with ground on the automobile, and tire is carrying the all-mass of automobile, the buffering road shocks, and through producing propulsive effort and braking force with ground-surface adhesive ability.Automobile goes when low tyre, can produce following adverse effect: 1. under same carrying condition, the carcass distortion is big, tire temperature build-up when going, and ageing of rubber is easy to generate defect such as cord delamination; 2. tyre deflection is big, and the tire depression is easy to generate mill tire shoulder phenomenon during use; 3. the tire section distortion is big, and the dual installation spacing is dwindled, and causes the sidewall gouging abrasion easily; 4. tire generation undue wear reduces tire life, hides some dangers for for blowing out; 5. tire drag increases, and consumption of fuel is high, and turning efficiency is poor; During emergency braking,, will cause vehicle body deflection, even lead to a disaster if certain side wheel tire pressure is on the low side.Automobile goes when tire pressure is too high, and can produce following adverse effect: 1. tire-contact area reduces, and wearing and tearing increase the weight of, but also blow out easily; The adhesion value of tire is reduced, and the system effect fruit when reducing brake increases the sideslip amount, and traffic safety is caused bigger harm.In addition, the temperature of motor tire is high more, and tire intensity is low more, is out of shape big more.10 ° of the every risings of temperature, wear on tyres just increases by 2%; 1 times of the every increase of running velocity, tire are exercised mileage and are reduced by 50%.

To sum up; The pressure and temperature of tire can cause very big influence to the performance and the traffic safety of automobile; But it is also less through detecting tire condition at present with the operatorless device of Control of Automobile traffic safety; Therefore, study a kind of can when driving the automatic device that detects of motor tire state being necessary.

Summary of the invention

Defective or deficiency to above-mentioned prior art existence; The purpose of the utility model is, a kind of tire condition automatic checkout equipment is provided, and this device is used for vehicle traveling process; Real-time detection wheel tire pressure and temperature; And can report to the police to gas leakage and low pressure, the high pressure of tire, so that navigating mate can take appropriate measures in time, thereby guarantee that vehicle is in the safety traffic state all the time.

In order to achieve the above object, the utility model has adopted following technical solution:

A kind of tire condition automatic checkout equipment; It is characterized in that; Comprise cintralized monitoring unit and several tire condition detecting units, said tire condition detecting unit comprises pressure sensor, temperature sensor, A/D modular converter, first controller and wireless transmitter module, wherein; Said pressure sensor, temperature sensor connect said first controller through the A/D modular converter respectively, and said first controller links to each other with said wireless transmitter module; Said cintralized monitoring unit comprises wireless receiving module, second controller, keyboard, telltale and annunciator, and wherein, said wireless receiving module, keyboard, telltale and annunciator are connected said second controller respectively.

The utility model also comprises following other technical characterictic:

The number of described tire condition detecting unit is 4 or 5.

Described pressure sensor adopts the NMB pressure sensor.

Described temperature sensor adopts the DS18B20 digital temperature sensor.

Described first controller and second controller all adopt MC68HC908.

Described wireless transmitter module adopts the transmitting chip MC33493 of Motorola company.

Described wireless receiving module adopts the receiving chip MC33594 of Motorola company.

Described telltale adopts the LCD LCDs.

Described annunciator adopts buzzer phone.

The beneficial effect of the utility model: can be in vehicle traveling process detection wheel tire pressure and temperature in real time; And can report to the police to gas leakage and low pressure, the high pressure of tire; So that navigating mate can take appropriate measures in time, thereby guarantee that vehicle is in the safety traffic state all the time.

Description of drawings

Fig. 1 is the structural representation of the utility model.

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is further explained.

The specific embodiment

As shown in Figure 1, the tire condition automatic checkout equipment of the utility model comprises several tire condition detecting units and cintralized monitoring unit, and each automobile needs 4 or 5 (spare tire) tire condition detecting units usually.The tire condition detecting unit comprises pressure sensor, temperature sensor, A/D modular converter, first controller and wireless transmitter module; Wherein, Said pressure sensor, temperature sensor connect first controller through the A/D modular converter respectively, and first controller links to each other with wireless transmitter module;

The cintralized monitoring unit comprises wireless receiving module, second controller, keyboard, telltale and annunciator, and wherein, wireless receiving module, keyboard, telltale and annunciator are connected second controller respectively.

Said wireless transmitter module and said wireless receiving module communicate through wireless network.

Described pressure sensor adopts NMB pressure sensor (STD).

Described temperature sensor adopts the DS18B20 digital temperature sensor, and its wear-resisting anti-bumping property is good, and volume is little, and is easy to use, and packing forms is various, is applicable to various small space apparatus figure thermometrics and control field.

Described first controller and second controller are MCU, and this MCU adopts MC68HC908.MC68HC908 be motorola inc with 8 the micro controller system series of FLASH, towards different user and occasion as memory device.

Described wireless transmitter module adopts the transmitting chip MC33493 of Motorola company, and emissive power is big.

Wireless receiving module adopts the receiving chip MC33594 of Motorola company, and reception sensitivity is high.

Described telltale adopts the LCD LCDs.

Described annunciator adopts buzzer phone.

During practical application; Take turns tyre cavity in each of automobile a monitoring tire pressure unit is installed, the cintralized monitoring unit is installed on the vehicle cab, and annunciator is installed in the operator's compartment; The antenna that wireless receiving module is had is installed in the position near tire tube valve, is positioned at wheel hub.Temperature sensor is in the selectable installation site of wheel hub: wheel hub line of centers top, wheelboss side wall, wheel hub central channel, wheel hub line of centers below.Equally, pressure sensor also adopts same arrangement.

Used electronic devices and components are commercially available known product in the device of the utility model, and those skilled in the art can realize the concrete connection of each electronic devices and components according to the application's technique effect.

The workflow of the utility model is following;

In the vehicle traveling process; Each takes turns pressure sensor that tyre cavity installs and the real-time measure tire pressure of temperature sensor, tyre temperature; And convert the digital signal that measures to digital signal through the A/D modular converter respectively, launch through high frequency unit's line electric wave (RF) through wireless module then.The cintralized monitoring unit receives the pressure and temp signal through wireless receiving module in real time, and second controller is handled to the received signal, and result exports the LED LCDs to and shows, supplies driver's reference.Result after second controller will be handled in real time and preset threshold are relatively; When the pressure and temperature of motor tire surpasses setting threshold; Second controller is according to abnormal condition; Start annunciator and send alerting signal, and on LCD display the display alarm signal, remind the driver in time to take the necessary measures.

Claims (9)

1. tire condition automatic checkout equipment; It is characterized in that; Comprise cintralized monitoring unit and several tire condition detecting units, said tire condition detecting unit comprises pressure sensor, temperature sensor, A/D modular converter, first controller and wireless transmitter module, wherein; Said pressure sensor, temperature sensor connect said first controller through the A/D modular converter respectively, and said first controller links to each other with said wireless transmitter module; Said cintralized monitoring unit comprises wireless receiving module, second controller, keyboard, telltale and annunciator, and wherein, said wireless receiving module, keyboard, telltale and annunciator are connected said second controller respectively.
2. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, the number of described tire condition detecting unit is 4 or 5.
3. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described pressure sensor adopts the NMB pressure sensor.
4. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described temperature sensor adopts the DS18B20 digital temperature sensor.
5. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described first controller and second controller all adopt MC68HC908.
6. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described wireless transmitter module adopts the transmitting chip MC33493 of Motorola company.
7. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described wireless receiving module adopts the receiving chip MC33594 of Motorola company.
8. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described telltale adopts the LCD LCDs.
9. tire condition automatic checkout equipment as claimed in claim 1 is characterized in that, described annunciator adopts buzzer phone.
CN2011205249648U 2011-12-14 2011-12-14 Automatic detection device for tire state CN202448687U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011205249648U CN202448687U (en) 2011-12-14 2011-12-14 Automatic detection device for tire state

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011205249648U CN202448687U (en) 2011-12-14 2011-12-14 Automatic detection device for tire state

Publications (1)

Publication Number Publication Date
CN202448687U true CN202448687U (en) 2012-09-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN2011205249648U CN202448687U (en) 2011-12-14 2011-12-14 Automatic detection device for tire state

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Country Link
CN (1) CN202448687U (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103057362A (en) * 2012-12-28 2013-04-24 上海航盛实业有限公司 A system and a method for commercial vehicle tire pressure monitoring
CN103310571A (en) * 2013-06-24 2013-09-18 无锡商业职业技术学院 Transmitting module and receiving module of vehicle visual alarm system
CN104260601A (en) * 2014-09-19 2015-01-07 苏州经贸职业技术学院 Intelligent car tire pressure monitoring system
CN105644279A (en) * 2016-03-24 2016-06-08 邹红斌 Tire pressure detection method and device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103057362A (en) * 2012-12-28 2013-04-24 上海航盛实业有限公司 A system and a method for commercial vehicle tire pressure monitoring
CN103310571A (en) * 2013-06-24 2013-09-18 无锡商业职业技术学院 Transmitting module and receiving module of vehicle visual alarm system
CN104260601A (en) * 2014-09-19 2015-01-07 苏州经贸职业技术学院 Intelligent car tire pressure monitoring system
CN105644279A (en) * 2016-03-24 2016-06-08 邹红斌 Tire pressure detection method and device

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120926

Termination date: 20121214

C17 Cessation of patent right