CN201249638Y - Wireless pressure temperature monitoring early warning system for tyres - Google Patents
Wireless pressure temperature monitoring early warning system for tyres Download PDFInfo
- Publication number
- CN201249638Y CN201249638Y CNU2008200381484U CN200820038148U CN201249638Y CN 201249638 Y CN201249638 Y CN 201249638Y CN U2008200381484 U CNU2008200381484 U CN U2008200381484U CN 200820038148 U CN200820038148 U CN 200820038148U CN 201249638 Y CN201249638 Y CN 201249638Y
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Abstract
The utility model discloses a wireless pressure temperature monitoring early warning system for tyres, which relates to the field of automotive electronics. The system comprises emitting modules and a receiving and displaying module, wherein, the emitting module monitors and emits pressure temperature data in the tyres; the receiving and displaying module receives the pressure temperature data and displays pressure temperature valves after processing, and has the function of human sound prompting in the existence of warning information to perform the function of early warning better. The system can be used for monitoring the pressure temperature of the tyres in real time, so that drivers can know tyre pressure and temperature change in real time in the driving process to ensure driving safety and prevent accidents. Furthermore, the installation of the system is simple and convenient; the four emitting modules are installed in the four tyres, and two power supply wires (a power supply wire and a ground wire) of the receiving and displaying module are connected with an automotive ACC and a ground strap connection. The system greatly improves the convenience, the practicability and the creativity.
Description
Technical field
The utility model belongs to vehicle electric field, is specifically related to a kind of wireless tyre pressure and temp monitor and early warning system.
Background technology
Along with being surging forward of freeway net, day by day the prosperity of traffic, the continuous of Vehicle Speed risen, and the strick precaution problem of traffic hidden danger is extremely urgent, as the traffic accident that causes because of reasons such as tire gas leakage and blasts, much be to cause by the too high or unreasonable tire pressure of the operating temperature of tire.Research tire pressure of automobile tire monitoring system, the economy when just modern automobile being travelled, safety and road-holding property have particularly important practical sense.
TPMS (Tire Pressure Monitoring System) is mainly used in real-time tire pressure is monitored automatically when running car.The tire pressure warning of various countries' development at present mainly is divided into two types: a kind of is indirect type, it is by the wheel speed sensors of automobile ABS (explosion-proof brake system) and the mechanical model of tire, obtain tire pressure indirectly, to reach the purpose that monitors tire pressure; Another kind is a direct-type, its utilizes what be installed in that each takes turns tyre cavity is the air pressure that the pressure sensor of power supply is directly measured tire with the lithium ion battery, and be transmitted on the monitoring device that is installed in operator platform by wireless-modulated, and monitoring device shows various tire pressures at any time, the driver can understand the air pressure situation of each tire intuitively, too low or when seepage is arranged when tire pressure, system will auto alarm, guarantees traffic safety.
The utility model content
Technical problem to be solved in the utility model provide a kind of can to the tire pressure temperature monitor in real time and can voice the wireless tyre pressure and temp monitor and early warning system of audio alert.
The technical scheme that the utility model adopted is:
Wireless tyre pressure and temp monitor and early warning system comprises transmitter module and receives display module,
Transmitter module comprises power supply 1, master control and sensing unit 2, radio-frequency transmissions processing unit 3, emitting antenna 4, low frequency processing unit 5; The signal output part of master control and sensing unit 2 is connected with the signal input part of radio-frequency transmissions processing unit 3, the signal output part of radio-frequency transmissions processing unit 3 is connected with the input end of emitting antenna 4, and the voltage output end of power supply 1 is connected with the power input of each element circuit;
Receive display module and comprise power supply processing unit 12, radio frequency receives processing unit 6, main control unit 7, man-machine interface 8, button processing unit 9, Audio Processing Unit 10, receiving wire 11; Radio frequency receives the signal input part of processing unit 6 and the mouth of receiving wire 11 is connected; Radio frequency receives the signal output part of processing unit 6 and the signal input part of main control unit 7 is connected, the liquid crystal driving signal delivery port of main control unit 7 is connected with the drive signal input port of man-machine interface 8, and another information outlet of main control unit 7 is connected with the information input port of Audio Processing Unit 10; The instruction input end of the instruction output end of button processing unit 9 and main control unit 7 is connected; Power supply processing unit 12+the 3.3v mouth is connected with the power input of Audio Processing Unit 10, and the power input of+5v mouth and other element circuit is connected, and the voltage input end of power supply processing unit 12 is connected with the voltage output end of vehicle power;
Master control and sensing unit 2 adopt the SP30 integration module, and radio-frequency transmissions processing unit 3 adopts the TDA5100F integration module, and power supply 1 adopts the 3.6v button battery; Radio frequency receives processing unit 6 and adopts the MC33594 integration module, and main control unit 7 adopts PIC18F6490 type micro controller system;
Emitting antenna 4 adopts built-in helical antenna, and receiving wire 11 adopts external flap invisible antenna; System adopts 433MHZ radio frequency and FSK modulation system;
Transmitter module is installed in the motor tire, receives display module and is installed in position of platform, operator's compartment the place ahead.Button processing unit 9 adopts the single key stroke mode;
Man-machine interface 8 adopts customised LCDs, this read-out is provided with one group of multiplexing demonstration of force value, temperature value and clock, four tire states show, one group of car shaped shows, one group of mode of operation interface display, configuration set state interface show, and the tire pressure height, air pressure is low, temperature is high, temperature is low, fast gas leakage, transmitter module battery electric quantity deficiency, alarm displays such as transmitter module no signal.
The advantage that the utility model had is:
1, the wireless tyre pressure and temp monitor and early warning system in the utility model sends tire pressure and temperature information in the operator's compartment reception display module by the transmitter module installed in the tire and shows, chaufeur can be observed the pressure and temperature situation of tire at any time, realization is to the real-time monitoring of tire pressure and temperature, the generation of preventing accident; Increase the voice audio alert, more effective than simple visual alarm.
2, master control and sensing unit are a chips in the transmitter module, and integrated micro controller system and pressure and temp and acceleration pick-up respectively are the more economical practicality of a chips than micro controller system and sensor, and it is more accurate to transmit data.
3, emitting antenna adopts built-in helical antenna, and the external more convenient installation of ratio antenna when having guaranteed launching effect also is difficult for destroying emitting antenna when the tire high speed revolution, prolongs the service life of transmitter module.
4, transmission over radio between transmitter module and the reception display module can be placed in optional position in the car with receiving display module, and it is very convenient to install.
5, reception and demonstration are integrated in the module, having strengthened the integrated level of system, respectively is for the module with respect to receiving and showing, has improved the stability and the validity of information transfer, and saved cable and the converting unit of transmitting data between module and the module, also make things convenient for and install and put; The utilization customization LCD of system shows the tire pressure real time data, and is directly perceived, attractive in appearance; Operating in a key is more convenient.
6, receiving wire adopts the external invisible antenna, and is easy for installation and attractive in appearance.
Description of drawings
Fig. 1 is the utility model transmitter module schematic block circuit diagram,
Fig. 2 is the utility model master control and sensing unit SP30 inner structure block diagram,
Fig. 3 is the utility model emitting antenna scheme drawing,
Fig. 4 receives the display module schematic block circuit diagram for the utility model,
Fig. 5 is the utility model man-machine interface display screen structure figure.
Specific embodiments
The utility model is described in further detail below in conjunction with accompanying drawing.
Referring to Fig. 1-shown in Figure 5: wireless tyre pressure and temp monitor and early warning system comprises transmitter module and receives display module.
Transmitter module comprises power supply 1, master control and sensing unit 2, radio-frequency transmissions processing unit 3, emitting antenna 4, low frequency processing unit 5; The signal output part of master control and sensing unit 2 is connected with the signal input part of radio-frequency transmissions processing unit 3, the signal output part of radio-frequency transmissions processing unit 3 is connected with the input end of emitting antenna 4, and the voltage output end of power supply 1 is connected with the power input of each element circuit;
Receive display module and comprise power supply processing unit 12, radio frequency receives processing unit 6, main control unit 7, man-machine interface 8, button processing unit 9, Audio Processing Unit 10, receiving wire 11; Radio frequency receives the signal input part of processing unit 6 and the mouth of receiving wire 11 is connected; Radio frequency receives the signal output part of processing unit 6 and the signal input part of main control unit 7 is connected, the liquid crystal driving signal delivery port of main control unit 7 is connected with the drive signal input port of man-machine interface 8, and another information outlet of main control unit 7 is connected with the information input port of Audio Processing Unit 10; The instruction input end of the instruction output end of button processing unit 9 and main control unit 7 is connected; Power supply processing unit 12+the 3.3v mouth is connected with the power input of Audio Processing Unit 10, and the power input of+5v mouth and other element circuit is connected, and the voltage input end of power supply processing unit 12 is connected with the voltage output end of vehicle power; Master control and sensing unit 2 adopt the SP30 integration module, and radio-frequency transmissions processing unit 3 adopts the TDA5100F integration module, and power supply 1 adopts the 3.6v button battery;
Radio frequency receives processing unit 6 and adopts the MC33594 integration module, and main control unit 7 adopts PIC18F6490 type micro controller system;
Emitting antenna 4 adopts built-in helical antenna, and receiving wire adopts external flap invisible antenna; System adopts 433MHZ radio frequency and FSK modulation system;
Transmitter module is installed in the motor tire, receives display module and is installed in position of platform, operator's compartment the place ahead.
Button processing unit 9 adopts the single key stroke mode;
Man-machine interface 8 adopts customised LCDs, this read-out is provided with one group of multiplexing demonstration of force value, temperature value and clock, four tire states show, one group of car shaped shows, one group of mode of operation interface display, configuration set state interface show, and the tire pressure height, air pressure is low, temperature is high, temperature is low, fast gas leakage, transmitter module battery electric quantity deficiency, alarm displays such as transmitter module no signal.
The power supply of transmitter module is a not chargeable lithium cell of 3.6V, change difficulty in module, and generally is 3～5 years the tenure of use of a transmitter module, so master control and sensing unit must low-power consumption and economize on electricitys.The utility model select for use the SP30 of Infineon integrated micro controller system and sensor, than micro controller system and separately more economize on electricity of sensor, and as shown in Figure 2, SP30 inside comprises power management module, efficiently utilize power supply better, increased acceleration pick-up in this sensor assembly, can realize the Auto Power On of automobile starting, system enters dormant state when automobile stops, thereby reduces system power dissipation greatly.In native system, be provided with different test intervals and emission data break, can strengthen the emission data break, thus conserve batteries loss to greatest extent, the service life of prolongation battery.The antenna of TPMS projector is positioned at wheel hub near valve nozzle, thus must consider when designing antenna that metal wheel hub and wheel are run at high speed the time antenna constantly change direction, the influence of angle.Helical antenna is a kind of reasonable selection, and it can enlarge the angle that transmits and receives, and overcomes quiet dynamic blind spot effectively, and geomery as shown in Figure 3.
Fig. 4 receives the display module structure principle chart.Receive display module and comprise that power cable, power supply processing unit, main control unit, radio frequency receive processing unit, man-machine interface, Audio Processing Unit, button processing unit, the power supply processing unit with vehicle power+12V be converted into need+5V and+3.3V, + 5V powers to main control unit, and+3.3V powers to Audio Processing Unit; The receiving chip that radio frequency receives processing unit adopts MC33594, this chip can receive the radio frequency that 433MHz, FSK mode modulate, and include the if bandpas filter of 500kHz, complete voltage controlled oscillator (VCO) (VCO), can eliminate frequency mixer, Manchester encoding clock regeneration circuit and the complete SPI interface of mirror image, can be efficiently, received RF frame accurately.Fig. 5 is customised display screen structure figure, and this screen operating voltage is 5V, can be-20 ℃～70 ℃ down work, and type of drive is 1/4 multiplexing, 1/3 biasing can be by the driver module driving work of main control unit.
The mode of operation of system has two kinds of configuration status and mode of operations, and mode of operation is:
1, four transmitter modules are installed in the motor tire, receive display module and be positioned in the automobile on the driving platform, power lead is with on automobile power source is connected;
2, pin the button that receives on the display module guidance panel, open automobile power source, system enters configuration status, display automobile shape on the read-out, wherein the near front wheel flicker, short in this button, motor tire on the read-out glimmers successively according to the order of the near front wheel-off front wheel-off hind wheel-left rear wheel-the near front wheel, the tire tube valve of the motor tire of conflict flicker tire correspondence position, tire is leaked gas soon, cooresponding flicker tire stops flicker and becomes solidly, then finishes the configuration effort to this tire transmitter module.
3, finish configuration effort to four tires according to step 2, then system initialization is finished.
4, closing automobile power supply is opened automobile power source again, and system enters mode of operation, and receive display module and start working, display automobile shape and picking up counting on the read-out, four tires are solid.After automobile begins to start, transmitter module is started working, after the reception display module receives effective radio frequency frame, four tires empty, when receive the tire pressure height, during warning frame such as air pressure is low, temperature is high, fast gas leakage, transmitter module battery electric quantity deficiency, transmitter module no signal, the tire of read-out correspondence position begins flicker, shows real-time pressure, temperature value and warning mark on the read-out, and with the voice audio alert.
5, after the driver knows alarm message, can grow by button and make system quiet, arrive the solution space parking checking then, eliminate alarm.
Good effect of the present utility model is: owing to realize tire pressure and temperature at the utility model Real-Time Monitoring and early warning, thereby trouble-saving generation, simultaneity factor stability, reliability height, The transmission of data is accurate, and is easy for installation, and long service life is aesthetic in appearance.
Claims (8)
1, wireless tyre pressure and temp monitor and early warning system comprises transmitter module and receives display module, it is characterized in that:
Transmitter module comprises power supply (1), master control and sensing unit (2), radio-frequency transmissions processing unit (3), emitting antenna (4), low frequency processing unit (5); The signal output part of master control and sensing unit (2) is connected with the signal input part of radio-frequency transmissions processing unit (3), the signal output part of radio-frequency transmissions processing unit (3) is connected with the input end of emitting antenna (4), and the voltage output end of power supply (1) and the power input of each element circuit are connected;
Receive display module and comprise power supply processing unit (12), radio frequency receives processing unit (6), main control unit (7), man-machine interface (8), button processing unit (9), Audio Processing Unit (10), receiving wire (11); Radio frequency receives the signal input part of processing unit (6) and the mouth of receiving wire (11) is connected; Radio frequency receives the signal output part of processing unit (6) and the signal input part of main control unit (7) is connected, the liquid crystal driving signal delivery port of main control unit (7) is connected with the drive signal input port of man-machine interface (8), and another information outlet of main control unit (7) is connected with the information input port of Audio Processing Unit (10); The instruction output end of button processing unit (9) is connected with the instruction input end of main control unit (7); Power supply processing unit (12)+the 3.3v mouth is connected with the power input of Audio Processing Unit (10), the power input of+5v mouth and other element circuit is connected, and the voltage input end of power supply processing unit (12) and the voltage output end of vehicle power are connected.
2, the said wireless tyre pressure and temp of claim 1 monitor and early warning system, it is characterized in that: master control and sensing unit (2) adopt the SP30 integration module, radio-frequency transmissions processing unit (3) adopts the TDA5100F integration module, and power supply (1) adopts the 3.6v button battery.
3, the said wireless tyre pressure and temp of claim 1 monitor and early warning system is characterized in that: radio frequency receives processing unit (6) and adopts the MC33594 integration module, and main control unit (7) adopts PIC18F6490 type micro controller system.
4, the said wireless tyre pressure and temp of claim 1 monitor and early warning system is characterized in that: emitting antenna (4) adopts built-in helical antenna, and receiving wire (11) adopts external flap invisible antenna.
5, the said wireless tyre pressure and temp of claim 1 monitor and early warning system is characterized in that: system adopts 433MHZ radio frequency and FSK modulation system.
6, the said wireless tyre pressure and temp of claim 1 monitor and early warning system, it is characterized in that: transmitter module is installed in the motor tire, receives display module and is installed in position of platform, operator's compartment the place ahead.
7, the said wireless tyre pressure and temp of claim 1 monitor and early warning system is characterized in that: button processing unit (9) adopts the single key stroke mode.
8, the said wireless tyre pressure and temp of claim 1 monitor and early warning system, it is characterized in that: man-machine interface (8) adopts customised LCDs, this read-out is provided with one group of multiplexing demonstration of force value, temperature value and clock, four tire states show, one group of car shaped shows, one group of mode of operation interface display, configuration set state interface show, and the tire pressure height, air pressure is low, temperature is high, temperature is low, fast gas leakage, transmitter module battery electric quantity deficiency, alarm displays such as transmitter module no signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200381484U CN201249638Y (en) | 2008-06-13 | 2008-06-13 | Wireless pressure temperature monitoring early warning system for tyres |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200381484U CN201249638Y (en) | 2008-06-13 | 2008-06-13 | Wireless pressure temperature monitoring early warning system for tyres |
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| Publication Number | Publication Date |
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| CN201249638Y true CN201249638Y (en) | 2009-06-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200381484U Expired - Lifetime CN201249638Y (en) | 2008-06-13 | 2008-06-13 | Wireless pressure temperature monitoring early warning system for tyres |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963219A (en) * | 2012-10-19 | 2013-03-13 | 深圳市元征科技股份有限公司 | TPMS apparatus with diagnosis and control method |
| CN104260601A (en) * | 2014-09-19 | 2015-01-07 | 苏州经贸职业技术学院 | Intelligent car tire pressure monitoring system |
| CN104361738A (en) * | 2014-10-31 | 2015-02-18 | 广东好帮手电子科技股份有限公司 | Transmission control device for tyre condition information data, and method thereof |
| CN107053970A (en) * | 2017-04-21 | 2017-08-18 | 吴辉球 | The method and system of solar energy TPMS sensor wireless control main frame switching on and shutting down |
| CN107101089A (en) * | 2017-06-15 | 2017-08-29 | 中海油能源发展股份有限公司 | A kind of outer defeated flexible pipe wireless alarmer |
| CN110549800A (en) * | 2019-09-11 | 2019-12-10 | 肇庆中晶实业有限公司 | function control method of single-key tire pressure display |
-
2008
- 2008-06-13 CN CNU2008200381484U patent/CN201249638Y/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102963219A (en) * | 2012-10-19 | 2013-03-13 | 深圳市元征科技股份有限公司 | TPMS apparatus with diagnosis and control method |
| CN102963219B (en) * | 2012-10-19 | 2016-01-20 | 深圳市元征科技股份有限公司 | A kind of TPMS device with diagnosis and control method |
| CN104260601A (en) * | 2014-09-19 | 2015-01-07 | 苏州经贸职业技术学院 | Intelligent car tire pressure monitoring system |
| CN104361738A (en) * | 2014-10-31 | 2015-02-18 | 广东好帮手电子科技股份有限公司 | Transmission control device for tyre condition information data, and method thereof |
| CN107053970A (en) * | 2017-04-21 | 2017-08-18 | 吴辉球 | The method and system of solar energy TPMS sensor wireless control main frame switching on and shutting down |
| CN107101089A (en) * | 2017-06-15 | 2017-08-29 | 中海油能源发展股份有限公司 | A kind of outer defeated flexible pipe wireless alarmer |
| CN110549800A (en) * | 2019-09-11 | 2019-12-10 | 肇庆中晶实业有限公司 | function control method of single-key tire pressure display |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Wuhu Bo Rui Ruida Electronic Technology Co., Ltd. Assignor: No.38 Inst., China Electronic Sci. & Tech. Group Co. Contract record no.: 2012340000127 Denomination of utility model: Wireless pressure temperature monitoring early warning system for tyres Granted publication date: 20090603 License type: Common License Record date: 20120416 |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Wuhu Bo Rui Ruida Electronic Technology Co., Ltd. Assignor: No.38 Inst., China Electronic Sci. & Tech. Group Co. Contract record no.: 2012340000127 Date of cancellation: 20150319 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090603 |
|
| CX01 | Expiry of patent term |