CN201048295Y - Automobile tyre monitoring and early warning device - Google Patents
Automobile tyre monitoring and early warning device Download PDFInfo
- Publication number
- CN201048295Y CN201048295Y CNU2006200134079U CN200620013407U CN201048295Y CN 201048295 Y CN201048295 Y CN 201048295Y CN U2006200134079 U CNU2006200134079 U CN U2006200134079U CN 200620013407 U CN200620013407 U CN 200620013407U CN 201048295 Y CN201048295 Y CN 201048295Y
- Authority
- CN
- China
- Prior art keywords
- pressure
- microcontroller
- receiving
- temperature
- power supply
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0408—Signalling devices actuated by tyre pressure mounted on the wheel or tyre transmitting the signals by non-mechanical means from the wheel or tyre to a vehicle body mounted receiver
- B60C23/0479—Communicating with external units being not part of the vehicle, e.g. tools for diagnostic, mobile phones, electronic keys or service stations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60C—VEHICLE TYRES; TYRE INFLATION; TYRE CHANGING; CONNECTING VALVES TO INFLATABLE ELASTIC BODIES IN GENERAL; DEVICES OR ARRANGEMENTS RELATED TO TYRES
- B60C23/00—Devices for measuring, signalling, controlling, or distributing tyre pressure or temperature, specially adapted for mounting on vehicles; Arrangement of tyre inflating devices on vehicles, e.g. of pumps or of tanks; Tyre cooling arrangements
- B60C23/02—Signalling devices actuated by tyre pressure
- B60C23/04—Signalling devices actuated by tyre pressure mounted on the wheel or tyre
- B60C23/0491—Constructional details of means for attaching the control device
- B60C23/0496—Valve stem attachments positioned outside of the tyre chamber
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The utility model discloses a monitoring early warning device of an automobile tire, which comprises an automobile tire monitoring system and a receiving display system. The monitoring system and the receiving display system transfer signals by adopting the radio transmission way. The utility model is characterized in that the tire monitoring system is in the externally arranged way. The utility model overcomes the disadvantages of the prior art, by adopting the externally arranged (convenient installation) automobile tire monitoring system, batteries can be replaced in time when the batteries of the automobile tire monitoring system are used out, thereby overcoming the disadvantages that the life of a tire monitor in the prior art is decided by the electric quantity of the batteries in the monitor, and increasing the service life of the tire monitor. The tire monitor of the utility model also has the theftproof function, can prevent being stolen by others, and also can prevent the monitor from falling off when the automobile runs.
Description
Technical field
The utility model relates to the automobilism display unit, refers more particularly to a kind of doughnut monitoring and warning device.
Background technology
Automobile is the modern important vehicles, becomes one of key facility of family already at developed country's automobile, developing country in recent years automobile begun progressively to enter family.Along with the expansion of automobile range of application and progressively increasing of quantity, the fast development of highway network makes the also corresponding raising of travel speed of automobile, so the reliability of automobile, the requirement of fail safe are also improved day by day.In the traffic accident that causes because of reasons such as tires, the overwhelming majority is owing to the tire pressure problem causes.Along with traffic volume of highway increases rapidly, the overload phenomenon is serious day by day, makes highway, bridge, other facility heavy damage and casualties, and traffic accident is taken place again and again.These traffic accident great majority all be owing to doughnut superpressure, under-voltage, temperature is too high and carload lot is excessive etc., and reason causes.
In order to ensure economy, reliability, fail safe and the control stability of the optimum drive state and the running car of automobile, the country that has makes laws, put teeth in air pressure of automobile tire monitoring (TMPS) in recent years, guarantees traffic safety.Existing tire air pressure monitoring device is disposable packaged when dispatching from the factory, cannot change battery, and the electric weight of battery is limited, often occur having to the phenomenon of an intact monitor replacing because battery uses up, shortened the useful life of tire air pressure monitoring device, cause the unnecessary waste of resource.
Summary of the invention
The purpose of this utility model is to provide a kind of doughnut monitoring and warning device, to be limited by battery electric quantity the useful life that solves doughnut monitoring and warning device in the prior art and problem is easily changed in installation.
For achieving the above object, the utility model adopts following technical scheme: a kind of doughnut monitoring and warning device, comprise doughnut monitoring system and receiving and displaying system, monitoring system and receiving and displaying system adopt the wireless radio transmission mode to transmit signal, and the power supply of described tire monitor system adopts replaceable battery.
Wherein said doughnut monitoring system is an external, be installed on the valve cock, comprise temperature/pressure sensor, microcontroller, power supply and wireless launcher, wherein, temperature/pressure sensor, power supply and reflector are connected to microcontroller, are used for the temperature/pressure of doughnut is monitored in real time and monitoring result is sent to receiving and displaying system.
Wherein said pressure is monomer pressure/temperature sensor, wireless signal transmitter is to adopt microcontroller to set the emission of radio frequency signals device of operating frequency and mode of operation, power supply adopts removable lithium battery, microcontroller regularly detects pressure, adopts the Pressure/Temperature data that detect the Manchester's code mode to send to described receiving and displaying system by wireless launcher then.
Wherein said receiving and displaying system comprises wireless signal receiver, display circuit, buzzer alarm circuit, microcontroller, button and power supply, be used for receiving the signal that described tire monitor system sends, the definite numerical value of the air pressure of each tire of display automobile and temperature, and can when emergency, send the sound and light alarm signal.
Wherein said microcontroller is connected with wireless receiver by the spi bus serial line interface.
Wherein said microcontroller is a single-chip microcomputer.
The utility model overcomes the deficiencies in the prior art, adopt the doughnut monitoring system of external, make and when the battery of doughnut monitoring system is used up, can in time be convenient for changing battery, overcome the drawback of the life-span of tyre monitor in the prior art, increased the useful life of tyre monitor by the electric weight decision of battery in the monitor.The utility model tyre monitor also has anti-theft feature.Can prevent that others from stealing, monitor loose or dislocation in the time of also galloping can being prevented.
Description of drawings
Fig. 1 is the composition diagram of doughnut monitoring system described in the utility model;
Fig. 2 is the position view of the replaceable battery of the utility model embodiment;
Fig. 3 is the antitheft scheme of installation of transducer among the utility model embodiment;
Fig. 4 is receiving and displaying system figure described in the utility model.
Embodiment
Be elaborated below in conjunction with the drawings and specific embodiments.
Doughnut described in the utility model is monitored the display alarm system and mainly is made up of two parts, a part is the doughnut monitoring system, be used for the pressure and temperature of doughnut is detected in real time, another part is a receiving and displaying system, be used for receiving the signal that above-mentioned monitoring system sends, the definite numerical value of the air pressure of each tire of display automobile and temperature, offer the state that the driver judges tire on the LCD display by the numerical value of monitoring is delivered to, and can when emergency, send the sound and light alarm signal.Wherein carry out the transmission of signal between detection system and the receiving and displaying system by the mode of wireless radio transmission.
The composition of doughnut monitoring system comprises temperature/pressure sensor, microcontroller (single-chip microcomputer), battery and wireless launcher as shown in Figure 1, and wherein, temperature/pressure sensor, battery and reflector are connected to single-chip microcomputer.
Wherein, pressure is monomer pressure/temperature sensor.Pressure measurement range is at 0Kpa-1200Kpa.
Wireless signal transmitter is to adopt microcontroller to set the emission of radio frequency signals device of operating frequency and mode of operation.The power supply of wireless signal transmitter is by lithium battery power supply, and lithium battery can change, and battery normal useful life is 3 years.When battery electric quantity was not enough, the prompting of display automatic acousto-optic reminded the user in time to change.
Wireless signal transmitter is that to set operating frequency by single-chip microcomputer be that 434MHZ, modulating mode FSK. wireless signal transmitter adopt the Manchester's code mode to send detected Pressure/Temperature rf data.Pressure is detected every 5 seconds by Single-chip Controlling, every emission in 5 minutes once, transmit immediately when pressure and temp is unusual under the pressure and temp normal condition.
Tire monitor system uses Single-chip Controlling, can monitor in real time pressure, the temperature of tire.
Power supply is to use 3.0 volts of lithium batteries.
Power supply is to use 3.0 volts of lithium batteries, and battery is installed in position as shown in Figure 2 in the present embodiment, when the prompting of running down of battery battery indicator automatic acousto-optic, reminds the user in time to change, and the user can carry out the replacing of battery according to following process:
1. with the suitable instrument sender unit cap of outwarding winding.
2. take out antenna jacket battery grip assembly.
3. take out battery from the battery cover, 2032 twist button batteries that more renew reinstall in the battery cover.
Antenna jacket battery grip assembly in transducer, screw sender unit cap at last and get final product.
Transducer in the embodiment of the invention also has anti-theft feature, as shown in Figure 3: during installation at first antitheft headgear on valve cock, in the band side of hexagonal super outside, then the hexagonal copperhead of transducer is inserted in the interior hexagonal of antitheft head, screw transducer; The last hexagon socket head cap screw and fixing tight of in three screwed holes of antitheft head, packing into spanner.By with behind the fixing tight transducer of upper type, just can prevent from that transducer from becoming flexible to lose or artificial free-hand turn.
Receiving and displaying system is as shown in Figure 4: comprise wireless signal receiver, display circuit, buzzer alarm circuit, microcontroller (single-chip microcomputer), keyboard and lithium battery power supply.
Wherein, wireless signal receiver can receiving demodulation modulating mode be the rf data of FSK or ASK and the signal of its reception be sent to microcontroller (single-chip microcomputer) by the spi bus serial line interface.Microcontroller is handled the rf data that receives, and unusual if detected Pressure/Temperature rf data occurs, microprocessor controls is sent sound and light alarm.
Receiving and displaying system is to receive and the demonstration integrated design.Its effect is the signal that will receive the monitoring reflector of tire pressure/temperature, then the data of receiving is handled and is shown on LCD; When air pressure and temperature reached the thresholding of warning, LCD display can show corresponding alarm condition, and audible alarm instruction and indicator light can be worked simultaneously.Before but using, earlier tyre monitor to be done location recognition study, the setting of air pressure threshold value, unit display mode setting.
Automotive tire pressure/temperature display alarm system, the LCD display that its tire pressure/temperature receives display alarm is provided with tire location, Pressure/Temperature numerical value that simultaneously can display of tyre.Can watch corresponding tire pressure temperature value by button.
The displaying screen controller circuit is furnished with backlight, backlight when button operation or abnormal alarm are arranged all can be bright.When the LCD backlight screen is luminous, can strengthen the LCD display brightness, make the user under the darker condition of light, also can see displaying contents clearly clearly.
The power supply of receiving and displaying system can be by inner lithium battery power supply, also can the external automobile DC power supply.Have the lithium cell charging circuit in receiving main frame, when electric weight was not enough, the liquid crystal display meeting showed the not enough symbol of electric weight, remind the user in time to charge, can beat by battery symbol during charging, expression is charged, the charging symbol disappeared when charging was finished, and had the buzzer sound to remind the user.Need use external direct current power supply during charging.
Receiving and displaying system is the handheld portable wireless design, and is easy for installation, can carry, and also can be placed on the support.
Claims (6)
1. doughnut monitoring and warning device, comprise doughnut monitoring system and receiving and displaying system, monitoring system and receiving and displaying system adopt the wireless radio transmission mode to transmit signal, it is characterized in that, the power supply of described tire monitor system adopts replaceable battery.
2. device according to claim 1, it is characterized in that, described doughnut monitoring system comprises temperature/pressure sensor, microcontroller, power supply and wireless launcher, wherein, temperature/pressure sensor, power supply and reflector are connected to microcontroller, are used for the temperature/pressure of doughnut is monitored in real time and monitoring result is sent to receiving and displaying system.
3. device according to claim 2, it is characterized in that, described pressure is monomer pressure/temperature sensor, wireless signal transmitter is to adopt microcontroller to set the emission of radio frequency signals device of operating frequency and mode of operation, power supply adopts removable lithium battery, microcontroller regularly detects pressure, adopts the Pressure/Temperature data that detect the Manchester's code mode to send to described receiving and displaying system by wireless launcher then.
4. device according to claim 1, it is characterized in that, described receiving and displaying system comprises wireless signal receiver, display circuit, buzzer alarm circuit, microcontroller, keyboard and power supply, be used for receiving the signal that described tire monitor system sends, the definite numerical value of the air pressure of each tire of display automobile and temperature, and can when emergency, send the sound and light alarm signal.
5. device according to claim 4 is characterized in that described microcontroller is connected with wireless receiver by the spi bus serial line interface.
6. according to claim 1 or 2 or 4 or 5 described devices, it is characterized in that described microcontroller is a single-chip microcomputer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200134079U CN201048295Y (en) | 2006-04-04 | 2006-04-04 | Automobile tyre monitoring and early warning device |
| PCT/CN2007/000149 WO2007112630A1 (en) | 2006-04-04 | 2007-01-16 | Vehicle tire monitoring and forewarning system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006200134079U CN201048295Y (en) | 2006-04-04 | 2006-04-04 | Automobile tyre monitoring and early warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201048295Y true CN201048295Y (en) | 2008-04-16 |
Family
ID=38563080
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006200134079U Expired - Lifetime CN201048295Y (en) | 2006-04-04 | 2006-04-04 | Automobile tyre monitoring and early warning device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN201048295Y (en) |
| WO (1) | WO2007112630A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223829A (en) * | 2013-04-28 | 2013-07-31 | 无锡市崇安区科技创业服务中心 | Vehicle tire alarm apparatus |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8098146B2 (en) | 2007-10-26 | 2012-01-17 | Measurement Ltd. | Tire pressure monitoring system using wireless network |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5731516A (en) * | 1995-06-07 | 1998-03-24 | Handfield; Michael | System and method for monitoring a pneumatic tire |
| US5853020A (en) * | 1995-06-23 | 1998-12-29 | Widner; Ronald D. | Miniature combination valve and pressure transducer and system |
| US6034596A (en) * | 1998-09-15 | 2000-03-07 | Smith; Julian | Motor vehicle tire pressure and temperature sensing system |
| US6888449B2 (en) * | 2002-10-09 | 2005-05-03 | Delphi Technologies, Inc. | Circuits for coupling signals carrying information to a tire pressure monitoring system in the absence of a receiver |
| CN2647618Y (en) * | 2003-06-05 | 2004-10-13 | 阎学贤 | Intelligent tyre pressure alarmer |
| US6993962B1 (en) * | 2005-03-11 | 2006-02-07 | Yueh-Ying Ko | Electronic wireless tire pressure monitoring apparatus |
-
2006
- 2006-04-04 CN CNU2006200134079U patent/CN201048295Y/en not_active Expired - Lifetime
-
2007
- 2007-01-16 WO PCT/CN2007/000149 patent/WO2007112630A1/en active Application Filing
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103223829A (en) * | 2013-04-28 | 2013-07-31 | 无锡市崇安区科技创业服务中心 | Vehicle tire alarm apparatus |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2007112630A1 (en) | 2007-10-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20080416 |
|
| EXPY | Termination of patent right or utility model |