CN1278881C - Tyre monitoring sensor - Google Patents
Tyre monitoring sensor Download PDFInfo
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- CN1278881C CN1278881C CN 03150747 CN03150747A CN1278881C CN 1278881 C CN1278881 C CN 1278881C CN 03150747 CN03150747 CN 03150747 CN 03150747 A CN03150747 A CN 03150747A CN 1278881 C CN1278881 C CN 1278881C
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- monitoring sensor
- pressure
- tire
- detection unit
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Abstract
The present invention discloses a tyre monitoring sensor comprising a data detecting unit, a data processor, a wireless transmitter and a power supply, wherein a pressure detecting module used for detecting tyre pressure is arranged on the data detecting unit, the data processor is connected to the data detecting unit; the wireless transmitter is used for transmitting pressure signals provided by the data processor; and the power supply is used for supplying power for the data detecting unit and the data processor. The data detecting unit also comprises a temperature detecting module and a timing module, wherein the temperature detecting module is used for detecting tyre temperature; the timing module is used for automatically switching on the tyre monitoring sensor and detecting tyre pressure and tyre temperature periodically; and the data processor is provided with an interrupting port used for receiving signals of the timing module. Through the improvement, the tyre monitoring sensor can simultaneously monitor tyre pressure, tyre temperature and the electric quantity of the power supply battery of the tyre monitoring sensor, so that the electric power consumption of the tyre monitoring sensor is greatly saved by using the timing module, the monitoring quality is enhanced, and the service life is extended.
Description
Technical field
The present invention relates to a kind of tire monitoring sensor, specifically, relate to the tire monitoring sensor that is used for tire pressure, temperature, supplying cell electric weight supervisory system.
Background technology
Concerning general automobile, the tire pressure size has very big influence to the wear on tyres situation.The consumption of fuel that also can increase vehicle bigger than normal or less than normal of automotive tire pressure, lasting insufficient pressure can make the lost of life of tire reach 50%.In addition, the deviation of tire pressure also can cause rupture of tire and vehicle to catch fire, and therefore, many chaufeurs all will spend a large amount of time periodic inspection tire pressures.
In view of the foregoing, prior art provides a kind of tire pressure monitoring sensor.As shown in Figure 1, this tire pressure monitoring sensor comprises pressure sensor 11, micro controller system 12, wireless launcher 13, supplying cell 14 and centrifugal switch 15.Carry out bidirectional data transfers between pressure sensor 11 and the micro controller system 12, after micro controller system 12 carries out data handing, send the data-signal of pressure monitoring, launch by wireless launcher 13 to wireless launcher 13.Supplying cell 14 is to pressure sensor 11, micro controller system 12 power supplies.Owing to consider the saving electric weight, between supplying cell 14 and pressure sensor 11, micro controller system 12, also be provided with a centrifugal switch 15.This centrifugal switch 15 is in off-state when automobile stops, so that be in open-circuit condition between supplying cell 14 and pressure sensor 11, the micro controller system 12, promptly supplying cell 14 is stopped power supply, and can save electric weight; When start, because action of centrifugal force, centrifugal switch 15 is in closure state, so that be in closed circuit state, the tire pressure monitoring normal operation of sensor between supplying cell 14 and pressure sensor 11, the micro controller system 12.
Because centrifugal switch 15 is physical construction, it is shorter to be subjected to service life, and the influence of factor such as break down easily will have a negative impact for tire pressure monitoring sensor total quality.And above-mentioned pressure sensor 11 is an analog sensor, also need increase by a signal amplifier 16 between itself and the micro controller system 12.And tyre temperature, the data such as battery electric quantity of pressure monitoring sensor use for tire also has considerable influence, only monitors tire pressure and also has certain one-sidedness.
Summary of the invention
The objective of the invention is to, a kind of tire monitoring sensor is provided, not only can monitor the pressure of tire, can also monitor the temperature of tire, the electric weight of tire monitoring sensor supplying cell; And the monitoring quality and the service life of tire monitoring sensor have been improved.
In order to achieve the above object, technical scheme of the present invention is as follows:
A kind of tire monitoring sensor comprises: a Data Detection unit which is provided with the pressure detection module that is used for the detection wheel tire pressure; One is connected to the data handler of described Data Detection unit; One wireless launcher is in order to the pressure signal emission that described data handler is provided; And a power supply, provide electric weight to described Data Detection unit and data handler; Characteristics are that described Data Detection unit also comprises: one is used to detect the temperature detecting module of tyre temperature; One timing module is in order to periodically to connect tire monitoring sensor, measure tire pressure, temperature automatically; Described data handler is provided with an interruptive port, receives the signal of described time block.
Described Data Detection unit is provided with a reseting module, periodically automatically the tire monitoring sensor is returned to normal working.
The described restore cycle is 3 hours.
Described Data Detection unit is provided with an acceleration detection module, in order to detect the tire acceleration/accel.
When described acceleration detection module detected the tire acceleration/accel and is zero, the interruptive port that is provided with to described data handler sent interrupt signal.
Be provided with the sense command data line between described data handler and the Data Detection unit, described data handler sends pressure, temperature, acceleration detection order by this data line successively to the Data Detection unit.
Be provided with the detection DOL Data Output Line between described data handler and the Data Detection unit, described Data Detection unit passes through this data line to data handler delivery pressure successively, temperature, acceleration detection data.
Described data handler is provided with an emission port, and this port links to each other with described wireless launcher, after described data handler receives pressure, temperature, acceleration detection data, by this port above-mentioned data is sent to wireless launcher in the lump.
Described time block start-up period is 3-8 second.
By above-mentioned improvement, the tire monitoring sensor can be monitored the pressure of tire, the temperature of tire, the electric weight of tire monitoring sensor supplying cell simultaneously; Can also detect the acceleration/accel of tire, thereby determine that automobile is in operation or halted state, add the effect of time block, make the power consumption of tire monitoring sensor save a lot, and improved monitoring quality and service life.
Description of drawings
Fig. 1 is the block scheme of existing tire pressure monitoring sensor;
Fig. 2 is the block scheme of tire monitoring sensor of the present invention;
Fig. 3 is the circuit diagram of tire monitoring sensor of the present invention.
The number in the figure explanation
The 11-pressure sensor
The 12-micro controller system
The 13-wireless launcher
The 14-supplying cell
The 15-centrifugal switch
The 16-signal amplifier
21-Data Detection unit
211-acceleration detection module
212-pressure detection module
The 213-temperature detecting module
The 214-time block
The 215-reseting module
216-orders receiving port
217-data sending terminal mouth
The 22-data handler
The 221-interruptive port
The 222-emission port
223-orders transmit port
224-data sink port
The 23-wireless launcher
The 24-supplying cell
31-Data Detection unit
The 311-time block
The 312-reseting module
The 313-sheet selects port
The 314-data-out port
315-synchronized clocke port
316-command input end mouth
The 32-data handler
The 321-interruptive port
The 322-reseting port
The 323-sheet selects port
The 324-data-in port
325-synchronized clocke port
326-order output terminal mouth
The 327-emission port
The VCC-supplying cell
The specific embodiment
According to Fig. 2 and Fig. 3, provide better embodiment of the present invention, and described in detail below, enable to understand better function of the present invention, characteristics.
Consult Fig. 2, tire monitoring sensor of the present invention is by Data Detection unit 21, data handler 22, and wireless launcher 23 and supplying cell 24 are formed.Data Detection unit 21 is provided with acceleration detection module 211, pressure detection module 212, temperature detecting module 213, time block 214, reseting module 215, order receiving port 216 and data sending terminal mouth 217.Data handler 22 is provided with interruptive port 221, emission port 222, order transmit port 223 and data sink port 224.Supplying cell 24 is to Data Detection unit 21 and data handler 22 power supplies.Order transmit port 223 is connected with order receiving port 216, and data handler 22 sends pressure, temperature, acceleration detection order by the data line between order transmit port 223 and the order receiving port 216 successively to Data Detection unit 21.Data sending terminal mouth 217 is connected with data sink port 224, Data Detection unit 21 by the data line between data sending terminal mouth 217 and the data sink port 224 to data handler 22 delivery pressure successively, temperature, acceleration detection data.Emission port 222 links to each other with described wireless launcher 23, after data handler 22 receives pressure, temperature, acceleration detection data, by this port above-mentioned data is sent to wireless launcher 23 in the lump.Time block 214 links to each other with interruptive port 221, in order to periodically to connect tire monitoring sensor, measure tire pressure, temperature and acceleration/accel automatically.
Fig. 3 is the circuit diagram of tire monitoring sensor of the present invention.Consult Fig. 3, tire monitoring sensor circuit of the present invention is by Data Detection unit 31, and data handler 32 and wireless launcher 33 are formed.Data Detection unit 31 is provided with time block 311, reseting module 312, sheet and selects port 313, data-out port 314, synchronized clocke port 315 and command input end mouth 316.Data handler 32 is provided with interruptive port 321, reseting port 322, sheet and selects port 323, data-in port 324, synchronized clocke port 325, order output terminal mouth 326 and emission port 327.Supplying cell VCC is to Data Detection unit 31 and data handler 32 power supplies.Order output terminal mouth 316 is connected with order output terminal mouth 326, and data handler 32 sends pressure, temperature, acceleration detection order by the data line between order output terminal mouth 316 and the command input end mouth 326 successively to Data Detection unit 31.When detecting the tire acceleration/accel and be zero, the interruptive port 321 that is provided with to described data handler 32 sends interrupt signal.Data-out port 314 is connected with data-in port 324, Data Detection unit 31 by the data line between data-out port 314 and the data-in port 324 to data handler 32 delivery pressure successively, temperature, acceleration detection data.Emission port 327 links to each other with described wireless launcher 33, after data handler 32 receives pressure, temperature, acceleration detection data, by this port above-mentioned data is sent to wireless launcher 33 in the lump.Time block 311 linked to each other with interruptive port 321, connected tire monitoring sensor, measure tire pressure, temperature and acceleration/accel automatically every 6 seconds.Reseting module 312 returned to normal working with the tire monitoring sensor automatically every 3 hours.
Above-described; it only is preferred embodiment of the present invention; be not in order to limiting scope of the present invention, promptly every simple, equivalence of doing according to the claims and the description of the present patent application changes and modifies, and all falls into the claim protection domain of patent of the present invention.
Claims (7)
1, a kind of tire monitoring sensor comprises:
One Data Detection unit which is provided with the pressure detection module that is used for the detection wheel tire pressure;
One is connected to the data handler of described Data Detection unit;
One wireless launcher is in order to the pressure signal emission that described data handler is provided; And
One power supply provides electric weight to described Data Detection unit and data handler;
It is characterized in that,
Described Data Detection unit also comprises:
One is used to detect the temperature detecting module of tyre temperature;
One timing module is in order to periodically to connect tire monitoring sensor, measure tire pressure, temperature automatically;
One acceleration detection module is in order to detect the tire acceleration/accel;
Described data handler is provided with an interruptive port, receives the signal of described time block; And when described acceleration detection module detects the tire acceleration/accel and is zero, send interrupt signal to this interruptive port.
2, tire monitoring sensor as claimed in claim 1 is characterized in that, described Data Detection unit is provided with a reseting module, periodically automatically the tire monitoring sensor is returned to normal working.
3, tire monitoring sensor as claimed in claim 2 is characterized in that, the reset cycle of described reseting module is 3 hours.
4, tire monitoring sensor as claimed in claim 3, it is characterized in that, be provided with the sense command data line between described data handler and the Data Detection unit, described data handler sends pressure, temperature, acceleration detection order by this data line successively to the Data Detection unit.
5, tire monitoring sensor as claimed in claim 4, it is characterized in that, be provided with the detection DOL Data Output Line between described data handler and the Data Detection unit, described Data Detection unit passes through this data line to data handler delivery pressure successively, temperature, acceleration detection data.
6, tire monitoring sensor as claimed in claim 5, it is characterized in that, described data handler is provided with an emission port, this port links to each other with described wireless launcher, after described data handler receives pressure, temperature, acceleration detection data, above-mentioned data are sent to wireless launcher in the lump by this port.
7, tire monitoring sensor as claimed in claim 1 is characterized in that, described time block start-up period is 3-8 second.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03150747 CN1278881C (en) | 2003-09-03 | 2003-09-03 | Tyre monitoring sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03150747 CN1278881C (en) | 2003-09-03 | 2003-09-03 | Tyre monitoring sensor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1590141A CN1590141A (en) | 2005-03-09 |
| CN1278881C true CN1278881C (en) | 2006-10-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03150747 Expired - Fee Related CN1278881C (en) | 2003-09-03 | 2003-09-03 | Tyre monitoring sensor |
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| Country | Link |
|---|---|
| CN (1) | CN1278881C (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5193495B2 (en) * | 2007-05-07 | 2013-05-08 | 株式会社ブリヂストン | Tire pressure information measuring device |
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2003
- 2003-09-03 CN CN 03150747 patent/CN1278881C/en not_active Expired - Fee Related
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| Publication number | Publication date |
|---|---|
| CN1590141A (en) | 2005-03-09 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Tyre monitoring sensor Effective date of registration: 20100226 Granted publication date: 20061011 Pledgee: Pudong Productivity Promotion Center, Shanghai Pledgor: Shanghai Taihao Electronic Science and Technology Co., Ltd. Registration number: 2010990000710 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20120104 Granted publication date: 20061011 Pledgee: Pudong Productivity Promotion Center, Shanghai Pledgor: Shanghai Taihao Electronic Science and Technology Co., Ltd. Registration number: 2010990000710 |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Tyre monitoring sensor Effective date of registration: 20120104 Granted publication date: 20061011 Pledgee: Pudong Productivity Promotion Center, Shanghai Pledgor: Shanghai Taihao Electronic Science and Technology Co., Ltd. Registration number: 2012990000006 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20131120 Granted publication date: 20061011 Pledgee: Pudong Productivity Promotion Center, Shanghai Pledgor: Shanghai Taihao Electronic Science and Technology Co., Ltd. Registration number: 2012990000006 |
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| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of invention: Tyre monitoring sensor Effective date of registration: 20131203 Granted publication date: 20061011 Pledgee: Bank of China Limited by Share Ltd Shanghai Development Zone, Pudong branch Pledgor: Shanghai Taihao Electronic Science and Technology Co., Ltd. Registration number: 2013310000081 |
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| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151201 Granted publication date: 20061011 Pledgee: Bank of China Limited by Share Ltd Shanghai Development Zone, Pudong branch Pledgor: Shanghai Taihao Electronic Science and Technology Co., Ltd. Registration number: 2013310000081 |
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Granted publication date: 20061011 Termination date: 20180903 |
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| CF01 | Termination of patent right due to non-payment of annual fee |