CN107284153A - A kind of tire pressure sensing module circuit - Google Patents
A kind of tire pressure sensing module circuit Download PDFInfo
- Publication number
- CN107284153A CN107284153A CN201710325138.2A CN201710325138A CN107284153A CN 107284153 A CN107284153 A CN 107284153A CN 201710325138 A CN201710325138 A CN 201710325138A CN 107284153 A CN107284153 A CN 107284153A
- Authority
- CN
- China
- Prior art keywords
- pin
- connects
- npx
- electric capacity
- radio frequency
- 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.)
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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
Abstract
The present invention discloses a kind of tire pressure sensing module circuit, including inductance L, electric capacity C1, C2, C3, C4, resistance R1, R2, R3, R4, R5, NPX chips, T5754 radio frequency chips, crystal oscillator Y and triode Q；Inductance L connects NPX chip pins 12,13 respectively, and electric capacity C1, resistance R1 are in parallel with inductance L；NPX chip pins 7 connect electric capacity C2, C4 one end and ground connection simultaneously, and pin 9 connects T5754 radio frequency chips pin 2, and pin 10 connects T5754 radio frequency chips pin 8, and pin 11 connects triode Q base stages；The respective one end of resistance R2, R3, R4 connects NPX chip pins 9,10,11 successively, and the other end is grounded；The matched network insertion antenna of T5754 radio frequency chips pin 3,4, pin 5 connects crystal oscillator Y one end, and pin 6 meets power supply VCC；Triode Q grounded emitters, colelctor electrode connects the crystal oscillator Y other ends；Another termination crystal oscillator Y other ends of electric capacity C2 another termination power VCC, electric capacity C4.The accuracy of detection to tire pressure, temperature data greatly improved in the present invention.
Description
Technical field
The present invention relates to a kind of tire pressure sensing module circuit.
Background technology
Tire is the important component of automobile chassis, and as important support component and walking element, tire is not
The total weight of automobile is only carry, also to advance to automobile provides propulsive force, while playing a part of relaxing ground shock.Wheel
Tire all plays very crucial work to the economy of the control stability of automobile, ride comfort, security, comfortableness and fuel oil
With.Therefore, driving or it is static in the state of, data such as pressure, temperature of monitoring tire in real time, with guarantee driving safety, just
It is most important.
Detection to the pressure, temperature data of tire is mainly realized by tyre pressure sensor, however, existing tire pressure is passed
Sensor is unreasonable due to circuit design, there is the not high defect of accuracy of detection.
The content of the invention
To overcome not enough problem of the prior art, the present invention provides a kind of tire pressure sensing module circuit.
To achieve these goals, the technical solution adopted by the present invention is as follows：
A kind of tire pressure sensing module circuit, including inductance L, electric capacity C1, C2, C3, C4, resistance R1, R2, R3, R4, R5, NPX
Chip, T5754 radio frequency chips, crystal oscillator Y and triode Q；The inductance L connects NPX chip pins 12,13, electric capacity C1, resistance respectively
R1 is in parallel with inductance L；The NPX chip pins 7 connect electric capacity C2, C4 one end and ground connection simultaneously, and NPX chip pins 9 connect
T5754 radio frequency chips pin 2, NPX chip pins 10 connect T5754 radio frequency chips pin 8, and NPX chip pins 11 connect through resistance R5
Triode Q base stages；Described respective one end of resistance R2, R3, R4 connects NPX chip pins 9,10,11 successively, and the other end is grounded；
The matched network insertion antenna of T5754 radio frequency chips pin 3,4, pin 5 connects crystal oscillator Y one end, and pin 6 meets power supply VCC；
The triode Q grounded emitters, colelctor electrode connects the crystal oscillator Y other ends through electric capacity C3；Another termination power VCC of electric capacity C2,
Another termination crystal oscillator Y other ends of electric capacity C4.
Compared with prior art, the invention has the advantages that：
The present invention is by setting inductance L, electric capacity C1, C2, C3, C4, resistance R1, R2, R3, R4, R5, NPX chips, T5754
Radio frequency chip, crystal oscillator Y and triode Q, using rational circuit design, are not only simple in structure, and greatly improved to tire
The accuracy of detection of pressure, temperature data, solves problem of the prior art well.
Brief description of the drawings
Fig. 1 is electrical block diagram of the invention.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples, and embodiments of the present invention include but is not limited to
The following example.
Embodiment
As shown in figure 1, the present invention include inductance L, electric capacity C1, C2, C3, C4, resistance R1, R2, R3, R4, R5, NPX chips,
T5754 radio frequency chips, crystal oscillator Y and triode Q；The inductance L connects NPX chip pins 12,13 respectively, and electric capacity C1, resistance R1 are equal
It is in parallel with inductance L；The NPX chip pins 7 connect electric capacity C2, C4 one end and ground connection simultaneously, and NPX chip pins 9 meet T5754 and penetrated
Frequency chip pin 2, NPX chip pins 10 connect T5754 radio frequency chips pin 8, and NPX chip pins 11 meet triode Q through resistance R5
Base stage；Described respective one end of resistance R2, R3, R4 connects NPX chip pins 9,10,11 successively, and the other end is grounded；It is described
The matched network insertion antenna of T5754 radio frequency chips pin 3,4, pin 5 connects crystal oscillator Y one end, and pin 6 meets power supply VCC；It is described
Triode Q grounded emitters, colelctor electrode connects the crystal oscillator Y other ends through electric capacity C3；Another termination power VCC of electric capacity C2, electric capacity
Another termination crystal oscillator Y other ends of C4.
The present invention is by setting inductance L, electric capacity C1, C2, C3, C4, resistance R1, R2, R3, R4, R5, NPX chips, T5754
Radio frequency chip, crystal oscillator Y and triode Q, using rational circuit design, are not only simple in structure, and greatly improved to tire
The accuracy of detection of pressure, temperature data, solves problem of the prior art well.
Above-described embodiment is only the preferred embodiments of the present invention, not limiting the scope of the invention, as long as using
The design principle of the present invention, and the change for carrying out non-creativeness work on this basis and making, all should belong to the present invention's
Within protection domain.
Claims (1)
1. a kind of tire pressure sensing module circuit, it is characterised in that including inductance L, electric capacity C1, C2, C3, C4, resistance R1, R2, R3,
R4, R5, NPX chips, T5754 radio frequency chips, crystal oscillator Y and triode Q；The inductance L connects NPX chip pins 12,13 respectively, electricity
Hold C1, resistance R1 in parallel with inductance L；The NPX chip pins 7 connect electric capacity C2, C4 one end and ground connection, NPX chips simultaneously
Pin 9 connects T5754 radio frequency chips pin 2, and NPX chip pins 10 connect T5754 radio frequency chips pin 8, and NPX chip pins 11 are through electricity
Resistance R5 connects triode Q base stages；Described respective one end of resistance R2, R3, R4 connects NPX chip pins 9,10,11 successively, and the other end is equal
Ground connection；The matched network insertion antenna of T5754 radio frequency chips pin 3,4, pin 5 connects crystal oscillator Y one end, and pin 6 connects electricity
Source VCC；The triode Q grounded emitters, colelctor electrode connects the crystal oscillator Y other ends through electric capacity C3；Another termination electricity of electric capacity C2
Another termination crystal oscillator Y other ends of source VCC, electric capacity C4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710325138.2A CN107284153A (en) | 2017-05-10 | 2017-05-10 | A kind of tire pressure sensing module circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710325138.2A CN107284153A (en) | 2017-05-10 | 2017-05-10 | A kind of tire pressure sensing module circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107284153A true CN107284153A (en) | 2017-10-24 |
Family
ID=60093931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710325138.2A Pending CN107284153A (en) | 2017-05-10 | 2017-05-10 | A kind of tire pressure sensing module circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107284153A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04212611A (en) * | 1990-04-05 | 1992-08-04 | Nippondenso Co Ltd | Tire pneumatic pressure monitor |
| CN2118007U (en) * | 1992-03-09 | 1992-10-07 | 唐兴元 | Anarm for air leakage of trailer tyre |
| TW536489B (en) * | 2002-10-25 | 2003-06-11 | Lite On Automotive Corp | Tire pressure alarming device comprising non-battery tire pressure detector |
| CN200942688Y (en) * | 2006-08-07 | 2007-09-05 | 郑华盛 | Tyre pressure and temperature real-time monitoring device |
| CN101332749A (en) * | 2008-02-20 | 2008-12-31 | 东南大学 | Monitoring method and device of vehicle tyre data |
| CN104175820A (en) * | 2014-09-09 | 2014-12-03 | 南京泰晟科技实业有限公司 | Tire pressure monitoring device with wireless transceiver |
| EP3124333A2 (en) * | 2015-07-30 | 2017-02-01 | Aisin Seiki Kabushiki Kaisha | Antenna driving apparatus |
-
2017
- 2017-05-10 CN CN201710325138.2A patent/CN107284153A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04212611A (en) * | 1990-04-05 | 1992-08-04 | Nippondenso Co Ltd | Tire pneumatic pressure monitor |
| CN2118007U (en) * | 1992-03-09 | 1992-10-07 | 唐兴元 | Anarm for air leakage of trailer tyre |
| TW536489B (en) * | 2002-10-25 | 2003-06-11 | Lite On Automotive Corp | Tire pressure alarming device comprising non-battery tire pressure detector |
| CN200942688Y (en) * | 2006-08-07 | 2007-09-05 | 郑华盛 | Tyre pressure and temperature real-time monitoring device |
| CN101332749A (en) * | 2008-02-20 | 2008-12-31 | 东南大学 | Monitoring method and device of vehicle tyre data |
| CN104175820A (en) * | 2014-09-09 | 2014-12-03 | 南京泰晟科技实业有限公司 | Tire pressure monitoring device with wireless transceiver |
| EP3124333A2 (en) * | 2015-07-30 | 2017-02-01 | Aisin Seiki Kabushiki Kaisha | Antenna driving apparatus |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WD01 | Invention patent application deemed withdrawn after publication | ||
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Application publication date: 20171024 |