CN204161007U - Tire pressure monitoring system - Google Patents
Tire pressure monitoring system Download PDFInfo
- Publication number
- CN204161007U CN204161007U CN201420581572.9U CN201420581572U CN204161007U CN 204161007 U CN204161007 U CN 204161007U CN 201420581572 U CN201420581572 U CN 201420581572U CN 204161007 U CN204161007 U CN 204161007U
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- CN
- China
- Prior art keywords
- tire
- tyre pressure
- monitoring
- coil
- circuit
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- 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 - Fee Related
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- Measuring Fluid Pressure (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of tire pressure monitoring system, comprising: device for monitoring tyre pressure, coil and permanent magnet; Device for monitoring tyre pressure and coil electrical connection, and be co-located on inside tires; The tire pressure of device for monitoring tyre pressure Real-Time Monitoring tire; Permanent magnet is arranged on the outside of tire, and permanent magnet produces magnetic induction line; The band moving winding of tire rotates and is used for cutting magnetic induction line, makes coil produce electric energy, and sends the electric energy of generation to device for monitoring tyre pressure, thus powers for device for monitoring tyre pressure.It is reasonable in design, structure is simple, safe and reliable, can avoid changing battery, reduce maintenance cost, and saved the energy.
Description
Technical field
The utility model relates to automobile technical field, particularly a kind of tire pressure monitoring system.
Background technology
Along with the fast development of automotive electronic technology, the application of tire pressure monitoring technology on automobile is more and more higher, the monitoring of vehicle tire pressure has been become to the pith in automotive technology
The direct monitoring system of current vehicle tire pressure uses single button cell to power, and tyre pressure sensor and battery adopt integrated design, imbed in tire together, realize tire pressure monitoring function.Button cell can not charge, and just must change battery in use for some time.Because battery adopts integrated design with tyre pressure sensor, battery, once not have electricity, will be changed together with whole sensor assembly, tire pressure monitoring system is embedded in tire in addition, just must unload tire changing, take time and effort, make the later maintenance cost of tire pressure monitoring system very high.On the other hand, single power supply (battery) power supply that current tire pressure monitoring system all adopts, once battery failure, tire pressure monitoring system can not work, for vehicle brings larger potential safety hazard.
Utility model content
The purpose of this utility model be to provide a kind of reasonable in design, structure simple, can avoid changing battery, reduces the tire pressure monitoring system of maintenance cost.
For achieving the above object, the technical scheme that the utility model adopts is:
A kind of tire pressure monitoring system, comprising: device for monitoring tyre pressure, coil and permanent magnet;
Described device for monitoring tyre pressure and the electrical connection of described coil, and be co-located on inside tires;
The tire pressure of described device for monitoring tyre pressure Real-Time Monitoring tire;
Described permanent magnet is arranged on the outside of tire, and described permanent magnet produces magnetic induction line;
The described coil of drive of tire rotates and is used for cutting magnetic induction line, makes described coil produce electric energy, and sends the electric energy of generation to described device for monitoring tyre pressure, thus power for described device for monitoring tyre pressure.
More preferably, also comprise: chargeable lithium cell;
Described chargeable lithium cell is electrically connected with described device for monitoring tyre pressure, for being described device for monitoring tyre pressure
More preferably, described coil and the electrical connection of described chargeable lithium cell, for being described chargeable lithium cell charging.
More preferably, also power supervisor is comprised;
Described power supervisor is electrically connected with described device for monitoring tyre pressure and described chargeable lithium cell respectively;
Described chargeable lithium cell is that described device for monitoring tyre pressure is powered by described power supervisor;
Described power supervisor comprises charge circuit and feed circuit;
Described coil and described chargeable lithium cell are all electrically connected with described charge circuit;
Described coil is the charging of described chargeable lithium cell by described charge circuit;
Described coil and described device for monitoring tyre pressure are all electrically connected with described feed circuit;
Described coil is that described device for monitoring tyre pressure is powered by described feed circuit.
More preferably, described power supervisor also comprises rectifying circuit;
Described rectifying circuit and the electrical connection of described charge circuit, for controlling conducting or the shutoff of described charge circuit.
More preferably, described power supervisor also comprises mu balanced circuit;
Described mu balanced circuit is electrically connected with described charge circuit and described feed circuit respectively, for stablizing the voltage of described charge circuit and described feed circuit.
The beneficial effects of the utility model are: reasonable in design, structure is simple, safe and reliable, can avoid changing battery, reduce maintenance cost, and saved the energy.
Accompanying drawing explanation
Fig. 1 is tire pressure monitoring system operating diagram of the present utility model;
Fig. 2 is tire pressure monitoring system one example structure schematic diagram of the present utility model;
Wherein: 1 device for monitoring tyre pressure; 2 coils; 3 permanent magnets; 4 tires; 5 magnetic induction lines; 6 chargeable lithium cells; 7 power supervisors; 8 charges circuit; 9 feed circuit; 10 rectifying circuits; 11 mu balanced circuits.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, tire pressure monitoring system of the present utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, 2, a kind of tire pressure monitoring system, comprising: device for monitoring tyre pressure 1, coil 2 and permanent magnet 3;
Device for monitoring tyre pressure 1 and coil 2 are electrically connected, and it is inner to be co-located on tire 4;
The tire pressure of device for monitoring tyre pressure 1 Real-Time Monitoring tire 4;
Permanent magnet 3 be arranged on tire 4 outside (outside that permanent magnet 3 described herein is arranged on tire 4 refer to permanent magnet 3 be arranged on tire 4 outside and and there is certain distance between tire 4, such as permanent magnet 3 is arranged on the wheel cover of tire 4 outside), permanent magnet 3 produces magnetic induction line 5;
The band moving winding 2 of tire 4 rotates and is used for cutting magnetic induction line 5, makes coil 2 produce electric energy, and sends the electric energy of generation to device for monitoring tyre pressure 1, thus power for device for monitoring tyre pressure 1.
Such coil 2 is that device for monitoring tyre pressure 1 is powered by the mode of electromagnetic induction, and not only structure is simple, also substantially prolongs service life, reduce maintenance cost, produce electric energy by electromagnetic induction simultaneously, do not need power taking in car, reduce car load power consumption.
More preferably, as a kind of embodiment of the present utility model, also comprise: chargeable lithium cell 6;
Chargeable lithium cell 6 is electrically connected with device for monitoring tyre pressure 1, for powering for device for monitoring tyre pressure 1.
Device for monitoring tyre pressure 1 can be integrated as by coil 2 and chargeable lithium cell 6 two kinds of power supply modes like this to power; when tire is static; can be powered for device for monitoring tyre pressure 1 by chargeable lithium cell 6; when tire motion; powered for device for monitoring tyre pressure 1 by coil 2; for this tire pressure monitoring system provides power supply redundancy to protect, improve vehicle security, extend the service life of tire pressure monitoring system.
More preferably, as a kind of embodiment of the present utility model, coil 1 and chargeable lithium cell 6 are electrically connected, for charging for chargeable lithium cell 6.
When tire 4 runs, coil 1 can directly charge for chargeable lithium cell 6 like this, and the charging of chargeable lithium cell 6 is completed automatically.
More preferably, as a kind of embodiment of the present utility model, power supervisor 7 is also comprised;
Power supervisor 7 is electrically connected with device for monitoring tyre pressure 1 and chargeable lithium cell 6 respectively;
Chargeable lithium cell 6 is powered for device for monitoring tyre pressure 1 by power supervisor 7;
Power supervisor 7 comprises charge circuit 8 and feed circuit 9;
Coil 2 and chargeable lithium cell 6 are all electrically connected with charge circuit 8;
Coil 2 is charged for chargeable lithium cell 6 by charge circuit 8;
Coil 2 and device for monitoring tyre pressure 1 are all electrically connected with feed circuit 9;
Coil 2 is powered for device for monitoring tyre pressure 1 by feed circuit 9.
Like this, can coordinate between the various operating mode such as chargeable lithium cell 6 charges, chargeable lithium cell 6 is powered, coil 1 power supply mutual conversion by actv., the stability of raising tire pressure monitoring system and safety;
More preferably, as a kind of embodiment of the present utility model, power supervisor 7 also comprises rectifying circuit 10;
Rectifying circuit 10 and charge circuit 8 are electrically connected, for controlling conducting or the shutoff of charge circuit 8.
When tire 4 runs, coil 2 produces electric energy, and for device for monitoring tyre pressure 1 is powered, if when at this moment chargeable lithium cell 6 voltage is lower than charge threshold, rectifying circuit 10 controls charge circuit 8 conducting, and now coil 2 charges for electric lithium cell 6; If when chargeable lithium cell 6 voltage is not less than charge threshold, rectifying circuit 10 controls charge circuit 8 and turns off, and now coil 2 does not charge for electric lithium cell 6, and raw electric energy is all used for as powering for device for monitoring tyre pressure 1.
More preferably, as a kind of embodiment of the present utility model, power supervisor 7 also comprises mu balanced circuit 11;
Mu balanced circuit 11 is electrically connected with charge circuit 8 and feed circuit 9 respectively, for the voltage of constant charge circuit 8 and feed circuit 9.
The electric current in charge circuit 8 and feed circuit 9 can be made so more to stablize makes the safe in operation of this tire pressure monitoring system obtain guarantee.
Above embodiment makes the utility model have: reasonable in design, structure is simple, not only reduces costs, has saved the energy, and safe and reliable advantage.
The above embodiment only have expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.
Claims (6)
1. a tire pressure monitoring system, is characterized in that:
Comprise: device for monitoring tyre pressure, coil and permanent magnet;
Described device for monitoring tyre pressure and the electrical connection of described coil, and be co-located on inside tires;
The tire pressure of described device for monitoring tyre pressure Real-Time Monitoring tire;
Described permanent magnet is arranged on the outside of tire, and described permanent magnet produces magnetic induction line;
The described coil of drive of tire rotates and is used for cutting magnetic induction line, makes described coil produce electric energy, and sends the electric energy of generation to described device for monitoring tyre pressure, thus power for described device for monitoring tyre pressure.
2. tire pressure monitoring system according to claim 1, is characterized in that:
Also comprise: chargeable lithium cell;
Described chargeable lithium cell is electrically connected with described device for monitoring tyre pressure, for powering for described device for monitoring tyre pressure.
3. tire pressure monitoring system according to claim 2, is characterized in that:
Described coil and the electrical connection of described chargeable lithium cell, for being described chargeable lithium cell charging.
4. tire pressure monitoring system according to claim 3, is characterized in that:
Also comprise power supervisor;
Described power supervisor is electrically connected with described device for monitoring tyre pressure and described chargeable lithium cell respectively;
Described chargeable lithium cell is that described device for monitoring tyre pressure is powered by described power supervisor;
Described power supervisor comprises charge circuit and feed circuit;
Described coil and described chargeable lithium cell are all electrically connected with described charge circuit;
Described coil is the charging of described chargeable lithium cell by described charge circuit;
Described coil and described device for monitoring tyre pressure are all electrically connected with described feed circuit;
Described coil is that described device for monitoring tyre pressure is powered by described feed circuit.
5. tire pressure monitoring system according to claim 4, is characterized in that:
Described power supervisor also comprises rectifying circuit;
Described rectifying circuit and the electrical connection of described charge circuit, for controlling conducting or the shutoff of described charge circuit.
6. tire pressure monitoring system according to claim 5, is characterized in that:
Described power supervisor also comprises mu balanced circuit;
Described mu balanced circuit is electrically connected with described charge circuit and described feed circuit respectively, for stablizing the voltage of described charge circuit and described feed circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420581572.9U CN204161007U (en) | 2014-10-09 | 2014-10-09 | Tire pressure monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420581572.9U CN204161007U (en) | 2014-10-09 | 2014-10-09 | Tire pressure monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204161007U true CN204161007U (en) | 2015-02-18 |
Family
ID=52534728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420581572.9U Expired - Fee Related CN204161007U (en) | 2014-10-09 | 2014-10-09 | Tire pressure monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204161007U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107933220A (en) * | 2017-12-21 | 2018-04-20 | 上海为彪汽配制造有限公司 | A kind of power generating type tire pressure sensing device and tire pressure monitoring system |
| CN108099510A (en) * | 2017-10-19 | 2018-06-01 | 苏州海瓦电子科技有限公司 | It is a kind of to supply electric installation for tyre pressure sensor |
-
2014
- 2014-10-09 CN CN201420581572.9U patent/CN204161007U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108099510A (en) * | 2017-10-19 | 2018-06-01 | 苏州海瓦电子科技有限公司 | It is a kind of to supply electric installation for tyre pressure sensor |
| CN107933220A (en) * | 2017-12-21 | 2018-04-20 | 上海为彪汽配制造有限公司 | A kind of power generating type tire pressure sensing device and tire pressure monitoring system |
| CN107933220B (en) * | 2017-12-21 | 2023-10-27 | 上海为彪汽配制造有限公司 | Power generation type tire pressure sensing device and tire pressure monitoring system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180508 Address after: No. 188, Miyun District, Miyun District, Beijing, Beijing Patentee after: Beijing treasure Car Co.,Ltd. Address before: 102206 Shayan Road, Shatin, Changping District, Beijing Patentee before: BEIQI FOTON MOTOR Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150218 Termination date: 20211009 |