CN220163600U - Battery-free tire pressure monitoring device - Google Patents
Battery-free tire pressure monitoring device Download PDFInfo
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- CN220163600U CN220163600U CN202321306442.XU CN202321306442U CN220163600U CN 220163600 U CN220163600 U CN 220163600U CN 202321306442 U CN202321306442 U CN 202321306442U CN 220163600 U CN220163600 U CN 220163600U
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- tire pressure
- monitoring device
- battery
- tire
- pressure monitoring
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- 238000012806 monitoring device Methods 0.000 title claims abstract description 27
- 238000001514 detection method Methods 0.000 claims abstract description 28
- 230000006698 induction Effects 0.000 claims abstract description 11
- 230000005674 electromagnetic induction Effects 0.000 claims abstract description 9
- 238000012545 processing Methods 0.000 claims description 16
- 238000000034 method Methods 0.000 claims description 9
- 239000003990 capacitor Substances 0.000 claims description 5
- 230000008859 change Effects 0.000 abstract description 4
- 230000007774 longterm Effects 0.000 abstract description 4
- 238000010248 power generation Methods 0.000 abstract description 2
- 238000012544 monitoring process Methods 0.000 description 13
- 239000002184 metal Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000002238 attenuated effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
Abstract
The utility model discloses a battery-free tire pressure monitoring device, which comprises a tire pressure detection module, wherein the tire pressure detection module is provided with an air pressure sensor (6); the tire pressure detection device is provided with an electromagnetic induction module; the electromagnetic induction module is provided with a sliding rail magnet (2) and an induction coil (3) on an automobile hub (1); the circle center of the sliding rail in the sliding rail magnet (2) coincides with the circle center of the automobile hub (1). By adopting the technical scheme, the battery built in the tire in the prior art is removed, so that the service life of the battery is not required to be considered; by utilizing inertia generated by the change of the rotation speed of the automobile wheel, the self-power generation is provided for the internal circuit of the monitoring device to use, so that the long-term work of the tire pressure detection module is realized, and the problem of charging or replacing the battery in the tire is avoided.
Description
Technical Field
The utility model belongs to the technical field of automobile tire safety monitoring. More particularly, the present utility model relates to a batteryless tire pressure monitoring device.
Background
In the prior art, a tire pressure monitoring device is required to monitor the pressure of a tire in real time. The tire pressure signal collected by the pressure sensor is generally converted into an electric signal, and the electric signal is sent to a display in the vehicle for displaying so as to prompt a driver of the vehicle to pay attention to the actual condition of the tire pressure and ensure the safe operation of the vehicle.
Therefore, the tire pressure monitoring devices of the vehicles all need to provide power, that is, use batteries as the power source of the devices. However, problems and drawbacks associated with using batteries are: the battery is used for a certain time, the electric quantity is attenuated, and therefore, the battery is often required to be charged; when charging, the vehicle needs to be stopped. If charging is carried out without stopping, a more complex charging structure without stopping is needed, and the cost is greatly increased.
After the battery eventually fails, the battery also needs to be removed for replacement.
This all results in great trouble in monitoring the tire pressure of the vehicle tires.
The related art documents related to the utility model are searched by adopting the keyword of tire pressure, monitoring and power supply, and the search results are as follows:
1. chinese patent literature: "emergency starting power supply with tire pressure monitoring function and tire pressure monitoring system thereof", special
The number of interest (application) is: 201711494093.8; the technical scheme is as follows:
"emergency starting power supply with tire pressure monitoring function, include: the device comprises a first main control chip, an electric quantity display circuit, an illuminating lamp circuit, a USB discharging circuit, a power switch circuit, a first power supply circuit and an overvoltage and undervoltage protection circuit which are respectively and electrically connected with the first main control chip; the second main control chip is electrically connected with the temperature protection circuit, the warning light circuit, the second power supply circuit, the driving output circuit and the short-circuit protection circuit respectively; the third main control chip is electrically connected with the tire pressure alarm circuit, the Bluetooth module and the first RF module respectively; a battery pack, an output terminal, a tire pressure monitoring device ";
the technical effects described in the method are as follows:
the wireless transmission module is designed in the emergency starting power supply, so that data transmission between the tire pressure monitoring device and the mobile terminal is realized, tire pressure monitoring information can be output for a user in real time, meanwhile, various protection functions are realized through the design of the protection circuit, and the safety of products is improved.
2. Chinese patent literature: "built-in tire pressure monitoring module charging power supply connection structure and charging method", patent (application) number 201510180219.9; the technical scheme is as follows:
"built-in tire pressure monitoring module's charging source connection structure includes: the tire pressure monitoring device comprises a well-known pneumatic tire, an internal tire pressure monitoring module, a charging and discharging management circuit, a chargeable power supply and an external charger; the rechargeable power supply supplies power to the tire pressure monitoring module through the charge and discharge management circuit, and the external charger charges the rechargeable power supply through the charge and discharge management circuit; the charging method comprises the following steps: by utilizing the characteristic that a known tyre valve metal nozzle body penetrates through a rim and is electrically insulated from the rim, two external charger input ends of a charge and discharge management circuit are respectively electrically connected with the valve metal nozzle body and the rim in the tyre, so that the two input ends extend to the outside of the tyre; when in charging, the output end of the charger is respectively connected with the inflating valve metal nozzle body and the rim outside the tire to charge;
the technical effects described in the method are as follows:
when the electric energy of the built-in tire pressure monitoring module is exhausted, the built-in tire pressure monitoring module can be charged for continuous use without disassembling the tire.
However, the above-disclosed prior art documents do not address the existence of "batteries need to be charged; problems and defects such as the need to replace the battery after the battery is completely attenuated.
Disclosure of Invention
The utility model provides a battery-free tire pressure monitoring device, which aims to avoid the problems caused by the adoption of batteries in the monitoring device.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the battery-free tire pressure monitoring device comprises a tire pressure detection module, wherein the tire pressure detection module is provided with a pressure sensor; the tire pressure detection device is provided with an electromagnetic induction module; the electromagnetic induction module is characterized in that a sliding rail magnet and an induction coil are arranged on an automobile hub; the circle center of the sliding rail in the sliding rail magnet is coincident with the circle center of the automobile hub.
The tire pressure detection module comprises a charging controller, and the induction coil is connected with the charging controller through a circuit.
The tire pressure detection module comprises a data processing controller; the data processing controller is connected with the air pressure sensor; the data processing controller is connected with the charging controller through a capacitor.
The tire pressure detection device is provided with a tire pressure signal transmitter; the tire pressure signal transmitter is connected with the data processing controller through a circuit.
The tire pressure detection device is provided with an in-vehicle receiving display module; the in-vehicle receiving display module is provided with a tire pressure signal receiver.
The tire pressure signal receiver is connected with a display circuit in the vehicle body.
By adopting the technical scheme, the battery built in the tire in the prior art is removed, so that the service life of the battery is not required to be considered; by utilizing inertia generated by the change of the rotation speed of the automobile wheel, the self-power generation is provided for the internal circuit of the monitoring device to use, so that the long-term work of the tire pressure detection module is realized, and the problem of charging or replacing the battery in the tire is avoided.
Drawings
The contents of the drawings and the marks in the drawings are briefly described:
FIG. 1 is a schematic view of an electromagnetic induction structure of a tire according to the present utility model;
fig. 2 is a schematic structural view of the tire pressure detecting module according to the present utility model;
fig. 3 is a schematic structural diagram of a tire pressure receiving display module according to the present utility model.
Marked in the figure as:
1. automobile hub, 2, slide rail magnet, 3, induction coil, 4, charge controller, 5, condenser, 6, air pressure sensor, 7, data processing controller, 8, tire pressure signal transmitter, 9, tire pressure signal receiver, 10, display.
Detailed Description
The following detailed description of the embodiments of the utility model, given by way of example only, is presented in the accompanying drawings to aid in a more complete, accurate, and thorough understanding of the inventive concepts and aspects of the utility model by those skilled in the art.
The structure of the present utility model as shown in fig. 1 and 2 is a batteryless tire pressure monitoring device, which comprises a tire pressure detection module, wherein the tire pressure detection module is provided with a pressure sensor 6.
The tire pressure detection module is applied to the inside of the automobile tire and further comprises a shell and an air tap.
In order to solve the problems existing in the prior art and overcome the defects thereof and realize the aim of avoiding the problems caused by adopting a battery as a monitoring device, the utility model adopts the following technical scheme:
as shown in fig. 1 and 2, the battery-free tire pressure monitoring device of the present utility model is provided with an electromagnetic induction module; the electromagnetic induction module is characterized in that a slide rail magnet 2 and an induction coil 3 are arranged on an automobile hub 1; the circle center of the sliding rail in the sliding rail magnet 2 coincides with the circle center of the automobile hub 1.
The tire pressure detection module automatically generates electricity for an internal circuit by utilizing inertia generated by the change of the rotation speed of the automobile wheel, and the long-term work of the tire pressure detection module is realized without considering the service life of a battery. The advantages are that: the built-in battery is removed from the tire pressure detection module in the current market, so that the long-term work of the tire pressure detection module is realized, and the problem of charging or replacing the battery in the tire is avoided.
The slide rail magnet 2 provides a variable magnetic field to the induction coil 3 by utilizing inertia generated by the change of the rotation speed of the wheel; the induction coil 3 generates an induction voltage in the varying magnetic field to power the monitoring device.
The tire pressure detection module comprises a charging controller 4, and the induction coil 3 is connected with the charging controller 4 through a circuit.
The charging controller 4 processes the induced current and charges the capacitor 5;
the tire pressure detection module comprises a data processing controller 7; the data processing controller 7 is connected with the air pressure sensor 6; the data processing controller 7 is connected with the charging controller 4 through a capacitor 5.
The air pressure sensor 6 provides in-tire air pressure information to the data processing controller 7; the capacitor 5 converts the unstable voltage into stable voltage and provides the stable voltage for the data processing controller 7 to use;
the tire pressure detection device is provided with a tire pressure signal transmitter 8; the tire pressure signal transmitter 8 is in circuit connection with the data processing controller 7.
The data processing controller 7 analyzes and processes the air pressure information and transmits the air pressure information to the signal transmitter 8; the signal transmitter 8 transmits the air pressure data.
As shown in fig. 3:
the tire pressure detection device is provided with an in-vehicle receiving display module; the in-vehicle receiving display module is provided with a tire pressure signal receiver 9.
The tire pressure signal receiver 9 is in circuit connection with a display 10 in the vehicle body.
The tire pressure signal receiver 9 in the automobile receives the air pressure data and outputs the air pressure data to the display 10 for display, and the tire pressure detection process is completed.
While the utility model has been described above with reference to the accompanying drawings, it will be apparent that the utility model is not limited to the above embodiments, but is capable of being modified or applied directly to other applications without modification, as long as various insubstantial modifications of the method concept and technical solution of the utility model are adopted, all within the scope of the utility model.
Claims (6)
1. The battery-free tire pressure monitoring device comprises a tire pressure detection module, wherein the tire pressure detection module is provided with a pressure sensor (6); the method is characterized in that: the tire pressure monitoring device is provided with an electromagnetic induction module; the electromagnetic induction module is characterized in that a sliding rail magnet (2) and an induction coil (3) are arranged on an automobile hub (1); the circle center of the sliding rail in the sliding rail magnet (2) coincides with the circle center of the automobile hub (1).
2. The batteryless tire pressure monitoring device of claim 1, wherein: the tire pressure detection module comprises a charging controller (4), and the induction coil (3) is connected with the charging controller (4) through a circuit.
3. The batteryless tire pressure monitoring device of claim 2, wherein: the tire pressure detection module comprises a data processing controller (7); the data processing controller (7) is connected with the air pressure sensor (6); the data processing controller (7) is connected with the charging controller (4) through a capacitor (5).
4. A batteryless tire pressure monitoring device according to claim 3, wherein: the tire pressure monitoring device is provided with a tire pressure signal transmitter (8); the tire pressure signal transmitter (8) is in circuit connection with the data processing controller (7).
5. The batteryless tire pressure monitoring device of claim 4, wherein: the tire pressure monitoring device is provided with an in-vehicle receiving display module; the in-vehicle receiving display module is provided with a tire pressure signal receiver (9).
6. The batteryless tire pressure monitoring device of claim 5, wherein: the tire pressure signal receiver (9) is in circuit connection with a display (10) in the automobile body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321306442.XU CN220163600U (en) | 2023-05-26 | 2023-05-26 | Battery-free tire pressure monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321306442.XU CN220163600U (en) | 2023-05-26 | 2023-05-26 | Battery-free tire pressure monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220163600U true CN220163600U (en) | 2023-12-12 |
Family
ID=89062703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321306442.XU Active CN220163600U (en) | 2023-05-26 | 2023-05-26 | Battery-free tire pressure monitoring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220163600U (en) |
-
2023
- 2023-05-26 CN CN202321306442.XU patent/CN220163600U/en active Active
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