CN108608815A - Tire pressure sensing device and tire - Google Patents
Tire pressure sensing device and tire Download PDFInfo
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- CN108608815A CN108608815A CN201810582225.0A CN201810582225A CN108608815A CN 108608815 A CN108608815 A CN 108608815A CN 201810582225 A CN201810582225 A CN 201810582225A CN 108608815 A CN108608815 A CN 108608815A
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- 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
- B60C23/041—Means for supplying power to the signal- transmitting means on the wheel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
- H02N11/00—Generators or motors not provided for elsewhere; Alleged perpetua mobilia obtained by electric or magnetic means
- H02N11/002—Generators
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- Mechanical Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
This application provides a kind of tire pressure sensing device and tires.The tire pressure sensing device includes:Thermoelectric converting unit, including thermoelectric element, thermoelectric element include hot junction and cold end, have temperature difference between hot junction and cold end, and temperature difference makes thermoelectric element produce electricl energy;Power Management Unit is electrically connected with thermoelectric converting unit, and the electric energy that Power Management Unit is used to export thermoelectric converting unit stores, and Power Management Unit is additionally operable to power;Tire pressure monitoring unit, including pressure sensor, tire pressure monitoring unit are electrically connected with Power Management Unit, and tire pressure monitoring unit is for detecting tire pressure.The problem of tire pressure sensing device collects electric energy using the temperature difference and powers to tyre pressure sensor, and not needing vibration component in the device for monitoring tyre pressure can produce electricl energy, avoid the poor reliability and short life that vibration component is brought, reliability is higher and lasts a long time.
Description
Technical field
This application involves sensor fields, in particular to a kind of tire pressure sensing device and tire.
Background technology
Tire pressure monitoring system (tire pressure monitoring system, abbreviation TPMS) is automobile electronic system
In a very important part.Its major function is to monitor the abnormal conditions of automobile tire pressure in real time and notify to drive in time
The person of sailing.
The telemetry module of TPMS currently on the market is powered usually using button cell, restricted lifetime and cannot monitor electricity
Amount.Therefore, it is difficult to find before the energy content of battery exhausts, there are some potential safety problemss, and it is also extremely inconvenient to replace battery.This
Outside, environmental pollution is caused using disposable battery power supply, wastes a large amount of resource.
In order to overcome defect existing for existing TPMS, the patent document of Publication No. CN107521294A to propose one kind
Piezoelectric ceramics is embedded in the belt of tire, collects the solution party that tyre surface when tire rolls squeezes the electric energy that piezoelectric ceramics generates
Case.Patent CN206485295U proposes a kind of scheme of electromagnetic induction principle collection environmental energy.These schemes are all based on
Vibrational energy is collected to produce electricl energy, there is vibration component, therefore the problem of its reliability and service life becomes it and is difficult to reality
The major reason now promoted.
Disclosed information above is used only to reinforce the background technology to technology described herein in the background section
Understanding may include therefore certain information in background technology, these information not formed to those skilled in the art
The home known prior art.
Invention content
The main purpose of the application is to provide a kind of tire pressure sensing device and tire, to solve tire pressure in the prior art
The problem that the reliability of sensing device is poor and the service life is shorter.
To achieve the goals above, according to the one side of the application, a kind of tire pressure sensing device is provided, which passes
Induction device includes:Thermoelectric converting unit, including thermoelectric element, above-mentioned thermoelectric element include hot junction and cold end, above-mentioned hot junction and upper
Stating has temperature difference between cold end, and above-mentioned temperature difference makes above-mentioned thermoelectric element produce electricl energy;Power Management Unit, and it is above-mentioned
Thermoelectric converting unit is electrically connected, and the electric energy that above-mentioned Power Management Unit is used to export above-mentioned thermoelectric converting unit stores,
Above-mentioned Power Management Unit is additionally operable to power;Tire pressure monitoring unit, including pressure sensor, above-mentioned tire pressure monitoring unit with it is above-mentioned
Power Management Unit is electrically connected, and above-mentioned tire pressure monitoring unit is for detecting tire pressure.
Further, above-mentioned thermoelectric converting unit includes multiple concatenated thermoelectric elements.
Further, above-mentioned Power Management Unit includes:DC/DC conversion circuit, with above-mentioned thermoelectric converting unit electricity
Connection, the corresponding voltage of electric energy that above-mentioned DC/DC conversion circuit is used to export above-mentioned thermoelectric converting unit increase;Electricity
Pond can be electrically connected to break-make with above-mentioned tire pressure monitoring unit, and above-mentioned battery is for storing electric energy or above-mentioned battery for storing
Electric energy and power supply;Battery circuit, including first end, second end and third end, above-mentioned first end and above-mentioned DC/DC conversion electricity
Road is electrically connected, and above-mentioned second end can be electrically connected to break-make with above-mentioned battery, and above-mentioned third end is electrically connected with above-mentioned tire pressure monitoring unit
It connects, using and storing between electric energy and the electric energy of above-mentioned battery storage that above-mentioned battery circuit is used to coordinate to collect.
Further, above-mentioned DC/DC conversion circuit includes boost chopper and voltage-stabilizing device, above-mentioned boost chopper
Circuit is electrically connected with above-mentioned thermoelectric converting unit, and the electric energy that above-mentioned boost chopper exports above-mentioned thermoelectric converting unit corresponds to
Voltage increase, above-mentioned voltage-stabilizing device is electrically connected with above-mentioned boost chopper, and above-mentioned voltage-stabilizing device is used to stablize above-mentioned boosting
The voltage of chopper circuit output.
Further, above-mentioned tire pressure monitoring unit further includes central processing module, above-mentioned central processing module and above-mentioned pressure
Force snesor is electrically connected, and above-mentioned central processing module is used to convert the signal that above-mentioned pressure sensor detects to digital letter
Number.
Further, above-mentioned tire pressure monitoring unit further includes temperature sensor and/or acceleration transducer.
Further, above-mentioned tire pressure sensing device further includes host computer, and above-mentioned tire pressure monitoring unit further includes wireless receiving and dispatching
Equipment, above-mentioned wireless transmitting-receiving equipments are electrically connected with above-mentioned central processing module, and above-mentioned wireless transmitting-receiving equipments are by above-mentioned digital signal
It is transferred to above-mentioned host computer.
According to the another aspect of the application, a kind of tire, including tire ontology, wheel hub and tire pressure sensing dress are provided
It sets, which is any above-mentioned tire pressure sensing device, and above-mentioned tire pressure sensing device is arranged in above-mentioned tire sheet
In the sealing space that body and above-mentioned wheel hub are formed, gas, the thermoelectricity of above-mentioned tire pressure sensing device are filled in above-mentioned sealing space
Cold end in converting unit is arranged close to above-mentioned wheel hub, and the hot junction in above-mentioned thermoelectric unit is arranged in above-mentioned cold end far from above-mentioned
The side of wheel hub.
Further, above-mentioned tire further includes valve cock, and above-mentioned tire pressure sensing device connect and is located at above-mentioned valve cock
On the surface of above-mentioned wheel hub.
Further, above-mentioned tire further includes heat absorbing sheet, and above-mentioned heat absorbing sheet is located in above-mentioned sealing space, and above-mentioned hot junction
It is arranged on above-mentioned heat absorbing sheet.
Using the technical solution of the application, the thermoelectric element of the thermoelectric converting unit in above-mentioned tire pressure sensing device can be with
Convert the temperature difference of cold and hot end to electric energy, when tire pressure sensing device being applied in tire in this way, automobile in motion,
Tire is increased because of friction temperature so that the gas inside tire becomes high-temperature gas, so that tire inside and external environment
Between there are the apparent temperature difference, the cold end of thermoelectric element is arranged close to external environment so that height of the hot junction inside tire
Wet body is arranged, and is based on Seebeck effect in this way, between cold and hot end there is temperature difference, thermoelectric element to convert the temperature difference
For electric energy, inputing power of the electric energy as Power Management Unit, so that in the case of no external power supply, the power supply
Administrative unit can also give tire pressure monitoring unit to power.Vibration component is not needed in the tire pressure sensing device to be produced electricl energy,
The problem of avoiding the poor reliability and short life that vibration component is brought, reliability is higher and lasts a long time.
Description of the drawings
The accompanying drawings which form a part of this application are used for providing further understanding of the present application, and the application's shows
Meaning property embodiment and its explanation do not constitute the improper restriction to the application for explaining the application.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the embodiment of the tire pressure sensing device according to the application;
Fig. 2 shows the partial structural diagrams of tire;And
Fig. 3 shows another partial structural diagram of tire.
Wherein, above-mentioned attached drawing includes the following drawings label:
10, thermoelectric converting unit;20, Power Management Unit;30, tire pressure monitoring unit;11, cold end;12, thermoelectricity ontology;
13, hot junction;40, wheel hub;50, heat absorbing sheet;60, valve cock;70, sealing space;80, tire ontology.
Specific implementation mode
It is noted that following detailed description is all illustrative, it is intended to provide further instruction to the application.Unless another
It indicates, all technical and scientific terms used herein has usual with the application person of an ordinary skill in the technical field
The identical meanings of understanding.
It should be noted that term used herein above is merely to describe specific implementation mode, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singulative
It is also intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, operation, device, component and/or combination thereof.
It should be understood that when element (such as layer, film, region or substrate) is described as in another element "upper", this yuan
Part can be directly on another element, or intermediary element also may be present.Moreover, in specification and claims, when
When description has element " connected " to another element, which " can be directly connected to " to another element, or pass through third element
" connected " to another element.
As background technology is introduced, the reliability of tire pressure sensing device in the prior art is poor and the service life is shorter,
As above in order to solve the problems, such as, present applicant proposes a kind of tire pressure sensing device and tires.
In a kind of typical embodiment of the application, a kind of tire pressure sensing device is provided, as shown in Figure 1, the tire pressure
Sensing device includes thermoelectric converting unit 10, Power Management Unit 20 and tire pressure monitoring unit 30.Wherein, as shown in Fig. 2, thermoelectricity
Converting unit 10 includes thermoelectric element, and above-mentioned thermoelectric element includes hot junction 13 and cold end 11, above-mentioned hot junction 13 and above-mentioned cold end 11
Between there is temperature difference, and above-mentioned temperature difference makes above-mentioned thermoelectric element produce electricl energy;Power Management Unit 20 and above-mentioned thermoelectricity
Converting unit is electrically connected, and the electric energy that above-mentioned Power Management Unit 20 is used to export above-mentioned thermoelectric converting unit 10 stores,
Above-mentioned Power Management Unit 20 is additionally operable to power;Tire pressure monitoring unit 30 includes pressure sensor, above-mentioned tire pressure monitoring unit 30
It is electrically connected with above-mentioned Power Management Unit 20, above-mentioned tire pressure monitoring unit 30 is for detecting tire pressure.
The thermoelectric element of thermoelectric converting unit in above-mentioned tire pressure sensing device can be by the temperature difference of cold and hot end
Be converted into electric energy, when tire pressure sensing device being applied in tire in this way, automobile in motion, tire because friction temperature increase,
So that the gas inside tire becomes high-temperature gas, so that there are the apparent temperature difference between external environment inside tire,
The cold end of thermoelectric element is arranged close to external environment so that high-temperature gas setting of the hot junction inside tire is based in this way
There is between cold and hot end Seebeck effect temperature difference, thermoelectric element the temperature difference is converted to electric energy, and the electric energy is as electricity
The inputing power of source control unit, so that in the case of no external power supply, which can also give tire
Press monitoring unit power supply.Vibration component is not needed in the tire pressure sensing device to be produced electricl energy, and avoided vibration component and brought
Poor reliability and short life the problem of, reliability is higher and lasts a long time.
In order to enable thermoelectric converting unit generates more energy, and in a kind of embodiment of the application, above-mentioned heat to electricity conversion
Unit includes multiple concatenated thermoelectric elements.
As shown in Fig. 2, above-mentioned thermoelectric element further includes the thermoelectricity ontology 12 between cold end 11 and hot junction 13.
It should be noted that the thermoelectric element in the application can be in the prior art arbitrarily using thermoelectric power generation
The thermoelectric element of any structure, those skilled in the art can select suitable thermoelectric element according to actual conditions.
In a kind of embodiment of the application, above-mentioned Power Management Unit includes DC/DC conversion circuit, battery and battery
Circuit.Wherein, DC/DC (DC-DC) conversion circuit is electrically connected with above-mentioned thermoelectric converting unit, above-mentioned DC/DC conversion
The corresponding voltage of electric energy that circuit is used to export above-mentioned thermoelectric converting unit increases, due to the electric energy of thermoelectric converting unit output
Corresponding voltage is usually millivolt level, if powering to tire pressure monitoring unit, it is necessary to it boosts, so direct current/straight
Stream conversion circuit increases the voltage of millivolt level is powered with facilitating to tire pressure monitoring unit.Battery can with above-mentioned tire pressure monitoring unit
It is electrically connected to break-make, when battery and the disconnection of tire pressure monitoring unit, above-mentioned battery is for storing electric energy, when battery and tire pressure monitoring
When unit is electrically connected, above-mentioned battery is additionally operable to power;Battery circuit includes first end, second end and third end, above-mentioned first end
Be electrically connected with above-mentioned DC/DC conversion circuit, above-mentioned second end can be electrically connected to break-make with above-mentioned battery, above-mentioned third end with
Above-mentioned tire pressure monitoring unit electrical connection, between electric energy and the electric energy of above-mentioned battery storage that above-mentioned battery circuit is used to coordinate to collect
Use and store.
It should be noted that unless otherwise specified, above-mentioned " can be electrically connected to break-make " refers to by one
Determining control mode allows two corresponding parts to be connected, and can also disconnect.
Specifically, according to the energy situation of collection difference, battery circuit also differs the energy storage of collection and use:
When the energy abundance of collection, the energy of collection first gives tire pressure monitoring unit to power, and electric energy more than needed is then passed through second end
Storage is in the battery;When the electric energy of collection is not enough to driving tire pressure monitoring unit, insufficient part is supplemented by battery discharge.This
Outside, the power consumption of tire pressure monitoring unit is extremely low, collection to available energy be greater than the daily power consumption of sensor.To prevent pair
Battery damages, battery circuit devise for battery overcharge and Cross prevention.
In order to obtain voltage that is more stable and can directly being utilized by battery or tire pressure monitoring module, a kind of reality of the application
Apply in example, above-mentioned DC/DC conversion circuit includes boost chopper and voltage-stabilizing device, above-mentioned boost chopper with it is above-mentioned
Thermoelectric converting unit is electrically connected, the corresponding voltage liter of electric energy that above-mentioned boost chopper exports above-mentioned thermoelectric converting unit
Height, above-mentioned voltage-stabilizing device are electrically connected with above-mentioned boost chopper, and above-mentioned voltage-stabilizing device is for stablizing above-mentioned boost chopper
The voltage of output.
In a kind of specific embodiment, above-mentioned voltage-stabilizing device is zener diode.Certainly, the voltage-stabilizing device of the application is not
It is limited to zener diode, can also be that the device and circuit of pressure stabilization function may be implemented in others in the prior art.
In the another embodiment of the application, above-mentioned tire pressure monitoring unit further includes central processing module, above-mentioned centre
Reason module is electrically connected with above-mentioned pressure sensor, the signal that above-mentioned central processing module is used to detect above-mentioned pressure sensor
It is converted into pressure on the number signal, and transmits signals to host computer.Specifically, the pressure simulation signal perceived can be in
The A/D conversion modules of centre processing module are converted into digital signal, and digital signal is by the processing such as coding and modulation, by wireless
Radiated element is transmitted to host computer.
In order to obtain more information of tire, in a kind of embodiment of the application, above-mentioned tire pressure monitoring unit further includes
Temperature sensor and/or acceleration transducer, temperature sensor are used to perceive the temperature of tire, and acceleration transducer is for perceiving
The situation of movement of tire.
Above-mentioned temperature sensor and acceleration transducer is also electrically connected with central processing module, such temperature sensor with
The signal that acceleration transducer detects passes through central processing module analog-to-digital conversion, coding and modulation treatment, eventually by
Wireless transmission element is transmitted to host computer.
In the another embodiment of the application, above-mentioned tire pressure sensing device further includes host computer, above-mentioned tire pressure monitoring unit
Further include wireless transmitting-receiving equipments, above-mentioned wireless transmitting-receiving equipments are electrically connected with above-mentioned central processing module, above-mentioned wireless transmitting-receiving equipments
By the digital data transmission of central processing module output to above-mentioned host computer, specific pressure can be believed by host computer in this way
It ceases corresponding digital signal and is ultimately delivered to terminal by wireless receiving module and subsequent processing module to show, so that department
The personnel such as machine can directly see the information such as the pressure of tire.
In the typical embodiment of another kind of the application, a kind of tire is provided, as shown in figure 3, including tire ontology
80, wheel hub 40 and tire pressure sensing device, above-mentioned tire pressure sensing device are any above-mentioned tire pressure sensing device, above-mentioned tire pressure
Sensing device is arranged in above-mentioned tire ontology 80 and the sealing space 70 of the formation of above-mentioned wheel hub 40, is filled out in above-mentioned sealing space 70
Filled with gas, the cold end 11 in the thermoelectric converting unit of above-mentioned tire pressure sensing device is arranged close to above-mentioned wheel hub 40, above-mentioned thermoelectricity
Hot junction 13 in unit is arranged in the side far from above-mentioned wheel hub 40 of above-mentioned cold end 11.
In the tire, the sealing space in above-mentioned tire ontology and the formation of above-mentioned wheel hub is arranged in above-mentioned tire pressure sensing device
In, gas is filled in above-mentioned sealing space, in motion, tire increases automobile because of friction temperature so that inside sealing space
Gas become high-temperature gas, so that there are the apparent temperature difference between external environment inside tire, as shown in Fig. 2, will
The cold end of thermoelectric element is arranged close to external environment so that high-temperature gas setting of the hot junction inside tire is based on match in this way
There is between cold and hot end Bake effect temperature difference, thermoelectric element the temperature difference is converted to electric energy, and the electric energy is as power supply
The inputing power of administrative unit, so that in the case of no external power supply, which can also give tire pressure
Monitoring unit is powered, so that the personnel such as driver can real-time monitor the pressure condition of the tire, further ensure this
The safety of tire.
When thermoelectric converting unit 10 includes multiple thermoelectric elements, multiple thermoelectric elements connect and are successively set on sealing
In space 70, as shown in Figure 2.
In another embodiment of the application, as shown in Figures 2 and 3, above-mentioned tire further includes valve cock 60, above-mentioned tire pressure
Sensing device connect with above-mentioned valve cock 60 and on the surface of above-mentioned wheel hub 40.The peace of tyre pressure sensor more convenient in this way
Dress, and make the temperature difference bigger of cold and hot end, and then obtain more electric energy.
In order to further increase the temperature difference of cold and hot end, to obtain more electric energy, a kind of implementation of the application
In example, as shown in Fig. 2, above-mentioned tire further includes heat absorbing sheet 50, above-mentioned heat absorbing sheet 50 is located in above-mentioned sealing space 70, and above-mentioned
Hot junction 13 is arranged on above-mentioned heat absorbing sheet 50.
It can be seen from the above description that the application the above embodiments realize following technique effect:
1), the thermoelectric element of the thermoelectric converting unit in the tire pressure sensing device of the application can be by the temperature of cold and hot end
Degree difference is converted into electric energy, and when being in this way applied to tire pressure sensing device in tire, in motion, tire is because of friction temperature liter for automobile
It is high so that the gas inside tire becomes high-temperature gas, so as to there is apparent temperature inside tire between external environment
The cold end of thermoelectric element is arranged difference close to external environment so that high-temperature gas setting of the hot junction inside tire, such base
There is temperature difference, thermoelectric element the temperature difference is converted to electric energy between Seebeck effect, cold and hot end, the electric energy conduct
The inputing power of Power Management Unit, so that in the case of no external power supply, which can also give
Tire pressure monitoring unit is powered.Vibration component is not needed in the tire pressure sensing device to be produced electricl energy, and vibration component band is avoided
The problem of poor reliability and short life for coming, reliability is higher and lasts a long time.
2), in the tire of the application, above-mentioned tire pressure sensing device be arranged above-mentioned tire ontology and above-mentioned wheel hub formation
In sealing space, gas is filled in above-mentioned sealing space, in motion, tire increases automobile because of friction temperature so that sealing
The gas of space interior becomes high-temperature gas, so that there are the apparent temperature difference, such as Fig. 2 between external environment inside tire
It is shown, the cold end of thermoelectric element is arranged close to external environment so that high-temperature gas setting of the hot junction inside tire, in this way
Based on Seebeck effect, between cold and hot end there is temperature difference, thermoelectric element the temperature difference is converted to electric energy, which makees
For the inputing power of Power Management Unit, so that in the case of no external power supply, which can also
It powers to tire pressure monitoring unit, so that the personnel such as driver can real-time monitor the pressure condition of the tire, further protect
The safety of the tire is demonstrate,proved.
The foregoing is merely the preferred embodiments of the application, are not intended to limit this application, for the skill of this field
For art personnel, the application can have various modifications and variations.Within the spirit and principles of this application, any made by repair
Change, equivalent replacement, improvement etc., should be included within the protection domain of the application.
Claims (10)
1. a kind of tire pressure sensing device, which is characterized in that the tire pressure sensing device includes:
Thermoelectric converting unit, including thermoelectric element, the thermoelectric element include hot junction and cold end, the hot junction and the cold end it
Between there is temperature difference, and the temperature difference makes the thermoelectric element produce electricl energy;
Power Management Unit is electrically connected with the thermoelectric converting unit, and the Power Management Unit is used for the heat to electricity conversion
The electric energy of unit output is stored, and the Power Management Unit is additionally operable to power;And
Tire pressure monitoring unit, including pressure sensor, the tire pressure monitoring unit is electrically connected with the Power Management Unit, described
Tire pressure monitoring unit is for detecting tire pressure.
2. tire pressure sensing device according to claim 1, which is characterized in that the thermoelectric converting unit includes multiple series connection
Thermoelectric element.
3. tire pressure sensing device according to claim 1, which is characterized in that the Power Management Unit includes:
DC/DC conversion circuit is electrically connected with the thermoelectric converting unit, and the DC/DC conversion circuit is used for institute
The corresponding voltage of electric energy for stating thermoelectric converting unit output increases;
Battery can be electrically connected to break-make with the tire pressure monitoring unit, and the battery is used for storing electric energy or the battery
In storage electric energy and power supply;And
Battery circuit, including first end, second end and third end, the first end are electrically connected with the DC/DC conversion circuit
It connects, the second end can be electrically connected to break-make with the battery, and the third end is electrically connected with the tire pressure monitoring unit, described
Using and storing between electric energy and the electric energy of the battery storage that battery circuit is used to coordinate to collect.
4. tire pressure sensing device according to claim 3, which is characterized in that the DC/DC conversion circuit includes rising
Pressure chopper circuit and voltage-stabilizing device, the boost chopper are electrically connected with the thermoelectric converting unit, the boost chopper electricity
The corresponding voltage of electric energy that road exports the thermoelectric converting unit increases, the voltage-stabilizing device and boost chopper electricity
Connection, the voltage-stabilizing device are used to stablize the voltage of the boost chopper output.
5. tire pressure sensing device according to claim 1, which is characterized in that the tire pressure monitoring unit further includes centre
Module is managed, the central processing module is electrically connected with the pressure sensor, and the central processing module is used for the pressure
The signal that sensor detects is converted into digital signal.
6. tire pressure sensing device according to claim 1, which is characterized in that the tire pressure monitoring unit further includes that temperature passes
Sensor and/or acceleration transducer.
7. tire pressure sensing device according to claim 5, which is characterized in that the tire pressure sensing device further includes upper
Machine, the tire pressure monitoring unit further includes wireless transmitting-receiving equipments, and the wireless transmitting-receiving equipments are electrically connected with the central processing module
It connects, the wireless transmitting-receiving equipments are by the digital data transmission to the host computer.
8. a kind of tire, including tire ontology, wheel hub and tire pressure sensing device, which is characterized in that the tire pressure sensing device
For the tire pressure sensing device described in any one of claim 1 to 7, the tire pressure sensing device setting in the tire ontology and
In the sealing space that the wheel hub is formed, gas, the heat to electricity conversion of the tire pressure sensing device are filled in the sealing space
Cold end in unit is arranged close to the wheel hub, and the hot junction in the thermoelectric converting unit is arranged in the cold end far from described
The side of wheel hub.
9. tire according to claim 8, which is characterized in that the tire further includes valve cock, the tire pressure sensing dress
It sets and is connect with the valve cock and on the surface of the wheel hub.
10. tire according to claim 8, which is characterized in that the tire further includes heat absorbing sheet, and the heat absorbing sheet is located at
In the sealing space, and the hot junction is arranged on the heat absorbing sheet.
Priority Applications (1)
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CN201810582225.0A CN108608815A (en) | 2018-06-07 | 2018-06-07 | Tire pressure sensing device and tire |
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CN201810582225.0A CN108608815A (en) | 2018-06-07 | 2018-06-07 | Tire pressure sensing device and tire |
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CN201810582225.0A Pending CN108608815A (en) | 2018-06-07 | 2018-06-07 | Tire pressure sensing device and tire |
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Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114571921A (en) * | 2022-03-04 | 2022-06-03 | 武汉理工大学 | Method for monitoring life cycle state of tire on line |
CN115210087A (en) * | 2020-01-29 | 2022-10-18 | 大陆汽车科技有限公司 | Wheel electronics unit for arrangement on a wheel |
CN115648861A (en) * | 2022-08-30 | 2023-01-31 | 重庆长安汽车股份有限公司 | System and method for automatically adjusting tire pressure |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050248447A1 (en) * | 2004-05-10 | 2005-11-10 | Majdi Yaqub | Thermoelectric tire pressure monitor sensor |
CN203691641U (en) * | 2013-10-28 | 2014-07-02 | 天津大学 | Wireless sensor node stable power supply system based on minitype thermoelectric generator |
CN105471062A (en) * | 2016-01-04 | 2016-04-06 | 中冶长天国际工程有限责任公司 | Power supply system and method for temperature measurement device of rotary kiln |
CN105827152A (en) * | 2016-05-12 | 2016-08-03 | 杭州电子科技大学 | Micro-combustion thermoelectric generator based on porous medium micro-combustion |
KR20170022927A (en) * | 2015-08-19 | 2017-03-02 | 지석기 | Device generated by walk |
-
2018
- 2018-06-07 CN CN201810582225.0A patent/CN108608815A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20050248447A1 (en) * | 2004-05-10 | 2005-11-10 | Majdi Yaqub | Thermoelectric tire pressure monitor sensor |
CN203691641U (en) * | 2013-10-28 | 2014-07-02 | 天津大学 | Wireless sensor node stable power supply system based on minitype thermoelectric generator |
KR20170022927A (en) * | 2015-08-19 | 2017-03-02 | 지석기 | Device generated by walk |
CN105471062A (en) * | 2016-01-04 | 2016-04-06 | 中冶长天国际工程有限责任公司 | Power supply system and method for temperature measurement device of rotary kiln |
CN105827152A (en) * | 2016-05-12 | 2016-08-03 | 杭州电子科技大学 | Micro-combustion thermoelectric generator based on porous medium micro-combustion |
Non-Patent Citations (1)
Title |
---|
杨兆选 丁润涛: "《555定时器原理及实用电路集锦》", 31 December 1989, 天津大学出版社 * |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115210087A (en) * | 2020-01-29 | 2022-10-18 | 大陆汽车科技有限公司 | Wheel electronics unit for arrangement on a wheel |
US11932061B2 (en) | 2020-01-29 | 2024-03-19 | Continental Automotive Technologies GmbH | Electronic wheel unit for arrangement on a vehicle wheel |
CN114571921A (en) * | 2022-03-04 | 2022-06-03 | 武汉理工大学 | Method for monitoring life cycle state of tire on line |
CN115648861A (en) * | 2022-08-30 | 2023-01-31 | 重庆长安汽车股份有限公司 | System and method for automatically adjusting tire pressure |
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