CN203713439U - Self-powered tire pressure monitoring system - Google Patents
Self-powered tire pressure monitoring system Download PDFInfo
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- CN203713439U CN203713439U CN201420041090.4U CN201420041090U CN203713439U CN 203713439 U CN203713439 U CN 203713439U CN 201420041090 U CN201420041090 U CN 201420041090U CN 203713439 U CN203713439 U CN 203713439U
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- tire monitoring
- tire
- power generation
- monitoring system
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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- Measuring Fluid Pressure (AREA)
Abstract
The utility model provides a self-powered tire pressure monitoring system. The self-powered tire pressure monitoring system comprises a fixed device, a tire monitoring module, an energy storing device and at least one generation device, wherein the fixed device is mounted on a wheel hub at the interior of a tire; the tire monitoring module, the energy storing device and the at least one generation device are fixedly mounted on the fixed device; the generation device is used for generating power in virtue of rotation and/or vibration of the wheel hub and conveying electric energy to the input end of the energy storing device; the energy storing device is used for storing the electric energy conveyed by the generation device, and the output end of the energy storing device is used for supplying the electric energy for the tire monitoring module; the tire monitoring module works under the electric energy, and is used for monitoring the pressure and the temperature inside the tire and sending a pressure signal and a temperature signal. According to the self-powered tire pressure monitoring system provided by the utility model, mechanical energy generated by vehicle motion is converted into the electric energy, so that the tire monitoring module at the interior of the tire works normally.
Description
Technical field
The utility model relates to tire monitoring technical field, is specifically related to a kind of self-powered pressure of tire monitoring system.
Background technology
Have data to show, the traffic accident causing by blowing out shared ratio in pernicious traffic accident is very high, and all meetings cause in the factor of blowing out, and tire pressure deficiency is primary factor.
When tire pressure is too high, can reduce the area of contact on tire and ground, and the pressure that now tire bears improves relatively, the earth-grasping force of tire can be affected.In addition, when vehicle passes through ditch or jolts road surface, in tire, there is no sufficient space absorbing vibration, except stability and travelling comfort that impact is travelled, also can cause the impact of suspension is put more effort, can bring harm thus yet.The hidden danger of meanwhile, blowing out when high temperature also can increase accordingly.
Monitoring tire pressure equipment (Remote tire pressure monitoring system, abbreviation TPMS) radical function is automatically to monitor driving vehicle tire pressure, to hypertonia, gas leakage and under-voltage warning, to prevent traffic accident due to motor tire explosion or under-voltage initiation, to avoid the under-voltage oil consumption increase causing and wear on tyres aggravation.TPMS system mainly forms by being arranged on " monitoring device " of operator's compartment and being arranged on each detection transmitter module of taking turns tyre cavity.Existing detection transmitter module comprises: device, RF radio-frequency transmissions chip, battery and the antenna with pressure, temperature signal collection and processing capacity, its function is detect inside tires pressure signal and temperature signal and launched, and monitoring device receives and detects the signal of feedway transmitting and show and report to the police.Therefore yet there are the following problems for prior art: because monitoring tire pressure equipment is mainly powered by battery, need to regularly replace battery, cannot report to the police and form potential safety hazard when the energy content of battery exhausts.
Utility model content
The utility model provides a kind of self-powered pressure of tire monitoring system, to solve in prior art the potential safety hazard of cannot supply regular power bringing because of running down of battery and the problem of changing battery complex steps.
The utility model provides a kind of self-powered pressure of tire monitoring system, comprising: anchor fitting, tire monitoring module, closed-center system and at least one power generation assembly;
Anchor fitting is installed on the wheel hub of inside tires, and tire monitoring module, closed-center system and at least one power generation assembly are fixedly installed on anchor fitting;
Power generation assembly relies on wheel hub to rotate and/or vibrations are generated electricity, and to the input end transmission of electric energy of closed-center system;
The electric energy that closed-center system is carried power generation assembly is stored, and the mouth of closed-center system provides electric energy for tire monitoring module;
Under the electric energy that tire monitoring module provides at closed-center system, work, the pressure and temperature in monitoring tire, concurrent pressurization pressure signal and temperature signal.
Further, pressure of tire monitoring system of the present utility model also comprises: voltage stabilizing rectification filtering unit;
Power generation assembly is electrically connected to closed-center system by voltage stabilizing rectification filtering unit; The electric energy that voltage stabilizing rectification filtering unit is carried power generation assembly carries out being delivered to after voltage stabilizing, rectification and filtering are processed the input end of closed-center system.
Further, pressure of tire monitoring system of the present utility model, anchor fitting comprises: connecting band and locking mechanism;
The two ends of connecting band link together by locking mechanism and are looped around on the outside groove of wheel hub; The girth of the outside groove of the length of connecting band and wheel hub adapts; Connecting band is connected and composed by attaching parts between any two by a plurality of arcs; The radian of arc and the radian of wheel hub adapt; Each power generation assembly is fixedly installed on arc.
Further, pressure of tire monitoring system of the present utility model, attaching parts is that chain connection is secondary.
Further, pressure of tire monitoring system of the present utility model, power generation assembly comprises: barrel support, pipe link, billiards and at least one electrical generator;
At least one electrical generator is layed in the internal end surface and/or internal cylinder of barrel support, and at least one electrical generator forms two signal output parts after connecting and/or being connected in parallel;
Billiards is positioned at barrel support inside, and barrel support is fixedly connected on arc by pipe link;
When wheel hub rotates and/or during vibrations, billiards is in the internal freedom activity of barrel support and downthrust electrical generator makes electrical generator from two signal output parts output electric energy, and two signal output parts are electrically connected to the input end of closed-center system.
Further, pressure of tire monitoring system of the present utility model, pipe link is hollow structure, hollow structure and barrel support internal communication, from hollow structure, draw two contact conductors that are connected respectively with two signal output parts, the input end of closed-center system is connected with two contact conductors.
Further, pressure of tire monitoring system of the present utility model, the length of the barrel support at least one power generation assembly is set to respectively be applicable to the friction speed scope of tire.
Further, pressure of tire monitoring system of the present utility model, electrical generator comprises triboelectricity machine or zinc oxide piezoelectric generator.
Further, pressure of tire monitoring system of the present utility model, power generation assembly comprises: triboelectricity machine and mass;
The lower end of triboelectricity machine is fixedly arranged on arc, and triboelectricity machine place plane is vertical with arc place plane and triboelectricity machine place plane is vertical with the rotation direction of wheel hub; Triboelectricity machine inside has frictional interface,
Further, pressure of tire monitoring system of the present utility model, a face in two opposite faces of formation frictional interface is cantilever beam, and mass is fixedly arranged on the upper end of cantilever beam, and the height of another face in two opposite faces of formation frictional interface is not blocked while ensuring the quality of products piece motion; Wheel hub rotates and/or shakes and makes mass drive cantilever beam motion, makes frictional interface produce friction and then exports electric energy from two signal output parts of triboelectricity machine, and signal output part is electrically connected to the input end of closed-center system.
Further, pressure of tire monitoring system of the present utility model, the lower end of triboelectricity machine is fixedly arranged on supporting arc plate, and supporting arc plate is fixedly arranged on arc.
Further, pressure of tire monitoring system of the present utility model, tire monitoring module comprises: pressure sensor, temperature sensor, microcontroller and wireless transmitting unit;
Microcontroller Bonding pressure sensor, temperature sensor and wireless transmitting unit, microcontroller receives the pressure signal of pressure sensor transmission and by wireless transmitting unit, sends after treatment, and microcontroller receives the temperature signal of temperature sensor transmission and by wireless transmitting unit, sends after treatment.
Further, pressure of tire monitoring system of the present utility model, tire monitoring module is integrated on curved panel, and curved panel is arranged in one of them in a plurality of arcs.
Further, pressure of tire monitoring system of the present utility model, triboelectricity machine is three-decker, four-layer structure or five-layer structure, triboelectricity machine at least comprises two opposite faces that form frictional interface.
Further, pressure of tire monitoring system of the present utility model, at least one face in two opposite faces of formation frictional interface is provided with micro-nano structure.
The self-powered pressure of tire monitoring system that the utility model provides, do not need battery to power, only by the mechanical energy that vehicle movement is produced, be converted to electric energy, just can make the tire monitoring module of inside tires normally work, thereby avoid in prior art the potential safety hazard of cannot supply regular power bringing because of running down of battery and the problem of changing battery complex steps.
Accompanying drawing explanation
Fig. 1 is the structural representation of the pressure of tire monitoring system of the utility model embodiment;
Fig. 2 is the tire cross-section structural representation of the utility model embodiment;
Fig. 3 is the structural representation that the three-dimensional schematic construction of the tire partly cut-away of the utility model embodiment and pressure of tire monitoring system arrange one;
Fig. 4 is the circuit diagram of the pressure of tire monitoring system of the utility model embodiment;
Fig. 5 is the circuit diagram of the pressure of tire monitoring system that comprises voltage stabilizing rectification filtering unit of the utility model embodiment;
Fig. 6 is the structural representation of the anchor fitting of the utility model embodiment;
Fig. 7 a is the perspective view of a power generation assembly of the utility model embodiment;
Fig. 7 b is the elevation cross-sectional view of a power generation assembly of the utility model embodiment;
Fig. 7 c is the side cutaway view of a power generation assembly of the utility model embodiment;
Fig. 8 is the principle of work schematic diagram of a power generation assembly of the utility model embodiment;
Fig. 9 is the circuit diagram of the tire monitoring module of the utility model embodiment;
Figure 10 is the tire monitoring module of the utility model embodiment and the structural representation of curved panel;
Figure 11 a is the perspective view of the pressure of tire monitoring system that comprises another power generation assembly of the utility model embodiment;
Figure 11 b is the perspective view of the beam type triboelectricity machine that comprises in Figure 11 a pressure of tire monitoring system;
Figure 12 a is the elevation cross-sectional view of the triboelectricity machine in the utility model example one;
Figure 12 b is the elevation cross-sectional view of another triboelectricity machine in the utility model example one;
Figure 12 c is the elevation cross-sectional view of triboelectricity machine, mass and cantilever beam in the utility model example one;
Figure 13 a is the elevation cross-sectional view of the triboelectricity machine in the utility model example two;
Figure 13 b is the elevation cross-sectional view of another triboelectricity machine in the utility model example two;
Figure 14 is the elevation cross-sectional view of the triboelectricity machine in the utility model example three;
Figure 15 a is the elevation cross-sectional view of the triboelectricity machine in the utility model example four;
Figure 15 b is the elevation cross-sectional view of triboelectricity machine, mass and cantilever beam in the utility model example four.
The specific embodiment
For fully understanding object, feature and the effect of the utility model, by following concrete embodiment, the utility model is elaborated, but the utility model is not restricted to this.
For solving in prior art the potential safety hazard of cannot supply regular power bringing because of running down of battery and the problem of changing battery complex steps, the utility model provides a kind of self-powered pressure of tire monitoring system.Fig. 1 is the structural representation of the pressure of tire monitoring system of the utility model embodiment, and as shown in Figure 1, pressure of tire monitoring system comprises: anchor fitting 2, tire monitoring module 3, closed-center system 4 and at least one power generation assembly 1.Anchor fitting 2 is installed on the wheel hub of inside tires, and tire monitoring module 3, closed-center system 4 and at least one power generation assembly 1 are fixedly installed on anchor fitting 2 by forms such as welding or mechanical connections.
Fig. 2 is the tire cross-section structural representation of the utility model embodiment, as shown in Figure 2, the tire 5 of elastomeric material is fastened on wheel hub 51, in the air cavity 52 of tire 5, is filled with high pressure gas, and the pressure of tire monitoring system of the utility model embodiment is arranged on outside groove 511 places of wheel hub 51.Fig. 3 is the tire partly cut-away spatial structure of the utility model embodiment and the structural representation that pressure of tire monitoring system arranges one, as shown in Figure 3, the pressure of tire monitoring system of the utility model embodiment is positioned on the wheel hub 51 of tire 5 inside, clear in order to express, pressure of tire monitoring system in figure has been done to amplify to draw and has been processed, in actual fabrication and application, the Miniaturized making of pressure of tire monitoring system of the utility model embodiment, can not affect the dismounting of rubber tire and the normal operation of tire etc.
Fig. 4 is the circuit diagram of the pressure of tire monitoring system of the utility model embodiment, and as shown in Figure 4, power generation assembly 1 connects the input end of closed-center system 4, and tire monitoring module 3 connects the mouth of closed-center system 4.
Power generation assembly 1 relies on wheel hub 51 to rotate and/or vibrations are generated electricity, and to the input end transmission of electric energy of closed-center system 4.The electric energy that 4 pairs of power generation assemblys of closed-center system 1 are carried is stored, and the mouth of closed-center system 4 provides electric energy for tire monitoring module 3.Tire monitoring module 3 is worked under electric energy, the pressure and temperature in monitoring tire 5, concurrent pressurization pressure signal and temperature signal.
When vehicle movement, wheel hub 5 rotates and by anchor fitting 2, is passed to power generation assembly 1 by rotating the mechanical energy producing, and/or, when vehicle movement produces vibrations, the mechanical energy that anchor fitting 2 produces wheel hub 5 vibrations is passed to power generation assembly 1, power generation assembly 1 rely on come from that wheel hub 5 rotates and/or vibrations produce mechanical energy produces and transmission of electric energy to closed-center system 4, closed-center system 4 storage of electrical energy also provide electric energy to tire monitoring module 3, make tire monitoring module 3 in the situation that not needing battery, only rely on the electric energy of power generation assembly 1 also can normally work.Tire monitoring module 3, by being sent to the monitoring device of operator's compartment after other signals such as the pressure signal of the inside tires detecting and temperature signal, can make chaufeur when Vehicle Driving Cycle, and Real-time Obtaining is to tire pressure and the temperature of inside tires.Self-powered pressure of tire monitoring system of the present utility model, do not need battery to power, only by the mechanical energy that vehicle movement is produced, be converted to electric energy, just can realize the detection to other signals such as temperature, pressure, the tire monitoring module that guarantees inside tires is normally worked, thereby the potential safety hazard of cannot supply regular power bringing because of running down of battery and the problem of changing battery complex steps have been avoided in prior art, further there is making, use cost is low, the pressure during for running car, the technique effect that temperature detection reliability is high.
Closed-center system 4 can be arranged on tire monitoring module 3, also can independently arrange.The unnecessary power storage that closed-center system 4 can also further produce power generation assembly 1 is got up, and also can guarantee the work of pressure of tire monitoring system when vehicle stationary is motionless; And closed-center system is for each consuming parts provides more stable electric energy, can increase the service life of the pressure of tire monitoring system of the utility model embodiment.
Fig. 5 is the circuit diagram of the pressure of tire monitoring system that comprises voltage stabilizing rectification filtering unit of the utility model embodiment, and as shown in Figure 5, pressure of tire monitoring system also comprises: voltage stabilizing rectification filtering unit 6;
Power generation assembly 1 is electrically connected to closed-center system 4 by voltage stabilizing rectification filtering unit 6; The electric energy that voltage stabilizing rectification filtering unit 6 is carried power generation assembly 1 carries out being delivered to after voltage stabilizing, rectification and filtering are processed the input end of closed-center system 4.
Particularly, the input end of voltage stabilizing rectification filtering unit 6 is connected with power generation assembly 1, and the mouth of voltage stabilizing rectification filtering unit 6 is connected with the input end of closed-center system 4.Tire monitoring module 3 need to be worked under galvanic current, and the electric energy that power generation assembly 1 is converted into by mechanical energy is generally alternating current, therefore the alternating current that 6 pairs of power generation assemblys of voltage stabilizing rectification filtering unit 1 produce carries out after rectification, filtering and voltage stabilizing processing, input to again closed-center system 4, make closed-center system 4 carry 3 electric energy for galvanic current for tire monitoring module.Voltage stabilizing rectification filtering unit 6 specifically comprises the circuit modules such as rectifier bridge.
Fig. 6 is the structural representation of the anchor fitting of the utility model embodiment, and as shown in Figure 6, anchor fitting 2 comprises: connecting band 21 and locking mechanism 22.
The two ends of connecting band 21 link together by locking mechanism 22 and are looped around on the outside groove 51 of wheel hub 5; The girth of the outside groove 51 of the length of connecting band 21 and wheel hub 5 adapts; Connecting band 21 is connected and composed by attaching parts 212 between any two by a plurality of arcs 211; The radian of the radian of arc 211 and wheel hub 5 adapts; Each power generation assembly is fixedly installed on arc 211.
Arc 211 is for possessing the hard material of mechanical strength, for example iron and steel, aluminum alloy, and the macromolecule polymer material such as acrylic.Some arcs 211 are joined together to form a kind of connecting band 21 that is similar to chain structure between two by attaching parts 212, the piece number of arc 211 and size are determined by the size of wheel hub, can make anchor fitting be suitable for the wheel hub of sizes, conveniently process.Locking mechanism 22 is arranged on the two ends of connecting band 21, makes the cyclic structure of a sealing of anchor fitting 2 formation by the connection of locking mechanism 22, can be looped around on the outside groove of wheel hub.Anchor fitting 1 is conducive to the conduction of mechanical energy on the one hand, makes on the other hand pressure of tire monitoring system of the present utility model and wheel hub fit, and compact conformation, part can not occur and be scattered in inside tires, causes potential safety hazard.
Further, attaching parts is that chain connection is secondary.
Some arcs pair that is connected through the hinge links together between two.Chain connection pair has two coupling ends, and two coupling ends connect two arc one end, can avoid arc relative sliding on wheel hub.
Fig. 7 a is the perspective view of a power generation assembly of the utility model embodiment, Fig. 7 b is the elevation cross-sectional view of a power generation assembly of the utility model embodiment, Fig. 7 c is the side cutaway view of a power generation assembly of the utility model embodiment, as shown in Fig. 7 a, 7b and 7c, alternatively, in the utility model embodiment, a kind of power generation assembly 1 of structure comprises: barrel support 12, pipe link 13, billiards 14 and at least one electrical generator 11.
At least one electrical generator 11 is layed in the internal end surface and/or internal cylinder of barrel support 12, and at least one electrical generator 11 forms two signal output parts after connecting and/or being connected in parallel.
Billiards 14 is positioned at barrel support 12 inside, and barrel support 12 is fixedly connected on arc 211 by pipe link 13.
When wheel hub rotates and/or during vibrations, billiards 14 is in the internal freedom activity of barrel support 12 and downthrust electrical generator 11 makes electrical generator 11 from two signal output parts output electric energy, and two signal output parts are electrically connected to tire monitoring module.
Barrel support 12 can be cylinder barrel shape structure or prismatic structures etc., two ports of barrel support 12 seal by cover plate 121, the two end faces of barrel support 12 is respectively arranged with electrical generator 11, on the inner cylinder face of barrel support 12, be also provided with electrical generator 11, the material of barrel support 12 is iron, aluminum alloy, acrylic board etc., possesses stronger mechanical strength, the sagging direct-connected extension bar in succession 13 of barrel support 12.Pipe link 13 works to connect barrel support 12 and arc 211, and its type of attachment can be welding or mechanical connection etc., guarantee to connect rear support bucket 12 not can with arc generation relative displacement.Billiards 14 is spherical shape, be arranged on barrel support 12 inside and freely activity, when wheel hub rotates or shake, between billiards 14 and barrel support 12, relative displacement occur, two internal end surface of extruding barrel support 12 and the electrical generator 11 on internal cylinder, make electrical generator 11 produce electric energy.
As shown in Fig. 7 a, 7b and 7c, further, pipe link 13 is provided with hollow structure, hollow structure is specifically as follows through hole, hollow structure and barrel support 12 internal communication, from hollow structure, draw two contact conductors 15 that are connected respectively with two signal output parts of electrical generator 11, closed-center system 4 is connected with two contact conductors 15.Between electrical generator 11, by wire 16, connect, finally by contact conductor 15, draw, by the electric energy input closed-center system producing.
Particularly, electrical generator 11 can be triboelectricity machine or zinc oxide piezoelectric generator.Zinc oxide piezoelectric generator is the electrical generator that rule-based zinc oxide nanowire forms, and extruding zinc oxide nanowire can make zinc oxide piezoelectric generator produce electric energy.The concrete principle of triboelectricity machine will specifically describe in detail below.
Fig. 8 is the principle of work schematic diagram of a power generation assembly of the utility model embodiment, as shown in Figure 8, in figure, take vertical direction and horizontal direction is divided into four work areas by tire as benchmark, be respectively a1Zhi region, region a4, take the intersection point of vertical direction and tire and the intersection point of horizontal direction and tire is benchmark simultaneously, at tire, choose four exemplary position, be respectively b1Zhi position, position b4.At vehicle with lower than certain restriction speed at the uniform velocity in driving process, billiards 14 at the power generation assembly at b1 place, position has reached equilibrium of forces, itself and barrel support 12 are without relatively moving, when this power generation assembly turns to region a1, billiards 14 is because of self gravitation effect, have along the trend of barrel support 12 inwall down slidings, length and the relation between the speed of a motor vehicle that barrel support 12 is set by reasonable computation guarantee that billiards 14 clashes into the lower surface of barrel support 12 before the b2 of power generation assembly in-position, in this process, billiards 14 has pushed the electrical generator on the cylinder that is arranged on barrel support along the inwall slip of barrel support 12, and billiards 14 has pushed the electrical generator on the end face that is arranged on barrel support with the end face shock of barrel support 12, make electrical generator because of extruding and then generating.When this power generation assembly has been crossed position b2 and entered region a2, in this process, billiards 14 has reached equilibrium of forces again, with barrel support 12 without relatively moving.When this power generation assembly has been crossed position b3 and has been entered region a3, because of the effect of billiards self gravitation, billiards 14 has along the trend of the inwall down sliding of barrel support 12, length and the relation between the speed of a motor vehicle that barrel support 12 is set by reasonable computation guarantee that billiards 14 clashes into the other end of barrel support 12 before the b4 of power generation assembly in-position, in this process, billiards 14 slides and has pushed the electrical generator on the cylinder of barrel support along the inwall of barrel support 12, and billiards 14 clashes into the electrical generator on the end face that has pushed barrel support with the end face of barrel support 12, make electrical generator because of extruding and then generating, when this power generation assembly, crossed position b4 and entered region a4, in this process, billiards 14 has reached equilibrium of forces again, with barrel support without relatively moving.After this power generation assembly is got back to position b1.Therefore, each power generation assembly of the utility model embodiment constantly repeats said process with traveling at the uniform speed of vehicle and produces electric energy, for tire monitoring module provides required electric energy.
When car speed too fast, when billiards 14 can not relatively move under centrifugal action and between barrel support 12, but because high vehicle speeds inevitably can be jolted and velocity variations, so now billiards still can relatively move and then push the end face of barrel support inside and the electrical generator on cylinder produces electric energy.
When vehicle is in acceleration or deceleration process, because of the variation of centnifugal force, billiards can to the electrical generator on barrel support end face, apply different power with the variation of speed so that power generation assembly generating.
When vehicle operating moderately gusty air, billiards also can clash into erratically with jolting the end face of barrel support and the electrical generator on cylinder and then make power generation assembly produce electric energy.
According to above-mentioned running condition, when Vehicle Driving Cycle, the power generation assembly of this case is continuable generating all, provides electric energy to use to tire monitoring module.
Further, the length of the barrel support at least one power generation assembly is set to respectively be applicable to the friction speed scope of tire.
The barrel support of power generation assembly is arranged to different length, to adapt to the generating under friction speed.As the power generation assembly on each wheel hub arranges the barrel support of four groups of length, the length of every group of barrel support represents with L1, L2, L3 and L4 respectively and L1 > L2 > L3 > L4.L1 length is the longest, is applicable to when automobile driving speed is 0-30 code generate electricity; L2 is relative, and L1 is shorter, is applicable to when automobile driving speed is 0-60 code generate electricity; L3 is relative, and L2 is shorter, is applicable to when automobile driving speed is 0-90 generate electricity; L4 is the shortest, is applicable to when automobile driving speed is 0-120 code generate electricity.The power generation assembly that barrel support is longer, the electric energy generated of an orbit period (wheel hub rotates a circle) can be larger.
Power generation assembly shown in Fig. 7 a, 7b and 7c, make full use of in vehicle operating process, the vibrations of wheel hub and velocity variations make the generating of billiards extruding electrical generator, simultaneously when vehicle travels at the uniform speed, the self gravitation by billiards and wheel hub rotate the centnifugal force that brings syntheticly also can make billiards push electrical generator to generate electricity, realize under any motoring condition and all can generate electricity, guarantee the continous-stable work of tire monitoring module.
Fig. 9 is the circuit diagram of the tire monitoring module of the utility model embodiment, as shown in Figure 9, microcontroller 34 Bonding pressure sensors 31, temperature sensor 32 and wireless transmitting unit 33, microcontroller 34 receives the pressure signal of pressure sensor 31 transmissions and by wireless transmitting unit 33, sends after treatment, and microcontroller 34 receives the temperature signal of temperature sensors 32 transmissions and by wireless transmitting unit 33, sends after treatment.
Wherein, wireless transmitting unit 33 is chosen as RF transmitter unit, and microcontroller 34 is chosen as micro controller system, and temperature sensor 32 is chosen as SMD temperature sensor.
Figure 10 is the tire monitoring module of the utility model embodiment and the structural representation of curved panel combination, and as shown in figure 10, further, tire monitoring module is integrated on curved panel 7, and curved panel 7 is arranged in one of them in a plurality of arcs.Tire monitoring module comprises: pressure sensor 31, temperature sensor 32, microcontroller 34 and wireless transmitting unit 33.Wherein, closed-center system 4 is arranged on tire monitoring module 3.
Figure 11 a is the perspective view of the pressure of tire monitoring system that comprises another power generation assembly of the utility model embodiment, Figure 11 b is the perspective view of the beam type triboelectricity machine that comprises in Figure 11 a pressure of tire monitoring system, as shown in Figure 11 a and 11b, alternatively, power generation assembly comprises: triboelectricity machine 111 and mass 17.
The lower end of triboelectricity machine 111 is fixedly arranged on arc 211, and triboelectricity machine 111 place planes are vertical with arc 211 place planes and triboelectricity machine 111 place planes are vertical with the rotation direction of wheel hub; Triboelectricity machine 111 inside have frictional interface 19, a face in two opposite faces of formation frictional interface 19 is cantilever beam 18, mass 17 is fixedly arranged on the upper end of cantilever beam 18, and the height of another face in two opposite faces of formation frictional interface 19 is not blocked while ensuring the quality of products piece 17 motion; Wheel hub rotates and/or shakes and makes mass 17 drive cantilever beams 18 motions, makes frictional interface 19 produce friction and then exports electric energy from two signal output parts of triboelectricity machine 111, and signal output part is electrically connected to tire monitoring module 3.
When triboelectricity machine damages, in order to be convenient for changing, alternatively, the lower end of triboelectricity machine 111 can be fixedly arranged on arc 211 by supporting arc plate 8, the lower end of triboelectricity machine 111 is fixedly arranged on supporting arc plate 8, and supporting arc plate 8 is fixedly arranged on arc 211, like this when triboelectricity machine damages, can directly dismantle supporting arc plate, just can it is separated with arc.
Triboelectricity owner shown in Figure 11 a and 11b will drive cantilever beam 18 motions by having greater weight mass 17, and then two opposite faces that form frictional interface 19 in triboelectricity machine 111 are rubbed, generation can be for the electric energy of tire monitoring module continuous working.
Below by four concrete examples, introduce three-decker, Si Ceng mechanism and the five-layer structure of the triboelectricity machine of the utility model embodiment.The triboelectricity machine of each layer of structure at least comprises two opposite faces that form frictional interface, and at least one face in two opposite faces of formation frictional interface is provided with micro-nano structure.
Example one
Figure 12 a is the elevation cross-sectional view of the triboelectricity machine in the utility model example one, Figure 12 b is the elevation cross-sectional view of another triboelectricity machine in the utility model example one, as shown in Figure 12 a and 12b, the triboelectricity machine of three-decker comprises: the first electrode layer 1111 being cascading, the first high molecular polymer insulating barrier 1112, and the second electrode lay 1113; Wherein, the first electrode layer 1111 is arranged on the first side surface of the first high molecular polymer insulating barrier 1112; The second side surface of the first high molecular polymer insulating barrier 1112 arranges towards the second electrode lay 1113, between the first high molecular polymer insulating barrier 1112 and the second electrode lay 1113, form frictional interface, the first electrode layer 1111 and the second electrode lay 1113 form the signal output part of triboelectricity machine.
When this triboelectricity machine is under pressure, the second electrode lay 1113 produces static charge with the surperficial phase mutual friction of the first high molecular polymer insulating barrier 1112, thereby causes occurring electric potential difference between the first electrode layer 1111 and the second electrode lay 1113.Due to the existence of electric potential difference between the first electrode layer 1111 and the second electrode lay 1113, free electron by by external circuit by the low effluent of electromotive force to the high side of electromotive force.When the pressure being subject to when this triboelectricity machine disappears, the built-in potential being at this moment formed between the first electrode layer 1111 and the second electrode lay 1113 disappears, and now between Balanced the first electrode layer 1111 and the second electrode lay 1113, will again produce reverse electric potential difference.By repeatedly rubbing and recovering, just can in external circuit, form periodic alternating-current pulse electric signal.The alternating-current pulse electric signal that can triboelectricity machine be produced by voltage stabilizing rectification filtering unit is converted into the direct current (DC) of unidirectional pulsation, then inputs to closed-center system.
For the triboelectricity machine of example one, the first high molecular polymer insulating barrier 1112 is for being selected from Kapton, aniline formaldehyde resin film, polyformaldehyde film, ethyl cellulose film, polyamide film, melamino-formaldehyde film, carbowax succinate film, cellophane, cellulose acetate film, polyethylene glycol adipate film, polydiallyl phthalate film, cellulose sponge film, renewable sponge film, elastic polyurethane body thin film, styrene-acrylonitrile copolymer copolymer film, styrene-butadiene-copolymer film, regenerated fiber film, poly-methyl film, methyl acrylic acid ester film, polyvinyl alcohol film, polyvinyl alcohol film, mylar, polyisobutene film, polyurethane flexible sponge film, pet film, polyvinyl butyral film, formaldehyde phenol film, poly-chloroprene rubber film, butadiene-propylene copolymer film, natural rubber film, polyacrylinitrile film, any one in acrylonitrile vinyl chloride film and polyethylene the third diphenol carbonate thin film.
The first electrode layer 1111 material therefors are indium tin oxide, Graphene, nano silver wire film, metal or alloy; Wherein, metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminum alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, zinc alloy, manganese alloy, nickel alloy, lead alloy, tin alloy, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
The second electrode lay 1113 material therefors are metal or alloy; Wherein, metal is Au Ag Pt Pd, aluminium, nickel, copper, titanium, chromium, tin, iron, manganese, molybdenum, tungsten or vanadium; Alloy is aluminum alloy, titanium alloy, magnesium alloy, beryllium alloy, copper alloy, zinc alloy, manganese alloy, nickel alloy, lead alloy, tin alloy, cadmium alloy, bismuth alloy, indium alloy, gallium alloy, tungsten alloy, molybdenum alloy, niobium alloy or tantalum alloy.
Alternatively, at least one face in two opposite faces of formation frictional interface is provided with micro-nano structure.As shown in Figure 12 b, the second side surface of the first high molecular polymer insulating barrier 1112 is provided with micro-nano structure 1117.When triboelectricity machine is squeezed, micro-nano structure 1117 can make apparent surface's contact friction better of the first high molecular polymer insulating barrier 1112 and the second electrode lay 1113, and induces more electric charge at the first electrode layer 1111 and the second electrode lay 1113 places.Above-mentioned micro-nano structure 1117 specifically can be taked following two kinds of possible implementations: first kind of way is that this micro-nano structure is micron order or nano level very little concaveconvex structure.The second way is that this micro-nano structure is the poroid structure of nanoscale.
Figure 12 c is the elevation cross-sectional view of triboelectricity machine, mass and cantilever beam in the utility model example one, as shown in Figure 12 c, power generation assembly shown in corresponding diagram 11b, in this triboelectricity machine and 12a and 12b, the difference of triboelectricity machine is between the first high molecular polymer insulating barrier 1112 and the second electrode lay 1113 face in two opposite faces of the frictional interface 19 that forms, the upper end that is the second electrode lay 1113 is provided with mass 17, and the second electrode lay 1113 cantilever beam 18 that is this power generation assembly.During Vehicle Driving Cycle, mass 17 drives cantilever beam 18 motions, makes the first high molecular polymer insulating barrier 1112 and the second electrode lay 1113 produce electric energy in frictional interface 19 places friction.
Example two
Figure 13 a is the elevation cross-sectional view of the triboelectricity machine in the utility model example two, Figure 13 b is the elevation cross-sectional view of another triboelectricity machine in the utility model example two, as shown in Figure 13 a and 13b, the triboelectricity machine of four-layer structure comprises: the first electrode layer 1111 being cascading, the first high molecular polymer insulating barrier 1112, the second high molecular polymer insulating barriers 1114 and the second electrode lay 1113; Wherein, the first electrode layer 1111 is arranged on the first side surface of the first high molecular polymer insulating barrier 1112; The second electrode lay 1113 is arranged on the first side surface of the second high molecular polymer insulating barrier 1114; The second side surface of the second side surface of the first high molecular polymer insulating barrier 1112 and the second high molecular polymer insulating barrier 1114 is oppositely arranged, between the first high molecular polymer insulating barrier 1112 and the second high molecular polymer insulating barrier 1114, form frictional interface, the first electrode layer 1111 and the second electrode lay 1113 form the signal output part of triboelectricity machine.
The principle of work of the triboelectricity machine shown in Figure 13 a and Figure 13 b and the principle of work of the triboelectricity machine shown in example one are similar.Difference is only, when each layer of the triboelectricity machine shown in illustrated example two is squeezed, is to produce static charge by the first high molecular polymer insulating barrier and the surperficial phase mutual friction of the second high molecular polymer insulating barrier.Therefore, about in example two the principle of work of triboelectricity machine repeat no more herein.
For the triboelectricity machine of example two, the material that the first high molecular polymer insulating barrier 1112 material used with the second high molecular polymer insulating barrier 1114 can be used with the first high molecular polymer insulating barrier 1112 of example one is identical, repeats no more herein.
The material of the first high molecular polymer insulating barrier 1112 and the second high molecular polymer insulating barrier 1114 can be identical, also can be different.If the material of two-layer high molecular polymer insulating barrier is all identical, can cause the quantity of electric charge of triboelectrification very little.Preferably, the first high molecular polymer insulating barrier 1112 is different from the material of the second high molecular polymer insulating barrier 1114.
The first electrode layer 1111 material used with the second electrode lay 1113 can be used with the first electrode layer 1111 of example one material identical, repeat no more herein.
Alternatively, at least one surface in two surfaces of formation frictional interface is provided with micro-nano structure.As shown in Figure 13 b, the second side surface of the first high molecular polymer insulating barrier 1112 is provided with micro-nano structure 1117.When triboelectricity machine is squeezed, micro-nano structure 1117 can make apparent surface's contact friction better of the first high molecular polymer insulating barrier 1112 and the second high molecular polymer insulating barrier 1114, and induces more electric charge at the first electrode layer 1111 and the second electrode lay 1113 places.Above-mentioned micro-nano structure 1117 can, with reference to the micro-nano structure setting of example one, repeat no more herein.
Triboelectricity machine in example two increases the triboelectricity machine of the four-layer structure of one deck high molecular polymer insulating barrier on can also the basis for three-decker in Figure 12 c, this triboelectricity machine comprises the first electrode layer being cascading, the first high molecular polymer insulating barrier, the second high molecular polymer insulating barrier and the second electrode lay.Between the first high molecular polymer insulating barrier and the second high molecular polymer insulating barrier, form frictional interface.Mass can be arranged on upper end one of any in following structure: the first electrode layer, the first high molecular polymer insulating barrier, the second high molecular polymer insulating barrier, the second electrode lay.The structure that upper end has a mass is the cantilever beam of this power generation assembly.During Vehicle Driving Cycle, mass drives cantilever beam motion, two opposite faces that make to form frictional interface generation electric energy that rub.
Example three
Figure 14 is the elevation cross-sectional view of the triboelectricity machine in the utility model example three, as shown in figure 14, triboelectricity machine comprises: the first electrode layer 1111 being cascading, the first high molecular polymer insulating barrier 1112, thin layer 1115, the second high molecular polymer insulating barriers 1114 and the second electrode lay 1113 between two parties; Wherein, the first electrode layer 1111 is arranged on the first side surface of the first high molecular polymer insulating barrier 1112; The second electrode lay 1113 is arranged on the first side surface of the second high molecular polymer insulating barrier 1114; Thin layer 1115 is polymer film layer between two parties, be arranged between the second side surface of the first high molecular polymer insulating barrier 1112 and the second side surface of the second high molecular polymer insulating barrier 1114, the first high molecular polymer insulating barrier 1112 and form frictional interface between thin layer 1115 between two parties, and/or, the second high molecular polymer insulating barrier 1114 and form frictional interface between thin layer 1115 between two parties, the first electrode layer 1111 and the second electrode lay 1113 form the signal output part of triboelectricity machines.
Wherein, at least one face in two opposite faces that thin layer 1115 and the first high molecular polymer insulating barrier 1112 are oppositely arranged is between two parties provided with micro-nano structure (not shown), and/or at least one face in two opposite faces that thin layer 1115 and the second high molecular polymer insulating barrier 1114 are oppositely arranged is between two parties provided with micro-nano structure (not shown), concrete set-up mode about micro-nano structure can, with reference to above describing, repeat no more herein.
In the implementation shown in Figure 14, thin layer 1115 is one layer of polymeric films between two parties, therefore similar with the implementation shown in Figure 13 a and Figure 13 b in fact, remain and generate electricity by the friction between poly-mer (thin layer 1115 between two parties) and poly-mer (the first high molecular polymer insulating barrier 1112) and/or poly-mer (thin layer 1115 between two parties) and poly-mer (the second high molecular polymer insulating barrier 1114).Therefore, the principle of work about the triboelectricity machine shown in Figure 14 repeats no more herein.
For the triboelectricity machine in example three, the first high molecular polymer insulating barrier 1112, the second high molecular polymer insulating barrier 1114 are identical with the material that thin layer 1115 material used can be used with the first high molecular polymer insulating barrier 1112 of example one between two parties, repeat no more herein.
The first high molecular polymer insulating barrier 1112, the second high molecular polymer insulating barrier 1114 and the material of thin layer 1115 can be identical between two parties, also can be different.If the material of three floor height Molecularly Imprinted Polymer insulating barriers is all identical, can cause the quantity of electric charge of triboelectrification very little.Preferably, the first high molecular polymer insulating barrier 1112 is different from the material of thin layer 1115 between two parties.The first high molecular polymer insulating barrier 1112 is preferably identical with the second high molecular polymer insulating barrier 1114, can reduce material category, makes making of the present utility model convenient.
The first electrode layer 1111 material used with the second electrode lay 1113 can be used with the first electrode layer 1111 of example one material identical, repeat no more herein.
Triboelectricity machine in example three increases one deck high molecular polymer insulating barrier and one deck triboelectricity machine of the five-layer structure of thin layer between two parties on can also the basis for three-decker in Figure 12 c, this triboelectricity machine comprise the first electrode layer being cascading, the first high molecular polymer insulating barrier, thin layer between two parties, the second high molecular polymer insulating barrier and the second electrode lay.Mass can be arranged on the upper end of thin layer between two parties.The upper end of thin layer has mass between two parties, the cantilever beam that thin layer is this power generation assembly between two parties.During Vehicle Driving Cycle, mass drives cantilever beam motion, the opposite face that makes the to form frictional interface generation electric energy that rub.
Example four
Figure 15 a is the elevation cross-sectional view of the triboelectricity machine in the utility model example four, as shown in Figure 15 a, triboelectricity machine comprises: the first electrode layer 1111 being cascading, the first high molecular polymer insulating barrier 1112, electrode layer 1116, the second high molecular polymer insulating barriers 1114 and the second electrode lay 1113 between two parties, wherein, the first electrode layer 1111 is arranged on the first side surface of the first high molecular polymer insulating barrier 1112, the second electrode lay 1113 is arranged on the first side surface of the second high molecular polymer insulating barrier 1114, electrode layer 1116 is arranged between the second side surface of the first high molecular polymer insulating barrier 1112 and the second side surface of the second high molecular polymer insulating barrier 1114 between two parties, the first high molecular polymer insulating barrier 1112 and form frictional interface between electrode layer 1116 between two parties, and/or, the second high molecular polymer insulating barrier 1114 and form frictional interface between electrode layer 1116 between two parties, electrode layer 1116 between two parties, the first electrode layer 1111 is connected with the second electrode lay 1113 and forms the first signal mouth of triboelectricity machine, electrode layer 1116 forms the secondary signal mouth of triboelectricity machine between two parties.
Wherein, the first high molecular polymer insulating barrier 1112 relatively between two parties the face of electrode layers 1116 and be provided with the face of micro-nano structure (not shown) and/or the second high molecular polymer insulating barrier 1114 relative electrode layers 1116 between two parties between two parties at least one face in the structure of relative the first high molecular polymer insulating barrier 1112 of electrode layer 1116 and the face of relative the second high molecular polymer insulating barrier 1114 of electrode layer 1116 between two parties at least one face on be provided with micro-nano structure (not shown).Concrete set-up mode about micro-nano structure can, with reference to above describing, repeat no more herein.
The principle of work of the principle of work of the triboelectricity machine shown in Figure 15 a and the triboelectricity machine shown in Figure 14 is similar.Difference is only, when each layer of the triboelectricity machine shown in Figure 14 is under pressure and during deformation, be to produce static charge by electrode layer 1116 between two parties and the first high molecular polymer insulating barrier 1112 and/or the surperficial phase mutual friction of electrode layer 1116 and the second high molecular polymer insulating barrier 1114 between two parties.Therefore, the principle of work about the triboelectricity machine shown in Figure 15 a repeats no more herein.
For the triboelectricity machine of example four, the material that the first high molecular polymer insulating barrier 1112 material used with the second high molecular polymer insulating barrier 1114 can be used with the first high molecular polymer insulating barrier 1112 of example one is identical, repeats no more herein.
The material of the first high molecular polymer insulating barrier 1112 and the second high molecular polymer insulating barrier 1114 can be identical, also can be different.Preferably, the first high molecular polymer insulating barrier 1112 is identical with the material of the second high molecular polymer insulating barrier 1114, can reduce material category, makes making of the present utility model convenient.
The first electrode layer 1111 material used with the second electrode lay 1113 can be used with the first electrode layer 1111 of example one material identical, repeat no more herein.
The material that electrode layer 1116 material used can be used with the second electrode lay 1112 of example one is between two parties identical, repeats no more herein.
Figure 15 b is the elevation cross-sectional view of triboelectricity machine, mass and cantilever beam in the utility model example four, as shown in Figure 15 b, this triboelectricity machine comprises the first electrode layer 1111 being cascading, the first high molecular polymer insulating barrier 1112, electrode layer 1116, the second high molecular polymer insulating barriers 1114 and the second electrode lay 1113 between two parties.The first high molecular polymer insulating barrier 1112 and form frictional interface 19 between two parties between electrode layer 1116, and, the second high molecular polymer insulating barrier 1114 and form frictional interface 19 between two parties between electrode layer 1116.A face that forms frictional interface 19, the upper end of electrode layer 1116 is provided with mass 17 between two parties, and the cantilever beam 18 that electrode layer 1116 is this power generation assembly between two parties.During Vehicle Driving Cycle, mass 17 drives cantilever beam 18 motions, make electrode layer 1116 and the first high molecular polymer insulating barrier 1112 between two parties produce electric energy in frictional interface 19 places friction, with, make electrode layer 1116 and the second high molecular polymer insulating barrier 1114 between two parties produce electric energy in frictional interface 19 places friction.
Finally; it should be noted that: what enumerate above is only specific embodiment of the utility model; certainly those skilled in the art can change and modification the utility model; if these modifications and modification all should be thought protection domain of the present utility model within belonging to the scope of the utility model claim and equivalent technologies thereof.
Claims (15)
1. a self-powered pressure of tire monitoring system, is characterized in that, comprising: anchor fitting, tire monitoring module, closed-center system and at least one power generation assembly;
Described anchor fitting is installed on the wheel hub of inside tires, and described tire monitoring module, described closed-center system and described at least one power generation assembly are fixedly installed on described anchor fitting;
Described power generation assembly relies on described wheel hub to rotate and/or vibrations are generated electricity, and to the input end transmission of electric energy of described closed-center system;
The electric energy that described closed-center system is carried described power generation assembly is stored, and the mouth of described closed-center system provides electric energy for described tire monitoring module;
Under the electric energy that described tire monitoring module provides at described closed-center system, work, monitor the pressure and temperature in described tire, concurrent pressurization pressure signal and temperature signal.
2. pressure of tire monitoring system according to claim 1, is characterized in that, also comprises: voltage stabilizing rectification filtering unit;
Described power generation assembly is electrically connected to described closed-center system by described voltage stabilizing rectification filtering unit; The electric energy that described voltage stabilizing rectification filtering unit is carried described power generation assembly carries out being delivered to after voltage stabilizing, rectification and filtering are processed the input end of described closed-center system.
3. pressure of tire monitoring system according to claim 1, is characterized in that, described anchor fitting comprises: connecting band and locking mechanism;
The two ends of described connecting band link together by described locking mechanism and are looped around on the outside groove of described wheel hub; The girth of the outside groove of the length of described connecting band and described wheel hub adapts; Described connecting band is connected and composed by attaching parts between any two by a plurality of arcs; The radian of described arc and the radian of described wheel hub adapt; Described in each, power generation assembly is fixedly installed on described arc.
4. pressure of tire monitoring system according to claim 3, is characterized in that, described attaching parts is that chain connection is secondary.
5. pressure of tire monitoring system according to claim 3, is characterized in that, described power generation assembly comprises: barrel support, pipe link, billiards and at least one electrical generator;
Described at least one electrical generator is layed in the internal end surface and/or internal cylinder of described barrel support, and described at least one electrical generator forms two signal output parts after connecting and/or being connected in parallel;
It is inner that described billiards is positioned at described barrel support, and described barrel support is fixedly connected on described arc by described pipe link;
When described wheel hub rotates and/or shake, described billiards electrical generator in the internal freedom activity of described barrel support and described in downthrust, make described electrical generator from described two signal output parts output electric energy, described two signal output parts are electrically connected to the input end of described closed-center system.
6. pressure of tire monitoring system according to claim 5, it is characterized in that, described pipe link is hollow structure, described hollow structure and described barrel support internal communication, from described hollow structure, draw two contact conductors that are connected respectively with described two signal output parts, the input end of described closed-center system is connected with described two contact conductors.
7. pressure of tire monitoring system according to claim 5, is characterized in that, the length of the described barrel support in described at least one power generation assembly is set to respectively be applicable to the friction speed scope of tire.
8. pressure of tire monitoring system according to claim 5, is characterized in that, described electrical generator comprises triboelectricity machine or zinc oxide piezoelectric generator.
9. pressure of tire monitoring system according to claim 3, is characterized in that, described power generation assembly comprises: triboelectricity machine and mass; The lower end of described triboelectricity machine is fixedly arranged on described arc, and described triboelectricity machine place plane is vertical with described arc place plane and described triboelectricity machine place plane is vertical with the rotation direction of described wheel hub; Described triboelectricity machine inside has frictional interface.
10. pressure of tire monitoring system according to claim 9, it is characterized in that, the face forming in two opposite faces of described frictional interface is cantilever beam, described mass is fixedly arranged on the upper end of described cantilever beam, and the height that forms another face in two opposite faces of described frictional interface is not blocked while guaranteeing described mass motion; Described wheel hub rotates and/or vibrations make described mass drive described cantilever beam motion, make described frictional interface produce friction and then export electric energy from two signal output parts of described triboelectricity machine, described signal output part is electrically connected to the input end of described closed-center system.
11. according to the pressure of tire monitoring system described in claim 9 or 10, it is characterized in that, the lower end of described triboelectricity machine is fixedly arranged on supporting arc plate, and described supporting arc plate is fixedly arranged on described arc.
12. pressure of tire monitoring systems according to claim 1, is characterized in that, described tire monitoring module comprises: pressure sensor, temperature sensor, microcontroller and wireless transmitting unit;
Described microcontroller connects described pressure sensor, described temperature sensor and described wireless transmitting unit, described microcontroller receives the described pressure signal of described pressure sensor transmission and by described wireless transmitting unit, sends after treatment, and described microcontroller receives the described temperature signal of described temperature sensor transmission and by described wireless transmitting unit, sends after treatment.
13. pressure of tire monitoring systems according to claim 3, is characterized in that, described tire monitoring module is integrated on curved panel, and described curved panel is arranged in one of them in described a plurality of arc.
Pressure of tire monitoring system described in 14. according to Claim 8 or 9 or 10, is characterized in that, described triboelectricity machine is three-decker, four-layer structure or five-layer structure, and described triboelectricity machine at least comprises two opposite faces that form frictional interface.
15. pressure of tire monitoring systems according to claim 14, is characterized in that, at least one face forming in two opposite faces of described frictional interface is provided with micro-nano structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420041090.4U CN203713439U (en) | 2014-01-22 | 2014-01-22 | Self-powered tire pressure monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420041090.4U CN203713439U (en) | 2014-01-22 | 2014-01-22 | Self-powered tire pressure monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203713439U true CN203713439U (en) | 2014-07-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420041090.4U Expired - Lifetime CN203713439U (en) | 2014-01-22 | 2014-01-22 | Self-powered tire pressure monitoring system |
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| Country | Link |
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| CN (1) | CN203713439U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786754A (en) * | 2014-01-22 | 2015-07-22 | 纳米新能源（唐山）有限责任公司 | self-powered tire pressure monitoring system |
| CN109304991A (en) * | 2017-07-27 | 2019-02-05 | 北京纳米能源与系统研究所 | Radio tire pressure monitors system |
-
2014
- 2014-01-22 CN CN201420041090.4U patent/CN203713439U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104786754A (en) * | 2014-01-22 | 2015-07-22 | 纳米新能源（唐山）有限责任公司 | self-powered tire pressure monitoring system |
| CN104786754B (en) * | 2014-01-22 | 2017-06-30 | 纳米新能源（唐山）有限责任公司 | A kind of self-powered pressure of tire monitoring system |
| CN109304991A (en) * | 2017-07-27 | 2019-02-05 | 北京纳米能源与系统研究所 | Radio tire pressure monitors system |
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