CN103770581B - Vehicle tire pressure control apparatus intelligent control system - Google Patents
Vehicle tire pressure control apparatus intelligent control system Download PDFInfo
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- CN103770581B CN103770581B CN201310469653.XA CN201310469653A CN103770581B CN 103770581 B CN103770581 B CN 103770581B CN 201310469653 A CN201310469653 A CN 201310469653A CN 103770581 B CN103770581 B CN 103770581B
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Abstract
A kind of vehicle tire pressure control apparatus of the present invention intelligent control system, relate to a kind of autonomous cruise speed system, this intelligent control system comprises control center's module and respectively with the parameter adapting module of control center's model calling, air pump operational module, signal parameter display module, temperature detecting module, RFID signal transceiver module, to be connected with control center module by RFID signal transceiver module four pressure of tire detection control modules.Can the tire pressure of Intelligent adjustment automobile by this control system, make vehicle tire pressure be in optimum regime, effectively can increase the full peace of automobile, reduce the generation of traffic accident, it is high that the present invention has control accuracy, the advantage of good reliability.
Description
Technical field
The present invention relates to a kind of intelligent control system, particularly a kind of intelligent control system for vehicle tire pressure control apparatus.
Background technology
Along with socioeconomic develop rapidly, roadlice is as a kind of vehicle, more and more family entering people, the thing followed is greatly increasing of traffic accident, and the generation of a lot of accident and tire pressure have close relationship in these traffic accidents, but no matter automobile is the device that superior automobile or common family car all do not have automatic vehicles tire pressure now, let alone Intelligent adjustment, some superior automobile are provided with device for monitoring tyre pressure now, but the tire pressure of automobile regulates and remains by manually having come, and can only complete when automobile is in static state, when automobile is kept in motion, there is following situation, as impaired in tire is not very serious, but the tire pressure of automobile is not enough, simultaneously cannot changing of tire or maintenance, or automobile when tire pressure decline rapidly cause danger, existing technology can not solve, also can regulate the tire pressure that the automobile under state of kinematic motion carries out to a certain degree under to a certain degree although the patent No. is CN200820083468.1, but this patent will be punched to the main driving axle of the original structure of automobile particularly automobile, this is unallowed in the ordinary course of things, and it does not have Intelligent Measurement tire pressure, on the go is to judge tire pressure by experience, then air pump is pressed by hand, carry out tire pressure adjustment, it can only pressurize, can not reduce pressure, and do not meet the demand in market, therefore the intelligent control system of inventing a kind of vehicle tire pressure control apparatus and controlling this device is necessary.
Summary of the invention
The object of this invention is to provide a kind of automobile can carry out automatic vehicles tire pressure in Static and dynamic situation vehicle tire pressure control apparatus intelligent control system according to the change of ambient weather, road conditions condition, under making vehicle tire pressure be in the optimum regime of operation constantly, increase the safety of automobile simultaneously to a certain extent, significantly reduce the generation of traffic accident.
In order to achieve the above object, the technical solution used in the present invention is: a kind of vehicle tire pressure control apparatus intelligent control system, the vehicle tire pressure control apparatus that this intelligent control system controls comprises double end and exports air pump 1, the tracheae 2 that air pump 1 is connected is exported with double end, be connected with tracheae 2 and lay respectively at the first gas circuit affiliate I3 of off hind wheel, be positioned at the second gas circuit affiliate II4 of off front wheel, be positioned at the 3rd gas circuit affiliate III5 of left rear wheel, be positioned at the 4th gas circuit affiliate IV6 of the near front wheel, this intelligent control system comprise control center's module and respectively with the parameter adapting module of control center's model calling, air pump operational module, signal parameter display module, temperature detecting module, RFID signal transceiver module, by four pressure of tire detection control modules that RFID signal transceiver module is connected with control center module.Four described pressure of tire detection control modules comprise the first gas circuit affiliate tire pressure detection control module I be positioned on off hind wheel, be positioned at the second gas circuit affiliate tire pressure detection control module ii on off front wheel, be positioned at the 3rd gas circuit affiliate tire pressure detection control module ii I on left rear wheel, be positioned at the 4th gas circuit affiliate tire pressure detection control module road IV on the near front wheel, first gas circuit affiliate tire pressure detection control module I comprises tire pressure testing circuit 1, the intelligent RFID chip CC2430I be connected with tire pressure testing circuit 1, the micro-shape antenna 1 be connected with intelligent RFID chip CC2430I, battery undervoltage detection warning circuit 1, stepping motor D
1driving circuit, with stepping motor D
1the Step motor D that driving circuit is connected
1.Second gas circuit affiliate tire pressure detection control module ii comprises tire pressure testing circuit 2, the intelligent RFID chip CC2430II be connected with tire pressure testing circuit 1, the micro-shape antenna 2, battery undervoltage detection warning circuit 2, the stepping motor D that are connected with intelligent RFID chip CC2430II
2driving circuit, with stepping motor D
2the Step motor D that driving circuit is connected
2.3rd gas circuit affiliate tire pressure detection control module ii I comprises tire pressure testing circuit 3, the intelligent RFID chip CC2430III be connected with tire pressure testing circuit 3, the micro-shape antenna 3, battery undervoltage detection warning circuit 3, the stepping motor D that are connected with intelligent RFID chip CC2430III
3driving circuit, with stepping motor D
3the Step motor D that driving circuit is connected
3.The tire pressure detection control module I V of the 4th gas circuit affiliate comprises tire pressure testing circuit 4, the intelligent RFID chip CC2430IV be connected with tire pressure testing circuit 4, the micro-shape antenna 4, battery undervoltage detection warning circuit 4, the stepping motor D that are connected with intelligent RFID chip CC2430IV
4driving circuit, with stepping motor D
4the Step motor D that driving circuit is connected
4.
Further technical scheme of the present invention is: described air pump operational module comprises air pump driving circuit, and the double end be connected with air pump driving circuit exports air pump, and air pump driving circuit drives double end to export air pump work.
Further technical scheme of the present invention is: described parameter adapting module comprises manual parameters and arranges and modification circuits, and signal parameter display module comprises liquid crystal display drive circuit, and what be connected with liquid crystal display drive circuit is liquid crystal block for parameter display.
The bright further technical scheme of this is: described temperature detecting module comprises the temperature sensing circuit for real-time detected temperatures, RFID signal transceiver module comprises RFID signal transmission circuit and miniature antenna 5, and Central Control Module is communicated with four pressure of tire detection control modules by RFID signal transceiver module.
Owing to adopting said structure, the vehicle tire pressure tyre pressure-regulating device intelligent control system of the present invention has following beneficial effect:
(1) high, the good reliability of control accuracy
The vehicle tire pressure control apparatus intelligent control system of the present invention, by control center's module, four gas circuit sub-agencies are controlled automatically, can according to the Parameters variation of weather, road conditions, the tire pressure of each tire of Intelligent adjustment, do not need manual intervention, real-time is good, Intelligent adjustment, thus control accuracy is high, good reliability.
(2) safety of automobile can effectively be increased
The vehicle tire pressure control apparatus intelligent control system of the present invention is owing to adopting Based Intelligent Control, can Real-Time Monitoring tire pressure with automatically regulate tire pressure, the tire pressure of automobile can be made to be in optimum level constantly, thus significantly can reduce the generation of traffic accident, the safety of automobile can be increased to a great extent.
Below in conjunction with drawings and Examples, vehicle tire pressure control apparatus intelligent control system of the present invention is described further.
Accompanying drawing explanation
Fig. 1 is vehicle tire pressure control apparatus intelligent control system integral structure block scheme of the present invention;
Fig. 2 is vehicle tire pressure control apparatus intelligent control system inner structure block scheme of the present invention;
Fig. 3 is vehicle tire pressure control apparatus intelligent control system of the present invention four pressure of tire detection control inside modules block diagram;
Fig. 4 is vehicle tire pressure control apparatus intelligent control system main flow chart of the present invention;
Fig. 5 is that vehicle tire pressure control apparatus intelligent control system tire pressure of the present invention regulates diagram of circuit;
Fig. 6 is that the under-voltage degree of vehicle tire pressure control apparatus intelligent control system tire pressure of the present invention judges and processing flow chart;
Fig. 7 is that vehicle tire pressure control apparatus intelligent control system tire pressure overvoltage degree of the present invention judges and processing flow chart;
Fig. 8 is vehicle tire pressure control apparatus intelligent control system of the present invention inflation diagram of circuit;
Fig. 9 is vehicle tire pressure control apparatus intelligent control system of the present invention venting diagram of circuit;
Figure 10 is the integral structure schematic diagram of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 11 is the schematic diagram of the first gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 12 be vehicle tire pressure control apparatus intelligent control system of the present invention control the first gas circuit affiliate tire inflation/deflation control mechanism schematic diagram of vehicle tire pressure control apparatus;
Figure 13 is the flute profile circular ring structure schematic diagram in the air chamber formation mechanism in the first gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 14 be vehicle tire pressure control apparatus intelligent control system of the present invention control in the first gas circuit affiliate of vehicle tire pressure control apparatus air chamber formation mechanism in circular arc sealing rubber plug structural representation;
Figure 15 be the vehicle tire pressure control apparatus that controls of vehicle tire pressure control apparatus intelligent control system of the present invention the first gas circuit affiliate in air chamber formation mechanism in the schematic diagram of falling syringe cylinder structure;
Figure 16 is the schematic diagram of the second gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 17 is the second gas circuit affiliate tire inflation/deflation control mechanism schematic diagram of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 18 is the flute profile circular ring structure schematic diagram in the air chamber formation mechanism in the second gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 19 is the circular arc sealing rubber plug structural representation in the air chamber formation mechanism in the second gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 20 be vehicle tire pressure control apparatus intelligent control system of the present invention control vehicle tire pressure control apparatus the second gas circuit affiliate in air chamber formation mechanism in the schematic diagram of falling syringe cylinder structure;
Figure 21 is the schematic diagram of the 3rd gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 22 is the 3rd gas circuit affiliate tire inflation/deflation control mechanism schematic diagram of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 23 is the flute profile circular ring structure schematic diagram in the air chamber formation mechanism in the 3rd gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 24 is the circular arc sealing rubber plug structural representation in the air chamber formation mechanism in the 3rd gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 25 be the vehicle tire pressure control apparatus that controls of vehicle tire pressure control apparatus intelligent control system of the present invention the 3rd gas circuit affiliate in air chamber formation mechanism in the schematic diagram of falling syringe cylinder structure;
Figure 26 is the schematic diagram of the 4th gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 27 is the 4th gas circuit affiliate tire inflation/deflation control mechanism schematic diagram of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 28 be vehicle tire pressure control apparatus intelligent control system of the present invention control in the 4th gas circuit affiliate of vehicle tire pressure control apparatus air chamber formation mechanism in flute profile circular ring structure schematic diagram;
Figure 29 is the circular arc sealing rubber plug structural representation in the air chamber formation mechanism in the 4th gas circuit affiliate of the vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls;
Figure 30 be the vehicle tire pressure control apparatus that controls of vehicle tire pressure control apparatus intelligent control system of the present invention the 4th gas circuit affiliate in air chamber formation mechanism in the schematic diagram of falling syringe cylinder structure;
Main element label declaration: 1-double end exports air pump, 2-tracheae, 3-first gas circuit affiliate I, 4-second gas circuit affiliate II, 5-the 3rd gas circuit affiliate III, 6-the 4th gas circuit affiliate IV, 31-fixed support I, 32-air chamber formation mechanism I, 33-tire inflation/deflation control mechanism I, 34-4 cover combination bolt of rear end plate I, 35-2 cover combination bolt of rear end plate I, 3201-flute profile circular ring type structure I, 3202-removable pin I, 3203-circular arc sealing rubber plug I, the 3204-I of falling syringe cylinder structure, 3205-1 overlaps bolt of rear end plate I, 3301-housing I, 3302-gear width I, 3303-push rod I, 3304-air path controlling mechanism venting check valve I, 3305-tyre pressure sensor I, 3306-bleeds a tire check valve I, 3307-3 enters 1 and goes out with thimble joint I, 3308-air path controlling mechanism breather check valve I, 3309-tire gas transmission check valve I, 32011-grooved annulus I, 32012-key-way shape hole I, 32013-air passage one-way valve I, 32014-4 enters 1 and goes out 5 channel connector I, 32031-circular arc sealing rubber plug front end protrusion I, 32032-arc sealing rubber plug I, 32033-circular arc thimble I, 32041-circle cylinders I, 32042-piston I, 32043-push rod I, 32044-piston packing ring I, 32045-retracing spring I, 41-travel(l)ing rest II, 42-air chamber formation mechanism II, 43-tire inflation/deflation control mechanism II, 44-4 cover combination bolt of rear end plate II, 45-2 cover combination bolt of rear end plate II, 46-connects removable pin II, 4201-flute profile circular ring type structure I I, 4202-removable pin II, 4203-circular arc sealing rubber plug II, the 4204-II of falling syringe cylinder structure, 4205-1 overlaps bolt of rear end plate II, 4301-housing II, 4302-gear width II, 4303-push rod II, 4304-air path controlling mechanism venting check valve II, 4305-tyre pressure sensor II, 4306-bleeds a tire check valve II, 4307-3 enters 1 and goes out with thimble joint II, 4308-air path controlling mechanism breather check valve II, 4309-tire gas transmission check valve, 42011-grooved annulus II, 42012-key-way shape hole II, 42013-air passage one-way valve II, 42014-4 enters 1 and goes out 5 channel connector II, 42031-circular arc sealing rubber plug front end protrusion II, 42032-arc sealing rubber plug II, 42033-circular arc thimble II, 42041-circle cylinders II, 42042-piston I I, 42043-push rod II, 42044-piston packing ring II, 42045-retracing spring II, 51-fixed support III, 52-air chamber formation mechanism III, 53-tire inflation/deflation control mechanism III, 54-4 cover combination bolt of rear end plate III, 55-2 cover combination bolt of rear end plate III, 5201-flute profile circular ring type structure III, 5202-removable pin III, 5203-circular arc sealing rubber plug III, the 5204-III of falling syringe cylinder structure, 5205-1 overlaps bolt of rear end plate III, 5301-housing III, 5302-gear width III, 5303-push rod III, 5304-air path controlling mechanism venting check valve III, 5305-tyre pressure sensor III, 5306-bleeds a tire check valve III, 5307-3 enters 1 and goes out with thimble joint III, 5308-air path controlling mechanism breather check valve III, 5309-tire gas transmission check valve, 52011-grooved annulus III, 52012-key-way shape hole III, 52013-air passage one-way valve III, 52014-4 enters 1 and goes out 5 channel connector III, 52031-circular arc sealing rubber plug front end protrusion III, 52032-arc sealing rubber plug III, 52033-circular arc thimble III, 52041-circle cylinders III, 52042-piston I II, 52043-push rod III, 52044-piston packing ring III, 52045-retracing spring III, 61-travel(l)ing rest IV, 62-air chamber formation mechanism IV, 63-tire inflation/deflation control mechanism IV, 64-4 cover combination bolt of rear end plate IV, 65-2 cover combination bolt of rear end plate IV, 66-connects removable pin IV, 6201-flute profile circular ring type structure I V, 6202-removable pin IV, 6203-circular arc sealing rubber plug IV, the 6204-IV of falling syringe cylinder structure, 6205-1 overlaps bolt of rear end plate IV, 6301-housing IV, 6302-gear width IV, 6303-push rod IV, 6304-air path controlling mechanism venting check valve IV, 6305-tyre pressure sensor IV, 6306-bleeds a tire check valve IV, 6307-3 enters 1 and goes out with thimble joint IV, 6308-air path controlling mechanism breather check valve IV, 6309-tire gas transmission check valve, 62011-grooved annulus IV, 62012-key-way shape hole IV, 62013-air passage one-way valve IV, 62014-4 enters 1 and goes out 5 channel connector IV, 62031-circular arc sealing rubber plug front end protrusion IV, 62032-arc sealing rubber plug IV, 62033-circular arc thimble IV, 62041-circle cylinders IV, 62042-piston I V, 62043-push rod IV, 62044-piston packing ring IV, 62045-retracing spring IV, 7701-first gas circuit affiliate tire pressure detection control module I, 7702-second gas circuit affiliate tire pressure detection control module I, 7703-the 3rd gas circuit affiliate tire pressure detection control module I, 7704-the 4th gas circuit affiliate tire pressure detection control module I.
Detailed description of the invention
A kind of vehicle tire pressure control apparatus that vehicle tire pressure control apparatus intelligent control system of the present invention controls is as Figure 10 to Figure 30, this vehicle tire pressure control apparatus comprises double end and exports air pump 1, double end output air pump 1 exports and is connected with tracheae 2, tracheae 2 comprises tracheae 201, tracheae 202, with tracheae 201, it (is schematic diagram in figure that tracheae 202 is connected, all do not draw tracheae 201, whole connection diagrams of tracheae 202 and each gas circuit affiliate) lay respectively at the first gas circuit affiliate I3 of off hind wheel, be positioned at the second gas circuit affiliate II4 of off front wheel, be positioned at the 3rd gas circuit affiliate III5 of left rear wheel, be positioned at the 4th gas circuit affiliate IV6 of the near front wheel.The first described gas circuit branch path mechanism I3 comprises one is fixed on rear axle fixed support I31 by 2 cover combination bolt of rear end plate I35, be fixed on the air chamber formation mechanism I32 on fixed support I31, be connected with air chamber formation mechanism I32 and be fixed on the tire inflation/deflation control mechanism I33 on off hind wheel spoke, the output of tire inflation/deflation control mechanism I33 connects the valve of off hind wheel tire, 2 cover combination bolt of rear end plate I35 comprise bolt of rear end plate I3501, bolt of rear end plate I3502, air chamber formation mechanism I32 comprises one and is fixed on by 4 cover assembling bolt I34 the flute profile cirque structure I3201 that off hind wheel spoke forms air chamber, fixed support I31 is fixed on by 1 cover bolt of rear end plate I3205 in an one end, the other end is connected to the circular arc sealing rubber plug I3203 of fixed support I31 by removable pin I3202, be connected to the I3204 of falling syringe cylinder structure of circular arc sealing rubber plug I3203, the inside air cavity of the I3204 of falling syringe cylinder structure is connected with tracheae 201, tracheae 202 is connected with the cavity of circular arc sealing rubber plug I3203 inside.Flute profile annulus I32011 is provided with in flute profile circular ring type structure I 3201, flute profile annulus I32011 is fixed on the spoke of off hind wheel by 4 cover combination bolt of rear end plate I34, 4 cover combination bolt of rear end plate I34 comprise bolt of rear end plate I3401, bolt of rear end plate I3402, bolt of rear end plate I3403, bolt of rear end plate I3404, 4 key-way shape hole I32012 for air inlet are circumferentially provided with in the bottom of groove, each key-way shape hole I32012 meets an air passage one-way valve I32013, the output of 4 air passage one-way valve I32013 enters the 15 channel connector I32014 gone out by one 4 and converges to export and be connected with the air path controlling mechanism breather check valve I3308 of tire inflation/deflation control structure I33, on circular arc sealing rubber plug I3203, be provided with the circular arc sealing rubber plug front end protrusion I32031 be connected with the push rod I32043 front end of the I3204 of falling syringe cylinder structure, circular arc sealing rubber plug front end protrusion I32031, be connected with fixed support I31 by removable pin I3202, that be connected with circular arc sealing rubber plug front end protrusion I32031 is local, the back side forms air chamber arc sealing rubber plug I32032 with square groove, the other end of arc sealing rubber plug I32032 is fixed on fixed support I31 by 1 cover bolt of rear end plate I3205, 4 are provided with for opening the circular arc thimble I32033 of the air passage one-way valve I32013 of grooved circular ring type structure I 3201 trench bottom in the groove of arc sealing rubber plug I32032, a circle cylinders I32041 is provided with in the I3204 of falling syringe cylinder structure, the piston I 32042 of slide anteroposterior is done in cylinder interior, connect the push rod I32043 of match of living, be enclosed within the piston packing ring I32044 on piston, be enclosed within push rod I32043 upper reset spring I32045, the front end of push rod I32043 is connected with circular arc sealing rubber plug front end protrusion I32031, the tire inflation/deflation control mechanism I33 of described first gas circuit affiliate comprises a housing I3301, be fixed on the stepping motor D of housing I3301
1, be connected to stepping motor D by gear width I3302
1output shaft is used for the push rod I3303 of open check valve, be fixed on the air path controlling mechanism venting check valve I3304 of the left bottom of housing I3301, the delivery port of air path controlling mechanism venting check valve I3304 connects with air, be fixed on housing I3301 right-hand member for detecting the tyre pressure sensor I3305 of tire pressure and the check valve I3306 that bleeds a tire for bleeding a tire, and be positioned at housing middle and upper part for tire gas transmission tire gas transmission check valve I3309 by 3 input 1 export be connected with the valve of off hind wheel tire with thimble joint I3307, be fixed on housing I3301 middle and lower part enters housing I3301 air path controlling mechanism breather check valve I3308 for extraneous gas, form 4 of structure I 32 with air chamber to enter the 15 channel connector I32014 gone out and be connected, housing I3301 is except can communicating with air by air path controlling mechanism venting check valve I3304, other positions all seal.
The second described gas circuit branch path mechanism II4 comprises one is fixed on front axle travel(l)ing rest II41 by 2 cover combination bolt of rear end plate II45, be fixed on the air chamber formation mechanism II42 on travel(l)ing rest II41, be connected with air chamber formation mechanism II42 and be fixed on the tire inflation/deflation control mechanism II43 on off front wheel spoke, the output of tire inflation/deflation control mechanism II43 connects the valve of off front wheel tire, travel(l)ing rest II41 can unroll connection removable pin II46 with off front wheel side-to-side movement, 2 cover combination bolt of rear end plate II45 comprise bolt of rear end plate II4501 respectively, bolt of rear end plate II4502.Air chamber formation mechanism II42 comprises one and is fixed on by 4 cover combination bolt of rear end plate II44 the flute profile cirque structure II4201 that off front wheel spoke forms air chamber, travel(l)ing rest II41 is fixed on by 1 cover bolt II4205 in an one end, the other end is connected to the circular arc sealing rubber plug II4203 of travel(l)ing rest II41 by removable pin II4202, be connected to the II4204 of falling syringe cylinder structure of circular arc sealing rubber plug II4203, the inside air cavity of the II4204 of falling syringe cylinder structure is connected with tracheae 201, and tracheae 202 is connected with the cavity of circular arc sealing rubber plug II4203 inside.Flute profile annulus II42011 is provided with in flute profile circular ring type structure I I4201, flute profile annulus II42011 is fixed on the spoke of off front wheel by 4 cover combination bolt of rear end plate II44, 4 cover combination bolt of rear end plate II44 comprise bolt of rear end plate II4401 respectively, bolt of rear end plate II4402, bolt of rear end plate II4403, bolt of rear end plate II4404, 4 key-way shape hole II42012 for air inlet are circumferentially provided with in the bottom of groove, each key-way shape hole II42012 meets an air passage one-way valve II42013, the output of 4 air passage one-way valve II42013 enters the 15 channel connector II42014 gone out by one 4 and converges to export and be connected with the air path controlling mechanism breather check valve II4308 of tire inflation/deflation control mechanism II43, on circular arc sealing rubber plug II4203, be provided with the circular arc sealing rubber plug front end protrusion II42031 be connected with the push rod II42043 front end of the II4204 of falling syringe cylinder structure, circular arc sealing rubber plug front end protrusion II42031, be connected with fixed support II41 by removable pin II4202, that be connected with circular arc sealing rubber plug front end protrusion II42031 is local, the back side forms air chamber arc sealing rubber plug II42032 with square groove, the other end of arc sealing rubber plug II42032 is fixed on travel(l)ing rest II41 by 1 cover bolt of rear end plate II4205, 4 are provided with for opening the circular arc thimble II42033 of the air passage one-way valve II42013 of grooved circular ring type structure I I4201 trench bottom in the groove of arc sealing rubber plug II42032, a circle cylinders II42041 is provided with in the II4204 of falling syringe cylinder structure, the piston I I42042 of slide anteroposterior is in cylinder interior, connect the push rod II42043 of match of living, be enclosed within the piston packing ring II42044 on piston, be enclosed within push rod II42043 upper reset spring II42045, the front end of push rod II42043 is connected with circular arc sealing rubber plug front end protrusion II42031, the tire inflation/deflation control mechanism II43 of described second gas circuit affiliate comprises a housing II4301, be fixed on the stepping motor D of housing II4301
2, be connected to stepping motor D by gear width II4302
2output shaft is used for the push rod II4303 of open check valve, be fixed on the air path controlling mechanism venting check valve II4304 of the left bottom of housing II4301, the delivery port of air path controlling mechanism venting check valve II4304 connects with air, be fixed on housing II4301 right-hand member for detecting the tyre pressure sensor II4305 of tire pressure and the check valve II4306 that bleeds a tire for bleeding a tire, and be positioned at housing middle and upper part for tire gas transmission tire gas transmission check valve II4309 by 3 input 1 export be connected with the valve of off front wheel tire with thimble joint II4307, be fixed on housing II4301 middle and lower part enters housing II4301 air path controlling mechanism breather check valve II4308 for extraneous gas, form 4 of structure I I42 with air chamber to enter the 15 channel connector II42014 gone out and be connected, housing II4301 is except can communicating with air by air path controlling mechanism venting check valve II4304, other positions all seal.
The 3rd described gas circuit branch path mechanism III5 comprises one is fixed on rear axle fixed support III51 by 2 cover combination bolt of rear end plate III55, be fixed on the air chamber formation mechanism III52 on fixed support III51, be connected with air chamber formation mechanism III52 and be fixed on the tire inflation/deflation control mechanism III53 on left rear wheel spoke, the output of tire inflation/deflation control mechanism III53 connects the valve of left rear wheel tire, 2 cover combination bolt of rear end plate III55 comprise bolt of rear end plate III5501, bolt of rear end plate III5502, air chamber formation mechanism III52 comprises one and is fixed on by 4 cover combination bolt of rear end plate III54 the flute profile cirque structure III5201 that left rear wheel spoke forms air chamber, fixed support III51 is fixed on by 1 cover bolt of rear end plate III5205 in an one end, the other end is connected to the circular arc sealing rubber plug III5203 of fixed support III51 by removable pin III5202, be connected to the III5204 of falling syringe cylinder structure of circular arc sealing rubber plug III5203, the inside air cavity of the III5204 of falling syringe cylinder structure is connected with tracheae 201, tracheae 202 is connected with the cavity of circular arc sealing rubber plug III5203 inside.Flute profile annulus III52011 is provided with in flute profile circular ring type structure III 5201, flute profile annulus III52011 is fixed on the spoke of left rear wheel by 4 cover combination bolt of rear end plate III54, 4 cover combination bolt of rear end plate III54 comprise bolt of rear end plate III5401, bolt of rear end plate III5402, bolt of rear end plate III5403, bolt of rear end plate III5404, 4 key-way shape hole III52012 for air inlet are circumferentially provided with in the bottom of groove, each key-way shape hole III52012 meets an air passage one-way valve III52013, the output of 4 air passage one-way valve III52013 enters the 15 channel connector III52014 gone out by one 4 and converges to export and be connected with the air path controlling mechanism breather check valve III5308 of tire inflation/deflation control mechanism III53, on circular arc sealing rubber plug III5203, be provided with the circular arc sealing rubber plug front end protrusion III52031 be connected with the push rod III52043 front end of the III5204 of falling syringe cylinder structure, circular arc sealing rubber plug front end protrusion III52031, be connected with fixed support III51 by removable pin III5202, that be connected with circular arc sealing rubber plug front end protrusion III52031 is local, the back side forms air chamber arc sealing rubber plug III52032 with square groove, the other end of arc sealing rubber plug III52032 is fixed on fixed support III51 by 1 cover bolt of rear end plate III5205, 4 are provided with for opening the circular arc thimble III52033 of the air passage one-way valve III52013 of grooved circular ring type structure III 5201 trench bottom in the groove of arc sealing rubber plug III52032, a circle cylinders III52041 is provided with in the III5204 of falling syringe cylinder structure, the piston I II52042 of slide anteroposterior is in cylinder interior, connect the push rod III52043 of match of living, be enclosed within the piston packing ring III52044 on piston, be enclosed within push rod III52043 upper reset spring III52045, the front end of push rod III52043 is connected with circular arc sealing rubber plug front end protrusion III52031, the tire inflation/deflation structure III53 of described 3rd gas circuit affiliate comprises a housing III5301, be fixed on the stepping motor D of housing III5301
3, be connected to stepping motor D by gear width III5302
3output shaft is used for the push rod III5303 of open check valve, be fixed on the air path controlling mechanism venting check valve III5304 of the left bottom of housing III5301, the delivery port of air path controlling mechanism venting check valve III5304 connects with air, be fixed on housing III5301 right-hand member for detecting the tyre pressure sensor III5305 of tire pressure and the check valve III5306 that bleeds a tire for bleeding a tire, and be positioned at housing middle and upper part for tire gas transmission tire gas transmission check valve III5309 by 3 input 1 export be connected with the valve of left rear wheel tire with thimble joint III5307, be fixed on housing III5301 middle and lower part enters housing III5301 air path controlling mechanism breather check valve III5308 for outside gas, form 4 of structure III 52 with air chamber to enter the 15 channel connector III52014 gone out and be connected, housing III5301 is except can communicating with air by air path controlling mechanism venting check valve III5304, other positions all seal.
The 4th described gas circuit branch path mechanism IV6 comprises one is fixed on front axle travel(l)ing rest IV61 by 2 cover combination bolt of rear end plate IV65, be fixed on the air chamber formation mechanism IV62 on travel(l)ing rest IV61, be connected with air chamber formation mechanism IV62 and be fixed on the tire inflation/deflation control mechanism IV63 on the near front wheel spoke, the output of tire inflation/deflation control mechanism IV63 connects the valve of the near front wheel tire, travel(l)ing rest IV61 can unroll connection removable pin IV66 with the near front wheel side-to-side movement, 2 cover combination bolt of rear end plate IV65 comprise bolt of rear end plate IV6501 respectively, bolt of rear end plate IV6502.Air chamber formation mechanism IV62 comprises one and is fixed on by 4 cover assembling bolt IV64 the flute profile cirque structure IV6201 that the near front wheel spoke forms air chamber, travel(l)ing rest IV61 is fixed on by 1 cover bolt IV6205 in an one end, the other end is connected to the circular arc sealing rubber plug IV6203 of travel(l)ing rest IV61 by removable pin IV6202, be connected to the IV6204 of falling syringe cylinder structure of circular arc sealing rubber plug IV6203, the inside air cavity of the IV6204 of falling syringe cylinder structure is connected with tracheae 201, and tracheae 202 is connected with the cavity of circular arc sealing rubber plug IV6203 inside.Flute profile annulus IV62011 is provided with in flute profile circular ring type structure I V6201, flute profile annulus IV62011 is fixed on the spoke of the near front wheel by 4 cover combination bolt of rear end plate IV64, 4 cover combination bolt of rear end plate IV64 comprise bolt of rear end plate IV6401 respectively, bolt of rear end plate IV6402, bolt of rear end plate IV6403, bolt of rear end plate IV6404, 4 key-way shape hole IV62012 for air inlet are circumferentially provided with in the bottom of groove, each key-way shape hole IV62012 meets an air passage one-way valve IV62013, the output of 4 air passage one-way valve IV62013 enters the 15 channel connector IV62014 gone out by one 4 and converges to export and be connected with the air path controlling mechanism breather check valve IV6308 of tire inflation/deflation control structure IV63, on circular arc sealing rubber plug IV6203, be provided with the circular arc sealing rubber plug front end protrusion IV62031 be connected with the push rod IV62043 front end of the IV6204 of falling syringe cylinder structure, circular arc sealing rubber plug front end protrusion IV62031, be connected with fixed support IV61 by removable pin IV6202, that be connected with circular arc sealing rubber plug front end protrusion IV62031 is local, the back side forms air chamber arc sealing rubber plug IV62032 with square groove, the other end of arc sealing rubber plug IV62032 is fixed on travel(l)ing rest IV61 by 1 cover bolt of rear end plate IV6205, 4 are provided with for opening the circular arc thimble IV62033 of the air passage one-way valve IV62013 of grooved circular ring type structure I V6201 trench bottom in the groove of arc sealing rubber plug IV62032, a circle cylinders IV62041 is provided with in the IV6204 of falling syringe cylinder structure, the piston I V62042 of slide anteroposterior is in cylinder interior, connect the push rod IV62043 of match of living, be enclosed within the piston packing ring IV62044 on piston, be enclosed within push rod IV62043 upper reset spring IV62045, the front end of push rod IV62043 is connected with circular arc sealing rubber plug front end protrusion IV62031, the tire inflation/deflation control mechanism IV63 of described 4th gas circuit affiliate comprises a housing IV6301, be fixed on the stepping motor D of housing IV6301
4, be connected to stepping motor motor D by gear width IV6302
4output shaft is used for the push rod IV6303 of open check valve, be fixed on the air path controlling mechanism venting check valve IV6304 of the left bottom of housing IV6301, the delivery port of air path controlling mechanism venting check valve IV6304 connects with air, be fixed on housing IV6301 right-hand member for detecting the tyre pressure sensor IV6305 of tire pressure and the check valve IV6306 that bleeds a tire for bleeding a tire, and be positioned at housing middle and upper part for tire gas transmission tire gas transmission check valve IV6309 by 3 input 1 export be connected with the valve of the near front wheel tire with thimble joint IV6307, be fixed on housing IV6301 middle and lower part enters housing IV6301 air path controlling mechanism breather check valve IV6308 for extraneous gas, form 4 of structure I V62 with air chamber to enter the 15 channel connector IV62014 gone out and be connected, housing IV6301 is except can communicating with air by air path controlling mechanism venting check valve IV6304, other positions all seal.
Vehicle tire pressure control apparatus intelligent control system of the present invention comprises control center's module 71 and respectively with the parameter adapting module 74 of control center's model calling, air pump operational module 73, signal parameter display module 72, temperature detecting module 75, RFID signal transceiver module 76, to be connected with control center module 71 by RFID signal transceiver module 75 four tire pressure detection control modules 77 as shown in Figures 1 to 9.In this example, control center's module 71 is MC9S12XS128 micro controller system and some accessory circuits composition.
Described four pressure of tire detection control modules 77 comprise and are positioned at the first gas circuit affiliate tire pressure detection control module I 7701 on off hind wheel, be positioned at off front wheel second gas circuit affiliate tire pressure detection control module ii 7702, be positioned at the 3rd gas circuit affiliate tire pressure detection control module ii I7703 on left rear wheel, be positioned at the 4th gas circuit affiliate tire pressure detection control module I V7704 on the near front wheel.The tire pressure detection control module I 7701 of described first gas circuit affiliate comprises tire pressure testing circuit 1, the intelligent RFID chip CC2430I be connected with tire pressure testing circuit 1, the micro-shape antenna 1, battery undervoltage detection warning circuit 1, the stepping motor D that are connected with intelligent RFID chip CC2430I
1driving circuit, with stepping motor D
1the Step motor D that driving circuit is connected
1, intelligent RFID chip CC2430I is integrated with a slice enhancement mode industrial grade 8051 micro controller system, radio receiving transmitting module and A/D modular converter, so the tire pressure detection control module 7701 of the first gas circuit affiliate forms a micro processing module with intelligent RFID chip CC2430I exactly, complete the collection of data, process, receive, control, battery undervoltage detection warning circuit 1, the data that tire pressure testing circuit 1 gathers are after intelligent RFID chip CC2430I Treatment Analysis, according to circumstances, data are sent to control center's processing module 71 through miniature antenna 1 and RFID signal transceiver module 76, control center's processing module 71 is according to the data obtained, in conjunction with the temperature information that temperature detecting module 75 obtains, through discriminatory analysis, see if there is battery undervoltage to report to the police, if any, then send the prompting of battery undervoltage alerting signal, and then judged whether tyre underpressure, over voltage alarm, if had, control center's processing module 71 is sent to intelligent RFID chip CC2430I control information through RFID signal transceiver module 76 again, intelligent RFID chip CC2430I receives data, judge by analysis, by stepping motor D
1driving circuit carrys out control step motor D
1work accordingly, as under-voltage, then stepping motor D
1conter clockwise turns 45 degree, and as overvoltage, then cw turns 45 degree, by stepping motor D
1motion, power is passed to gear width I3302, drives push rod I3303 motion by gear width I3302, drive the break-make of respective valve thus control the break-make of corresponding gas circuit.
The tire pressure detection control module ii 7702 of described second gas circuit affiliate comprises tire pressure testing circuit 2, the intelligent RFID chip CC2430II be connected with tire pressure testing circuit 2, the micro-shape antenna 2, battery undervoltage detection warning circuit 2, the stepping motor D that are connected with intelligent RFID chip CC2430II
2driving circuit, with stepping motor D
2the Step motor D that driving circuit is connected
2, intelligent RFID chip CC2430II is integrated with a slice enhancement mode industrial grade 8051 micro controller system, radio receiving transmitting module and A/D modular converter, so the tire pressure detection control module of the second gas circuit affiliate forms a micro processing module with intelligent RFID chip CC2430II exactly, complete the collection of data, process, receive, control, battery undervoltage detection warning circuit 2, the data that tire pressure testing circuit 2 gathers are after intelligent RFID chip CC2430II Treatment Analysis, according to circumstances, data are sent to control center's processing module 71 through miniature antenna 2 and RFID signal transceiver module 76, control center's processing module 71 according to the data obtained again in conjunction with the temperature information that temperature detecting module 75 obtains, through discriminatory analysis, see if there is battery undervoltage to report to the police, if any, then send the prompting of battery undervoltage alerting signal, and then judged whether tyre underpressure, over voltage alarm, if had, control center's processing module is sent to intelligent RFID chip CC2430II control information through RFID transceiver module 76 and miniature antenna 2 again, intelligent RFID chip CC2430II receives data, judge by analysis, by stepping motor D
2driving circuit carrys out control step motor D
2work accordingly, as under-voltage, then stepping motor D
2conter clockwise turns 45 degree, and as overvoltage, then cw turns 45 degree, by stepping motor D
2motion, power is passed to gear width II4302, drives push rod II4303 motion by gear width II4302, thus drive the break-make of respective valve thus control the break-make of gas circuit.
The tire pressure detection control module ii 7703 of described 3rd gas circuit affiliate comprises tire pressure testing circuit 3, the intelligent RFID chip CC2430III be connected with tire pressure testing circuit 3, the micro-shape antenna 3, battery undervoltage detection warning circuit 3, the stepping motor D that are connected with intelligent RFID chip CC2430III
3driving circuit, with stepping motor D
3the Step motor D that driving circuit is connected
3, intelligent RFID chip CC2430III is integrated with a slice enhancement mode industrial grade 8051 micro controller system, radio receiving transmitting module and A/D modular converter, so the tire pressure detection control module of the 3rd gas circuit affiliate forms a micro processing module with intelligent RFID chip CC2430III exactly, complete the collection of data, process, receive, control, battery undervoltage detection warning circuit 3, the data that tire pressure testing circuit 3 gathers are after intelligent RFID chip CC2430III Treatment Analysis, according to circumstances, data are sent to control center's processing module 71 through miniature antenna 3 and RFID signal transceiver module 76, control center's processing module 71 according to the data obtained again in conjunction with the temperature information that temperature detecting module 75 obtains, through discriminatory analysis, see if there is battery undervoltage to report to the police, if any, then send the prompting of battery undervoltage alerting signal, and then judged whether tyre underpressure, over voltage alarm, if had, control center's processing module is sent to intelligent RFID chip CC2430III control information through RFID transceiver module 76 and miniature antenna 3 again, intelligent RFID chip CC2430III receives data, judge by analysis, by stepping motor D
3driving circuit carrys out control step motor D
3work accordingly, as under-voltage, then stepping motor D
3conter clockwise turns 45 degree, and as overvoltage, then cw turns 45 degree, by stepping motor D
3motion, power is passed to gear width III5302, drives push rod III5303 motion by gear width III5302, thus drive the break-make of respective valve thus control the break-make of gas circuit.
The tire pressure detection control module I V7704 of described 4th gas circuit affiliate comprises tire pressure testing circuit 4, the intelligent RFID chip CC2430IV be connected with tire pressure testing circuit 4, the micro-shape antenna 4, battery undervoltage detection warning circuit 4, the stepping motor D that are connected with intelligent RFID chip CC2430IV
4driving circuit, with stepping motor D
4the Step motor D that driving circuit is connected
4, intelligent RFID chip CC2430IV is integrated with a slice enhancement mode industrial grade 8051 micro controller system, radio receiving transmitting module and A/D modular converter, so the tire pressure detection control module of the 4th gas circuit affiliate forms a micro processing module with intelligent RFID chip CC2430IV exactly, complete the collection of data, process, receive, control, battery undervoltage detection warning circuit 4, the data that tire pressure testing circuit 4 gathers are after intelligent RFID chip CC2430IV Treatment Analysis, according to circumstances, data are sent to control center's processing module 71 through miniature antenna 4 and RFID signal transceiver module 76, control center's processing module 71 according to the data obtained again in conjunction with the temperature information that temperature detecting module 75 obtains, through discriminatory analysis, see if there is battery undervoltage to report to the police, if any, then send the prompting of battery undervoltage alerting signal, and then judged whether tyre underpressure, over voltage alarm, if had, control center's processing module is sent to intelligent RFID chip CC2430IV control information through RFID transceiver module 76 and miniature antenna 4 again, intelligent RFID chip CC2430IV receives data, judge by analysis, by stepping motor D
4driving circuit carrys out control step motor D
4work accordingly, as under-voltage, then stepping motor D
4conter clockwise turns 45 degree, and as overvoltage, then cw turns 45 degree, by stepping motor D
4motion, power is passed to gear width IV6302, drives push rod IV6303 motion by gear width IV6302, thus drive the break-make of respective valve thus control the break-make of gas circuit.
Described air pump operational module 73 comprises air pump driving circuit, and the double end be connected with air pump driving circuit exports air pump, and air pump driving circuit drives double end to export air pump work.
Described parameter adapting module 74 comprises manual parameters and arranges and modification circuits.
Described signal parameter display module 72 comprises liquid crystal display drive circuit, and being connected with liquid crystal display drive circuit is liquid crystal block for parameter display.
Described temperature detecting module 75 comprises the temperature sensing circuit for real-time detected temperatures, RFID signal transceiver module 76 comprises RFID signal transmission circuit and miniature antenna 5, and Central Control Module 71 is communicated with four tire pressure detection control modules 77 by RFID signal transceiver module 76.
The vehicle tire pressure control apparatus intelligent control system control process of the present invention as shown in Figure 4, first program judges whether it is that system first is run when starting, if, then to carry out the tire pressure parameter of various weather and road conditions preset (these parameters by given some parameters of producer as a reference, by the situation sets itself of driver and crew according to locality, also the default setting of system can be adopted), if not being, first the battery whether undervoltage warning of the tire charge and discharge mechanism of qi control mechanism on four wheels will be judged, if had, then change the battery on corresponding wheel according to warning mark, if there is not battery undervoltage to report to the police, then judge whether will manually repair tire pressure parameter according to weather and road conditions, as needed amendment, then manual modification tire pressure parameter, if do not needed amendment, then enter normal tire pressure and regulate flow process.
The control process that normal tire pressure regulates is for being divided into five steps, i.e. under-voltage overvoltage testing process, under-voltage degree detecting and treatment scheme, overvoltage degree detecting and treatment scheme, inflation flow process, venting flow process, its working process is described respectively below, wherein the working process of under-voltage overvoltage testing process as shown in Figure 5, enter the tire tire working sensor on each wheel after this module, the tire pressure of four tires is sent to control center, then first judge that whether off hind wheel is under-voltage, if off hind wheel is under-voltage, put the under-voltage sign of flag 11=1 of off hind wheel, then under-voltage degree detecting and treatment scheme is entered, under-voltage degree detecting and treatment scheme terminate rear or then directly judge that when off hind wheel is not under-voltage whether off front wheel is under-voltage, if off front wheel is under-voltage, put the under-voltage sign of flag 12=1 of off front wheel, then under-voltage degree detecting and treatment scheme is entered, under-voltage degree detecting and treatment scheme terminate rear or then directly judge that when off front wheel is not under-voltage whether left rear wheel is under-voltage, if left rear wheel is under-voltage, put the under-voltage sign of flag 13=1 of left rear wheel, then under-voltage degree detecting and treatment scheme is entered, under-voltage degree detecting and treatment scheme terminate rear or then directly judge that when left rear wheel is not under-voltage whether the near front wheel is under-voltage, if the near front wheel is under-voltage, put the under-voltage sign of flag 14=1 of the near front wheel, then under-voltage degree detecting and treatment scheme is entered, after under-voltage degree detecting and treatment scheme terminate or then directly judge off hind wheel whether overvoltage when the near front wheel is not under-voltage, if overvoltage, then put off hind wheel overvoltage sign of flag 21=1, then overvoltage degree detecting and treatment scheme is entered, after overvoltage degree detecting and treatment scheme terminate or off hind wheel not overvoltage when then directly judge off front wheel whether overvoltage, if overvoltage, then put off front wheel overvoltage sign of flag 22=1, then overvoltage degree detecting and treatment scheme is entered, after overvoltage degree detecting and treatment scheme terminate or off front wheel not overvoltage when then directly judge left rear wheel whether overvoltage, if overvoltage, then put left rear wheel overvoltage sign of flag 32=1, then overvoltage degree detecting and treatment scheme is entered, after overvoltage degree detecting and treatment scheme terminate or left rear wheel not overvoltage when then directly judge the near front wheel whether overvoltage, if overvoltage, then put overvoltage sign of flag 42=1, then overvoltage degree detecting and treatment scheme is entered, when overvoltage degree detecting and treatment scheme terminate rear or off front wheel not overvoltage, then program returns.
Wherein under-voltage degree detecting and treatment scheme are as shown in Figure 6, enter this module and first judge whether tire pressure sharply declines, if sharply declined, then enter inflation flow process, otherwise (this lower limit is set by system initialization to judge whether drop to the lower limit of regulation tire pressure by tire pressure, different vehicles and fetalism have different lower limits), if drop to the lower limit of regulation tire pressure, then enter inflation flow process, otherwise judge that whether automobile is in motion, if not in motion, then enter inflation flow process, otherwise program returns.
Wherein overvoltage degree detecting and treatment scheme are as shown in Figure 7, enter this module and first judge whether tire pressure sharply rises, if sharply risen, then enter venting flow process, otherwise (this upper limit is set by system initialization to judge whether rise to the upper limit of regulation tire pressure by tire pressure, different vehicles and fetalism have the different upper limits), if rise to the upper limit of regulation tire pressure, then enter venting and fill journey, otherwise judge that whether automobile is in motion, if not in motion, then enter venting flow process, otherwise program returns.
Wherein inflate flow process as shown in Figure 8, first double end air pump is started working, juxtaposition four gas circuit conducting sign of flag 110=0, Flag210=0, Flag310=0, Flag410=0, then judge whether the under-voltage sign of flag 11 of off hind wheel equals 1, if equal 1, stepping motor D
1conter clockwise reversion 45 degree, air path controlling mechanism breather check valve I3308, tire gas transmission check valve I3309 conducting, piston I 32042 is moved forward simultaneously, circular arc sealing rubber plug I3203 is driven to travel forward, circular arc sealing rubber plug I3203 engages with grooved annulus I32011, (if automobile is kept in motion down, air passage one-way valve I32013 is transient switching under the combined action of circular arc thimble I32033 and circular arc sealing rubber plug I3203 inner sealing cavity gaseous tension to start the work that compresses, if automobile remains static down, air passage one-way valve I32013 conducting under the effect of circular arc sealing rubber plug I3203 inner sealing cavity gaseous tension), thus the conducting of off hind wheel inflation gas circuit, juxtaposition off hind wheel gas circuit conducting sign of flag 110=1, then judge whether Flag21 equals 1, as Flag11 is not equal to 1, then directly judge whether Flag21 equals 1, if Flag21 equals 1, then stepping motor D
2conter clockwise reversion 45 degree, air path controlling mechanism breather check valve II4308, tire gas transmission check valve II4309 conducting, piston I I42042 moves forward simultaneously, circular arc sealing rubber plug II4203 is driven to travel forward, circular arc sealing rubber plug II4203 engages with grooved annulus II42011, start the work that compresses (if automobile is kept in motion, air passage one-way valve II42013 transient switching under the combined action of sealed cavity gaseous tension in circular arc thimble II42033 and circular arc sealing rubber plug II4203, if automobile remains static down, air passage one-way valve II42013 is conducting under the effect of sealed cavity gaseous tension in circular arc sealing rubber plug II4203), thus the conducting of off front wheel inflation gas circuit, juxtaposition off front wheel gas circuit conducting sign of flag 210=1, then judge whether Flag31 equals 1, if Flag21 is not equal to 1, then directly judge whether Flag31 equals 1, if Flag31 equals 1, then stepping motor D
3conter clockwise reversion 45 degree, air path controlling mechanism breather check valve III5308, tire gas transmission check valve III5309 conducting, piston I II52042 moves forward simultaneously, circular arc sealing rubber plug III5203 is driven to travel forward, circular arc sealing rubber plug III5203 engages with grooved annulus III52011, start the work that compresses (if automobile is kept in motion, air passage one-way valve III52013 transient switching under the combined action of sealed cavity gaseous tension in circular arc thimble III52033 and circular arc sealing rubber plug III5203, if automobile remains static down, air passage one-way valve III52013 is conducting under the effect of sealed cavity gaseous tension in circular arc sealing rubber plug III5203), thus the conducting of left rear wheel inflation gas circuit, juxtaposition left rear wheel gas circuit conducting sign of flag 310=1, then judge whether Flag41 equals 1, as Flag31 is not equal to 1, then directly judge whether Flag41 equals 1, if Flag41=1 equals 1, then stepping motor D
4conter clockwise reversion 45 degree, air path controlling mechanism breather check valve IV6308, tire gas transmission check valve IV6309 conducting, piston I V62042 moves forward simultaneously, circular arc sealing rubber plug IV6203 is driven to travel forward, circular arc sealing rubber plug IV6203 engages with grooved annulus IV62011, start the work that compresses (if automobile is kept in motion, air passage one-way valve IV62013 transient switching under the combined action of sealed cavity gaseous tension in circular arc thimble IV62033 and circular arc sealing rubber plug IV6203, if automobile remains static down, air passage one-way valve IV62013 is conducting under the effect of sealed cavity gaseous tension in circular arc sealing rubber plug IV6203), thus the conducting of the near front wheel inflation gas circuit, juxtaposition the near front wheel gas circuit conducting sign of flag 410=1, start air inlet, if Flag41 is not equal to 1, then directly enter air inlet, then judge whether the tire pressure of right rear fire reaches specified value and whether off hind wheel gas circuit conducting sign of flag 110 equals 1, if reach specified value and Flag110=1, then stepping motor D
1cw rotates forward 45 degree, stepping motor D
1get back to initial position, air path controlling mechanism breather check valve I3308, tire gas transmission check valve I3309 reset not conducting, thus off hind wheel inflation gas circuit disconnects, put Flag11=0 simultaneously, then judge whether off front wheel tire pressure reaches specified value and whether off front wheel gas circuit conducting sign of flag 210 equals 1, if the tire pressure of off hind wheel does not reach specified value or Flag110 is not equal to 1, then directly judge whether off front wheel tire pressure reaches specified value and whether off front wheel gas circuit conducting sign of flag 210 equals 1.
If off front wheel tire pressure reaches specified value and Flag210=1, then stepping motor D
2cw rotates forward 45 degree, stepping motor D
2get back to initial position, air path controlling mechanism breather check valve II4308, tire gas transmission check valve II4309 reset not conducting, thus off front wheel inflation gas circuit disconnects, put Flag21=0 simultaneously, then judge whether left rear wheel tire pressure reaches specified value and whether left rear wheel gas circuit conducting sign of flag 310 equals 1, if the tire pressure of off front wheel does not reach specified value or Flag210 is not equal to 1, then directly judge whether left rear wheel tire pressure reaches specified value and whether left rear wheel gas circuit conducting sign of flag 310 equals 1.
If left rear wheel tire pressure reaches specified value and Flag310=1, then stepping motor D
3cw rotates forward 45 degree, stepping motor D
3get back to initial position, air path controlling mechanism breather check valve III5308, tire gas transmission check valve III5309 reset not conducting, thus left rear wheel inflation gas circuit disconnects, put Flag31=0 simultaneously, then judge whether the near front wheel tire pressure reaches specified value and whether the near front wheel gas circuit conducting sign of flag 410 equals 1, if the tire pressure of left rear wheel does not reach specified value or Flag310 is not equal to 1, then directly judge whether the near front wheel tire pressure reaches specified value and whether the near front wheel gas circuit conducting sign of flag 410 equals 1.
If the near front wheel tire pressure reaches specified value and Flag410=1, then stepping motor D
4cw rotates forward 45 degree, stepping motor D
4get back to initial position, air path controlling mechanism breather check valve IV6308, tire gas transmission check valve IV6309 reset not conducting, thus the near front wheel inflation gas circuit disconnects, and puts Flag41=0, then judges whether four under-voltage marks all equal 1 simultaneously, if the tire pressure of the near front wheel does not reach specified value or Flag410 is not equal to 1, then directly judge whether four under-voltage marks all equal 1, if 4 under-voltage marks all do not equal 0, then return continuation air inlet, otherwise air pump quits work, program returns.
As shown in Figure 9, after entering this module, first put 4 air bleed passage conducting sign of flag 120=0, Flag220=0, Flag320=0, Flag420=0, then judge whether Flag12 equals 1 to flow process of wherein exitting, if equal 1, then and stepping motor D
1cw rotates forward 45 degree, air path controlling mechanism venting check valve I3304, bleed a tire check valve I3306 conducting, off hind wheel venting gas circuit conducting sign of flag 120=1, then judge whether Flag22 equals 1, if Flag12 is not equal to 1, then directly judge whether Flag22 equals 1, if Flag22 equals 1, then stepping motor D
2cw rotates forward 45 degree, air path controlling mechanism venting check valve II4304, bleed a tire check valve II4306 conducting, off front wheel venting gas circuit conducting juxtaposition Flag220=1, then judge whether Flag32 equals 1, if Flag22 is not equal to 1, then directly judge whether Flag32 equals 1, if Flag32 equals 1, then stepping motor D
3cw rotates forward 45 degree, air path controlling mechanism venting check valve III5304, bleed a tire check valve III5306 conducting, off front wheel venting gas circuit conducting juxtaposition Flag320=1, then judge whether Flag42 equals 1, if Flag32 is not equal to 1, then directly judge whether Flag42 equals 1, if Flag42 equals 1, then stepping motor D
4cw rotates forward 45 degree, air path controlling mechanism venting check valve IV6304, bleed a tire check valve IV6306 conducting, the near front wheel venting gas circuit conducting juxtaposition Flag420=1, then venting is started, if Flag42 is not equal to 1, then directly enter venting, then judge whether etc. whether off hind wheel tire pressure reach regulation and Flag120 1, if off hind wheel reaches regulation tire pressure and Flag120=1, then stepping motor D
1conter clockwise reversion 45 degree, air path controlling mechanism venting check valve I3304, bleed a tire check valve I3306 not conducting, off hind wheel air bleed passage disconnects juxtaposition Flag12=0, then judge whether etc. whether off front wheel tire pressure reach regulation and Flag220 1, if off hind wheel tire pressure does not reach specified value or Flag120 is not equal to 1, then directly judge whether etc. whether off front wheel tire pressure reach regulation and Flag220 1, if off front wheel tire pressure reaches specified value and Flag220=1, then stepping motor D
2conter clockwise reversion 45 degree, air path controlling mechanism venting check valve II4304, bleed a tire check valve II4306 not conducting, off front wheel air bleed passage disconnects juxtaposition Flag22=0, then judge whether etc. whether left rear wheel tire pressure reach regulation and Flag320 1, if off front wheel tire pressure does not reach specified value or Flag220 is not equal to 1, then directly judge whether etc. whether left rear wheel tire pressure reach regulation and Flag320 1, if left rear wheel tire pressure reaches specified value and Flag320=1, then stepping motor D
3reverse 45 degree, air path controlling mechanism venting check valve III5304, bleed a tire check valve III5306 not conducting, left rear wheel air bleed passage disconnects juxtaposition Flag32=0, then judge whether etc. whether the near front wheel tire pressure reach regulation and Flag420 1, if left rear wheel tire pressure does not reach specified value or Flag320 is not equal to 1, then directly judge whether etc. whether the near front wheel tire pressure reach regulation and Flag420 1, if the near front wheel tire pressure reaches regulation tire pressure and Flag420=1, then stepping motor D
4conter clockwise reversion 45 degree, air path controlling mechanism venting check valve IV6304, bleed a tire check valve IV6306 not conducting, the near front wheel air bleed passage disconnects juxtaposition Flag42=0, then judge whether 4 overvoltage marks all wait 0, if the near front wheel tire pressure does not reach specified value or Flag420 is not equal to 1, then directly judge whether 4 overvoltage marks all wait 0, if all equal 0, then program returns, and does not wait 0 if had, then return and continue venting.
Claims (5)
1. a vehicle tire pressure control apparatus intelligent control system, the vehicle tire pressure control apparatus that this intelligent control system controls comprises double end and exports air pump (1), the tracheae (2) that air pump (1) is connected is exported with double end, be connected with tracheae (2) and lay respectively at the first gas circuit affiliate I (3) of off hind wheel, be positioned at the second gas circuit affiliate II (4) of off front wheel, be positioned at the 3rd gas circuit affiliate III (5) of left rear wheel, be positioned at the 4th gas circuit affiliate IV (6) of the near front wheel, it is characterized in that, this intelligent control system comprise control center's module and respectively with the parameter adapting module of control center's model calling, air pump operational module, signal parameter display module, temperature detecting module, RFID signal transceiver module, by four pressure of tire detection control modules that RFID signal transceiver module is connected with control center module, four described pressure of tire detection control modules comprise and are positioned at the first gas circuit affiliate tire pressure detection control module I on off hind wheel, be positioned at off front wheel second gas circuit affiliate tire pressure detection control module ii, be positioned at the 3rd gas circuit affiliate tire pressure detection control module ii I on left rear wheel, be positioned at the 4th gas circuit affiliate tire pressure detection control module I V on the near front wheel, the tire pressure detection control module I of the first gas circuit affiliate comprises tire pressure testing circuit 1, the intelligent RFID chip CC2430I be connected with tire pressure testing circuit 1, the micro-shape antenna 1 be connected with intelligent RFID chip CC2430I, battery undervoltage detection warning circuit 1, stepping motor D
1driving circuit, with stepping motor D
1the Step motor D that driving circuit is connected
1, by gear width I(3302) and be connected to stepping motor motor D
1output shaft is used for the push rod I(3303 of open check valve), the tire pressure detection control module ii of the second gas circuit affiliate comprises tire pressure testing circuit 2, the intelligent RFID chip CC2430II be connected with tire pressure testing circuit 2, the micro-shape antenna 2, battery undervoltage detection warning circuit 2, the stepping motor D that are connected with intelligent RFID chip CC2430II
2driving circuit, with stepping motor D
2the Step motor D that driving circuit is connected
2, by gear width II(4302) and be connected to stepping motor motor D
2output shaft is used for the push rod I(I4303 of open check valve), the tire pressure detection control module ii I of the 3rd gas circuit affiliate comprises tire pressure testing circuit 3, the intelligent RFID chip CC2430III be connected with tire pressure testing circuit 3, the micro-shape antenna 3, battery undervoltage detection warning circuit 3, the stepping motor D that are connected with CC2430III
3driving circuit, with stepping motor D
3the Step motor D that driving circuit is connected
3, by gear width II(I5302) and be connected to stepping motor motor D
3output shaft is used for the push rod III(5303 of open check valve), the tire pressure detection control module I V of the 4th gas circuit affiliate comprises tire pressure testing circuit 4, the intelligent RFID chip CC2430IV be connected with tire pressure testing circuit 4, the micro-shape antenna 4, battery undervoltage detection warning circuit 4, the stepping motor D that are connected with intelligent RFID chip CC2430IV
4driving circuit, with stepping motor D
4the Step motor D that driving circuit is connected
4, by gear width IV(6302) and be connected to stepping motor motor D
4output shaft is used for the push rod IV(6303 of open check valve).
2. as vehicle tire pressure control apparatus intelligent control system according to claim 1, it is characterized in that air pump operational module comprises air pump driving circuit, the double end be connected with air pump driving circuit exports air pump, and air pump driving circuit drives double end to export air pump work.
3., as vehicle tire pressure control apparatus intelligent control system according to claim 1, it is characterized in that parameter adapting module comprises manual parameters and arranges and modification circuits.
4. as vehicle tire pressure control apparatus intelligent control system according to claim 1, it is characterized in that signal parameter display module comprises liquid crystal display drive circuit, being connected with liquid crystal display drive circuit is liquid crystal block for parameter display.
5. as vehicle tire pressure control apparatus intelligent control system according to claim 1, it is characterized in that temperature detecting module comprises the temperature sensing circuit for real-time detected temperatures, RFID signal transceiver module comprises RFID signal transmission circuit and miniature antenna 5, and Central Control Module is communicated with four pressure of tire detection control modules by RFID signal transceiver module.
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| CN201310469653.XA CN103770581B (en) | 2013-10-10 | 2013-10-10 | Vehicle tire pressure control apparatus intelligent control system |
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| CN201310469653.XA CN103770581B (en) | 2013-10-10 | 2013-10-10 | Vehicle tire pressure control apparatus intelligent control system |
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| CN103770581A CN103770581A (en) | 2014-05-07 |
| CN103770581B true CN103770581B (en) | 2016-03-23 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104608567A (en) * | 2014-11-11 | 2015-05-13 | 广东好帮手电子科技股份有限公司 | Tire pressure control system and method |
| CN107225916B (en) * | 2017-06-23 | 2019-03-05 | 河北御捷时代汽车有限公司 | Electric car air pressure based on road shock model adjusts system and method |
| CN108556569A (en) * | 2018-04-09 | 2018-09-21 | 黄果树轮胎有限公司 | A kind of intelligent tire |
| CN111731046B (en) * | 2020-06-30 | 2022-04-08 | 重庆长安汽车股份有限公司 | Resetting and prompting method and system for realizing indirect tire pressure monitoring and automobile |
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