CN207000071U - A kind of tire pressure controlled system with self-regulation - Google Patents

A kind of tire pressure controlled system with self-regulation Download PDF

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Publication number
CN207000071U
CN207000071U CN201720740728.7U CN201720740728U CN207000071U CN 207000071 U CN207000071 U CN 207000071U CN 201720740728 U CN201720740728 U CN 201720740728U CN 207000071 U CN207000071 U CN 207000071U
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CN
China
Prior art keywords
tire pressure
output end
pressure controller
tire
controller
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201720740728.7U
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Chinese (zh)
Inventor
陈宇果
周慧勤
陈培可
李敬斌
阮昆
曹桐军
邱帅迪
叶思源
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anhui Jianghuai Automobile Group Corp
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Anhui Jianghuai Automobile Group Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
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Priority to CN201720740728.7U priority Critical patent/CN207000071U/en
Application granted granted Critical
Publication of CN207000071U publication Critical patent/CN207000071U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model provides a kind of tire pressure controlled system with self-regulation, including:Tire pressure controller, air accumulator, wheel group swivel aerating device, 3-position-3-way solenoid valve.The interface that air accumulator turns aerating device by tracheae with wheel group is connected, and 3-position-3-way solenoid valve is arranged between air accumulator and wheel group swivel aerating device.First output end of tire pressure controller is connected with the first control terminal of 3-position-3-way solenoid valve, and the second output end of tire pressure controller is connected with the second control terminal of 3-position-3-way solenoid valve.When first output end of tire pressure controller is high level, 3-position-3-way solenoid valve conducting gas fill port.When second output end of tire pressure controller is high level, 3-position-3-way solenoid valve conducting exhaust channel.When the first output end of tire pressure controller and the second output end are low level, 3-position-3-way solenoid valve makes gas fill port and exhaust channel be in closure state.The utility model can improve the security of vehicle traveling.

Description

A kind of tire pressure controlled system with self-regulation
Technical field
It the utility model is related to automobile ancillary technique field, more particularly to a kind of tire pressure controlled system with self-regulation.
Background technology
Vehicle tire air pressure gradually decreases as run time has, in vehicle Various Seasonal, due to the change of temperature The pressure of tire is set to change.Current vehicle mainly detects tire pressure using tire pressure monitoring system, in tire pressure deficiency Driver is reminded to be inflated.Simultaneously as the size of the air pressure of vehicle tyre influences tire compression amount, tire compression amount determines Contact area between tire and ground, tyre contact area is bigger, adhesive force is bigger.If vehicle is on low adhesive force road surface Upper traveling, it is also easy to produce skidding (such as passing through sand ground).Driving moment now can be improved by reducing the method for tire pressure So that vehicle smoothly passes, and need to recover tire pressure by entering high adhesion force road surface behind the section, to ensure fuel-economy Property.And existing tire pressure monitoring system is realized to tire pressure monitoring, tire can not be carried out according to actual tire pressure requirements Inflation/deflation.
Utility model content
The utility model provides a kind of tire pressure controlled system with self-regulation, solves existing vehicle tyre pressure in difference Under road environment, the problem of tire pressure is too high or too low, the security of vehicle traveling can be improved, reduces vehicle energy loss.
To realize object above, the utility model provides following technical scheme:
A kind of tire pressure controlled system with self-regulation, including:Tire pressure controller, air accumulator, wheel group swivel aerating device, 3-position-3-way solenoid valve;
The interface that the air accumulator turns aerating device by tracheae with the wheel group is connected, the 3-position-3-way solenoid valve It is arranged between the air accumulator and wheel group swivel aerating device;
First output end of the tire pressure controller is connected with the first control terminal of the 3-position-3-way solenoid valve, the tire Second output end of pressure controller is connected with the second control terminal of the 3-position-3-way solenoid valve;
When first output end of the tire pressure controller is high level, the 3-position-3-way solenoid valve turns on the air accumulator With the gas fill port of wheel group swivel aerating device, tire is carried out so that air accumulator turns aerating device by the wheel group Inflation;
When second output end of the tire pressure controller is high level, the 3-position-3-way solenoid valve turns on the wheel group and turned The exhaust channel of body aerating device and the 3-position-3-way solenoid valve, so that tire is vented;
When the first output end of the tire pressure controller and the second output end are low level, the 3-position-3-way electromagnetism Valve is in closure state, the gas fill port and the exhaust channel is in closure state.
Preferably, in addition to:Tyre pressure sensor;
The output end of the tyre pressure sensor is connected with the first input end of the tire pressure controller, the tire pressure controller The voltage signal exported according to the tyre pressure sensor determines the tire pressure of tire;
When the tire pressure is more than the first setting pressure, the second output end output high level of the tire pressure controller;
When the tire pressure is less than the second setting pressure, the first output end output high level of the tire pressure controller, its In, the first setting pressure is more than the described second setting pressure;
When the tire pressure is more than the described second setting pressure and sets pressure less than described first, the tire pressure controller The first output end and the second output end be low level.
Preferably, in addition to:Inflator pump, the first relay and pressure sensor;
The gas outlet of the inflator pump is connected with the air inlet of the air accumulator, and the pressure sensor is arranged on the storage In gas tank, to detect the air pressure in the air accumulator;
Second input of the tire pressure controller is connected with the output end of the pressure sensor, the tire pressure controller The 3rd output end be connected with the coil-end of first relay;
The voltage signal that the tire pressure controller exports according to the pressure sensor determines the air pressure of the air accumulator, When the air pressure of the air accumulator is less than the 3rd setting pressure, the 3rd output end output high level of the tire pressure controller, make institute State the first relay conducting battery positive voltage and the electrical connection of the inflator pump input.
Preferably, in addition to:Temperature sensor;
The output end of the temperature sensor is connected with the 3rd input of the tire pressure controller, the temperature sensor For detecting environment temperature, and it is sent to the tire pressure controller;
When the environment temperature is more than design temperature region, the high electricity of the second output end output of the tire pressure controller It is flat, the pressure of tire is down to the 4th setting pressure;
When the environment temperature is less than the design temperature region, the first output end output of the tire pressure controller is high Level, the pressure of tire is set to be raised to the 5th setting pressure.
Preferably, in addition to:Manual voltage boosting switchs and manual step-down switching;
One end of the manual voltage boosting switch is connected with the positive pole of the battery, the other end of the manual voltage boosting switch It is connected with the 4th input of the tire pressure controller;
One end of the manual step-down switching is connected with the positive pole of the battery, the other end of the manual step-down switching It is connected with the 5th input of the tire pressure controller;
During the manual voltage boosting switch closure, the first output end output high level of the tire pressure controller;
During the manual step-down switching closure, the second output end output high level of the tire pressure controller.
Preferably, in addition to:Combination instrument;
The combination instrument is connected with the tire pressure controller by CAN, and first in the tire pressure controller is defeated When going out end or the second output end output high level, if the pressure of the tire does not change, the tire pressure controller hair Deliver newspaper warning message, the combination instrument is according to the warning message voice broadcast and/or display alarm information.
Preferably, in addition to:The anti-lock braking system module and engine controller being connected with CAN;
The tire pressure controller obtains current vehicle speed, the tire pressure control by CAN from the engine controller Device also obtains vehicle wheel rotational speed by CAN from the anti-lock braking system module;
The tire pressure controller obtains according to the ratio calculation of the product of vehicle wheel rotational speed and wheel circumference and the current vehicle speed To slip rate;
When the slip rate is less than the first setting slip rate threshold value, the tire pressure controller determines that Current vehicle is in and beaten Sliding state, the second output end output high level of the tire pressure controller, so that wheel is depressured;
When the slip rate is more than the second setting slip rate threshold value, the first output end output of the tire pressure controller is high Level, so that wheel is boosted.
The utility model provides a kind of tire pressure controlled system with self-regulation, by tire pressure controller according to wheel tyre pressure Automatically regulation is inflated and be vented, solve existing vehicle tyre pressure under different road environments, tire pressure is too high or too low Problem, the security of vehicle traveling can be improved, reduce vehicle energy loss.
Brief description of the drawings
In order to illustrate more clearly of specific embodiment of the utility model, below by embodiment it is required use it is attached Figure is briefly described.
Fig. 1:It is a kind of schematic diagram of tire pressure controlled system with self-regulation provided by the utility model.
Reference
The relays of K1 first
K2 manual voltage boostings switch
The manual step-down switchings of K3
J1 tyre pressure sensors
J2 temperature sensors
J3 pressure sensors
Embodiment
In order that those skilled in the art more fully understand the scheme of the utility model embodiment, below in conjunction with the accompanying drawings and Embodiment is described in further detail to the utility model embodiment.
For Current vehicle under different road environments, skidding may be produced because tire pressure is too high, or because of the too low speed of tire pressure Reduce.The utility model provides a kind of tire pressure controlled system with self-regulation, by tire pressure controller according to wheel tyre pressure from It is dynamic to be inflated and be vented regulation, solve existing vehicle tyre pressure under different road environments, tire pressure is too high or too low to ask Topic, the security of vehicle traveling can be improved, reduce vehicle energy loss.
As shown in figure 1, be a kind of tire pressure controlled system with self-regulation provided by the utility model, including:Tire pressure control Device processed, air accumulator, wheel group swivel aerating device, 3-position-3-way solenoid valve.The air accumulator is turned by tracheae and the wheel group The interface connection of aerating device, the 3-position-3-way solenoid valve be arranged on the air accumulator and the wheel group swivel aerating device it Between.First output end of the tire pressure controller is connected with the first control terminal of the 3-position-3-way solenoid valve, the tire pressure control Second output end of device processed is connected with the second control terminal of the 3-position-3-way solenoid valve.First output of the tire pressure controller Hold for high level when, the 3-position-3-way solenoid valve, which turns on the air accumulator inflation of aerating device is turned with the wheel group, to be led to Road, tire is inflated so that air accumulator turns aerating device by the wheel group.Second output of the tire pressure controller Hold for high level when, the 3-position-3-way solenoid valve turns on the wheel group swivel aerating device and the 3-position-3-way solenoid valve Exhaust channel, so that tire is vented.When the first output end of the tire pressure controller and the second output end are low level, institute State 3-position-3-way solenoid valve and be in closure state, the gas fill port and the exhaust channel is in closure state.
In actual applications, the interface of wheel group swivel aerating device is connected with the gas outlet of 3-position-3-way solenoid valve, three When first control coil of position-3-way solenoid valve is powered, the air inlet of 3-position-3-way solenoid valve communicates with gas outlet, at three When second control coil of three-way magnetic valve is powered, the exhaust outlet of 3-position-3-way solenoid valve communicates with gas outlet, and now, tire leads to Cross vent decompression.Tire pressure controller is by controlling 3-position-3-way solenoid valve to make the tire pressure in wheel adjusted, with full The different road surfaces of foot or the driving requirements of environment.
As shown in figure 1, the system also includes:Tyre pressure sensor J1.Tyre pressure sensor J1 output end and the tire pressure control The first input end of device processed is connected, and the voltage signal that the tire pressure controller exports according to the tyre pressure sensor determines tire Tire pressure.When the tire pressure is more than the first setting pressure, the second output end output high level of the tire pressure controller.Described When tire pressure is less than the second setting pressure, the first output end output high level of the tire pressure controller, wherein, first setting Pressure is more than the described second setting pressure.It is more than the described second setting pressure and less than the described first setting pressure in the tire pressure When, the first output end and the second output end of the tire pressure controller are low level.
Further, the system also includes:Inflator pump, the first relay K1 and pressure sensor J3.The inflator pump goes out Gas port is connected with the air inlet of the air accumulator, and the pressure sensor J3 is arranged in the air accumulator, to detect the storage Air pressure in gas tank.Second input of the tire pressure controller is connected with the output end of the pressure sensor, the tire pressure 3rd output end of controller is connected with the coil-end of the first relay K1.The tire pressure controller passes according to the pressure The voltage signal of sensor J3 outputs determines the air pressure of the air accumulator, is less than the 3rd setting pressure in the air pressure of the air accumulator When, the 3rd output end output high level of the tire pressure controller, make the first relay K1 conducting battery positive voltage and institute State the electrical connection of inflator pump input.
As shown in figure 1, the system also includes:Temperature sensor J2.Temperature sensor J2 output end and the tire pressure control 3rd input of device processed is connected, and temperature sensor J2 is used to detect environment temperature, and is sent to the tire pressure controller.Institute When stating environment temperature and being more than design temperature region, the second output end output high level of the tire pressure controller, make the pressure of tire Power is down to the 4th setting pressure.When the environment temperature is less than the design temperature region, the first of the tire pressure controller Output end exports high level, the pressure of tire is raised to the 5th setting pressure.
Further, the system also includes:Manual voltage boosting switchs K2 and manual step-down switching K3.The one of manual voltage boosting switch K2 End is connected with the positive pole of the battery, the 4th input phase of manual voltage boosting switch the K2 other end and the tire pressure controller Even.Manual step-down switching K3 one end is connected with the positive pole of the battery, manual step-down switching the K3 other end and the tire 5th input of pressure controller is connected.During manual voltage boosting switch K2 closures, the first output end output of the tire pressure controller High level.During manual step-down switching K3 closures, the second output end output high level of the tire pressure controller.
The system also includes:Combination instrument.The combination instrument is connected with the tire pressure controller by CAN, When the first output end of the tire pressure controller or the second output end output high level, if the pressure of the tire does not become Change, then the tire pressure controller sends warning message, and the combination instrument is according to the warning message voice broadcast and/or display Warning message.
Further, the system also includes:The anti-lock braking system module and engine controller being connected with CAN.It is described Tire pressure controller obtains current vehicle speed by CAN from the engine controller, and the tire pressure controller is also total by CAN Line obtains vehicle wheel rotational speed from the anti-lock braking system module.The tire pressure controller is according to vehicle wheel rotational speed and the product of wheel circumference Slip rate is obtained with the ratio calculation of the current vehicle speed.It is described when the slip rate is less than the first setting slip rate threshold value Tire pressure controller determines that Current vehicle is in slipping state, and the second output end of the tire pressure controller exports high level, so that Wheel is depressured.When the slip rate is more than the second setting slip rate threshold value, the first output end of the tire pressure controller High level is exported, so that wheel is boosted.
Specifically, tire controller obtains current vehicle speed from engine controller, and is obtained from anti-lock braking system module Current vehicle wheel rotational speed, current wheel half is obtained by the tire pressure and the radius of wheel table of comparisons that are stored in tire pressure controller Footpath.If the product of vehicle wheel rotational speed and wheel circumference is more than current speed and illustrates that Current vehicle is in slipping state, wheel The ratio of the product and current vehicle speed of rotating speed and wheel circumference is slip rate, allows certain slip rate to exist during normally travel. When slip rate is less than the first setting slip rate threshold value, that is, illustrate that Current vehicle belongs to serious skidding, tire pressure controller will be to car Wheel is depressured, until vehicle slip rate reaches boundary condition.If slip rate is more than the second slip rate threshold value, tire pressure is now taken turns Controller will increase pressure to vehicle, to improve VE Vehicle Economy.
It can be seen that the utility model provides a kind of tire pressure controlled system with self-regulation, by tire pressure controller according to car Wheel tire pressure be inflated and be vented automatically regulation, solve existing vehicle tyre pressure under different road environments, tire pressure it is too high or The problem of too low, the security of vehicle traveling can be improved, reduce vehicle energy loss.
Construction, feature and action effect of the present utility model is described in detail according to diagrammatically shown embodiment above, with Upper described is only preferred embodiment of the present utility model, but the utility model is to limit practical range shown in drawing, it is every according to According to the made change of conception of the present utility model, or the equivalent embodiment of equivalent variations is revised as, still without departing from specification and figure , all should be in the scope of protection of the utility model when showing covered spirit.

Claims (7)

  1. A kind of 1. tire pressure controlled system with self-regulation, it is characterised in that including:Tire pressure controller, air accumulator, wheel group swivel Aerating device, 3-position-3-way solenoid valve;
    The interface that the air accumulator turns aerating device by tracheae with the wheel group is connected, and the 3-position-3-way solenoid valve is set Between the air accumulator and wheel group swivel aerating device;
    First output end of the tire pressure controller is connected with the first control terminal of the 3-position-3-way solenoid valve, the tire pressure control Second output end of device processed is connected with the second control terminal of the 3-position-3-way solenoid valve;
    When first output end of the tire pressure controller is high level, the 3-position-3-way solenoid valve turns on the air accumulator and institute The gas fill port of wheel group swivel aerating device is stated, tire is filled so that air accumulator turns aerating device by the wheel group Gas;
    When second output end of the tire pressure controller is high level, the 3-position-3-way solenoid valve turns on the wheel group swivel and filled The exhaust channel of device of air and the 3-position-3-way solenoid valve, so that tire is vented;
    When the first output end of the tire pressure controller and the second output end are low level, at the 3-position-3-way solenoid valve In closure state, the gas fill port and the exhaust channel is set to be in closure state.
  2. 2. tire pressure controlled system with self-regulation according to claim 1, it is characterised in that also include:Tire pressure senses Device;
    The output end of the tyre pressure sensor is connected with the first input end of the tire pressure controller, the tire pressure controller according to The voltage signal of the tyre pressure sensor output determines the tire pressure of tire;
    When the tire pressure is more than the first setting pressure, the second output end output high level of the tire pressure controller;
    When the tire pressure is less than the second setting pressure, the first output end output high level of the tire pressure controller, wherein, institute The first setting pressure is stated more than the described second setting pressure;
    It is more than the described second setting pressure in the tire pressure and during less than the described first setting pressure, the of the tire pressure controller One output end and the second output end are low level.
  3. 3. tire pressure controlled system with self-regulation according to claim 2, it is characterised in that also include:Inflator pump, One relay and pressure sensor;
    The gas outlet of the inflator pump is connected with the air inlet of the air accumulator, and the pressure sensor is arranged on the air accumulator It is interior, to detect the air pressure in the air accumulator;
    Second input of the tire pressure controller is connected with the output end of the pressure sensor, and the of the tire pressure controller Three output ends are connected with the coil-end of first relay;
    The voltage signal that the tire pressure controller exports according to the pressure sensor determines the air pressure of the air accumulator, described When the air pressure of air accumulator is less than the 3rd setting pressure, the 3rd output end output high level of the tire pressure controller, make described the One relay turns on battery positive voltage and the electrical connection of the inflator pump input.
  4. 4. tire pressure controlled system with self-regulation according to claim 3, it is characterised in that also include:TEMP Device;
    The output end of the temperature sensor is connected with the 3rd input of the tire pressure controller, and the temperature sensor is used for Environment temperature is detected, and is sent to the tire pressure controller;
    When the environment temperature is more than design temperature region, the second output end output high level of the tire pressure controller, make The pressure of tire is down to the 4th setting pressure;
    When the environment temperature is less than the design temperature region, the high electricity of the first output end output of the tire pressure controller It is flat, the pressure of tire is raised to the 5th setting pressure.
  5. 5. tire pressure controlled system with self-regulation according to claim 4, it is characterised in that also include:Manual voltage boosting Switch and manual step-down switching;
    One end of the manual voltage boosting switch is connected with the positive pole of the battery, the other end of the manual voltage boosting switch and institute The 4th input for stating tire pressure controller is connected;
    One end of the manual step-down switching is connected with the positive pole of the battery, the other end of the manual step-down switching and institute The 5th input for stating tire pressure controller is connected;
    During the manual voltage boosting switch closure, the first output end output high level of the tire pressure controller;
    During the manual step-down switching closure, the second output end output high level of the tire pressure controller.
  6. 6. tire pressure controlled system with self-regulation according to claim 5, it is characterised in that also include:Combination instrument;
    The combination instrument is connected with the tire pressure controller by CAN, in the first output end of the tire pressure controller Or during the second output end output high level, if the pressure of the tire does not change, the tire pressure controller sends report Warning message, the combination instrument is according to the warning message voice broadcast and/or display alarm information.
  7. 7. tire pressure controlled system with self-regulation according to claim 6, it is characterised in that also include:With CAN Connected anti-lock braking system module and engine controller;
    The tire pressure controller obtains current vehicle speed by CAN from the engine controller, and the tire pressure controller is also Vehicle wheel rotational speed is obtained from the anti-lock braking system module by CAN;
    The tire pressure controller is slided according to the ratio calculation of the product of vehicle wheel rotational speed and wheel circumference and the current vehicle speed Shifting rate;
    When the slip rate is less than the first setting slip rate threshold value, the tire pressure controller determines that Current vehicle is in skidding shape State, the second output end output high level of the tire pressure controller, so that wheel is depressured;
    When the slip rate is more than the second setting slip rate threshold value, the high electricity of the first output end output of the tire pressure controller It is flat, so that wheel is boosted.
CN201720740728.7U 2017-06-23 2017-06-23 A kind of tire pressure controlled system with self-regulation Expired - Fee Related CN207000071U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201720740728.7U CN207000071U (en) 2017-06-23 2017-06-23 A kind of tire pressure controlled system with self-regulation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201720740728.7U CN207000071U (en) 2017-06-23 2017-06-23 A kind of tire pressure controlled system with self-regulation

Publications (1)

Publication Number Publication Date
CN207000071U true CN207000071U (en) 2018-02-13

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109341944A (en) * 2018-10-16 2019-02-15 中国汽车技术研究中心有限公司 It is a kind of for testing the device and method of tire pressure monitoring system performance
CN110509727A (en) * 2018-05-22 2019-11-29 烟台汽车工程职业学院 A kind of tire control system automatically adjusting attachment coefficient
CN114801597A (en) * 2022-05-13 2022-07-29 岚图汽车科技有限公司 Vehicle and tire pressure adjusting device thereof
CN115648861A (en) * 2022-08-30 2023-01-31 重庆长安汽车股份有限公司 System and method for automatically adjusting tire pressure

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110509727A (en) * 2018-05-22 2019-11-29 烟台汽车工程职业学院 A kind of tire control system automatically adjusting attachment coefficient
CN110509727B (en) * 2018-05-22 2024-02-13 烟台汽车工程职业学院 Tire control system capable of automatically adjusting attachment coefficient
CN109341944A (en) * 2018-10-16 2019-02-15 中国汽车技术研究中心有限公司 It is a kind of for testing the device and method of tire pressure monitoring system performance
CN114801597A (en) * 2022-05-13 2022-07-29 岚图汽车科技有限公司 Vehicle and tire pressure adjusting device thereof
CN114801597B (en) * 2022-05-13 2023-10-20 岚图汽车科技有限公司 Vehicle and device for adjusting tire pressure and temperature thereof
CN115648861A (en) * 2022-08-30 2023-01-31 重庆长安汽车股份有限公司 System and method for automatically adjusting tire pressure

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Granted publication date: 20180213

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