CN103879242A - Vehicle and dynamic tyre inflation system thereof - Google Patents
Vehicle and dynamic tyre inflation system thereof Download PDFInfo
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- CN103879242A CN103879242A CN201210560732.7A CN201210560732A CN103879242A CN 103879242 A CN103879242 A CN 103879242A CN 201210560732 A CN201210560732 A CN 201210560732A CN 103879242 A CN103879242 A CN 103879242A
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Abstract
The invention provides a vehicle and a dynamic tyre inflation system thereof. The inflation system comprises: an air pumping device disposed between a back suspension of the vehicle and a vehicle body and pumping air through compression of the back suspension; an air storage device connected to the air pumping device so as to storage the air pumped from the air pumping device; an air pumping valve disposed between the air pumping device and the air storage device so as to allow the air pumping device to inflate the air storage device; a first overflow valve connected to the air storage device so as to prevent the pressure of the air storage device from exceeding a preset pressure; tyres connected to the air storage device; an electromagnetic valve disposed between the air storage device and the tyres so as to control the connection and disconnection of the air storage device and the tyres; a vehicle wheel valve disposed between the electromagnetic valve and the tyres so as to allow the tyres to be inflated; and an electric control unit connected to the electromagnetic valve so as to control the open and close of the electromagnetic valve. The air pumping device of the dynamic tyre inflation system is disposed between the vehicle body and the back suspension, can recover impact energy and convert the energy into a driving force needed for air pumping, and guarantees the traffic safety.
Description
Technical field
The present invention relates to vehicle technology field, particularly relate to a kind of vehicle and automatic tire inflation system thereof.
Background technology
Automatic tyre air inflation technology is a very practical technology, in military-designed vehicle and High Performance overland vehicle, is widely used.By regulating the pressure of tire, can make vehicle travel and can both reach best traction effect under different pavement conditions, improve carrying capacity, guarantee safety.The in the situation that of vehicle tyre et out of order, can maintain tire pressure, vehicle be got rid of poverty and save oneself.
In common civil car, due to this cover system weight macrostructure complexity, do not used at present, tire pressure monitoring system is generally only housed, jeopardizing safe in the situation that, provide safety warning to driver.
But the automatic tyre air inflation technology of current use is central tire air-charging and air-discharging system, this system is used the air pump that is arranged on vehicle body, and storage tank and electronic control system complete inflation and venting by the rotary air chamber that passes through axis wheel to wheel.Although but the powerful structure of this system is too complicated, cost is high, and fault rate is high, and mounting arrangements need to additionally take up room.Substantially do not need for ordinary passenger car the function that bleeds a tire, as long as can simply just can meet the demands to tyre inflating to rated pressure.
Manned vehicle is much all equipped with tire inflation pressure determining system at present, but these means can only play prevention effect, running into the irretentive situation of tire fault pressure, still need external rescue.
Summary of the invention
The present invention is intended at least solve one of technical matters existing in prior art.For this reason, one object of the present invention is to propose a kind of without external power supply and vehicle tyre dynamic gas pressure system simple in structure.
Another object of the present invention is to propose a kind of vehicle with this automatic tire inflation system.
The vehicle tyre dynamic gas pressure system of embodiment according to an aspect of the present invention, comprising: pump device, and described pump device is located between the rear suspension of described vehicle and car body and carries out pump gas by the compression of described rear suspension; Accumulator unit, described accumulator unit is connected to store the gas that described pump device pumps with described pump device; Pump air valve, described pump air valve is located between described pump device and described accumulator unit to allow described pump device to inflate in described accumulator unit; The first by pass valve, described the first by pass valve is connected with described accumulator unit to prevent that the pressure in described accumulator unit from exceeding establishes pressure; Tire, described tire is connected with described accumulator unit; Electromagnetic valve, described electromagnetic valve is located between described accumulator unit and described tire and disconnects with the connected sum of controlling between described accumulator unit and described tire; Wheel valve, described wheel valve is located between described electromagnetic valve and described tire and inflates in described tire with permission; And ECU (Electrical Control Unit), described ECU (Electrical Control Unit) and described electromagnetic valve are connected to control the switching of described electromagnetic valve.
Thus, according to the vehicle tyre dynamic gas pressure system of the embodiment of the present invention, by pump device being located between car body and rear suspension, not only can by vehicle because of jolt produce impact energy reclaim and be converted into the required propulsive effort of pump gas, save energy consumption, and can guarantee that by the control of ECU (Electrical Control Unit) tire, in suitable tire pressure, guaranteed traffic safety.In addition, the vehicle tyre dynamic gas pressure system of the embodiment of the present invention is simple in structure, is convenient to manufacture and maintenance, is suitable for family-sized car and uses.
In addition, vehicle according to the invention automatic tire inflation system also has following additional technical feature:
According to one embodiment of present invention, also comprise the first pressure sensor that detects described accumulator unit internal pressure and the second pressure sensor that detects described tyre inner pressure, described first, second pressure sensor is connected with described ECU (Electrical Control Unit) respectively.
According to one embodiment of present invention, also comprise the rotary air chamber being located between described electromagnetic valve and described wheel valve.
According to one embodiment of present invention, also comprise that the second by pass valve being connected with described tire exceedes preset pressure to prevent the pressure in described tire.
According to one embodiment of present invention, also comprise and be located at the indoor control panel of described vehicular drive to regulate the preset pressure of described tire.
According to one embodiment of present invention, described pump device comprises cylinder and is located at the piston in described cylinder.
According to one embodiment of present invention, described pump air valve is check valve.
According to one embodiment of present invention, described wheel valve is check valve.
The vehicle of embodiment according to an aspect of the present invention, comprises the vehicle tyre dynamic gas pressure system described in above-mentioned any one embodiment.
Can make vehicle fully recycle due to the produced impact energy of jolting by vehicle tyre dynamic gas pressure system, just can realize the real-time inflation to tire without separately establishing propulsion source for pump device, that tire is always under suitable tire pressure, guarantee the safety of vehicle, and vehicle structure of the present invention is simple, be convenient to manufacture and maintenance.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the schematic diagram of the vehicle tyre dynamic gas pressure system of the embodiment of the present invention.
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment being described with reference to the drawings, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", orientation or the position relationship of indications such as " outward " are based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, rather than device or the element of indication or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the invention, except as otherwise noted, the implication of " multiple " is two or more.
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can particular case understand above-mentioned term concrete meaning in the present invention.
Describe according to the vehicle tyre dynamic gas pressure system of the embodiment of the present invention below with reference to Fig. 1.
As shown in Figure 1, according to the vehicle tyre dynamic gas pressure system of the embodiment of the present invention, comprising: pump device 10, accumulator unit 20, pump air valve 11, the first by pass valve 21, tire 30, electromagnetic valve 40, wheel valve 31 and ECU (Electrical Control Unit) 50.
Particularly, pump device 10 is located between the rear suspension and car body of vehicle, is arranged side by side with vehicle shock absorber.When vehicle in the process of moving due to the bumper that jolts when compressed pump device 10 also compressed together.
Like this, pump device 10 of the present invention without external connection power source with driven plunger 13 crank motions, but by pump device 10 being arranged on to the impact energy driving pump device of air 10 that can realize between vehicle body and rear suspension by producing in Vehicle Driving Cycle process to the interior inflation of accumulator unit 20, utilize and reclaimed the energy being wasted from dividing, reaching the object of saving energy consumption of vehicles.In addition, pump device 10 is located between vehicle body and rear suspension and can additionally take vehicle body space, can not exert an influence to vehicle body topological design.
Because pump device 10 is along with Vehicle Driving Cycle constantly carries out pump gas, therefore may also continues to the interior pump gas of accumulator unit 20 arriving after the preset pressure of accumulator unit 20, thereby cause hypertonia in accumulator unit 20 and impaired.Therefore, accumulator unit 20 is provided with the first by pass valve 21, and when the pressure in accumulator unit 20 exceedes after preset pressure, the first by pass valve 21 opens that accumulator unit 20 is carried out to pressure release, when the pressure in accumulator unit 20 drop to preset pressure once after, the first by pass valve 21 is closed.
As shown in Figure 1, tire 30 is connected with accumulator unit 20, electromagnetic valve 40 is located between accumulator unit 20 and tire 30, when the pressure in tire is less than set pressure, and the pressure in accumulator unit 20 is during higher than pressure in tire 30, electromagnetic valve 40 is in the close position to be communicated with accumulator unit 20 and tire 30, and accumulator unit 20 is inflated to tire 30.
ECU (Electrical Control Unit) 50 is connected with electromagnetic valve 40, and ECU (Electrical Control Unit) 50 is controlled the closed and disconnected of electromagnetic valve 40 according to the pressure in each tire and accumulator unit, and then controls accumulator unit 20 and inflate to tire 30.
Thus, according to the vehicle tyre dynamic gas pressure system of the embodiment of the present invention, by pump device 10 is located between car body and rear suspension, not only can by vehicle because of jolt produce impact energy reclaim and be converted into the required propulsive effort of pump gas, save energy consumption, and can guarantee that by the control of ECU (Electrical Control Unit) tire, in suitable tire pressure, guaranteed traffic safety.In addition, the vehicle tyre dynamic gas pressure system of the embodiment of the present invention is simple in structure, is convenient to manufacture and maintenance, is suitable for family-sized car and uses.
According to some embodiments of the present invention, as shown in Figure 1, vehicle tyre dynamic gas pressure system also comprises for detection of the first pressure sensor 61 of accumulator unit 20 internal pressures with for detection of the second pressure sensor 62 of the internal pressure of tire 30.First, second pressure sensor 61,62 is connected with ECU (Electrical Control Unit) 50 respectively.
After the second pressure sensor 62 detects that pressure in tire 30 is lower than tire preset pressure, control unit can judge whether opens solenoid valve 40 according to the testing result of the first pressure sensor 61, if when now the pressure in accumulator unit 20 is greater than the pressure in tire 30,50 opens solenoid valve 40 of control unit, are filled with in tire 30 gas in accumulator unit 20.Reach after preset pressure when the second pressure sensor 62 detects the pressure in tire 30, control unit 50 shut electromagnetic valves, stop to the interior inflation of tire 30.
Vehicle tyre dynamic gas pressure system also comprises the second by pass valve 32 being connected with tire 30.Pressure in tire 30 exceedes preset pressure, can, by with the second by pass valve 32 pressure releases, prevent hypertonia and transition inflation in tire 30.
Vehicle tyre dynamic gas pressure system also comprises the rotary air chamber 70 being located between electromagnetic valve 40 and wheel valve.High pressure gas flow to the rotary air chamber 70 through core wheel from accumulator unit 20 by pipeline and electromagnetic valve 40, then flow to the air-filled pore in wheel hub by wheel valve 31, are finally filled with tire 30 from air-filled pore.
In addition, the indoor control panel 80 being connected with control unit 50 that is also provided with of vehicular drive, by the control panel 80 chaufeurs preset pressure in manual regulation tire 30 as required.
Vehicle according to the embodiment of the present invention is described below.
Comprise the vehicle tyre dynamic gas pressure system described in above-mentioned any one embodiment according to the vehicle of the embodiment of the present invention.Can make vehicle fully recycle due to the produced impact energy of jolting by vehicle tyre dynamic gas pressure system, just can realize the real-time inflation to tire without separately establishing propulsion source for pump device, that tire is always under suitable tire pressure, guarantee the safety of vehicle, and vehicle structure of the present invention is simple, be convenient to manufacture and maintenance.
Other formations of the vehicle of the embodiment of the present invention can be well known by persons skilled in the art, do not repeat them here.
In the description of this specification sheets, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (9)
1. a vehicle tyre dynamic gas pressure system, is characterized in that, comprising:
Pump device, described pump device is located between the rear suspension of described vehicle and car body and carries out pump gas by the compression of described rear suspension;
Accumulator unit, described accumulator unit is connected to store the gas that described pump device pumps with described pump device;
Pump air valve, described pump air valve is located between described pump device and described accumulator unit to allow described pump device to inflate in described accumulator unit;
The first by pass valve, described the first by pass valve is connected with described accumulator unit to prevent that the pressure in described accumulator unit from exceeding establishes pressure;
Tire, described tire is connected with described accumulator unit;
Electromagnetic valve, described electromagnetic valve is located between described accumulator unit and described tire and disconnects with the connected sum of controlling between described accumulator unit and described tire;
Wheel valve, described wheel valve is located between described electromagnetic valve and described tire and inflates in described tire with permission; With
ECU (Electrical Control Unit), described ECU (Electrical Control Unit) and described electromagnetic valve are connected to control the switching of described electromagnetic valve.
2. vehicle tyre dynamic gas pressure system according to claim 1, it is characterized in that, also comprise the first pressure sensor that detects described accumulator unit internal pressure and the second pressure sensor that detects described tyre inner pressure, described first, second pressure sensor is connected with described ECU (Electrical Control Unit) respectively.
3. vehicle tyre dynamic gas pressure system according to claim 1, is characterized in that, also comprises the rotary air chamber being located between described electromagnetic valve and described wheel valve.
4. vehicle tyre dynamic gas pressure system according to claim 1, is characterized in that, also comprises that the second by pass valve being connected with described tire exceedes preset pressure to prevent the pressure in described tire.
5. vehicle tyre dynamic gas pressure system according to claim 1, is characterized in that, also comprises and is located at the indoor control panel of described vehicular drive to regulate the preset pressure of described tire.
6. according to the vehicle tyre dynamic gas pressure system described in any one in claim 1-5, it is characterized in that, described pump device comprises cylinder and is located at the piston in described cylinder.
7. vehicle tyre dynamic gas pressure system according to claim 1, is characterized in that, described pump air valve is check valve.
8. vehicle tyre dynamic gas pressure system according to claim 1, is characterized in that, described wheel valve is check valve.
9. a vehicle, is characterized in that, comprises the vehicle tyre dynamic gas pressure system described in any one in claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210560732.7A CN103879242B (en) | 2012-12-20 | 2012-12-20 | Vehicle and automatic tire inflation system thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210560732.7A CN103879242B (en) | 2012-12-20 | 2012-12-20 | Vehicle and automatic tire inflation system thereof |
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| CN103879242A true CN103879242A (en) | 2014-06-25 |
| CN103879242B CN103879242B (en) | 2016-05-04 |
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| CN201210560732.7A Active CN103879242B (en) | 2012-12-20 | 2012-12-20 | Vehicle and automatic tire inflation system thereof |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107215157A (en) * | 2017-06-23 | 2017-09-29 | 河北御捷时代汽车有限公司 | The modelling pressure of tire self-control system of electric automobile |
| CN107225916A (en) * | 2017-06-23 | 2017-10-03 | 河北御捷时代汽车有限公司 | Electric automobile air pressure adjustment system and method based on road shock model |
| CN109477318A (en) * | 2016-06-10 | 2019-03-15 | 丹帕克有限公司 | The method of road building machine and the road building machine for running oneself traveling |
| CN109823121A (en) * | 2019-02-20 | 2019-05-31 | 上海汽车集团股份有限公司 | Central tire inflation/deflation automatic control system and method |
| CN110001332A (en) * | 2019-03-18 | 2019-07-12 | 江苏大学 | A kind of tyre explosion safety suspension system and control method and vehicle |
| CN110053430A (en) * | 2018-01-18 | 2019-07-26 | 郑州宇通客车股份有限公司 | Tire pressure control method and tire deflation system charge, vehicle |
| CN111678045A (en) * | 2020-05-26 | 2020-09-18 | 杭州朝阳橡胶有限公司 | Method for recycling compressed gas of dynamic balancing machine tire |
| CN112477529A (en) * | 2020-11-30 | 2021-03-12 | 浙江吉利控股集团有限公司 | Tire pressure compensation device, method and system |
| WO2021133296A1 (en) * | 2019-12-27 | 2021-07-01 | Turkiye'nin Otomobili Girisim Grubu Sanayi Ve Ticaret A.S. | Tyre pressure regulation system |
| US20220203767A1 (en) * | 2020-12-24 | 2022-06-30 | Agco International Gmbh | Tires and wheels comprising adjustable stiffening lines, and machines having same |
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| CN108313024A (en) * | 2018-01-04 | 2018-07-24 | 纳恩博（天津）科技有限公司 | Inflation method and charger |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110001332A (en) * | 2019-03-18 | 2019-07-12 | 江苏大学 | A kind of tyre explosion safety suspension system and control method and vehicle |
| CN110001332B (en) * | 2019-03-18 | 2021-08-03 | 江苏大学 | Tire burst safety suspension system, control method and vehicle |
| WO2021133296A1 (en) * | 2019-12-27 | 2021-07-01 | Turkiye'nin Otomobili Girisim Grubu Sanayi Ve Ticaret A.S. | Tyre pressure regulation system |
| CN111678045A (en) * | 2020-05-26 | 2020-09-18 | 杭州朝阳橡胶有限公司 | Method for recycling compressed gas of dynamic balancing machine tire |
| CN112477529A (en) * | 2020-11-30 | 2021-03-12 | 浙江吉利控股集团有限公司 | Tire pressure compensation device, method and system |
| US20220203767A1 (en) * | 2020-12-24 | 2022-06-30 | Agco International Gmbh | Tires and wheels comprising adjustable stiffening lines, and machines having same |
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| CN103879242B (en) | 2016-05-04 |
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