CN205327194U - Automobile body rigidity adjusting system - Google Patents

Automobile body rigidity adjusting system Download PDF

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Publication number
CN205327194U
CN205327194U CN201521116706.0U CN201521116706U CN205327194U CN 205327194 U CN205327194 U CN 205327194U CN 201521116706 U CN201521116706 U CN 201521116706U CN 205327194 U CN205327194 U CN 205327194U
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air spring
tire
air
suspension system
automobile body
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CN201521116706.0U
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Chinese (zh)
Inventor
庞辉
陈英
金森
陈嘉楠
刘凡
王延
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Xian University of Technology
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Xian University of Technology
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Abstract

The utility model discloses an automobile body rigidity adjusting system, fill gassing system and suspension system including air supply system, test control system, floated driver's cabin air spring suspension system, tire central authorities at 2. An automobile body rigidity adjusting system, through 2 floated driver's cabin air spring suspension system, gassing system and suspension system's ingenious combination is filled by tire central authorities, not only can realize the real time control to automobile body rigidity, the ride performance of vehicle has been improved, the trafficability characteristic, drive travelling comfort and collision security, the dynamic load of driver's cabin tie point has been reduced, simultaneously through the switching control, rationally arrange according to the load of difference between tertiary the regulation, satisfy the different requirements of different road conditions to tire rigidity, and furthest maintains automobile body rigidity, be favorable to A -optimal design, the development trend that accords with vehicle dynamics control integration ization.

Description

A kind of body stiffness regulates system
Technical field
This utility model belongs to Advanced Automotive Automatic Control field, relates to a kind of body stiffness and regulates system。
Background technology
Different running environments, the requirement of body stiffness is different by automobile。Traditional body stiffness regulates mainly through solely changing what suspension system rigidity realized, but its range of accommodation is very limited, causes being difficult to ensure that by performance and ride performance of vehicle。
Center Tyre Inflation/Deflation System (CTIS) is a set of can to make automobile under steam or all can continuous detecting and regulate tire pressure during stagnation of movement, to adapt to different road surface, improve the system of automobile passability, be mainly used on some engineering trucks and heavy-duty off-road vehicle。When working under desirable tire pressure value by maintaining vehicle, it is possible to obtain better maneuverability and comfortableness, reduce sliding of trackslipping, thus improving pull strength and the power of vehicle。Meanwhile, maintain desirable tire pressure and reduce fuel oil consumption and the tire wear of automobile, be therefore greatly saved the job costs of vehicle。In tire pressure adjustment process, it is also possible to realize the adjustment of the adjustment to body stiffness and vehicle ride performance。Current Center Tyre Inflation/Deflation System and two-point levitation formula cab air spring suspension system are all applied individually to any on vehicle, both are quite similar in principle, if both are appropriately combined, it is possible not only to realize the adjustment of body stiffness simultaneously and improves ride comfort, crashworthiness, and that effect will be good than two independent roles is many。
Utility model content
The purpose of this utility model is in that to provide a kind of body stiffness to regulate system, by the combination of two-point levitation formula cab air spring suspension system, Center Tyre Inflation/Deflation System and suspension system, it is achieved the real-time control of right body stiffness。
This utility model be the technical scheme is that a kind of body stiffness regulates system, including air supply system, test control system, two-point levitation formula cab air spring suspension system, Center Tyre Inflation/Deflation System and suspension system;
Air supply system includes air compressor, and air compressor is connected with oil water separator and air accumulator successively, and air accumulator is connected with air spring a and tire b respectively by three-way valve;
Test control system includes the pressure transducer a being arranged on tire b and the height sensor a being arranged on axletree, also include the pressure transducer b being arranged on air spring a and the height sensor b being arranged on bottom plate of driving cab, pressure transducer a, height sensor a, pressure transducer b and height sensor b are connected with electronic control unit respectively, and electronic control unit is connected with stiffness tuning control station;
Two-point levitation formula cab air spring suspension system is arranged between driver's cabin and vehicle frame, including the air spring a making cabin front suspension put and air spring b and the hydraulic cylinder a and hydraulic cylinder b that make driving cab rear suspension, between described air spring a and three-way valve, it is provided with the electromagnetic valve d and electromagnetic valve c for controlling air spring a inflation/deflation;
Center Tyre Inflation/Deflation System includes the electromagnetic valve a and electromagnetic valve b for the controlling tire b inflation/deflation that are arranged between described tire b and described three-way valve;
Suspension system includes the flexible member b and the amortisseur a that are arranged on axletree。
Feature of the present utility model also resides in:
Check valve it is provided with between air compressor and oil water separator。
Air accumulator is provided with drain valve。
Stiffness tuning control station includes switch, road conditions selection knob, rigidity display table, fault cues lamp and switching display lamp。
Electronic control unit includes microprocessor, memorizer, input/output interface, digital to analog converter and shaping, drive integrated circult。
The beneficial effects of the utility model are: a kind of body stiffness regulates system, by two-point levitation formula cab air spring suspension system, the ingenious combination of Center Tyre Inflation/Deflation System and suspension system, it is possible not only to realize the real-time control to body stiffness, improve the ride performance of vehicle, the property passed through, ride comfort and crashworthiness, reduce the dynamic load of driver's cabin junction point, pass through switching control simultaneously, according to different load-carrying reasonable arrangements between three grades of adjustments, meet the different requirements for tire stiffness of the different road conditions, and maintain body stiffness to greatest extent, be conducive to optimal design, meet the development trend that Study on Vehicle Dynamic Control is integrated。
Accompanying drawing explanation
Fig. 1 is the structural representation that a kind of body stiffness of this utility model regulates system;
Fig. 2 is the structural representation of stiffness tuning control station in a kind of body stiffness adjustment system of this utility model。
In figure, 1. tire a, 2. axletree, 3. flexible member a, 4. amortisseur a, 5. pressure transducer a, 6. height sensor a, 7. tire b, 8. flexible member b, 9. amortisseur b, 10. air compressor, 11. check valve, 12. drain valve, 13. electromagnetic valve a, 14. electromagnetic valve b, 15. electromagnetic valve c, 16. electronic control unit, 17. electromagnetic valve d, 18. three-way valve, 19. air accumulator, 20. oil water separator, 21. vehicle frame, 22. hydraulic cylinder a, 23. air spring a, 24. pressure transducer b, 25. height sensor b, 26. hydraulic cylinder b, 27. driver's seat, 28. stiffness tuning control station, 29. front passenger's seat, 30. air spring b, 31. bottom plate of driving cab, 32. switch, 33. road conditions select knob, 34. rigidity display table, 35. fault cues lamp, 36. switching display lamp。
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, this utility model is described in detail。
A kind of body stiffness of this utility model regulates the structure of system, as it is shown in figure 1, include air supply system, test control system, two-point levitation formula cab air spring suspension system and Center Tyre Inflation/Deflation System;Air supply system includes air compressor 10, and air compressor 10 is connected with oil water separator 20 and air accumulator 19 successively, and air accumulator 19 is connected with air spring a23 and tire b7 respectively by three-way valve 18;Test control system includes the pressure transducer a5 being arranged on tire b7 and the height sensor a6 being arranged on axletree 2, also include the pressure transducer b24 being arranged on air spring a23 and the height sensor b25 being arranged on bottom plate of driving cab 31, pressure transducer a5, height sensor a6, pressure transducer b24 and height sensor b25 are connected with electronic control unit 16 respectively, and electronic control unit 16 is connected with stiffness tuning control station 28;Two-point levitation formula cab air spring suspension system is arranged between driver's cabin and vehicle frame 21, including the air spring a23 making cabin front suspension put and air spring b30 and the hydraulic cylinder a22 and hydraulic cylinder b26 that make driving cab rear suspension, between air spring a23 and three-way valve 18, it is provided with the electromagnetic valve d17 and electromagnetic valve c15 for controlling air spring a23 inflation/deflation;Center Tyre Inflation/Deflation System includes the electromagnetic valve a13 and electromagnetic valve b14 for the controlling tire b7 inflation/deflation that are arranged between tire b7 and three-way valve 18, suspension system includes the flexible member b8 and the amortisseur a4 that are arranged on axletree 2, it is provided with check valve 11 between air compressor 10 and oil water separator 20, air accumulator 19 is provided with drain valve 12;
Electronic control unit includes microprocessor, memorizer, input/output interface, digital to analog converter and shaping, drive integrated circult;
As in figure 2 it is shown, stiffness tuning control station 28 includes switch 32, road conditions selection knob 33, rigidity display table 34, fault cues lamp 35 and switching display lamp 36。
Additionally, owing to map sheet limits, (dotted line is signal transfer line only to depict the concrete control program of driver's seat side stiffness tuning in Fig. 1, solid line is concrete action route), the concrete control program of front passenger's seat side stiffness tuning is identical with driver's seat side, also can do corresponding integration when implementing。
During use, first passing through the road conditions on stiffness tuning control station 28 selects knob 33 select current road conditions and transmit signals to electronic control unit 16, determine the range in stiffness of tire b7 and best vehicle body global stiffness, secondly electronic control unit 16 judges that the range in stiffness of current tire b7 and vehicle body global stiffness are whether within the scope of the range in stiffness and best vehicle body global stiffness of above-mentioned tire b7, if not, electronic control unit 16 controls electromagnetic valve a13, electromagnetic valve b14, the duty of electromagnetic valve c15 and electromagnetic valve d17, tire b7 is carried out inflation/deflation, until the range in stiffness of present tire b7 and vehicle body global stiffness meet best best vehicle body global stiffness。
This utility model one body stiffness regulates system, by two-point levitation formula cab air spring suspension system, the ingenious combination of Center Tyre Inflation/Deflation System and suspension system, it is possible not only to realize the real-time control to body stiffness, improve the ride performance of vehicle, the property passed through, ride comfort and crashworthiness, reduce the dynamic load of driver's cabin junction point, pass through switching control simultaneously, according to different load-carrying reasonable arrangements between three grades of adjustments, meet the different requirements for tire stiffness of the different road conditions, and maintain body stiffness to greatest extent, be conducive to optimal design, meet the development trend that Study on Vehicle Dynamic Control is integrated。

Claims (5)

1. a body stiffness regulates system, it is characterised in that include air supply system, test control system, two-point levitation formula cab air spring suspension system, Center Tyre Inflation/Deflation System and suspension system;
Described air supply system includes air compressor (10), air compressor (10) is connected with oil water separator (20) and air accumulator (19) successively, and described air accumulator (19) is connected with air spring a (23) and tire b (7) respectively by three-way valve (18);
Described test control system includes the pressure transducer a (5) being arranged on tire b (7) and the height sensor a (6) being arranged on axletree (2), also include the pressure transducer b (24) being arranged on air spring a (23) and the height sensor b (25) being arranged on bottom plate of driving cab (31), described pressure transducer a (5), height sensor a (6), pressure transducer b (24) and height sensor b (25) is connected with electronic control unit (16) respectively, described electronic control unit (16) is connected with stiffness tuning control station (28);
Described two-point levitation formula cab air spring suspension system is arranged between driver's cabin and vehicle frame (21), including the air spring a (23) making cabin front suspension put and air spring b (30) and the hydraulic cylinder a (22) and hydraulic cylinder b (26) that make driving cab rear suspension, between described air spring a (23) and described three-way valve (18), it is provided with the electromagnetic valve d (17) and electromagnetic valve c (15) for controlling air spring a (23) inflation/deflation;
Described Center Tyre Inflation/Deflation System includes being arranged on being used between described tire b (7) and described three-way valve (18) and controls the electromagnetic valve a (13) and electromagnetic valve b (14) of tire b (7) inflation/deflation;
Described suspension system includes the flexible member b (8) and the amortisseur a (4) that are arranged on axletree (2)。
2. a kind of body stiffness according to claim 1 regulates system, it is characterised in that be provided with check valve (11) between described air compressor (10) and oil water separator (20)。
3. a kind of body stiffness according to claim 1 regulates system, it is characterised in that be provided with drain valve (12) on described air accumulator (19)。
4. a kind of body stiffness according to claim 1 regulates system, it is characterized in that, described stiffness tuning control station (28) includes switch (32), road conditions select knob (33), rigidity to show table (34), fault cues lamp (35) and switching display lamp (36)。
5. a kind of body stiffness according to claim 1 regulates system, it is characterised in that described electronic control unit (16) includes microprocessor, memorizer, input/output interface, digital to analog converter and shaping, drive integrated circult。
CN201521116706.0U 2015-12-29 2015-12-29 Automobile body rigidity adjusting system Active CN205327194U (en)

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Application Number Priority Date Filing Date Title
CN201521116706.0U CN205327194U (en) 2015-12-29 2015-12-29 Automobile body rigidity adjusting system

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Application Number Priority Date Filing Date Title
CN201521116706.0U CN205327194U (en) 2015-12-29 2015-12-29 Automobile body rigidity adjusting system

Publications (1)

Publication Number Publication Date
CN205327194U true CN205327194U (en) 2016-06-22

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CN201521116706.0U Active CN205327194U (en) 2015-12-29 2015-12-29 Automobile body rigidity adjusting system

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107725662A (en) * 2017-11-17 2018-02-23 刘军 Automobile damper intelligence control system
CN109094305A (en) * 2018-08-27 2018-12-28 蔚来汽车有限公司 Automobile-used gas supply assembly and its air supply method, the vehicle configured with the gas supply assembly
CN111002764A (en) * 2018-10-06 2020-04-14 冯艳 Magnetic fluid rigidity-adjustable tire
CN111572292A (en) * 2020-04-30 2020-08-25 汉腾新能源汽车科技有限公司 Intelligent automobile tire pressure regulating system and method thereof
CN115384253A (en) * 2017-01-04 2022-11-25 Aktv8有限公司 System and method for vehicle load management

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115384253A (en) * 2017-01-04 2022-11-25 Aktv8有限公司 System and method for vehicle load management
CN107725662A (en) * 2017-11-17 2018-02-23 刘军 Automobile damper intelligence control system
CN109094305A (en) * 2018-08-27 2018-12-28 蔚来汽车有限公司 Automobile-used gas supply assembly and its air supply method, the vehicle configured with the gas supply assembly
CN109094305B (en) * 2018-08-27 2020-12-04 蔚来(安徽)控股有限公司 Air supply assembly for vehicle, air supply method thereof and vehicle with air supply assembly
CN111002764A (en) * 2018-10-06 2020-04-14 冯艳 Magnetic fluid rigidity-adjustable tire
CN111002764B (en) * 2018-10-06 2022-06-10 河南天基轮胎有限公司 Magnetic fluid rigidity-adjustable tire
CN111572292A (en) * 2020-04-30 2020-08-25 汉腾新能源汽车科技有限公司 Intelligent automobile tire pressure regulating system and method thereof

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