CN1048359A - Full-automatic system for transversely suspending car body stably - Google Patents
Full-automatic system for transversely suspending car body stably Download PDFInfo
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- CN1048359A CN1048359A CN 89104376 CN89104376A CN1048359A CN 1048359 A CN1048359 A CN 1048359A CN 89104376 CN89104376 CN 89104376 CN 89104376 A CN89104376 A CN 89104376A CN 1048359 A CN1048359 A CN 1048359A
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Abstract
A kind of full-automatic system for transversely suspending car body stably that has suspension, usefulness can make the coupling mechanism of body roll connect between the cross member of frame middle part that it is characterized in that body bottom and whole axle center, elastic supporting member for supporting optical member and side oscillation oil cylinder are installed about coupling mechanism, and oil cylinder and the hydraulic efficiency servo by bearing circle control link.When Ackermann steer angle can make vehicle body stable to keep lateral direction of car to the turn direction inclination.The present invention is simple in structure, cost is low, power consumption is few, and suitable generally use can make car to the further micro-miniaturisation of super narrow direction.
Description
The present invention relates to the improvement of suspension device for vehicle, particularly a kind of full-automatic system for transversely suspending car body stably.
The vehicle body of existing automobile (comprising " International Classification of Patents " indication " vehicle ") makes body bottom connect with running gears such as vehicle bridge, axletrees by suspension.Work as Ackermann steer angle, the force of inertia of vehicle body (centnifugal force) makes left and right sides tire loading inconsistent, and vehicle body (direction opposite with turn direction) laterally tilts, and has brought the wigwag motion of interior people of car and Loaded goods.In order to improve the lateral stability of vehicle, the way of normally taking to strengthen left and right sides Track width and strengthening the rigidity of damping spring.But the effect of doing like this inclination that solves vehicle is limited." automobile suspension system of no spring " literary composition of " world inventions " magazine (first phase in 1987) publication, introduced " electrically controlled suspension system " this up-to-date technology, it has improved the influence of force of inertia to the lateral stability of cars in travelling to a great extent, improved traveling comfort, but to be the weight of whole locomotive body float on the hydraulic efficiency pressure system for it, consumption of power is very big, complex structure, cost is very high, can only be useful on the luxury car, is not suitable for widespread usage.
Task of the present invention is to provide a kind of full-automatic system for transversely suspending car body stably, makes Ackermann steer angle can initiatively adjust body gesture, to the turn direction inclination, to keep the relative equilibrium of people and thing in the car, improves lateral stability of cars.This suspension gear is simple in structure, cost is low, and power consumption is few, suitable generally use.
The present invention is achieved in that the whole vehicle bridge two ends that are arranged between the left and right wheels are equipped with axle spring, damping cylinder, and above-mentioned parts and wheel link and constitute conventional draft hitch.The cross member of frame of vehicle bridge and body bottom middle part be with can making the coupling mechanism of body roll link, and this coupling mechanism can be two semicircle axle construction that curved surface is relative up and down; It also can be the structure of a semicircle axle and a semicircle bearing shell; Can also adopt a semicircle shape partial gear to connect with the structure of plane tooth bar.Hinged installation elastic supporting member for supporting optical member in the both sides of coupling mechanism and side oscillation oil cylinder, elastic supporting member for supporting optical member and side oscillation oil cylinder two ends connect cross member of frame and vehicle bridge respectively.Hydraulic efficiency servo by bearing circle control is set, and this system is by servo valve, filter, fuel tank, Hydraulic Pump, and device such as power takeoff constitutes, and power takeoff is to connect Hydraulic Pump and automobile gearbox or transmission shaft drive; Servo valve can be a side valve type, also can be steering valve.The side oscillation oil cylinder is connected with L with pipeline R with servo valve, promotes decline of a rising of piston rod of two oil cylinders with the hydraulic pressure difference of two pipelines.This hydraulic efficiency pressure system and hydraulic power steering gear structural similitude.
When the bearing circle rotation makes automobile turning, drive the rotating mechanism in the servo valve simultaneously, make the guiding valve in the servo valve produce displacement, a delivery port is opened, and the high pressure oil of being exported by Hydraulic Pump enters one of two pipelines, and another pipeline is a low pressure oil return state.Make the piston rod of two side oscillation oil cylinders be the state of a decline of a jacking, so just promoted the inclination of vehicle body.As long as make the inclination direction consistent with the turn inside diameter direction, can overcome the outward-dipping problem of vehicle body, reach the lateral stability purpose of vehicle body.Because the Hydraulic Pump of this hydraulic efficiency pressure system connects with automobile gearbox, thereby the oil pump output liquid amount in the hydraulic efficiency pressure system is directly proportional with car speed.Oil mass output is also high when the speed of a motor vehicle is high, and the piston rod jack-up of oil cylinder is also high more, and the body roll angle is increased.Centnifugal force was big when this just in time adapted to the vehicle tempo turn, kept the also big situation of the required bevelled angle of balance.This device can be adjusted the direction and the angle of body inclination according to the turning to and speed of vehicle, avoids the wigwag motion of passenger and Loaded goods, thereby has improved the traveling comfort of taking.In the suspension gear of the present invention, the weight of vehicle body is to directly act on axle center, and a spot of power is given in both sides can promote body roll, reduce greatly than electronic-controlled suspending device institute energy requirement, on the structure also than much simple.Because vehicle body has kept lateral stability, eliminated single wheel overload problem in addition, vehicle can adopt the softer preferably spring of damping performance, has more increased the traveling comfort of taking.
Be described in further detail below in conjunction with accompanying drawing
Fig. 1 is for making the suspension gear of coupling mechanism with gear.
Fig. 2 is a hydraulic efficiency pressure system scheme drawing of the present invention.
Fig. 3 is for making the suspension gear of coupling mechanism with bearing.
Fig. 4 is the suspension gear of band support frame.
Fig. 5 is the lateral plan of Fig. 4.
Figure 1 shows that one of embodiments of the invention, cross member of frame (5) is two semicircle partial gears that are meshed with the coupling mechanism at vehicle bridge (8) middle part, just be made of arc-shaped rack (2) and inclination strut member (10), part (2) is anchored on cross member of frame and the vehicle bridge with the available bolt of part (10) (1).Hinged installation elastic supporting member for supporting optical member in coupling mechanism both sides (9) and the oscillating oil cylinder that inclines (4), part (3) is the oil cylinder swinging mounting.Axle spring (7) is equipped with at the vehicle bridge two ends, damping cylinder (6).The pitch circle of two semi-circle gears can adopt the very circular arc or the involute circular arc of long radius, its profile of tooth can be any can intermeshing teeth, groove that can be with the teeth coupling wherein.Hydraulic efficiency pressure system shown in the accompanying drawing 2 can be by the power takeoff component set-ups such as (12) of the servo valve of controlling with bearing circle (15) (14), filter (16), fuel tank (19), Hydraulic Pump (17) and connection Hydraulic Pump and automobile gearbox.The pipe interface of servo valve (14) can be drawn pipeline R and pipeline L, and every pipeline is connected with the bottom of a side cylinder and the top of opposite side oil cylinder respectively, makes the preceding fluid of piston can return fuel tank.As shown in Figure 2 when the piston rod of oil cylinder (4) when last, pipeline R connects left oil cylinder bottom and right oil cylinder top, pipeline L connects right oil cylinder bottom and left oil cylinder top.Pipeline R is a high-pressure oil passage when bearing circle is turned right, and promotes left oil cylinder piston bar and rises, and right oil cylinder piston bar descends, and the fluid of left oil cylinder top and right oil cylinder bottom is back to fuel tank along pipeline L, and pipeline L is a low-pressure state.This moment, the action of oil cylinder made the vehicle body Right deviation.Bearing circle turns left, and pipeline L is a high pressure conditions, and cylinder action is opposite, and the body inclination direction is also opposite.Fig. 3 is two of embodiments of the invention, it uses axle (21), a bearing (20), axle sleeve (23) as coupling mechanism, axle mounting frame (22) is loaded on the vehicle bridge with bolt, and axle sleeve is loaded on the cross member of frame with bolt, and axle or axle sleeve also can become one with vehicle bridge or crossbeam.In addition can be with the axle and the structure of bearing shell, with the form of the axle sleeve cooperation of the axle of band gear and band internal tooth.Can also take the structure of semicircle oblique crank Z and semicircle axle sleeve for the size coupling mechanism that reduces the connection place.Fig. 4, Fig. 5 be the band support frame suspension gear just, two views of side.This kind structure applications is in doing under the situation of bumper with steel spring.A rectangular frame (25) is set between cross member of frame and vehicle bridge, between two frames in front and back of crossbeam and framework (25), connects with coupling mechanism; Connect with side oscillation oil cylinder (4) with elastic supporting member for supporting optical member (9) between two frames about the chassis side rail of body bottom (24) and framework (25).The steel spring two ends are loaded on the support frame, and the spring bottom connects vehicle bridge.
Suspension arrangement of the present invention can solve the body sway problem that Ackermann steer angle causes because of centrifugal force with better simply structure, lower cost. The lateral stability of improving vehicle needn't rely on the reinforcement with the damping spring rigidity of widening of vehicle body again. Adopt the big spring of rigidity that damping performance is weakened, the increasing of overall width makes again the area that takies road and parking lot strengthen. All there is the problem that road is crowded, parking space lacks in each big city at present, how to make car both guarantee certain security and comfortableness, and as far as possible microminiaturized, is the problem that presses for solution to super narrow direction microminiaturization particularly. Realization of the present invention can Car width is compressed to about 0.9 meter, and does not affect its lateral stability, solved car to super narrow direction miniaturization issues. Compare with existing common 1.6 meters wide car, alleviate crowded degree 44% in the situation of having a lot of social connections equally, same parking lot can increase parking capacity 44%, and social benefit is remarkable. Because cost of the present invention is low, power consumption is few, and suitable generally application is on the minicar that is particularly suitable for being applied to use for the individual.
Claims (7)
1, a kind of full automaticity vehicle body stable oscillation suspension gear, it is characterized in that connecting the draft hitch that constitutes routine with wheel by axle spring (7) damping cylinder (6) at vehicle bridge (8) two ends, the left and right sides, vehicle bridge is used with cross member of frame (5) middle part of body bottom the coupling mechanism of body roll is connected, hinged installation elastic supporting member for supporting optical member in the both sides of this coupling mechanism (9) and side oscillation oil cylinder (4), to connect vehicle bridge and cross member of frame, hydraulic efficiency servo by bearing circle (15) control is set, hydraulic efficiency pressure system is by servo valve (14), filter (16), fuel tank (19), Hydraulic Pump (17), formations such as power takeoff, left and right sides side oscillation oil cylinder (4) are connected the servo valve of hydraulic efficiency pressure system respectively with pipeline L by pipeline R.
2,, it is characterized in that described coupling mechanism is two semicircle shape partial gears that are meshed according to the described full-automatic system for transversely suspending car body stably of claim 1.
3,, it is characterized in that described connecting device is made of axle and bearing shell according to the described full-automatic system for transversely suspending car body stably of claim 1.
4,, it is characterized in that described connecting device is made of axle (21), bearing (20), axle sleeve (23) according to the described full-automatic system for transversely suspending car body stably of claim 3.
5,, it is characterized in that described connecting device is made of the axle of band gear and the axle sleeve of band inner gear according to the described full-automatic system for transversely suspending car body stably of claim 3.
6,, it is characterized in that described connecting device is made of semicircle oblique crank Z and semicircle axle sleeve according to the described full-automatic system for transversely suspending car body stably of claim 3.
7, according to the described full-automatic system for transversely suspending car body stably of claim 1, it is characterized in that between cross member of frame (5) and vehicle bridge (8), rectangular frame (25) being set, connect with coupling mechanism between the middle part on two limits and the cross member of frame before and after the support frame, about side oscillation oil cylinder and flexible supporting frames (9) are connected between two frameworks and the chassis side rail (24), the steel spring two ends are loaded on the support frame, and the spring bottom connects vehicle bridge.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89104376 CN1048359A (en) | 1989-06-30 | 1989-06-30 | Full-automatic system for transversely suspending car body stably |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 89104376 CN1048359A (en) | 1989-06-30 | 1989-06-30 | Full-automatic system for transversely suspending car body stably |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1048359A true CN1048359A (en) | 1991-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 89104376 Pending CN1048359A (en) | 1989-06-30 | 1989-06-30 | Full-automatic system for transversely suspending car body stably |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1048359A (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1321013C (en) * | 2004-02-02 | 2007-06-13 | 丰田自动车株式会社 | Vehicle underbody structure |
| CN100389973C (en) * | 2004-04-07 | 2008-05-28 | 陈家祥 | Vehicle without speed reduced in turning way |
| CN100390004C (en) * | 2003-05-08 | 2008-05-28 | 三菱自动车工业株式会社 | Vechicle suspension device |
| CN101850701A (en) * | 2009-03-30 | 2010-10-06 | 铃木株式会社 | Trailing arm type suspension |
| CN101879851A (en) * | 2010-07-09 | 2010-11-10 | 韩非 | Automobile body suspension structure |
| CN103448504A (en) * | 2013-01-10 | 2013-12-18 | 刘笑羽 | Vehicular suspension device |
| CN104245373A (en) * | 2012-02-29 | 2014-12-24 | 瑞典高级汽车商行有限公司 | A rear wheel suspension, and a motor vehicle |
| CN104760483A (en) * | 2014-04-29 | 2015-07-08 | 史庆平 | Double-cylinder suspension device |
| CN106062279A (en) * | 2014-02-28 | 2016-10-26 | 普拉塞-陶依尔铁路出口股份有限公司 | Method for detecting and securing a stable working position of a track-laying machine |
| CN106739919A (en) * | 2017-03-06 | 2017-05-31 | 至玥腾风科技投资集团有限公司 | The anti-roll system and vehicle of vehicle |
| CN107176001A (en) * | 2017-05-27 | 2017-09-19 | 李振中 | Automobile super damping chassis suspension frame structure |
| CN109624639A (en) * | 2018-10-31 | 2019-04-16 | 华中科技大学 | A kind of vehicle suspension system hydraulicefficiency elevation structure of Z-shaped multi link stroke amplification |
| CN113002261A (en) * | 2020-12-10 | 2021-06-22 | 江苏德发房车科技有限公司 | X-shaped suspension for motor home |
-
1989
- 1989-06-30 CN CN 89104376 patent/CN1048359A/en active Pending
Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100390004C (en) * | 2003-05-08 | 2008-05-28 | 三菱自动车工业株式会社 | Vechicle suspension device |
| CN1321013C (en) * | 2004-02-02 | 2007-06-13 | 丰田自动车株式会社 | Vehicle underbody structure |
| CN100389973C (en) * | 2004-04-07 | 2008-05-28 | 陈家祥 | Vehicle without speed reduced in turning way |
| CN101850701A (en) * | 2009-03-30 | 2010-10-06 | 铃木株式会社 | Trailing arm type suspension |
| CN101850701B (en) * | 2009-03-30 | 2012-09-05 | 铃木株式会社 | Trailing arm type suspension |
| CN101879851A (en) * | 2010-07-09 | 2010-11-10 | 韩非 | Automobile body suspension structure |
| CN104245373A (en) * | 2012-02-29 | 2014-12-24 | 瑞典高级汽车商行有限公司 | A rear wheel suspension, and a motor vehicle |
| CN104245373B (en) * | 2012-02-29 | 2016-08-24 | 瑞典高级汽车商行有限公司 | Rear wheel suspension system and motor vehicles |
| CN103448504A (en) * | 2013-01-10 | 2013-12-18 | 刘笑羽 | Vehicular suspension device |
| CN106062279A (en) * | 2014-02-28 | 2016-10-26 | 普拉塞-陶依尔铁路出口股份有限公司 | Method for detecting and securing a stable working position of a track-laying machine |
| CN104760483A (en) * | 2014-04-29 | 2015-07-08 | 史庆平 | Double-cylinder suspension device |
| CN104760483B (en) * | 2014-04-29 | 2017-05-10 | 史庆平 | Double-cylinder suspension device |
| CN106739919A (en) * | 2017-03-06 | 2017-05-31 | 至玥腾风科技投资集团有限公司 | The anti-roll system and vehicle of vehicle |
| CN106739919B (en) * | 2017-03-06 | 2024-05-17 | 刘慕华 | Anti-roll system for vehicle and vehicle |
| CN107176001A (en) * | 2017-05-27 | 2017-09-19 | 李振中 | Automobile super damping chassis suspension frame structure |
| CN109624639A (en) * | 2018-10-31 | 2019-04-16 | 华中科技大学 | A kind of vehicle suspension system hydraulicefficiency elevation structure of Z-shaped multi link stroke amplification |
| CN109624639B (en) * | 2018-10-31 | 2020-08-04 | 华中科技大学 | Z-shaped multi-connecting-rod stroke amplified hydraulic lifting mechanism for vehicle suspension system |
| CN113002261A (en) * | 2020-12-10 | 2021-06-22 | 江苏德发房车科技有限公司 | X-shaped suspension for motor home |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C01 | Deemed withdrawal of patent application (patent law 1993) | ||
| WD01 | Invention patent application deemed withdrawn after publication |