CN105090317B - Air spring and vehicle - Google Patents
Air spring and vehicle Download PDFInfo
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- CN105090317B CN105090317B CN201510470061.9A CN201510470061A CN105090317B CN 105090317 B CN105090317 B CN 105090317B CN 201510470061 A CN201510470061 A CN 201510470061A CN 105090317 B CN105090317 B CN 105090317B
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- butterfly plate
- air
- rotating shaft
- air spring
- connected entrance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/02—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium using gas only or vacuum
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/3207—Constructional features
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/34—Special valve constructions; Shape or construction of throttling passages
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Fluid-Damping Devices (AREA)
Abstract
The present invention relates to air spring and vehicle, air spring includes the air bag with main gas tank's cavity and the mounting seat with accessory air-space cavity, main gas tank's cavity is connected with accessory air-space cavity by connected entrance, the butterfly plate rotating shaft that axis extends along the longitudinal direction is provided with connected entrance, butterfly plate rotating shaft is provided with the butterfly plate for being used for being opened and closed connected entrance, butterfly plate and butterfly plate rotating shaft are provided with can be around the pendular body of the axis oscillating of butterfly plate rotating shaft, swing ball swings and drives butterfly plate to be rotated around the axis of butterfly plate rotating shaft under the action of the centrifugal force, when swing ball in the raw when connected entrance be in open mode, when swing ball swings the angle of setting, connected entrance is closed.Air spring provided by the invention can adjust air spring rigidity in real time according to turn inside diameter situation, solve the larger technical problem that potential safety hazard be present of Ackermann steer angle inclination degree.
Description
Technical field
The present invention relates to air spring and vehicle, belongs to vehicle production technical field.
Background technology
Because air suspension is relative to plate spring suspension brackets comfortableness is more preferable, the life-span is higher, and air suspension is to dither
Absorb and sound insulation property is more preferable, therefore, some vehicles replace original plate spring suspension brackets using air suspension at present.Air spring is
Core component in air suspension, the quality of air spring designs directly influence the quality of air suspension performance.
The rigidity size of air spring can influence the deformation quantity of air spring, when air spring rigidity is larger, air bullet
The deformation quantity of spring is smaller, and the deflection of automobile body is smaller, when air spring rigidity is relatively low, the deformation quantity of air spring compared with
Greatly, the deflection of automobile body is larger, and air spring damping effect is preferable.
When vehicle load capacity difference, the rigidity of air spring is also otherwise same；When load capacity is larger, air spring
Rigidity need larger, on the contrary then the rigidity of air spring needs are smaller, so could both meet the comfortableness of vehicle, again
It disclosure satisfy that the security of vehicle.Such as date of publication is 2012.03.07, the A of Publication No. CN 102367854 Chinese invention
Patent application discloses such a air spring, and the air spring mainly includes air bag and mounting seat, and air bag upper end is set
There is the installing plate for load-bearing, there is interior room in mounting seat, air bag is arranged in mounting seat, and air bag connects with the interior room of mounting seat
So that the air-flow between air bag and mounting seat mutually flows, flow restriction control plate is provided with the communicating position of air bag and mounting seat, is saved
The inner space of air bag and mounting seat is separated into main gas tank and accessory air-space by stream adjustable plate.In order to adjust the firm of air spring
Spend, throttle orifice is offered on the flow restriction control plate of above-mentioned air spring, the area of passage of throttle orifice is suitable so that main gas tank and pair
Kept between air chamber without pressure differential condition.When vehicle load capacity is larger, the air-flow in air bag is flowed into mounting seat, and throttling is adjusted
Saving the throttle orifice on plate will be adjusted between air bag and mounting seat according to the speed that the load and upper mounting plate of increase move downward
Gas flow differential pressure, and then the rigidity of raising air spring.
Vehicle carrying needs to adjust the rigidity of air spring when different, when vehicle break turn, urgent avoidance or crosses bend
When, it is also desirable in real time regulation air spring rigidity, vehicle break turn, urgent avoidance or cross bend when vehicle body can to one roll
Tiltedly, if spring rate is relatively low, the inclination degree of vehicle body will be larger, although above-mentioned air spring can be in different bearer weight feelings
Under condition, the rigidity of air spring is adjusted, but when the vehicle body of vehicle tilts, air spring but can not be according to inclination feelings
Condition automatically adjusts the rigidity of itself so that the anti-roll stiffness of air spring is substantially insufficient, and the body sway of vehicle is more serious, deposits
In potential safety hazard.
The content of the invention
It is existing to solve it is an object of the invention to provide the air spring that can adjust rigidity in real time according to turn inside diameter situation
There is the inclination degree larger technical problem that potential safety hazard be present when vehicle swerves in technology.The present invention also aims to provide
Use the vehicle of above-mentioned air spring.
To achieve the above object, the present invention adopts the following technical scheme that：
Air spring, including air bag and mounting seat, air bag is interior to have main gas tank's cavity, has accessory air-space empty in mounting seat
Chamber, air bag are arranged in mounting seat, and main gas tank's cavity is connected with accessory air-space cavity by connected entrance, is set at the connected entrance
Have a butterfly plate rotating shaft that axis extends along the longitudinal direction, butterfly plate rotating shaft is provided with a butterfly plate for being used to be opened and closed connected entrance, butterfly plate or
It is installed with and is swung in the presence of centrifugal force in left-right direction to drive butterfly plate to turn around the axis of butterfly plate rotating shaft in person's butterfly plate rotating shaft
Dynamic pendular body, when pendular body in the raw when connected entrance be in open mode, if after the swing set angle of pendular body
The swaying direction that butterfly plate can close the connected entrance is the first swaying direction, and another swaying direction is the second swaying direction,
Butterfly plate can close the connected entrance after pendular body rotates set angle along the first swaying direction wobble drive butterfly plate.
The pendular body includes swing ball connecting rod and swing ball, and one end and the butterfly plate or butterfly plate rotating shaft of swing ball connecting rod are connected, separately
One end is connected with swing ball, and the swing ball is connected by the swing ball connecting rod with the butterfly plate or butterfly plate rotating shaft.
Air spring, including air bag and mounting seat, air bag is interior to have main gas tank's cavity, has accessory air-space empty in mounting seat
Chamber, air bag are arranged in mounting seat, and main gas tank's cavity is connected with accessory air-space cavity by connected entrance, is set at the connected entrance
There is the butterfly plate rotating shaft that axis extends along the longitudinal direction, butterfly plate rotating shaft is provided with the butterfly plate for being used for being opened and closed connected entrance, and the butterfly plate has
Two, double butterfly plate is respectively the first butterfly plate, the second butterfly plate, and it is in X-type that double butterfly plate is intersecting, is installed with double butterfly plate or butterfly plate rotating shaft
Swung in the presence of centrifugal force in left-right direction to drive the pendular body that double butterfly plate rotates around the axis of butterfly plate rotating shaft, work as swing
Body in the raw when connected entrance be in open mode, when pendular body is by centrifugal force to the right, pendular body is swung to the right
So that one in double butterfly plate rotates connected entrance described in set angle rear enclosed, when pendular body is by centrifugal force to the left, pendulum
Kinetoplast swing to the left so that in double butterfly plate another rotate set angle after can close the connected entrance.
The pendular body includes swing ball connecting rod and swing ball, and one end and the butterfly plate or butterfly plate rotating shaft of swing ball connecting rod are connected, separately
One end is connected with swing ball, and the swing ball is connected by the swing ball connecting rod with the butterfly plate or butterfly plate rotating shaft.
Vehicle, including vehicle bridge, vehicle bridge are installed with left air spring in the opening position close to vehicle bridge left end, and vehicle bridge is in close to car
The opening position of bridge right-hand member is installed with right air spring, and left air spring and air spring include air bag and mounting seat, in air bag
With main gas tank's cavity, there is accessory air-space cavity in mounting seat, air bag is arranged in mounting seat, main gas tank's cavity and secondary gas
Room cavity is connected by connected entrance, left air spring, right air spring connected entrance at be equipped with axis and extend along the longitudinal direction
Butterfly plate rotating shaft, be equipped with a butterfly plate for being used to be opened and closed connected entrance in double butterfly plate rotating shaft, left air spring, right air spring
It is installed with butterfly plate or butterfly plate rotating shaft and is swung in the presence of centrifugal force in left-right direction to drive double butterfly plate around butterfly plate rotating shaft
The pendular body that rotates of axis, when pendular body in the raw when left air spring and the connected entrance of right air spring be in
Open mode, if the swaying direction that butterfly plate can close the connected entrance after the swing set angle of pendular body is the first swing
Direction, another swaying direction are the second swaying direction, the first swaying direction of left air spring to the left, the first of right air spring
To the right, butterfly plate can be by the company after pendular body rotates set angle along the first swaying direction wobble drive butterfly plate for swaying direction
Port is closed；When left air spring, right air spring pendular body by centrifugal action to the left when, the pendulum of left air spring
Kinetoplast is swung along the first swaying direction, and the pendular body of right air spring is swung along the second swaying direction, when left air spring, right sky
When the pendular body of gas spring is by centrifugal action to the right, the pendular body of right air spring is swung along first, left air spring
Pendular body swung along the second swaying direction.
The pendular body includes swing ball connecting rod and swing ball, and one end and the butterfly plate or butterfly plate rotating shaft of swing ball connecting rod are connected, separately
One end is connected with swing ball, and the swing ball is connected by the swing ball connecting rod with the butterfly plate or butterfly plate rotating shaft.
Vehicle, the opening position in vehicle bridge close to left end are provided with left air spring, and the opening position of close right-hand member is provided with vehicle bridge
Right air spring, two air springs include air bag and mounting seat, have main gas tank's cavity in air bag, have secondary gas in mounting seat
Room cavity, air bag are arranged in mounting seat, and main gas tank's cavity is connected so that main gas tank with accessory air-space cavity by connected entrance
Air-flow in cavity, accessory air-space cavity can circulate, left air spring, right air spring connected entrance at be equipped with axis along before
Rear is to the butterfly plate rotating shaft of extension, and each butterfly plate rotating shaft is provided with two butterfly plates for being used to be opened and closed connected entrance, two butterfly plates point
Not Wei the first butterfly plate and the second butterfly plate, it be in X-type that two butterfly plates are intersecting, be installed with two butterfly plates or butterfly plate rotating shaft along or so
Swung in the presence of the centrifugal force of direction to drive the pendular body that double butterfly plate rotates around the axis of butterfly plate rotating shaft, when pendular body is in certainly
Right state bottom left air spring, the connected entrance of right air spring are in open mode, when two air springs pendular body by
During centrifugal force to the left, the pendular body of two air springs is swung to the left so that one in the first butterfly plate, the second butterfly plate can will
The closing of corresponding connected entrance, when the pendular body of two air springs is by centrifugal force to the right, the pendular bodies of two air springs to
Right swing is so that another in the first butterfly plate, the second butterfly plate can close corresponding connected entrance.
The pendular body includes swing ball connecting rod and swing ball, and one end and the butterfly plate or butterfly plate rotating shaft of swing ball connecting rod are connected, separately
One end is connected with swing ball, and the swing ball is connected by the swing ball connecting rod with the butterfly plate or butterfly plate rotating shaft.
The present invention advantageous effects be：Main gas tank's cavity and accessory air-space cavity, main gas tank can be divided into air spring
Cavity is connected under normal circumstances with accessory air-space cavity, and the butterfly plate rotating shaft that axis extends in the longitudinal, butterfly are provided with connected entrance
Plate rotating shaft is provided with butterfly plate, and butterfly plate or butterfly plate rotating shaft are provided with pendular body, and pendular body turns around butterfly plate under the influence of centrifugal force
The axis oscillating of axle, and drive butterfly plate to be rotated around the axis of butterfly plate rotating shaft.
The air spring of the first of the invention scheme, a butterfly plate is provided with its butterfly plate rotating shaft, when vehicle keep straight on, is put
In the raw, the connected entrance of left air spring and right air spring in vehicle bridge is in open mode, main gas tank to kinetoplast
Cavity connects with accessory air-space cavity, and the air-flow between 2 air chambers can circulate, and compressible volume of air is larger in air spring,
The rigidity of air spring is relatively low, ensures the damping effect of air spring, ensures comfortableness during vehicle straight trip；When vehicle is rapidly left
During turning, the pendular body of left air spring and right air spring is swung under the action of the centrifugal force, and drives butterfly plate to rotate, right air
The butterfly plate of spring closes connected entrance, and the connected entrance of left air spring is in open mode, main gas tank's cavity of right air spring
Mutually isolated with accessory air-space cavity, two air chamber cavity interior air-flows can not circulate, compressible volume of air in right air spring
Smaller, rigidity is higher, and the deflection of right air spring reduces, the final angle for reducing vehicle and being tilted to the right.Similarly, when vehicle is anxious
When speed is turned right, the rigidity increase of left air spring, the angle that vehicle is tilted to the left is reduced.
The air spring of second scheme of the present invention, two intersecting butterfly plates, two butterfly plates are provided with its butterfly plate rotating shaft
Intersecting is in X-type, when vehicle is kept straight on, pendular body in the raw, the company of left air spring and right air spring in vehicle bridge
Port is in open mode, when vehicle rapidly turns left or turned right, left air spring, right air spring pendular body by
To the effect of centrifugal force, and butterfly plate is driven to rotate, the connected entrance of left air spring and right air spring can be by two butterfly plates
In a closing, after butterfly plate closed communication mouth, two connected entrances are in closed state, and then the air spring of left and right two is firm
Degree increases, and then reduces the angle that vehicle body rolls to the left or to the right.
The problem of air spring of the present invention can not only avoid vehicle body roll angle is larger when swerving, moreover it is possible to
Enough ensure comfortableness of the vehicle in straight trip.
Brief description of the drawings
Fig. 1 is view when vehicle embodiments 1 of the present invention are kept straight on；
Fig. 2 is the structural representation of air spring in its natural state in vehicle embodiments 1 of the present invention；
Fig. 3 is view when vehicle embodiments 1 of the present invention rapidly turn left；
Fig. 4 is view when vehicle embodiments 1 of the present invention are rapidly turned right；
Fig. 5 is the structural representation of right air spring in its natural state in vehicle embodiments 2 of the present invention；
Fig. 6 is the structural representation of left air spring in its natural state in vehicle embodiments 2 of the present invention；
Fig. 7 is view when vehicle embodiments 2 of the present invention rapidly turn left；
Fig. 8 is view when vehicle embodiments 2 of the present invention are rapidly turned right；
In figure：1st, air bag, 2, butterfly plate, 3, mounting seat, 4, swing ball, 5, base installing hole, 6, swing ball connecting rod, 7, butterfly plate turns
Axle, 8, air bag cover plate, 9, wheel, 10, vehicle bridge, 11, mounting bracket.
Embodiment
The embodiment 1 of vehicle of the present invention, vehicle include air suspension, and as Figure 1-4, air suspension includes vehicle bridge 10,
Vehicle bridge 10 is provided with two groups of air springs, and the left and right ends of vehicle bridge 10 are provided with wheel 9, at left position in vehicle bridge 10
Mounting bracket 11 is installed with the opening position close to right-hand member, each group of mounting bracket upper end is installed with air spring, left sky
Gas spring is identical with the structure of right air spring, below be described exemplified by one of which air spring.
Air spring includes air bag 1, mounting seat 3, and air bag 1 is arranged in mounting seat 3, and the upper end of air bag 1 is provided with carrying and carried
The air bag cover plate 8 of lotus, the lower end of mounting seat 3, which is provided with, is used for the base installing hole 5 connected with the mounting bracket of vehicle, in air bag 1
Portion has main gas tank's cavity, and the volume of main gas tank's sky chamber air is V1, and the inside of mounting seat 3 has accessory air-space cavity, accessory air-space
The volume of empty chamber air is V2, and main gas tank's cavity is connected with accessory air-space cavity by a connected entrance, and the connected entrance is flat mouth,
In other embodiments, connected entrance can be angle, and connected entrance enables the air-flow phase in main gas tank's cavity and accessory air-space cavity
Mutually circulate, in the present embodiment, connected entrance is circular port, and in other embodiments, connected entrance can be rectangle, regular polygon etc.
Deng.
The butterfly plate rotating shaft 7 that axis extends along the longitudinal direction is provided with connected entrance, butterfly plate rotating shaft 7 is along the longitudinal direction across connection
Mouthful, be installed with butterfly plate rotating shaft 7 it is for closed communication mouth, to cut off airflow between main gas tank's cavity and accessory air-space cavity
Butterfly plate 2, butterfly plate 2 has two, and double butterfly plate is respectively the first butterfly plate, the second butterfly plate, the radial direction of the axis of butterfly plate rotating shaft 7 along butterfly plate
Extension, the downside of butterfly plate rotating shaft 7 are installed with pendular body, and pendular body includes swing ball 4 and swing ball connecting rod 6, and swing ball connecting rod 6 is connected in swing ball
Between 4 and butterfly plate rotating shaft 7, swing ball 4 in the presence of centrifugal force in left-right direction can around the axis oscillating of butterfly plate rotating shaft 7,
Swing ball 4 swing simultaneously drives butterfly plate 2 around butterfly plate rotating shaft axis rotate, when swing ball in the raw when, swing ball connecting rod 6 is in
Vertical state, the first butterfly plate are inclined downwards from left to right, and the second butterfly plate is inclined upwardly from left to right, and it is in X-type that double butterfly plate is intersecting, and two
The plate face shape of butterfly plate is in an angle.In the present embodiment, butterfly plate 2 is the circle to match with connected entrance.
When swing ball in the raw under, the axis of swing ball connecting rod 6 vertically extends, at the connected entrance of air spring
In open mode, and the degree opened is maximum, and main gas tank's cavity connects with accessory air-space cavity, now, can be pressed inside air spring
The volume of air of contracting is V=V1+V2；When swing ball 4 is swung to the left under the influence of centrifugal force, butterfly plate 2 is around the up time of butterfly plate rotating shaft 7
Pin rotates, and the second butterfly plate gradually tends to horizontality, and after butterfly plate 2 rotates the angle of setting, the second butterfly plate is exactly in level
State, now connected entrance be closed, butterfly plate 2 cuts off airflow between main gas tank's cavity and accessory air-space cavity, now,
The volume of air of air spring internal compressible is V=V1；When swing ball 4 is swung to the right under the influence of centrifugal force, butterfly plate 2 around
Butterfly plate rotating shaft 7 rotates counterclockwise, and the first butterfly plate gradually tends to horizontality, after butterfly plate 2 rotates counterclockwise the angle of setting, the
One butterfly plate is in horizontality, and the first butterfly plate closes connected entrance, and connected entrance is closed, now, inside air spring
Compressible volume of air is similarly V=V1；Due to V1+V2 ＞ V1, when connected entrance is in open mode, compressible air
Volume is larger, and the rigidity of air spring is relatively low, and damping effect is preferable, and comfortableness is preferable in vehicle travel process；At connected entrance
When closed mode, compressible volume of air is smaller, and the rigidity of air spring is larger, and the deformation quantity of air spring is smaller.
If butterfly plate rotational angle is not enough to close connected entrance, butterfly plate rotates the opening degree that can reduce connected entrance, makes
The circulating face for obtaining air-flow diminishes, and when the air bag cover plate of air spring sinks rapidly, main gas tank's sky chamber air is empty to accessory air-space
By resistance when chamber flows, air pressure increase in main gas tank's cavity, it can equally increase the rigidity of air spring, reduce air spring
Deformation quantity.
During the installation of two groups of air springs, ensure the direction when axis direction of butterfly plate rotating shaft is kept straight on vehicle be it is consistent,
That is the axis direction of butterfly plate rotating shaft extends along the longitudinal direction.When vehicle is kept straight on, swing ball in the raw, the pendulum of air spring
Ball link is in vertical state all the time, state diagram when vehicle as shown in Figure 1 is kept straight on, now, swing ball in the raw under,
The connected entrance of air spring is in open mode, and the volume of air of air spring internal compressible is V=V1+V2.
When the vehicle is turning, acted on by centrifugal force, swing ball can swing, and then drive butterfly plate to turn around butterfly plate rotating shaft
Dynamic, when vehicle is swerving, the centrifugal force that swing ball is subject to is larger, and the rotational angle of butterfly plate is larger, and butterfly plate can be by connected entrance
Closing, connected entrance are closed, and now, the volume of air of air spring internal compressible is V=V1.When vehicle is rapidly left
During turning, as shown in figure 3, swing ball can swing the angle of setting to the right, swing ball drives double butterfly plate to rotate counterclockwise set angle, the
One butterfly plate closes connected entrance, and connected entrance is closed；When vehicle is rapidly turned right, as shown in figure 4, swing ball can be to the left
Swing, double butterfly plate rotates clockwise set angle, and the second butterfly plate closes connected entrance, and connected entrance is in closed state；Vehicle exists
When swerving when vehicle is kept straight on compared with, vehicle keep straight on when air spring in compressible volume of air it is larger, air spring
Rigidity it is relatively low, the good damping effect of air spring, ensure vehicle ride performance and comfortableness；Ackermann steer angle air spring
Interior compressible volume of air reduces, and the rigidity increase of air spring, can suppress the deflection of air spring, can reduce vehicle body
Inclination degree, ensure vehicle driving safety.
When general low speed is turned, the amplitude that swing ball is swung is smaller, and the rotational angle of butterfly plate is smaller to be not enough to closed communication
Mouthful, butterfly plate rotates the opening degree that can reduce connected entrance so that the circulating face of air-flow diminishes.
The embodiment 2 of vehicle of the present invention, unlike above-described embodiment 1, the butterfly of left air spring and right air spring
One butterfly plate is only installed, left air spring, the incline direction of right air spring are different, left air spring, right sky in plate rotating shaft
Gas spring is symmetrical set, as shown in Figure 5, Figure 6, when swing ball in the raw when, in the butterfly plate rotating shaft of left air spring
Butterfly plate be from left to right inclined upwardly, the butterfly plate in the butterfly plate rotating shaft of right air spring from left to right tilts down, due to connection
Mouth is flat mouth, and in its natural state, connected entrance is in open mode, in other embodiments, the butterfly plate of left and right two air spring
Equal left and right horizontal, now connected entrance should be angle, the connected entrance of left air spring tilts down from left to right, right air spring
Connected entrance is inclined upwardly from left to right.
If the swaying direction of corresponding connected entrance closing can be the first swing side by butterfly plate after the swing set angle of swing ball
To another swaying direction is the second swaying direction, and to the left, the first of right air spring puts the first swaying direction of left air spring
To the right, butterfly plate can be by the connected entrance after swing ball rotates set angle along the first swaying direction wobble drive butterfly plate in dynamic direction
Closing；When left air spring, right air spring pendular body by centrifugal action to the left when, the pendular body of left air spring
Swung along the first swaying direction, the pendular body of right air spring is swung along the second swaying direction, when left air spring, right air bullet
When the pendular body of spring is by centrifugal action to the right, the pendular body of right air spring is swung along first, the pendulum of left air spring
Kinetoplast is swung along the second swaying direction.
When vehicle swerves to the left, as shown in fig. 7, the vehicle body of vehicle can tilt to the right, in order to avoid vehicle side
Inclination is excessive, and the rigidity of right air spring needs to increase, and now, the swing ball of left and right two air spring can all be swung to the right necessarily
Angle, the swing ball of right air spring swung along the first swaying direction, and its connected entrance can be closed, the swing ball edge of left air spring
Second swaying direction is swung, and the connected entrance of left air spring increases still in open mode, the rigidity of right air spring, reduces car
The angle being tilted to the right；Conversely, when car vehicle swerves to the right, as shown in figure 8, the vehicle body of vehicle can be tilted to the left,
The rigidity of left air spring is needed to increase, and now, the swing ball of left air spring is swung in the first direction, and its connected entrance can be sealed
Close, the rigidity increase of this group of air spring, positioned at the rigidity increase of the air spring of vehicle bridge left end, reduce what vehicle was tilted to the left
Angle.
In the above embodiment of the present invention, swing ball connecting rod is installed in butterfly plate rotating shaft, in other embodiments, swing ball
Connecting rod can be installed on butterfly plate.
In other embodiments of the invention, air spring can be not provided with swing ball, only solid on butterfly plate or butterfly plate rotating shaft
If a swing rod, swing rod axis is vertically extending, and the upper end of swing rod is fixedly connected with butterfly plate or butterfly plate rotating shaft；Can also
The fixed pendulum in butterfly plate rotating shaft.
The embodiment of air spring of the present invention, the structure of air spring as described above, to avoid repeating, will not be described here.
Claims (4)
1. air spring, including air bag and mounting seat, air bag is interior to have main gas tank's cavity, has accessory air-space cavity in mounting seat,
Air bag is arranged in mounting seat, and main gas tank's cavity is connected with accessory air-space cavity by connected entrance, it is characterised in that：The company
Passage port is provided with the butterfly plate rotating shaft that axis extends along the longitudinal direction, and butterfly plate rotating shaft is provided with the butterfly plate for being used for being opened and closed connected entrance, institute
Stating butterfly plate has two, and double butterfly plate is respectively the first butterfly plate, the second butterfly plate, and it is in X-type, double butterfly plate or butterfly plate rotating shaft that double butterfly plate is intersecting
On be installed with the presence of centrifugal force in left-right direction swing with drive double butterfly plate around butterfly plate rotating shaft axis rotate swing
Body, when pendular body in the raw when connected entrance be in open mode, when pendular body is by centrifugal force to the right, pendular body
Swing to the right so that one in double butterfly plate rotates connected entrance described in set angle rear enclosed, when pendular body is by centrifugation to the left
During power, pendular body swing to the left so that in double butterfly plate another rotate set angle after can close the connected entrance, butterfly plate
The axis of rotating shaft passes through butterfly plate and radially extending along butterfly plate.
2. air spring according to claim 1, it is characterised in that：The pendular body includes swing ball connecting rod and swing ball, pendulum
One end of ball link is connected with butterfly plate or butterfly plate rotating shaft, and the other end is connected with swing ball, and the swing ball passes through the swing ball connecting rod
It is connected with the butterfly plate or butterfly plate rotating shaft.
3. vehicle, the opening position in vehicle bridge close to left end is provided with left air spring, and the opening position in vehicle bridge close to right-hand member is provided with right
Air spring, two air springs include air bag and mounting seat, have main gas tank's cavity in air bag, have accessory air-space in mounting seat
Cavity, air bag are arranged in mounting seat, and main gas tank's cavity is connected so that main gas tank is empty with accessory air-space cavity by connected entrance
Air-flow in chamber, accessory air-space cavity can circulate, it is characterised in that：Left air spring, right air spring connected entrance at be all provided with
There is the butterfly plate rotating shaft that axis extends along the longitudinal direction, each butterfly plate rotating shaft is provided with two butterfly plates for being used to be opened and closed connected entrance,
Two butterfly plates are respectively the first butterfly plate and the second butterfly plate, and it is in X-type that two butterfly plates are intersecting, fixed on two butterfly plates or butterfly plate rotating shaft
Have and swung in the presence of centrifugal force in left-right direction to drive the pendular body that double butterfly plate rotates around the axis of butterfly plate rotating shaft, work as pendulum
Bottom left air spring, the connected entrance of right air spring are in open mode to kinetoplast in the raw, when two air springs
When pendular body is by centrifugal force to the left, the pendular body of two air springs is swung to the left so that in the first butterfly plate, the second butterfly plate
One can close corresponding connected entrance, when the pendular body of two air springs is by centrifugal force to the right, two air springs
Pendular body swing to the right so that another in the first butterfly plate, the second butterfly plate can close corresponding connected entrance, butterfly plate turns
The axis of axle passes through butterfly plate and radially extending along butterfly plate.
4. vehicle according to claim 3, it is characterised in that：The pendular body includes swing ball connecting rod and swing ball, swing ball connecting rod
One end be connected with butterfly plate or butterfly plate rotating shaft, the other end is connected with swing ball, the swing ball by the swing ball connecting rod with it is described
Butterfly plate or butterfly plate rotating shaft are connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510470061.9A CN105090317B (en) | 2015-08-04 | 2015-08-04 | Air spring and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510470061.9A CN105090317B (en) | 2015-08-04 | 2015-08-04 | Air spring and vehicle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105090317A CN105090317A (en) | 2015-11-25 |
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| DE102017001610A1 (en) * | 2017-02-18 | 2018-08-23 | Man Truck & Bus Ag | Spring system with lockable ram punch space |
| CN109100244B (en) * | 2018-07-26 | 2020-12-18 | 中国航空工业集团公司沈阳飞机设计研究所 | Parameter selection test method for torsion spring for airplane |
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| CN1510318A (en) * | 2002-11-28 | 2004-07-07 | �ٲ�� �ҵ��ʽ���� | Vibrating separating tables |
| CN102338188A (en) * | 2010-11-30 | 2012-02-01 | 哈尔滨工业大学 | Air spring vibration isolator based on piston type liquid viscous damping action |
| CN102444685A (en) * | 2010-09-29 | 2012-05-09 | 株式会社万都 | Body amplitude sensitive air spring |
| CN204900637U (en) * | 2015-08-04 | 2015-12-23 | 郑州宇通客车股份有限公司 | Air spring and vehicle |
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| DE102004052500B4 (en) * | 2004-10-28 | 2013-06-20 | Voss Automotive Gmbh | Mounting kit for a vehicle air suspension system with a switchable additional air spring volume and method for controlling the air spring system |
| JP2007030597A (en) * | 2005-07-25 | 2007-02-08 | Aisin Seiki Co Ltd | Air suspension device |
| JP5646185B2 (en) * | 2010-02-05 | 2014-12-24 | ピー・エス・シー株式会社 | Air spring system for vehicles |
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| CN1510318A (en) * | 2002-11-28 | 2004-07-07 | �ٲ�� �ҵ��ʽ���� | Vibrating separating tables |
| CN102444685A (en) * | 2010-09-29 | 2012-05-09 | 株式会社万都 | Body amplitude sensitive air spring |
| CN102338188A (en) * | 2010-11-30 | 2012-02-01 | 哈尔滨工业大学 | Air spring vibration isolator based on piston type liquid viscous damping action |
| CN204900637U (en) * | 2015-08-04 | 2015-12-23 | 郑州宇通客车股份有限公司 | Air spring and vehicle |
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